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.
With the supply of iron rods, cement and other building materials as her pre-occupation, Kwasi Oppong Company Limited is ushered into the manufacturing of Quality Wire Nails and Roofing Systems in Aluminium, Aluzinc and Galvalum with the brand name, âHEART BRANDâ nails and roofing sheets.