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 the Name Watson The ancient history of the name Watson was found in the allfamilycrests.com archives. Watson is a baptismal name meaning 'son of Walter', a very old Norman personal name popular in the thirteenth century. Variants include Watt, Watts and Wattson. This name is of Anglo-Saxon descent spreading to the Celtic countries of Ireland, Scotland and Wales in early times and