Polyether polyol used for sandwich panels,is the blend polyol for plate series,and the reinforced polyurethane foam boards.which has good heat insulation, sound insulation and fire resistance,also the lower density,make the sandwich panel lighter, easier
It can be used as the structural controlling agent for the production of silicone rubber or chain elongation agent for the synthesis of other products.
In Order to protect the environment, Europe , North America and other countries has already passed legislation banning about using chlorine bleaching in paper industry.
Emamectin benzoate 30% WDG is a new type of semi synthetic antibiotic insecticide, which was synthesized by derivatization and optimization with abamectin B1 as the lead compound. It has the characteristics of high efficiency and low toxicity.
Chlorinated paraffin 52 is a chlorinated ramification of paraffinic hydrocarbons, which are made by the reaction of normal alkenes c10-c30 with chlorine gas. According to the chlorine content, chlorinated paraffin can be divided into chlorinated paraffin
Fertilisers grade(agriculture grade) calcium nitrate crystal is 100% water soluble product.The product is rich of nitrate nitrogen,water-soluble calcium,total water solution, no precipitation
PBTCA is an organic phosphine scale and corrosion inhibitor with low phosphorus content. It is superior to common organic phosphonic acids because of its excellent performance in corrosion and scale inhibition.