Polyols siv hauv tshuaj pleev ib ce thiab tshuaj tsw qab
Zibo Koyon Chemical Technology yog lub tuam txhab tshwj xeeb hauv kev txhim kho, tsim khoom thiab muag cov tshuaj ua haujlwm siab. Peb ua haujlwm ze nrog cov neeg muab khoom lag luam los muab cov khoom lag luam zoo polyol thiab cov kev pabcuam rau cov tshuaj pleev ib ce thiab cov tshuaj tsw qab.
Advanced ntau lawm technology
Cov khoom siv raw acetaldehyde yog cov khoom siv roj ntsha, uas yog nyob rau hauv txoj kev ntsuab ntuj, thiab siv cov thev naus laus zis thoob ntiaj teb. Cov khoom tsw thiab kub stability yog zoo dua li cov khoom txawv teb chaws zoo sib xws
Cov khoom ua tau zoo heev
Cov ntsiab lus ntawm 1, 3-butanediol ncav cuag ntau dua 99.5%, thiab purity yog siab, uas ua tau raws li cov qauv qib Japanese tshuaj pleev ib ce thiab cov qauv zaub mov ntawm Tebchaws Meskas FDA. Zoo dua moisturizing thiab emollient zog hauv cov tshuaj pleev ib ce.
Kev ruaj ntseg zoo
Peb siv GC, GC-MS thiab lwm yam cuab yeej analytical siab heev rau cov qauv kuaj, kom ua tau raws li cov qauv kev lag luam ntawm cov tshuaj pleev ib ce.
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![Polymer Polyols]()
Polymer PolyolsPolymer polyols yog tsim rau kev tsim tau yooj yim polyurethane foams, vim lawv tuaj yeem txhim kho lub peev xwm ntawm cov foams. Peb tuaj yeem muab POP15%, POP25%, POP45% thiab lwm yam.Ntau -
![Propylene Glycol]()
Propylene GlycolPropylene glycol (CAS 57-55-6): Peb muaj peb qib: qib industrial, qib USP, thiab qib zaub mov ntxiv. Nws cov ntsiab lus siab tshaj 99.5%, nrog cov impurities tsawg, thiab cov txheej txheem ntau lawmNtau -
![Dipropylene Glycol]()
Dipropylene GlycolDipropylene Glycol (CAS 25265-71-8), Peb muab ob qho kev lag luam-qib thiab tshuaj tsw qab-thiab-qab-qib. Peb cov khoom yog purity siab (99.50% min) thiab nws muaj kev sib raug zoo nrog cov dej noo,Ntau -
![Neopentyl Glycol]()
Neopentyl GlycolNeopentyl Glycol (CAS 126-30-7), Peb tuaj yeem muab peb cov neeg siv khoom nrog cov khoom ntawm plaub hom nram qab no: WANHUA, LG, YUKAI, JIUANNtau -
![Pentaerythritol]()
PentaerythritolPentaerythritol (CAS 115-77-5) muaj nyob rau hauv ob qib: 95% cov ntsiab lus thiab 98% cov ntsiab lus. Nws zoo nkaus li dawb crystalline khoom lossis hmoov. Peb tuaj yeem muab cov khoom sib txawvNtau -
![Polyether Polyols rau CAS]()
Polyether Polyols rau CASCov polyols no yog cov khoom siv raw ntawm polyurethane elastomer txheej, sealant nplaum, thiab cov khoom siv tshuaj grouting. Lawv tuaj yeem siv dav hauv thaj chaw ntawm cov dej tsis muaj dej thiabNtau -
![Polyether Polyols rau Flexible Foams]()
Polyether Polyols rau Flexible FoamsPOLYETHER POLYOLS FOR FLEXIBLE FOAMS yog tsim nyog rau kev npaj cov mos PU ua npuas ncauj, xws li rooj tog zaum cushions, txaj thiab suab-absorbing panels, ntaub pua plag hauv qab, lim, ntim covNtau -
![Sucrose -}}} itiateied polyether polyols rau rigid foams]()
