- Tom qab thiab Txheej txheem cej luam
Cov tshuaj melamine formaldehyde resin uas tau hloov kho, tseem hu ua melamine formaldehyde resin lossis melamine resin, yog ib qho tseem ceeb ntawm cov khoom sib xyaw ua ke ntawm triazine ring. Nws yog ib yam khoom uas tau tsim los ntawm kev ntxiv cov tshuaj melamine thiab formaldehyde, thiab tom qab ntawd dehydrated thiab condensed. Melamine resin muaj cov dej tsis kam zoo heev, tiv taus kev laus, tiv taus hluav taws, tiv taus kub, tiv taus tshuaj lom neeg thiab cov khoom rwb thaiv tsev. Nws tuaj yeem siv rau hauv kev tsim cov yas pwm (cov khoom siv niaj hnub thiab cov khoom siv hluav taws xob), cov laug cam cuav (plywood, laminated wood flooring thiab laminated plastic boards) thiab ua npuas ncauj. Tsis tas li ntawd, melamine resin kuj tseem siv dav ua cov txheej, cov nplaum ntoo, cov neeg sawv cev sib txuas xim, cov neeg sawv cev ua tiav cov ntaub fiber, cov neeg sawv cev ntub dej ntawv thiab cov neeg sawv cev txo cov dej cement, thiab lwm yam.
- II. Daim Ntawv Thov
- Daim ntawv thov hauv kev lag luam tawv
Hauv kev lag luam tawv, melamine resin feem ntau siv ua pre-tanning, retanning thiab filling resin, ntawm cov trihydroxymethyl melamine resin yog cov amino resin siv ntau tshaj plaws. Amino resins muaj lub tshuab tanning zoo ib yam li aldehyde tanning: cov prepolymer nkag mus rau hauv tawv, thiab thaum tus nqi pH txo qis, cov prepolymer cia li condenses rau hauv cov molecules ntawm qee qhov loj me hauv tawv. Tom qab ntawd, cov nquag -NHCH 2 OH hauv molecule condenses nrog cov amino pawg ntawm collagen peptide saw, tsim ib lub kaw lus sib txuas covalent rau lub hom phiaj tanning. Tib lub sijhawm, cov amino resin muaj cov nyhuv filling. Los ntawm kev sim txhais tau tias, nws pom tias cov resin no muaj ob qho tib si tanning thiab filling zog, thiab tuaj yeem sau ntawm cov collagen fibers ntawm tawv ntau ntau kom ua tiav cov nyhuv ntawm kev ua rau lub cev tawv plump.
Cov tshuaj tanning melamine resin siv rau hauv kev rov ua dua cov tawv nqaij chrome tanned, uas tuaj yeem ua rau cov tawv nqaij tiav nrog cov noob ntxaws ntxaws, lub cev tag nrho thiab pob txha, pom tseeb tias tuab, ua kom dawb zoo thiab tiv taus lub teeb zoo. Thiab nws muaj kev sib raug zoo nrog lwm cov tshuaj tanning. Yog tias siv ua ke nrog cov tshuaj tanning zaub, nws tuaj yeem txhawb kev nkag mus thiab nqus ntawm cov tshuaj tanning zaub thiab ua rau tawv tsis kam hnav thiab tiv taus huab cua. Yog tias nws siv rau hauv kev rov ua dua cov tawv nqaij suede, cov nyhuv ntawm pawg yog qhov zoo.
- Daim ntawv thov hauv kev lag luam ntawv
Siv ua ib qho khoom siv ua kom ntub, tiv thaiv dej thiab cov yam ntxwv ntawm kev ua tau zoo vim tias melamine formaldehyde resin muaj hydroxymethyl, tuaj yeem tsim cov qauv etherification ntawm cov fiber bundles. Qhov kev sib txuas ntawm cov molecule sib txawv thiab tsim cov dej tsis kam, yog li ntawd daim ntawv tau txais cov txiaj ntsig ntawm cov dej noo, yog li hauv kev lag luam ntawv feem ntau yog siv ua tus neeg sawv cev tiv thaiv dej, tus neeg sawv cev tiv thaiv dej. Siv hauv kev lag luam ntawv feem ntau yog peb hydroxymethyl melamine, tab sis vim nws qhov ruaj khov, dej solubility thiab cov ntsiab lus formaldehyde dawb tsis zoo tagnrho thiab muaj qhov cuam tshuam tsis zoo rau qhov dawb thiab ruaj khov ntawm daim ntawv, nws tam sim no siv dav yog cov khoom hloov kho.
