Cov khoom

  • Optical Brightener ST-2

    Optical Brightener ST-2

    ST-2 high-efficiency fluorescent whitening tus neeg sawv cev tuaj yeem sib cais hauv cov dej mos, kua qaub thiab alkali tsis kam yog pH = 6-11, nws tuaj yeem siv hauv tib da dej nrog anionic surfactants lossis dyes, non-ionic surfactants, thiab hydrogen peroxide. .Siv cov txheej txheej, cov ntsev organic tsis sib haum nrog cov organics, thiab cov txheej txheej yog yooj yim rau migrate thiab daj tom qab ziab.

  • Optical Brightener FP-127

    Optical Brightener FP-127

    Nws muaj qhov zoo ntawm qhov siab dawb, zoo ntxoov ntxoo, zoo xim ceev, kub tsis kam, huab cua zoo, thiab tsis yellowing.Nws tuaj yeem muab ntxiv rau cov khoom siv monomer lossis prepolymerized ua ntej lossis thaum lub sijhawm polymerization, polycondensation lossis ntxiv polymerization, lossis nws tuaj yeem ua tau. ntxiv nyob rau hauv daim ntawv ntawm hmoov los yog pellets ua ntej los yog thaum lub sij hawm molding ntawm plastics thiab hluavtaws fibers.Nws yog haum rau txhua yam ntawm cov yas, tab sis nws yog tshwj xeeb tshaj yog haum rau cov whitening thiab brightening ntawm cov khoom siv tawv tawv thiab whitening ntawm cov kis las khau EVA.

  • Optical Brightener OB

    Optical Brightener OB

    Optical brightener OB yog ib qho zoo tshaj plaws brighteners dav siv nyob rau hauv cov yas thiab fibers thiab muaj cov nyhuv whitening tib yam li Tinopal OB.Nws tuaj yeem siv rau hauv cov thermoplastics, polyvinyl chloride, polystyrene, polyethylene, polypropylene, ABS, acetate, thiab nws kuj siv tau rau hauv cov kua roj vanish, xim, dawb enamels, coatings, thiab inks. .Nws muaj qhov zoo ntawm kev ua haujlwm kub, huab cua tsis kam, tsis daj, thiab xim zoo nkauj.Nws tuaj yeem muab ntxiv rau cov khoom siv monomer lossis prepolymerized ua ntej lossis thaum lub sijhawm polymerization ...

  • Optical Brightener OB-1

    Optical Brightener OB-1

    1.Suitable rau whitening ntawm fibers xws li polyester, nylon thiab polypropylene.

    2.Suitable rau whitening thiab brightening ntawm Polypropylene yas, ABS, EVA, polystyrene thiab polycarbonate thiab lwm yam.

    3.Suitable ntxiv rau cov pa polymerization ntawm polyester thiab nylon.

  • Optical Brightener PF-3

    Optical Brightener PF-3

    Fluorescent brightener PF-3 tuaj yeem yaj nrog cov yas yas thiab tom qab ntawd milled rau hauv qhov kev ncua nrog peb yob los tsim ib tug niam cawv.Tom qab ntawd do hauv PF-3 yas fluorescent whitening tus neeg sawv cev raug ncua tsis tu ncua thaum lub sijhawm ua, thiab ua kom nws nyob ntawm qhov kub thiab txias (lub sijhawm nyob ntawm qhov kub), feem ntau ntawm 120150 ℃ rau li 30 feeb, thiab 180190 ℃ rau li 1 feeb.

  • Tris(hydroxymethyl) Methyl Aminomethane THAM

    Tris (hydroxymethyl) Methyl Aminomethane THAM

    Feem ntau siv nyob rau hauv kws tshuaj intermediates thiab biochemical reagents.Intermediate ntawm fosfomycin, kuj tseem siv los ua vulcanization accelerator, tshuaj pleev ib ce (cream, lotion), ntxhia roj, paraffin emulsifier, lom tsis zoo, lom neeg tsis noj nqaij.

  • OPTICAL BRIGHTENER KSNp

    OPTICAL BRIGHTENER KSNp

    Tus neeg sawv cev fluorescent whitening KSNp tsis tsuas yog has zoo heev kub tsis kam, tab sis kuj muaj zoo tiv thaiv tshav ntuj thiab huab cua.Tus neeg sawv cev fluorescent whitening KSN kuj tsim nyog rau kev ntxuav hniav dawb ntawm polyamide, polyacrylonitrile thiab lwm cov fibers polymer;nws tseem tuaj yeem siv rau hauv zaj duab xis, txhaj tshuaj molding thiab cov khoom siv extrusion molding.Tus neeg sawv cev fluorescent whitening yog ntxiv rau ntawm txhua theem ntawm cov khoom siv hluavtaws polymers.KSN muaj cov nyhuv whitening zoo.

  • Optical brightener OEF

    Optical brightener OEF

    Optical brightener OB yog ib hom benzoxazole compound, nws tsis muaj ntxhiab, nyuaj rau yaj hauv dej, soluble hauv paraffin, rog, ntxhia roj, siv quav ciab thiab cov organic solvents.Nws tuaj yeem siv rau cov xim pleev xim dawb thiab ci ntsa iab raws li cov kuab tshuaj, cov xim pleev xim, cov xim latex, kub yaj nplaum nplaum thiab luam ntawv inks.Tsawg npaum li cas, kev ua haujlwm siab thiab kev tiv thaiv ib puag ncig, nrog rau cov teebmeem tshwj xeeb ntawm tus cwj mem.

  • Optical brightener OB  Fine

    Optical brightener OB Zoo

    Optical brightener OB Fine yog ib hom benzoxazole compound, nws tsis muaj ntxhiab, tsis yooj yim rau yaj hauv dej, soluble hauv paraffin, rog, ntxhia roj, siv quav ciab thiab cov organic solvents.Nws tuaj yeem siv rau cov khoom siv ua kom sov thermoplastic, PVC, PS, PE, PP, ABS, Acetate fiber, xim, txheej, luam ntawv number case, thiab lwm yam. emit ib tug kaj bluish dawb glaze.

  • M-Phthalaldehyde

    M-Phthaaldehyde

    M-phthaldehyde yog siv rau hauv cov tshuaj intermediates, fluorescent brighteners, thiab lwm yam.

  • 1,4-Naphthalene Dicarboxylic Acid

    1,4-Naphthalene Dicarboxylic Acid

    1-methyl-4-acetylnaphthalene thiab potassium dichromate yog oxidized rau 18h ntawm 200-300 ℃ thiab txog 4MPa;1,4-dimethylnaphthalene kuj tuaj yeem tau los ntawm cov kua theem oxidation ntawm 120 ℃ thiab txog 3kpa nrog cobalt manganese bromide ua catalyst.

  • 2,5-Thiophenedicarboxylic Acid

    2,5-Thiophenedicarboxylic Acid

    Adipic acid thiab thionyl chloride sib tov nyob rau hauv qhov hnyav piv ntawm 1: (6-10) thiab refluxed rau 20-60 h nyob rau hauv lub xub ntiag ntawm pyridine catalyst.Cov kuab tshuaj tau evaporated thiab cov residue tau rhuab ntawm 140-160 ℃ rau 3-7 H. Thiophene-2,5-dicarboxylic acid tau txais los ntawm kev kho sodium hydroxide, acid nag lossis daus, pom, decolorization thiab purification.

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