Sucrose -}}} itiateied polyether polyols rau rigid foamsSubcrose {{0- Raws Polyether Polyols rau lub nplhaib epylene (po), thiab lwm yam alkylene oxides Nws yog qhov haum rau kev npaj nruj polyurethane ua npuas ncauj (pur), nws muaj cov qauv xov toojNtau -
![1, 3-Butanediol]()
1, 3-Butanediol1,3-Butanediol yog ib qho organic compound nrog molecular mis ntawm C4H10O2. Nws yog tsuas yog siv los npaj polyester cob, polyurethane resin, plasticizer, thiab lwm yam., thiab kuj siv los ua ib tugNtau -
![Sorbitol -} itiateied polyether polyols rau cov npuas dej rigid]()
Sorbitol -} itiateied polyether polyols rau cov npuas dej...Sorbitol - pib polyether polyols, polyether polyols synthesized los ntawm cov khoom siv tsis muaj zog, yog cov tshuaj tshwj xeeb tsim rau kev ua npuas dej kom nruj. Qhov no hom ntawm polyet polyolNtau -
![1, 2-Pentanediol]()
1, 2-Pentanediol1,2-Pentanediol yog ib qho organic compound nrog cov mis C5H10O2 thiab lub cev pob txha pentyl alkyl (C5H11) nrog ob pawg hydroxyl (-OH) txuas nrog cov pa roj carbon atoms 1 thiab 2.Cov khoom sivNtau -
![1,2-Hexanediol]()
1,2-Hexanediol1,2-Hexanediol yog ib qho organic compound nrog cov mis mos C6H14O2. Nws belongs rau cov diols, uas yog cov cawv uas muaj ob pawg hydroxyl (-OH) hauv lawv cov molecules.Vim ob pawg hydroxyl hauv nwsNtau
Dab tsi yog polyols feem ntau siv hauv tshuaj pleev ib ce?
1.
1, 2-hexanediol yog siv los ua cov khoom siv hluavtaws rau cov tshuaj pleev ib ce qib siab. Nws muaj cov nyhuv moisturizing thiab bacteriostatic. Thaum tus nqi ntxiv yog> 5%, nws muaj kev tiv thaiv corrosion
1, 2-pentanediol yog siv rau hauv cov khoom tu menyuam yaus thiab cov khoom siv kho mob rau cov neeg laus. Nws muaj moisturizing, antiseptic thiab antibacterial teebmeem thiab tuaj yeem txo qhov tsis haum los ntawm cov tshuaj tua kab mob. Nws tuaj yeem txhim kho cov dej tsis kam ntawm cov khoom siv tshuaj pleev thaiv hnub, yaj cov khoom xyaw tsis zoo, thiab txhim kho cov dej tsis kam ntawm cov mis. Nws tseem tuaj yeem siv rau hauv cov tshuaj pleev ib ce, tshuaj pleev qhov muag, tshuaj pleev ib ce, tshuaj pleev thaiv hnub thiab lwm yam khoom siv tawv nqaij.
Dipropylene glycol (qib tshuaj pleev ib ce) yog siv los ua cov kuab tshuaj kom zoo nkauj thiab ua tus neeg sawv cev sib txuas, moisturizer, surfactant thiab lwm cov kuab tshuaj hauv ntau yam kev siv tshuaj pleev ib ce. Nws yog ib qho hnyav hnyav rau tsw, me me irritant thiab tsw me me.
Rau propylene glycol, Cov qib tshwj xeeb twg peb tuaj yeem muab tau, thiab lawv siv rau dab tsi?
USP qib Propylene glycol
PG USP qib tuaj yeem siv los ua tib neeg cov tshuaj siv tshuaj, tus neeg sawv cev tshuaj granule, moisturizer, softener, hnyav; Nws kuj tuaj yeem siv los ua cov kuab tshuaj hauv kev lag luam kws kho tsiaj thiab tshuaj tua kab; Nws tuaj yeem siv hauv kev lag luam luam yeeb ua luam yeeb tsw, haus luam yeeb moisturizer, preservative;
Nws tuaj yeem siv dav ua moisturizer hauv kev lag luam tshuaj txhua hnub.
