description is made hereinafter for preferred embodiments of the present invention . it should be noted that the embodiment are not intended to limit the scope of the present invention . a unit for mixing rate is weight %. 1 g of 4 - hydroxy benzophenone and 4 . 668 g of epichlorohydrin ( 0 . 025 mol ) were dissolved , 20 . 5 mg of sodium hydroxide was added , and the reaction system was heated to 100 ° c . and then cooled to 95 ° c . furthermore 201 . 4 mg of sodium hydroxide was added , and additional heating and agitation was carried out for 3 hours . the system was cooled to the room temperature , and salt was removed by filtering . the obtained filtrate was condensed under reduced pressure condition , and purified according to the silica gel chromatography to obtain 1 . 0 g of solid state 4 - glycidyloxy benzophenone ( yield : 83 %). then , 2 . 921 g of maltitol and 476 . 0 mg of potassium hydroxide were dissolved in 20 ml of dimethylsulfoxide , and the mixture was stirred under flow of nitrogen for 30 minutes . a solution obtained by dissolving 719 mg of the resultant 4 - glycidyloxy benzophenone dissolved in 1 ml of dimethylsulfoxide was dripped to it . furthermore , heating and agitation was continued for 1 hour under flow of nitrogen , and the reaction system was cooled to the room temperature and neutralize with chloric acid . the reaction system was fractionated according to the column chromatography using the hyperporous polymer ( hiporous resin supplied from mitsubishi kasei kogyo kabushiki kaisha ) at first as a developing solvent with purified water , and then a mixture of ethyl alcohol and purified water with the mixing ratio of 1 : 1 , and effluent fraction in which the mixing ratio of ethyl alcohol and purified water was 1 : 1 was condensed to obtained 500 mg of 1 -( 4 - benzoylphenyl ) glycerol maltitolether ( yield : 30 %). measurement was made by using the ira - 1 infrared absorption spectrometer supplied from nihon bunko kabushiki kaisha with the kbr disk method , and absorption due to stretching vibration of the hydroxyl group at 3387 cm - 1 , stretching vibration of the glyceroil group at 2928 cm - 1 and stretching vibration of the carbonyl group at 1649 cm - 1 were observed . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha at 35 ° c ., and signal from carbon atoms in the benzophenone part was observed at δ197 ppm , 164 ppm , 139 ppm , 134 ppm , 133 ppm , 131 ppm , 129 ppm , and 115 ppm , and signals from the maltitol group and the glyceril group was observed in a range from 103 ppm to 62 ppm . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha under room temperature , and signals from hydrogen in the benzophenone section were observed in the range of δ7 . 8 - 7 . 1 ppm and signal from hydrogen in the maltitol group and glyceril group were observed in the range of δ5 . 2 - 3 . 3 ppm . measurement was made by using the uvidec 610 c ultraviolet ray absorption spectrometer from nihon bunko kabushiki kaisha with methanol as a solvent , and the peak absorption was observed at 282 . 7 nm . the product was spotted on tcl , phenol indicator was sprayed with a sprayer on it . 10 % sodium carbonate solution was sprayed over it , but a color indicating presence of phenol was not observed . 3 . 0 g of 2 , 4 - dihydroxy benzophenone and 15 . 5 g of epichlorohydrin ( 0 . 075 mol ) were dissolved , and 112 . 0 mg of sodium hydroxide was added . the reaction system was heated to 100 ° c . and then cooled to 95 ° c ., and 672 . 2 mg of sodium hydroxide was added . additional heating and agitation was continued for 3 hours . then , the reaction system was cooled to the room temperature , and salt was removed by filtering . the resultant filtrate was condensed under reduced pressure condition , and purified according to the silica gel column chromatography . 2 . 8216 g of solid state 4 - glycidyloxy - 2 - hydroxy benzophenone was obtained ( yield : 75 %). then , 1 . 