Crude PMDA is hydrolyzed to obtain pyromellitic acid, and recrystallized to obtain high purity PMDA. It can also be used in the manufacture of curing agent of epoxy resin and crosslinking agent of polyester resin.
Fluorescent yellow 8g with strong green fluorescent * oil soluble dye, has excellent heat resistance and light resistance, high coloring power, can be used for a variety of plastics and fiber dyeing before spinning.
AMMT-016 Polyurea Primer is a thin coating primer composed of isocyanate prepolymer, curing agent and environmentally friendly solvent. Its drying speed is fast and can effectively seal the concrete substrate.
Sewage treatment chemicals Polyacrylamide is a linear high-molecular polymer.According to its structure, it can be divided into non-ionic, anionic and cationic.The main chain of polyacrylamide has a large number of amide groups, which has high chemical ac
We cover the wide range of products high-quality organic pigments for demanding applications using inks (solvents or aqueous systems) and coatings.. We will help you find the best solution for the pigments you need with our individual service and profess
1g desiccant the small bag of silica gel beads mainly used in small packs of handbags, foods, toys ,metals, gift boxes, etc. It has good absorption over 30% of moisture .Besides, it is non-toxic, DMF free,envionmental .
HPMC Hydroxypropyl Methylcellulose is a gum formed by the reaction of propylene oxide and methyl chloride with alkali cellulose. it will gel as the temperature is increased in heating and upon cooling will liquefy.
NPK Nutrients supply Nitrogen, Phosphorus and Potassium for plant growing. One granular with Nitrogen, phosphorus and potassium which ensure the different nutrient demand of the plants at the same time.
Color laser marking machine with MOPA fiber laser source is used for marking black, white, colors on metal surface such as stainless steels, titanium. The MOPA laser marking system is applied in marking on iPhone, Mac Book, electronic parts and keyboard.
Polyurethane Primer is a thin primer composed of epoxy modified polyurethane resin, amine hardener and environmentally friendly solvent. It can dry in a short time and advantageously adhere to polymer substrates, such as rubber and glass fiber reinforced