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.
This most interesting surname has several possible origins. Firstly, it may have been a nickname from the Old French flur, Middle English flo(u)r, flower, which was a conventional term of endearment in medieval romantic poetry, and as early as the 14th Century it is regularly found as female given name.his most interesting surname has several possible origins. Firstly, it may have been a nickname from the Old French flur, Middle English flo(u)r, flower, which was a conventional term of endearment in medieval romantic poetry, and as early as the 14th Century it is regularly found as female given name.