550 g of maltitol and 84 . 2 mg of potassium hydroxide were dissolved in 10 ml of dimethylsulfoxide . the mixture was heated and stirred for 30 minutes under a flow of nitrogen , and a solution obtained by dissolving 406 . 0 mg of 4 - glycidyloxy - 2 - hydroxy benzophenone in 6 ml of dimethylsulfoxide was dripped to it . then , heating and agitation under flow of nitrogen was carried out for 1 hour , and then the reaction system was cooled to the room temperature and the mixture was neutralized by chloric acid . the reaction system was fractionated according to the column chromatography using the hyperporous polymer ( hiporous resin supplied from mitsubishi kasei kogyo kabushiki kaisha ) at the first time as a solvent with purified water , and then a mixture of ethyl alcohol and purified water with the mixing ratio of 1 : 1 . effluent fraction in which the mixing ratio of ethyl alcohol and purified water was 1 : 1 was condensed to obtain 478 mg of 1 -( 4 - benzoyl - 3 - phenyl ) glycerol maltitolether ( yield : 52 %). measurement was made by using the ira - 1 infrared absorption spectrometer supplied from nihon bunko kabushiki kaisha with the kbr disk method , and absorption due to stretching vibration of the hydroxyl group at 3380 cm - 1 , stretching vibration of the hydrocarbon group at 2928 cm - 1 and stretching vibration of the carbonyl group at 1626 cm - 1 were observed . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha at 35 ° c ., and signal from carbon atoms in the benzophenone part was observed at δ201 ppm , 166 ppm , 139 ppm , 136 ppm , 133 ppm , 132 ppm , 130 ppm , 129 ppm and 114 ppm , and those from the carbons in the maltitol group and the glyceril group was observed in a range from 109 ppm to 62 ppm . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha , and signals from hydrogen in the benzophenone section were observed at δ12 . 5 ppm and in the range of δ7 . 8 - 7 . 1 ppm , and signal from hydrogen in the maltitol group and glyceril group were observed in the range of δ5 . 2 - 3 . 3 ppm . measurement was made by using the uvidec 610 c ultraviolet ray absorption spectrometer from nihon bunko kabushiki kaisha with methanol as a solvent , and the peak absoption was observed at 279 . 8 nm . the product was spotted on tcl , phenol indicator was sprayed with a sprayer on it . 10 % sodium carbonate solution was sprayed over it , and a color indicating presence of phenol was observed . 3 . 0 g of 2 , 2 &# 39 ;, 4 , 4 &# 39 ;- tetrahydroxy benzophenone and 31 . 1 g ( 0 . 075 mol ) of epichlorohydrin were dissolved , and 2240 . 0 mg of sodium hydroxide was added to it . the reaction system was heated to 100 ° c . and then cooled to 95 ° c ., and 1 . 34 g of the sodium hydroxide was added . additional heating and agitation were continued for 3 hours . then the system was cooled to the room temperature , and salt was removed by filtering . the obtained filtrate was condensed under reduced pressure condition and purified according to the silica gel chromatography . 3 . 21 g of 4 , 4 &# 39 ;- diglycidyloxy - 2 , 2 &# 39 ;- hydroxy benzophenone in solid state was obtained . then , 1 . 550 g of maltitol and 84 . 2 mg of potassium hydroxide were dissolved in 10 ml of dimethylsulfoxide , and heating and agitation were carried out for 30 minutes . a solution obtained by dissolved 606 . 