Propylene glycol rau zaub mov additive
Nws tuaj yeem siv los ua cov kuab tshuaj tsw qab, flavoring thiab xim zaub mov, khoom noj khoom haus softener, zaub mov los tiv thaiv tus neeg sawv cev, haus luam yeeb moisturizer, anti-mildew agent, txiv hmab txiv ntoo ripening preservative, antifreeze thiab tshav kub hloov nruab nrab, emulsifier, thiab lwm yam. siv los ua cov kuab tshuaj rau cov zaub mov cim rau cov khoom noj khoom haus lubricating roj; Nws kuj tuaj yeem siv dav los ua moisturizer hauv kev lag luam tshuaj txhua hnub.
Lub luag haujlwm ntawm polyols hauv tshuaj pleev ib ce yog dab tsi?
Moisturizing: Polyols xws li propylene glycol thiab butanediol nqus dej thiab pab kom cov tawv nqaij moist.
Solvent thiab solubilization: raws li cov kuab tshuaj los pab yaj lwm cov khoom xyaw, txhim kho kev ruaj ntseg ntawm cov mis.
Anti-corrosion pab: Qee cov polyols muaj me ntsis los tiv thaiv kab mob, pab tiv thaiv corrosion.
Txhim kho qhov kev ntxhib los mos: ua kom cov khoom lag luam du thiab yooj yim rau kev thov, txo cov greasy zoo.
Stabilizers: Ua kom lub cev ruaj khov ntawm cov khoom thiab tiv thaiv delamination lossis nag lossis daus.
Antioxidant: Qee cov polyols muaj cov khoom antioxidant uas tiv thaiv daim tawv nqaij los ntawm kev puas tsuaj dawb radical.
Kev nce qib nkag mus: Txhim kho daim tawv nqaij permeability ntawm cov khoom xyaw nquag los pab nws zoo dua absorbed.
Polyols rau polyurethanes
Dab tsi yog lub luag haujlwm ntawm polyether polyols thiab polyester polyols ua si hauv polyurethanes?
Polyether polyols
Mos ua npuas ncauj
Polyether polyols feem ntau yog siv los tsim cov mos mos polyurethane foams, uas yog siv dav hauv cov rooj tog zaum (xws li sofas thiab txaj), lub rooj zaum hauv tsheb, thiab lwm yam khoom uas xav tau kev nplij siab zoo thiab cushioning.
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Ua npuas ncauj
Txawm hais tias nruj polyurethane foams feem ntau yog ua los ntawm isocyanates reacting nrog polyester polyols los yog qee hom polyether polyols, qee hom polyether polyols kuj tau siv rau hauv cov txheej txheem ua npuas ncauj los txhim kho cov rwb thaiv tsev thiab qhov ntev ntawm cov npuas dej.
02
Elastomers
Polyether polyurethane elastomers yog siv rau hauv kev tsim cov log, siv tawv, ntsaws ruaj ruaj, thiab lwm yam, vim lawv zoo heev hnav tsis kam, roj kuj thiab tsim kua muag.
Coatings, adhesives, sealants thiab resilient flooring: Polyether polyols kuj yog siv nyob rau hauv zus tau tej cov ntau ntawm high-kev ua tau zoo polyurethane coatings, nplaum, sealants thiab resilient flooring cov ntaub ntawv uas zoo heev tshuaj tiv thaiv, hnav tsis kam thiab adhesion.
03
Cam khwb cia resins thiab molded cov ntaub ntawv
Hauv qee daim ntawv thov tshwj xeeb, polyether polyols tuaj yeem siv los ua cov cam khwb cia resins lossis ua cov khoom siv molded uas muaj cov khoom siv hluav taws xob zoo thiab cov khoom siv dag zog.
