The use of a new low smoke, heat distortion temperature modifier for rigid PVC and chlorinated PVC is discussed. This material, CN-1427, is a tetrabromobisphenol A carbonate oligomer which is compatible with vinyl compositions. The carbonate oligomer can be compounded into PVC resin to improve heat distortion temperature of PVC and CPVC by 20â30Â°C.
Oppong is an Ashanti surname that originates in the Ashanti City-State. Notable people with the Ashanti surname include: Dominic Oppong (born 1986), Ghanaian-born Canadian soccer player.
Jetsun Pema was born in Thimphu on 4 June 1990. Her father, Dhondup Gyaltshen is the grandson of Trashigang Dzongpon Dopola (Governor of Trashigang).Her mother, Sonam Chuki comes from the family of Bumthang Pangtey (one of the oldest noble families of Bhutan).Jetsun Pema is the second eldest of five children.arly life [edit]. Jetsun Pema was born in Thimphu on 4 June 1990. Her father, Dhondup Gyaltshen is the grandson of Trashigang Dzongpon Dopola (Governor of Trashigang). Her mother, Sonam Chuki comes from the family of Bumthang Pangtey (one of the oldest noble families of Bhutan).