0 mg of 4 , 4 &# 39 ;- diglycidyloxy - 2 , 2 &# 39 ;- hydroxy benzophenone in 7 ml of dimethylsulfoxide was dripped . furthermore , heating and agitation were continued for 1 hour under flow of nitrogen . the reaction system was cooled to the room temperature , and neutralized by chloric acid . the reaction system was fractionated according to the column chromatography using the hyperporous polymer ( hiporous resin supplied from mitsubishi kasei kogyo kabushiki kaisha ) with at first purified water as a developed solvent and then ethyl alcohol and purified water in which the mixing ratio of ethyl alcohol and purified water was 1 : 1 . the effluent section in which the mixing ratio of ethyl alcohol and purified water was 1 : 1 was condensed , and 780 mg of 4 , 4 &# 39 ;- maltitoiloxyglyceroxy - 2 , 2 &# 39 ;- hydroxybenzophenone was obtained . according to the formulation as shown in table 1 , a skin lotion in which the benzophenone derivative was mixed , and a skin lotion in which 2 - hydroxy - 4 - methoxy - 5 - sulfoxisonium benzophenone as a control were produced . table 1______________________________________component example 1 control 1______________________________________a . ( alcohol phase ) ethanol 5 . 0 5 . 0poe oleil alcohol ether 2 . 0 2 . 0perfume q . s . q . s . b . ( aqueous phase ) 1 , 3 - butylene glycerol 5 . 0 5 . 0benzophenone derivative 8 . 0 --( embodiment 1 ) 2 - hydroxy - 4 - methoxy - sulfoxonium -- 8 . 0benzophenonetriethanol amine 0 . 1 0 . 1carboxy vinyl polymer 0 . 15 0 . 15purified water residual residual______________________________________ alcohol phase a was added to aqueous phase b , and a perfume was made water soluble to obtain a skin lotion . in example 1 , a skin lotion which has not color and is transparent with viscosity was obtained , while in control 1 a lotion which was yellow color and has no viscosity was obtained . field test were carried out in a sea beach using 2 types of skin lotion produced in experiment 1 . in the experiment , the sample were applied to right and left halves of each member of a group consisting of 20 men and 20 women . a degree of sun burning degree was determined . the criteria for the determination was as follows . ______________________________________criteria for evaluation of sun - burning degree______________________________________remarkable erythema recognized × slight erythema recognized δerythema not recognized ◯ ______________________________________ table 2______________________________________ applied applied section in section in example 1 control 1______________________________________ ◯ 37 6δ 3 12 × 0 22number of none itch 10 casesskin trouble eruption 2 casescases______________________________________ from the results as described above , the external preparation for skin in which the benzophenone derivative is mixed is more effective for protection from ultraviolet rays than that in which the prior types of water soluble ultraviolet absorbent are mixed , and has higher safety without causing any skin trouble . change of skin conductance in a group consisting of 15 men and 15 women were measured under the environmental condition of the room temperature of 25 ° c . and the relative humidity of 50 %. the skin lotion produced in experiment 1 was applied to an arm of each member of the group , and the skin conductance of the arm skin was measured in 24 hours after the treatment . the capability to preserve humidity was determined according to the increase ratio . result of the determination were as follows . ## equ1 ## table 3______________________________________applied section applied sectionin example 1 in control 1______________________________________ ◯ 21 6δ 9 8 × 0 16______________________________________ from the results as described above , it was turned out that the external preparation for skin with the benzophenone derivative according to the present invention mixed therein is more excellent in its capability to preserve humidity than the external preparation with the prior types of water soluble ultraviolet absorbent . 1 g of 2 , 4 - dihydroxy benzophenone was added to and dissolved in 7 g of ethylbromohydrin , 37 mg of sodium hydroxide and 0 . 