Desmodur RFE / Isocyanates RFE / CAS 4151-51-3 / Adhesive RF / Desmodur RF

Desmodur RFE / Isocyanates RFE / CAS 4151-51-3 / Adhesive RF / Desmodur RF Featured Duab
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Cov lus piav qhia luv luv:

 

Desmodur RFE CAS 4151-51-3 yog ib tus ownocyanate-raws li cov teeb meem lossis cov txheej txheem polyurethane, cov nplaum thiab elastomers.

 

Desmodur RFE feem ntau yog siv hauv kev sib xyaw nrog polyols rau daim polyurethane tshuab nrog cov khoom siv zoo nkauj, tshuaj lom neeg ua kom zoo nkauj thiab kav ntev.

 

Nws yog tshwj xeeb tshaj yog rau nws lub peev xwm los txhim kho cov kev ua tau zoo ntawm cov txheej txheem thiab lwm cov ntaub ntawv, ua kom haum rau ntau yam kev siv nrog rau cov khoom lag luam zoo nkauj.

 


Khoom Qhia Qhia

Khoom Ntawv

Khoom Piav Qhia

Khoom npe:Tris (4-isocyanatophenyl) thiophosphate
CAS:4151-51-3
MF: C21h12n3o6ps
Mw:465.38
Einecs:223-981-9
Desmodur re

Kev qhia tshwj xeeb

Tshuaj Ntsuam Xyuas

Kev qhia tshwj xeebs

Qho kawg

Kev tshwm sim
Daj rau kom tsaus nti ua kua
ntuas
Assay ntawm NCO
7.2 ± 0.2%
ntuas
Assay ntawm methane
27 ± 1
ntuas
Viscosity (20 ℃)
3 MPA.S
ntuas
Siab
Ethyl Acetate
ntuas
Flash point
-4 ℃
ntuas
Tag
ntuas

Khoom Muag Khoom & Nta

RFE Polyisocyanate yog cov kab hla kev zoo rau cov nplaum raws cov roj hmab polyurethane, cov roj hmab siv hluavtaws thiab hluav taws xob. RFE Polyisocyanate tseem muaj txiaj ntsig rau kev txhim kho cov khoom siv roj hmab-based. Nws tuaj yeem raug siv los ua tus ntoo khaub lig es tsis txhob siv Bayer bayer desmodur rfe.
Re 1

Kev siv

Ob lub nplaum nplaum yuav tsum siv nrog lub sijhawm siv tom qab muab tso rau RFE.
Qhov ntev ntawm lub sijhawm muaj feem cuam tshuam tsis yog tsuas yog cuam tshuam nrog cov ntsiab lus polymer ntawm cov nplaum, tab sis kuj yog cov khoom siv uas cuam tshuam (xws li cov khoom siv antioxygen, kuab tshuaj yas, thiab lwm yam.
Thaum nyob ze rau lub sijhawm siv tau, feem ntau yog ob peb teev lossis ib hnub ua haujlwm, nplaum yuav nyuaj rau kev ua haujlwm, thiab viscosity nce sai sai.
Thaum kawg, nws dhau los ua Irreversible Jelly. 100 Cov nplaum zoo, hydroxyl polyurethane (Polyurethane account rau ib ncig 20%), RFE ua 4-7. Chloroprene roj hmab (roj hmab nyiaj rau ib ncig 20%), RFE ua 4-7.

Txheej txheem:Desmodur RFE feem ntau yog siv rau kev tsim cov txheej txheem kev ua tau zoo, suav nrog cov txheej txheem automence, muaj cov txheej txheej zoo nkauj. Nws txhim kho lub durability, tshuaj lom neeg tiv taus thiab huab cua tiv thaiv ntawm txheej txheej.

 

Npluas:Siv los npaj polyurethane nplaum, uas muaj cov nplaum nplaum thiab yooj khoom thiab haum rau ntau hom substrates.

 

Elastomers:Desmodur RFE tseem siv rau hauv kev tsim cov polyurethane elastomers, uas yog muaj nuj nqis rau lawv cov kws kho zoo heev cov khoom siv, hnav tsis kam thiab hloov tau.

 

Foob:Nws tuaj yeem raug ntxiv rau cov mis suav txhawm rau txhim kho Adhesion thiab Durability.