- Siv ua cov khoom siv dispersant ceramic thiab cement
Melamine formaldehyde resin sulfonate yog ib qho tshuaj anionic surfactant zoo, nrog rau kev ua haujlwm ntawm qhov chaw thiab lwm yam khoom muaj nqis, feem ntau siv hauv tsev thiab txawv teb chaws ua cov khoom siv ceramics, cement, concrete hauv cov khoom siv dispersant lossis cov neeg sawv cev txo dej. Nws cov txheej txheem ua haujlwm yog qhov tseem ceeb: hom dej txo cov neeg sawv cev no muaj kev nqus thiab kev tawg thiab lubrication, yog li kev siv dej tsawg dua tuaj yeem txhim kho kev sib raug zoo ntawm cov pob zeb, kom ua tiav lub hom phiaj ntawm kev txo dej. Raws li qhov sib xyaw dej txo qis, cov qhov hws hauv cov pob zeb raug txo qis, ua rau cov cement ntau dua thiab ua rau lub zog nce ntxiv, uas kuj tseem tuaj yeem txo cov cement. Vim yog qhov nkag mus ntawm cov neeg sawv cev txo dej, cov khoom siv cement hydration loj hlob qeeb, cov qauv sulfonated concrete mesh yog qhov ntom dua, uas yog qhov ua rau muaj kev nce ntxiv ntawm lub zog ntev ntawm cov pob zeb.
- Siv ua cov nplaum ntoo
Hauv kev lag luam ntoo, melamine formaldehyde resin feem ntau yog siv los ua cov nplaum. Vim tias nws muaj cov tshuaj lom neeg ua haujlwm loj, thaum nkag mus rau hauv cov khoom ntoo, qhov ceev ntawm kev sib txuas ntawm kev sib zog yog ceev dua. Yog tias tsis xav tau lwm yam hardener, nws tuaj yeem ua kom tawv los yog ua kom tawv hauv chav sov, yog li ua rau muaj kev sib txuas. Vim nws qhov kev ruaj khov thermal, tiv taus dej, thiab tiv taus tshuaj lom neeg, nws yog siv dav hauv cov ntoo cuav, ntoo, kev tsim kho, kev ntim ntawv, thiab lwm yam. Lub hom phiaj hauv daim teb no yog yuav ua li cas kov yeej qhov xwm txheej tawg thiab tau txais melamine formaldehyde resin uas yooj ywm me ntsis, thiab cov tshuaj tam sim no yog xws li ntxiv polyvinyl cawv. Vim tias nws tuaj yeem cuam tshuam nrog formaldehyde los tsim polyvinyl cawv methanol, faib sib npaug hauv cov resin los thaiv cov molecules MF resin hauv cov molecules triazole ze rau ua si cov nyhuv tawv, kom tiv thaiv kev tawg.
- Siv ua ntaub luam ntawv thiab dyeing finishing agent
Hauv kev lag luam textile, melamine formaldehyde resin thiab cov derivatives yog cov khoom siv tseem ceeb rau kev npaj cov ntaub luam ntawv thiab cov xim tiav. Nws cov txheej txheem ua haujlwm feem ntau yog ua tus hloov kho qhov chaw thiab tus neeg sawv cev rau cov ntaub, yog li txhim kho kev ua tau zoo ntawm cov ntaub paj rwb hauv kev tiv thaiv kev ntsws, tiv thaiv kev ntsws thiab kev ntxuav tsis kam. Txawm li cas los xij, vim tsis muaj kev ruaj khov cia, cov nyhuv ntawm cov ntaub xav tias ntxhib thiab yooj yim nqus chlorine daj thiab lwm yam tsis zoo, kev hloov kho ntawm nws txoj kev tshawb fawb kuj nce ntxiv. Tam sim no siv methanol etherification ntawm melamine resin, ntxiv cyclic vinylidene urea, borax thiab lwm yam formaldehyde modifiers kom tau txais ultra-low aldehyde siab ruaj khov ntawm cov neeg sawv cev hloov kho melamine formaldehyde resin tiav. Cov resin hloov kho yog siv rau bleached poplin los tiv thaiv kev ntsws thiab kev ua tiav wrinkle, daj thiab chlorine puas tsuaj tuaj yeem txhim kho, kev ntxuav tsis kam kuj zoo dua. Cov resin hloov kho yog siv rau kev tiv thaiv kev ntsws thiab kev ua tiav wrinkle ntawm bleached poplin.
Xav paub ntxiv txog SINOYQX hloov kho melamine formaldehyde resin, thov hu rau peb ntawm email: [email protected] , lossis hu rau peb ntawm: + 86-28-8411-1861.
Qee cov duab thiab cov ntawv luam tawm los ntawm Is Taws Nem, thiab cov ntawv pov thawj yog los ntawm tus sau thawj. Yog tias muaj kev ua txhaum cai, thov hu rau peb kom tshem tawm.