Resinisaphenolicstructureofchemicalsubstances,thetypesareverymuchmorewidelyusedinourlightindustryandheavyindustryamongourdailylivesarealsooftentimes,suchasplastic,resinglasses,paint, Resincanbeusedasavarietyofhigh-graderefractorymaterials,grindingwheels,cuttingchips,etc....Additivebondingagent Themainresinsaregeneralpurposeresin,advancedcoatingresin,artificialmarbleresin,crystalhandicraftresin,SMC,DMCresin,windingresin,decayresistantresin,flexibleresin,colorantresin,foodgraderesinandotherproducts Resinclassification Therearemanywaystoclassifyresins,exceptthattheycanbeclassifiedasnaturalresinsandsyntheticresinsbyresinsource,andclassifiedbysynthesisreactionandmainchaincomposition. 1,accordingtotheresinsynthesisreactionclassification Accordingtothismethod,theresincanbedividedintopolyadductsandpolycondensates.Additionpolymerreferstothepolymerobtainedbytheadditionpolymerization,thechemicalformulaofitschain-linkstructureandmonomerthesameformula,suchaspolyethylene,polystyrene,polytetrafluoroethyleneandsoon. Condensedpolymerreferstothepolymerpreparedbycondensationpolymerization,thestructuralunitofthechemicalformulaandthemonomerformula,suchasphenolicresin,polyesterresin,polyamideresin. 2,accordingtothecompositionofthemainchainofresinmolecules Accordingtothismethod,theresincanbedividedintocarbonchainpolymer,heterochainpolymerandelementalorganicpolymer. Carbonchainpolymermeansapolymerwhosemainchainiscomposedentirelyofcarbonatoms,suchaspolyethylene,polystyreneandthelike. Heteropolychainpolymerreferstothemainchainfromthecarbonandoxygen,nitrogen,sulfurandotherelementscomposedoftwoormorepolymers,suchaspolyacetal,polyamide,polysulfone,polyetherandsoon. Organicpolymerreferstothemainchaindoesnotnecessarilycontaincarbonatoms,mainlybythesilicon,oxygen,aluminum,titanium,boron,sulfur,phosphorusandotherelementsatoms,suchassilicone