Unapologetic is an album that has a similar sound to Talk that Talk, and another album that was released on November 20, 2009, by what producers?
Unapologetic:  "Unapologetic" is mainly a pop, dubstep and R&B album that incorporates elements of hip hop, EDM and reggae in its production, similar to the sound of her previous albums "Talk That Talk" and "Rated R" (2009). Rated R (Rihanna album):  It was released on November 20, 2009 by Def Jam Recordings and SRP Records.
Def Jam Recordings and SRP Records