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brief analysis of the meaning of chelating resin and the classification of polymer chelating agents
1. the meaning of chelating resin chelationresinusually refers to a functional resin with a cross-linked polymer as the backbone and special functional groups that can form complexes with metal ions t…
introduction to several common polymer chelating agents
(1) polymer chelating agent whose coordinating atom is oxygen there are many such chelating agents, the simplest and most easily available is polyvinyl alcohol (pva ). it is obtained by hydrolyzing po…
the definition and function of paint
definition of paint coating is a general term for materials that are applied to the surface of objects and can form a tough protective film. it used to be called “paint”. since the 20th ce…
the composition and classification of coatings
coating composition coatings are generally composed of non-volatile components and volatile components. after it is coated on the surface of an object, its volatile components gradually evaporate and …
classification and action mechanism of solvent-based coatings
commercial solvent-based coatings contain pigments, polymers and solvent-soluble additives. the coating industry is the largest user of solvents, more than half of which are hydrocarbons. the rest are…
characteristics and uses of cationic surfactant quaternary ammonium salts
cationic surfactant quaternary ammonium salt is formed by further alkylation of fatty tertiary amines. commonly used alkylating agents are methyl chloride or dimethyl phosphate. there are many types o…
properties and development trends of amphoteric surfactants
characteristics of amphoteric surfactants the characteristic of amphoteric surfactants is that they contain both acidic and basic hydrophilic groups in the molecule. these acidic and basic groups have…
kain chemical: commonly used varieties of alkyd resin coatings
among the synthetic resins for coatings, alkyd resins have the largest output, the most varieties, and the widest range of uses, accounting for about 15% of the world’s total output of synthetic…
kain industrial additive: classification and characteristic analysis of epoxy resin coatings
epoxy resin coating is one of the four pillars of synthetic resin coatings. there are many ways to classify it. in the paint industry, it is more commonly used to classify paints by use and paint stat…
kain creates a “chemical sample mall” to solve your sample-finding problems in one stop
for chemical procurement, finding samples is a very troublesome thing, because many suppliers only sell whole packages of products and do not have samples. even if samples are successfully found throu…