25 g of purified water . the solution was heated to 100 ° c . and stirred and then cooled to 90 ° c . furthermore , 224 mg of sodium hydroxide was added to the mixture . the mixture was heated and stirred for 2 hours , and then cooled . the resultant was extracted with chloroform , washed with water , and condensed by removing the water . the product was purified using the silica gel chromatography ( toluene : methylethyl ketone ), and 1 . 1 g of 2 - hydroxy 4 -( 2 - hydroxyethoxy ) benzophenone was obtained . then , 100 mg of the product was dissolved in 1 ml of toluene , and 219 mg of acetylmaltose and 10 mg of molybdoric acid were added . the resultant product was heated and stirred for 30 minutes under the temperature of 100 ° c . then the reaction system was cooled by air to the room temperature , extracted by toluene , and the extract was washed once with purified water and 4 times with saturated saline , and the organic layer was dried with sulfuric magnesium anhydride and condensed under reduced pressure condition . the residual materials are purified according to the silica gel chromatography ( hexan : ethyl acetate ), and 110 mg of acetylated compound of 2 - hydroxy 4 -( 2 - maltosiloxyethoxy ) benzophenone was obtained . 100 mg of this acetylated 2 - hydroxy 4 -( 2 - maltosiloxy ) benzophenone was dissolved in 3 ml of methanol , 0 . 3 ml of natorium methylate was added to the mixture . the resultant mixture was stirred for 30 minutes under the room temperature , neutralized by an ion - exchange resin ( such as , for instance , umberlite ir 120b supplied from organo kogyo or ubk 530 from mitsubishi kasei ), and the resin was removed by filtering . the reactant liquid was condensed under reduced pressure condition , and 2 - hydroxy 4 -( 2 - maltosiloxyethoxy ) benzophenone was obtained . the resultant 2 - hydroxy 4 -( 2 - maltosiloxyethoxy ) benzophenone was analyzed according to the methods ( 1 ) to ( 6 ). measurement was made by using the ira - 1 infrared absorption spectrometer supplied from nihon bunko kabushiki kaisha with the kbr disk method , and absorption due to stretching vibration of the hydroxyl group at 3400 cm - 1 , stretching vibration of the 2 - maltosiloxyethoxy group at 2920 cm - 1 and stretching vibration of the carbonyl group at 1630 cm - 1 were observed . measurement was made by using cd 3 od as a solvent with joel gx - 400 from nippon denshi kabushiki kaisha at room temperature , and signal were observed at δ201 ppm , 167 ppm , 167 ppm , 140 ppm , 136 ppm , 133 ppm , 130 ppm , 129 ppm , 115 ppm , 108 ppm , 105 ppm , 103 ppm , 103 ppm , 81 ppm , 78 ppm , 77 ppm , 75 ppm , 75 ppm , 75 ppm , 74 ppm , 74 ppm , 72 ppm , 69 ppm , 69 ppm , 63 ppm , and 62 ppm . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha under room temperature , and signals were observed at δ7 . 53 - 7 . 38 ppm , 6 . 46 to 6 . 39 , and 4 . 72 to 3 . 11 . measurement was made by using the uvidec 610 c ultraviolet absorption spectrometer from nihon bunko kabushiki kaisha with methanol as a solvent , and the peak absorption was observed at 287 . 6 nm and 324 . 6 nm . measuring was carried out by using the melting point measuring device based on a capillary system from arthur h . thoms company , and the material was melted in the temperature range of 92 ° to 110 ° c ., but a clear melting pint was not shown . 100 mg of the 2 - hydroxy 4 -( 2 - hydroxyethoxy ) benzophenone synthesized in the embodiment 4 was dissolved in 2 ml of toluene , 136 mg of acetylglucose was added to the mixture , and the resultant mixture was heated to 100 ° c ., 50 mg of molybdoric acid was added to it , and the resultant mixture was heated and stirred for 30 minutes under the temperature of 100 ° c . the reaction system was air cooled to the room temperature , extracted by toluene , washed once with purified water and 4 times with saturated saline , and the organic layer was dried with sulfuric magnesium anhydride and was condensed under reduced pressure condition . the residual materials were purified according to the silica gel chromatography ( hexan : ethylacetate ), and 189 mg of acetylide of 2 - hydroxy 4 -( 2 - glycosiloxyethoxy ) benzophenone was obtained . 