chdm

... , polyester board olyester electric appliances coating. 1,4-Cyclohexane dimethanol-CHDM

... is a kind of non-crystalline copolymer resin . As the CHDM in the copolymer increases , the melting point will fall and ... ,finally it will form shapeless copolymer. Usually the content of CHDM contained in the PETG is optimum at 30-40%. It ...