04
Hloov kho
Nyob rau hauv ib co polyurethane formulations, polyether polyols kuj yuav muab ntxiv raws li modifiers los txhim kho cov khoom ntawm cov khoom kawg, xws li ua kom yooj los yog txo viscosity.
05
Polyester polyols
Polyester polyols feem ntau muab polyurethanes muaj zog dua, zoo dua tshav kub thiab hnav tsis kam tshaj polyether polyols. Cov hauv qab no yog qee qhov kev siv ntawm polyester polyols hauv thaj chaw ntawm polyurethane synthesis:
Ua npuas ncauj
Polyester polyols feem ntau yog siv rau hauv kev tsim cov pob txha polyurethane ua npuas ncauj, uas muaj cov thermal rwb thaiv tsev zoo thiab cov khoom siv dag zog, thiab yog siv dav hauv cov khoom siv rwb thaiv tsev, cov khoom siv txias txias, rwb thaiv tsev thiab lwm yam.
01
Elastomers
Polyester polyurethane elastomers yog dav siv hauv cov log tsheb, conveyor siv, cov khauj khaum, cov menyuam thiab lwm yam khoom uas xav tau lub zog siab thiab ua haujlwm ntev vim lawv cov khoom siv zoo heev, hnav tsis kam thiab tshuaj lom neeg.
02
Coatings thiab adhesives
Polyester polyols tuaj yeem siv los tsim cov txheej txheem ua haujlwm siab polyurethane thiab cov nplaum nrog cov huab cua tsis zoo, tshuaj tiv thaiv thiab cov khoom siv tshuab rau ntau yam kev lag luam thiab kev lag luam.
03
Sealants
Polyester raws li polyurethane sealants yog siv los ua cov khoom sib khi hauv kev tsim kho thiab kev lag luam tsheb vim lawv txoj kev sib raug zoo heev thiab huab cua tsis kam.
04
Fibers
Polyester polyols kuj tseem siv tau los tsim cov polyurethane fibers, uas paub txog lawv cov softness, elasticity thiab durability thiab feem ntau siv nyob rau hauv textile thiab khaub ncaws kev lag luam.
Cov ntaub ntawv sib xyaw: Qee zaum, polyester polyols yog siv ua ke nrog lwm cov khoom siv los tsim cov khoom sib xyaw nrog cov khoom tshwj xeeb, xws li cov khoom siv ntxiv dag zog lossis cov khoom siv sib xyaw.
05
Hloov kho epoxy resins
Qee zaum, polyester polyols kuj tau siv los hloov kho epoxy resins los txhim kho qee yam khoom, xws li ua kom yooj yim dua thiab muaj zog.
06
Peb qhov zoo yog dab tsi?
Peb tuaj yeem muab Blend polyols (Component-A) yog tsim los ntawm polymer polyol, grafted polyether polyol, cross linker, tshuab neeg sawv cev, thiab composite catalyst. Isocynate (Component-B) yog tsim los ntawm TDI, hloov MDI. Peb tuaj yeem muab Blend polyols rau lub hnab looj tes, lub txaj thiab lub rooj zaum hauv tsheb.
Peb tau tsim kev sib raug zoo nrog cov kws tshawb fawb tshawb fawb ntawm Shandong University of Technology, ntxiv rau muab cov neeg siv khoom nrog cov txheej txheem polyether polyols thiab polyester polyols, qhov tseem ceeb tshaj, peb tuaj yeem muab cov neeg siv khoom nrog PU kev daws teeb meem raws li cov neeg siv khoom xav tau.
Peb tseem tuaj yeem muab koj cov neeg ua haujlwm tshuab tshuab, polyurethane catalysts thiab polyethers tshwj xeeb, piv txwv li rau roj demulsifiers
Raws li ib qho ntawm cov ua polyols tuam ntxhab thiab cov muag khoom nyob rau hauv Suav teb, peb sov siab txais tos koj mus yuav cov purity polyols ua nyob rau hauv Suav teb nov los ntawm peb lub hoobkas. Tag nrho cov khoom siv tshuaj muaj txiaj ntsig zoo thiab cov nqi sib tw.