189 mg of the acetylated 2 - hydroxy 4 -( 2 - maltosiloxyethoxy ) benzophenone was dissolved in 6 ml of methanol , 0 . 6 ml of the sodium methylate was added to it , and the resultant mixture was stirred for 30 minutes under room temperature , neutralized by an ion - exchange resin ( such as , for instance , umbarlite ir120b from organo kogyo , or ubk 530 from mitsubishi kasei ), the resin was removed by filtering , the reactant liquid was condensed under reduced pressure condition , and 2 - hydroxy 4 -( 2 - glucosiloxyethoxy ) benzophenone was obtained . the obtained 2 - hydroxy 4 -( 2 - glucosiloxyethoxy ) benzophenone was analyzed according to the method ( 1 ) to ( 6 ) described below . measurement was made by using the ira - 1 infrared absorption spectrometer supplied from nihon bunko kabushiki kaisha with the kbr disk method , and absorption due to stretching vibration of the hydroxyl group at 3400 cm - 1 , stretching vibration of the 2 - glucosiloxyethoxy group at 2930 cm - 1 , and stretching vibration of the carbonyl group at 1630 cm - 1 were observed . measurement was made by using cd 3 od as a solvent with joel gx - 400 from nippon denshi kabushiki kaisha at room temperature , and signal were observed at δ201 ppm , 167 ppm , 167 ppm , 140 ppm , 136 ppm , 133 ppm , 130 ppm , 129 ppm , 114 ppm , 109 ppm , 108 ppm , 104 ppm , 103 ppm , 78 ppm , 75 ppm , 72 ppm , 69 ppm , 69 ppm , and 62 ppm . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha , and signals were observed at δ7 . 52 - 7 . 38 ppm , 6 . 45 to 6 . 39 , and 4 . 28 to 3 . 10 . measurement was made by using the uvidec 610 c ultraviolet absorption spectrometer from nihon bunko kabushiki kaisha with methanol as a solvent , and the peak absorption was observed at 286 . 9 nm and 324 . 3 nm . the compound absorbs much humidity , and measurement could not be carried out . the compound was dissolved in water by around 10 weight %. 1 g of 2 , 4 - dihydroxy benzophenone was dissolved with 7 . 78 g of 1 - bromopropanol , 40 mg of sodium hydroxide , and 0 . 1 ml of purified water . the mixture was heated to 100 ° c . and stirred , and was cooled to 90 ° c . furthermore 220 mg of sodium hydroxide was added . the mixture was heated and stirred for 4 hours , and then air cooled , extracted by chloroform , washed with water , and then dried and condensed . the product was purified by using the silica gel column chromatography ( toluene : methylethyl ketone ), and 1 . 01 g of 2 - hydroxy 4 -( 3 - hydroxypropyroxy ) benzophenone was obtained ( yield : 80 %). 1 . 14 g of octaacetyl maltose was added to 460 mg of 2 - hydroxy 4 -( 3 - hydroxypropyroxy ) benzophenone , and the mixture was dissolved in 10 ml of toluene , and heated to 90 ° c ., and then a catalystic level of molybdoric acid was added to it . the mixture was heated and stirred for 30 minutes and then air cooled , extracted with 100 ml of toluene , and washed with saturated sodium bicarbonate water . after dried and condensed , the product was purified by the silica gel chromatography ( toluene : methylethyl ketone ), and 880 mg of acetylide of 2 - hydroxy 4 -( 3 - maltosiloxypropyroxy ) benzophenone was obtained ( yield : 60 %). 880 mg of the acetylide of 2 - hydroxy 4 -( 3 - maltosiloxypropyroxy ) benzophenone was dissolved in 20 ml of methanol , sodium methoxide was added . the mixture was stirred for 30 minutes and then neutralized by acidic resin , filtered and condensed and 565 mg of 2 - hydroxy 4 -( 3 - maltosiloxypropyroxy ) benzophenone was obtained ( yield : 100 %). the 2 - hydroxy 4 -( 3 - maltosiloxypropyroxy ) benzophenone was confirmed according to the methods ( 1 ) to ( 6 ) described below . measurement was made by using the ira - 1 infrared absorption spectrometer supplied from nihon bunko