 
Re 2

Yam ntim

Pob: 0.75kg / lub raj mis, tag nrho 20 fwj hauv ib lub thawv thawv, 55 kg / nruas / chim / chim, lossis raws li cov neeg siv khoom thov.
Pob-Re-11

Chaw ntim khoom

- Cia nyob rau hauv thawj lub kawestro thawv.
- Pom zoo cia khoom muag: 10 - 30 ° C.
- Tiv thaiv los ntawm ya raws, kub thiab txawv teb chaws.
Cov Lus Qhia Dav Dav: Thaum lub sijhawm thauj mus los thiab chaw cia khoom ntawm tsawg kub,Crystalline tso nyiaj yuav ua tau.
Cov kev daws teeb meem no nyob rau hauv chav tsev kub. Tuscov khoom lag luam yog rhiab heev rau ya raws thiab hnov ​​nrog dej los ua cov pa roj carbondioxide thiab insoluble uras.
Cov thawv yuav tsum yog li ntawd kom nruj ruaj khovntim. Lub ingress dej nyob rau hauv txhua daim ntawv (ntub dej, anhydrousCov kuab tshuaj, huab cua noo) yuav tsum tau tiv thaiv raws li lwm yam kev tsim cov pa roj carbonDioxide tuaj yeem ua rau muaj kev phom sij hauv lub siab hauv cov thawv.
Raug rau huab cua thiab / lossis lub teeb ua rau tshem tawm tab sis qhov no tsis muaj qhov cuam tshuam rauCov khoom siv hauv dav dav.

Ceev faj thaum thauj mus los

Thaum thauj Desmodur RFE, kev ceev faj tshwj xeeb yuav tsum tau ua raws li nws tau cais raws li Isocyanate thiab tuaj yeem nthuav tawm kev noj qab haus huv thiab kev nyab xeeb. Nov yog qee qhov kev txiav txim siab tseem ceeb kom coj mus rau hauv tus account thaum lub sijhawm thauj:

Kev cai ua raws cai:Nco ntsoov ua raws li cov kev tswj hwm hauv zos, hauv tebchaws thiab thoob ntiaj teb hais txog kev thauj khoom txaus ntshai. Qhov no suav nrog daim ntawv sau kom zoo, cov ntaub ntawv thiab kev ua raws li kev thauj mus los (piv txwv li, tsis muaj ib tus lej, kev phom sij, kev phom sij, kev phom sij).

Ntim:Siv cov thawv uas tsim nyog uas tau tshaj yog Isocyanates. Nco ntsoov tias lub ntim muaj yog ruaj ntseg thiab xau pov thawj los tiv thaiv kev siv roj thaum thauj mus los.

Cov Khoom Siv Tiv Thaiv Tus Kheej (PPE):Cov neeg ua haujlwm koom nrog tuav thiab thauj Desmodur RFE yuav tsum hnav cov ppe tsim nyog suav nrog hnab looj tes, goggles thiab kev ua pa kom txo tau.

Qhov cua:Xyuas kom meej tias lub tsheb thauj tau zoo ventilated kom tiv thaiv cov kev sib txuam ntawm cov vapors, uas tuaj yeem tsim kev puas tsuaj yog tias nqus tau.

Tswj kub:Saib xyuas qhov ntsuas kub kom zoo thaum lub sij hawm thauj mus los thaum, huab cua txias heev tuaj yeem cuam tshuam rau kev ruaj ntseg ntawm cov khoom.

Cov Txheej Txheem Ceev:Yog tias muaj tej yam nchuav lossis txeej, muaj cov txheej txheem teb thaum muaj xwm ceev. Qhov no suav nrog kev muaj cov khoom siv spill thiab cov khoom siv ua ntej npaj.

Kev Kawm:Nco ntsoov tias txhua tus neeg ua haujlwm koom nrog kev cob qhia cov txheej txheem thauj mus los hauv kev coj cov khoom phom sij thiab paub txog cov kev pheej hmoo cuam tshuam nrog Isocyanates.

Zam cov ntaub ntawv tsis sib xws:Khaws cov ntaub ntawv defe desmodur rfe ntawm cov khoom siv tsis sib xws xws li muaj zog acids, hauv paus muaj zog thiab dej kom tiv thaiv kev muaj kev phom sij.


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