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: The Blankenship name is ultimately derived from the name Blenkinsopp, which is the name of a castle in Northumberland, England. Most alternative spellings of Blankenship also derive from this root name.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.