kabushiki kaisha with the kbr disk method , and absorption due to stretching vibration of the hydroxyl group at 3400 cm - 1 , stretching vibration of the 3 - maltosiloxy group at 2930 cm - 1 , and stretching vibration of the carbonyl group at 1626 cm - 1 were observed . measurement was made by using cd 3 od as a solvent with joel gx - 400 from nippon denshi kabushiki kaisha under room temperature , and signal were observed at δ201 ppm , 167 ppm , 167 ppm , 140 ppm , 136 ppm , 133 ppm , 130 ppm , 129 ppm , 114 ppm , 109 ppm , 104 ppm , 103 ppm , 81 ppm , 78 ppm , 76 ppm , 75 ppm , 75 ppm , 74 ppm , 71 ppm , 67 ppm , 67 ppm , 63 ppm , 62 ppm , and 30 ppm . measurement was made by using cd 3 od as a solvent with joel gx - 400 supplied from nippon denshi kabushiki kaisha under room temperature , and signals were observed at δ7 . 55 ppm , 7 . 50 ppm , 7 . 43 ppm , 6 . 56 ppm , 6 . 50 ppm , 6 . 44 ppm , and in a range from 5 . 22 ppm to 1 . 9 ppm . measurement was made by using the uvidec 610 c ultraviolet ray absorption spectrometer from nihon bunko kabushiki kaisha with methanol as a solvent , and the peak absorption was observed at 289 . 4 nm and 324 . 1 nm . measurement was made by using the melting point measuring device based on a capillary system developed by arthur h . thomas company , and the product was melted in temperature range from 77 ° to 87 ° c ., but a clear melting point was not shown . the compound was dissolved in water by around 20 weight % or more . according to the formulation as shown in table 4 , a skin lotion in which the benzophenone derivative was mixed , and a skin lotion in which 2 - hydroxy - 4 - methoxy - 5 - sulfoxisonium benzophenone as a control ware produced . table 4______________________________________component example 2 control 1______________________________________a ( alcohol phase ) ethanol 5 . 0 5 . 0poe oleil alcohol ether 2 . 0 2 . 0perfume q . s . q . s . b ( aqueous phase ) 1 , 3 - butylene glycerol 5 . 0 5 . 0benzophenone derivative 8 . 0 --( embodiment 4 ) 2 - hydroxy - 4 - methoxy - sulfoxonium -- 8 . 0benzophenonetriethanol amine 0 . 1 0 . 1carboxy vinyl polymer 0 . 15 0 . 15purified water residual residual______________________________________ alcohol phase a was added to aqueous phase b , and a perfume was made water soluble to obtain a skin lotion . in example 2 , an excellent skin lotion which is transparent and viscosity without any specific color , while in control 2 a lotion which was yellow color and has no viscosity was obtained . field test were carried out in a sea beach using 2 types of skin lotion produced in experiment 4 . in the experiment , the sample were applied to right and left halves of each member of a group consisting of 20 men and 20 women . a degree of sun burning was determined . the criteria for the determination of a degree of burning by sunlight and other condition are the same as those in experiment 2 above . table 5______________________________________ applied applied section in section in example 2 control 2______________________________________ ◯ 39 6δ 1 15 × 0 19number of none itch 8 casesskin trouble eruption 2 casescases______________________________________ from the results as described above , the external preparation for skin in which the benzophenone derivative is mixed is more effective for protection from ultraviolet rays than that in which the prior types of water soluble ultraviolet absorbent are mixed , and has higher safety without causing any skin trouble . the capability of the product to preserve humidity was tested according to the same procedure as that in experiment 3 above . table 6______________________________________applied section applied sectionin example 2 in control 2______________________________________ ◯ 26 6δ 4 8 × 0 16______________________________________ from the results as described above , it was turned out that the external