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.
Origin of Ip, Meaning of Ip. Origin: This is the name used by wardrobers of the king in Scotland. The original name was Wardrobe. It was changed to all the spellings seen today in America.rigin of Ip, Meaning of Ip. Origin: The surname origin Tippins or Tipping anciently spelled Typpyng comes from a small village called Clayton-Le-Dale located approximately 5 miles from the city of Blackburn in Lancaster County, England. Tippng hall was the family seat at the time of King Edward III, 1328-1377.