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.
Robinson is an English language patronymic surname, originating in England. It means son of Robin . There are similar surname spellings such as Robison and Robeson. Robinson is the 15th most common surname in the United Kingdom. According to the 1990 United States Census, Robinson was the twentieth most frequently encountered surname among those reported, accounting for 0.23% of the population. In Ireland, Robinson is only really common in Ulster. The two names had been used interchangeably in some areas of the province around the beginning of the 20th century. Robinson, the compound word, is a rare given name, while its derivative, Robin, has the distinction of being both a masculine and feminine given name.