preparation for skin with the benzophenone derivative according to the present invention mixed therein is more excellent in its capability to preserve humidity than the external preparation with the prior types of water soluble ultraviolet absorbent . description is made for examples of mixing in the external preparation for skin according to the present invention . it should be noted that each external preparations showed an excellent effect for preventing ultraviolet rays . ______________________________________embodiment 7 cream______________________________________a . oily phasestearic acid 10 . 0stearyl alcohol 4 . 0stearic acid monoglycerin 8 . 0vitamin e acetate 0 . 5perfume 0 . 4ethyl paraben 0 . 1butyl paraben 0 . 1propyl paraben 0 . 1b . aqueous phasepropylene glycol 8 . 0glycerin 2 . 01 -( 4 - benzoyl - 3 - hydroxy phenyl ) glycerol maltitolether 6 . 0potassium hydroxide 0 . 4trisodium edetate 0 . 05purified water residual______________________________________ the oily fraction a and the aqueous fraction b are heated to 70 ° c . and completely dissolved . then phase a is added to phase b , and the mixture is emulsified by a emulsifier . then the emulsion is cooled by a heat exchanger and the cream is obtained . ______________________________________embodiment 8 cream______________________________________a . oily phasecetanol 4 . 0vaseline 7 . 0isopropyl milistate 8 . 0squalane 12 . 0dimethyl polysiloxane 3 . 0stearic acid monoglycerin ester 2 . 2poe ( 20 ) solbitane monostearate 0 . 5glycyrrhyzin acid stearate 0 . 1bht 0 . 02ethylparaben 0 . 1butylparaben 0 . 1propylparaben 0 . 1b . aqueous phase1 , 3 butylene glycol 7 . 0disodium edetate 0 . 07phenoxyethanol 0 . 2l - ascorbic acid phosphoric acid ester magnesium salt 3 . 0polyacrylic acid alkyl ester 1 . 01 -( 4 - benzoylphenyl ) glycerol maltitolether 8 . 0purified water residual______________________________________ the cream was obtained according to the procedure as in the embodiment 7 . ______________________________________embodiment 9 milky lotion______________________________________a . oily phaseoleylorate 3 . 0vaseline 7 . 0squalane 5 . 0sorbitane - sesqui - oleic acid ester 0 . 8polyoxyethylene oleil ether ( 20 e . o .) 1 . 21 -( 4 - benzoyl - 3 - hydroxy phenyl ) glycerol solbitol ether 3 . 0methylparaben 0 . 1perfume 0 . 12b . aqueous phasedipropylenglycol 5 . 0ethanol 3 . 0carboxy vinyl polymer 0 . 17sodium hyrluronate 0 . 01polyacrylic alkyl ester 1 . 01 -( 4 - benzoyl - 3 - hydroxy phenyl ) glycerol sugar ether 4 . 0potassium hydroxide 0 . 08hexametalic acid sodium 0 . 05purified water residual______________________________________ the milky lotion was obtained according to the same procedure as in the embodiment 7 . ______________________________________embodiment 10 cream______________________________________a . oily phasebehenyl alcohol 0 . 512 - hydroxy stearic acid cholestanol ester 2 . 0squalane 7 . 0jojoba oil 5 . 0self - emulsifying type monostearic acid glycerin 2 . 5polyoxyethylene sorbithane 1 . 5monestearic acid ester ( 2oeo ) 2 - hydroxy - 4 - methoxy benzophenone 3 . 0ethylparaben 0 . 2butylparaben 0 . 1propylparaben 0 . 1b . aqueous phasepropylene glycol 5 . 0sodium edetate 0 . 08glycerin 5 . 0beegum ( montmorillonite ) 3 . 0potassium hydroxide 3 . 31 -( 4 - benzoyl - 3 - hydroxyphenyl ) glycerol 8 . 0maltotriol etherpurified water residual______________________________________ the cream was obtained according to the same procedure as in the embodiment 7 . ______________________________________embodiment 11 skin lotion with powder______________________________________a . oily phaseethanol 8 . 0poe ( 60 ) glyceril monoisostearate 2 . 0l - menthol 0 . 1campher 0 . 1methylparaben 0 . 2perfume q . s . b . aqueous phaseglycerin 3 . 51 -( 4 - benzoyl phenyl ) glycerol maltotriolether 4 . 0zinc 1 . 5kaolin 0 . 512 - hydroxy stearic acid cholestanol ester 2 . 