We Provide Polyetheramine for sale, If You Need, Welcome To Contact Us To Know More.The curing hardness of the polyetheramine curing agent alone is not clear, and the same is true for the polyetheramine curing agent. Polyetheramine technology should have a certain required hardness after interacting with the resin. Usually there is a most suitable ratio.
Polyester Polyol includes conventional polyester polyols, polycaprolactone polyols and polycarbonate diols, which contain ester groups or carbonate groups, but in fact, polyester polyols usually referred to are composed of dicarboxylic acids and dicarboxylic acids. Polyester polyol obtained by polycondensation reaction such as alcohol.
As early as the 1930s, the United States used additives in lubricants. With the development of the machinery industry, especially the upgrading of internal combustion engines, and the continuous improvement of oil performance requirements, lubricant additives have also been developed, forming a corresponding series of additives.