0squalane 7 . 0jojoba oil 5 . 0self - emulsifying type monostearic acid glycerin 2 . 5polyoxyethylene sorbithane monestearic 1 . 5acid ester ( 2oeo ) 2 - hydroxy - 4 - methoxy benzophenone 3 . 0ethylparaben 0 . 2butylparaben 0 . 1propylparaben 0 . 1b . aqueous phasepropylene glycol 5 . 0sodium edetate 0 . 08glycerin 5 . 0beegum ( montmorillonite ) 3 . 0potassium hydroxide 3 . 32 , 2 &# 39 ;, 4 &# 39 ;- trihydroxy - 4 ( 2 - maltosiloxyethoxy ) 8 . 0benzophenonepurified water residual______________________________________ the cream was obtained according to the same procedure as in the embodiment 7 . ______________________________________embodiment 16 skin lotion with powder______________________________________a . oily phaseethanol 8 . 0poe ( 60 ) glyceril monoisostearate 2 . 0l - menthol 0 . 1campher 0 . 1bentonite 0 . 3sodium hexamethalate 0 . 03purified water residual______________________________________ the skin lotion was obtained according to the same procedure as that in embodiment 7 . ______________________________________embodiment 12 cream______________________________________a . oily phasestearic acid 10 . 0stearyl alcohol 4 . 0stearic acid monoglycerin 8 . 0vitamin e acetate 0 . 5perfume 0 . 4ethyl paraben 0 . 1butyl paraben 0 . 1propyl paraben 0 . 1b . aqueous phasepropylene glycol 8 . 0glycerin 2 . 02 - hydroxy 4 -( 2 - maltosiloxyethoxy ) benzophenone 8 . 0potassium hydroxide 0 . 4trisodium edetate 0 . 05purified water residual______________________________________ the cream was obtained according to the same procedure as in the embodiment 7 . ______________________________________embodiment 13 cream______________________________________a . oily phasecetanol 4 . 0vaseline 7 . 0isopropyl milistate 8 . 0squalane 12 . 0dimethyl polysiloxane 3 . 0stearic acid monoglycerin ester 2 . 2poe ( 20 ) solbitane monostearate 0 . 5glycyrrhyzin acid stearate 0 . 1bht 0 . 02ethylparaben 0 . 1butylparaben 0 . 1propylparaben 0 . 1b . aqueous phase1 , 3 butylene glycol 7 . 0disodium edetate 0 . 07phenoxyethanol 0 . 2l - ascorbic acid phosphoric acid ester magnesium salt 3 . 0polyacrylic acid alkyl ester 1 . 02 - hydroxy - 4 -( 2 - glyceroilethoxy ) benzophenone 8 . 0purified water residual______________________________________ the cream was obtained according to the procedure as in the embodiment 7 . ______________________________________embodiment 14 milky lotion______________________________________a . oily phaseoleylorate 3 . 0vaseline 7 . 0squalane 5 . 0sorbitane - sesqui - oleic acid ester 0 . 8polyoxyethylene oleyl ether ( 20 e . o .) 1 . 2di - p - methoxy cinnamic acid glycerol 3 . 0methylparaben 0 . 1perfume 0 . 12b . aqueous phasedipropylenglycol 5 . 0ethanol 3 . 0carboxy vinyl polymer 0 . 17sodium hyrluronate 0 . 01polyacrylic alkyl ester 1 . 02 , 2 &# 39 ;- dihydroxy 4 -( 2 - maltosiloxyethoxy ) benzophenone 4 . 0potassium hydroxide 0 . 08hexametalic acid sodium 0 . 05purified water residual______________________________________ the milky lotion was obtained according to the same procedure as in the embodiment 7 . ______________________________________embodiment 15 cream______________________________________a . oily phasebehenyl alcohol 0 . 5methylparaben 0 . 2perfume q . s . b . aqueous phaseglycerin 3 . 52 - hydroxy - 4 ( 3 - maltosiloxybuthoxy ) benzophenone 4 . 0zinc 1 . 5kaolin 0 . 5bentonite 0 . 3sodium hexamethalate 0 . 03purified water residual______________________________________ the skin lotion was obtained according to the same procedure as that in embodiment 7 . as described above , the benzophenone derivatives according to the present invention have excellent capability to absorb ultraviolet rays as well as high compatibility with polar solvent . also , the external preparation for skin in which the materials are mixed can be mixed in a polar base , which insures wide availability for industrial purpose .