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CTBN nta thiab cov chaw siv

Xov xwm

CTBN nta thiab cov chaw siv

2024-07-03 IB

CTBNEpoxy siv rau cov txheej txheem ua haujlwm siab thiab cov nplaum

 

CTBN (Carboxyl-Terminated Butadiene Nitrile)yog ib tug ntau yam polymer uas tau pom dav siv nyob rau hauv cov formulation ntawm high-kev ua tau zoo epoxy txheej thiab adhesives.

Cov khoom siv tshwj xeeb no muaj ntau yam khoom muaj txiaj ntsig, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov uas yuav tsum muaj qhov tshwj xeeb durability, yooj, thiab tshuaj tiv thaiv.

Thaum ua ke nrog epoxy resins, CTBN txhim kho tag nrho cov kev ua tau zoo ntawm cov txiaj ntsig formulations, ua rau lawv haum rau ntau yam xav tau kev lag luam thiab

daim ntawv thov kev lag luam.

 

Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm kev sivCTBN (Carboxy-terminated nitrile butadiene roj hmab)epoxy yog nws lub peev xwm los txhim kho lub toughness thiab cuam tshuam tsis kam ntawm coatings thiab

nplaum. Kev sib koom ua ke ntawm CTBN rau hauv epoxy formulations tuaj yeem txhim kho lawv lub peev xwm los tiv thaiv kev ntxhov siab, ua rau lawv tsim nyog siv rau hauv ib puag ncig uas muaj kev puas tsuaj thiab cuam tshuam. Qhov no ua rauCTBN epoxy hmoovib qho kev xaiv zoo heev rau kev tiv thaiv txheej siv hauv kev lag luam xws li aerospace, automotive, thiab marine,

qhov twg durability thiab resilience yog qhov tseem ceeb.

 

Tsis tas li ntawd,CTBN roj hmab muaj kev yooj yim heev, uas yog ib qho tseem ceeb rau cov ntawv thov uas cuam tshuam nrog substrate txav los yog thermal cycling. Lub inherent saj zawg zog ntawm

CTBN-hloov epoxy coatings thiab adhesives tso cai rau lawv tswj lawv cov kev ncaj ncees thiab adhesion txawm tias thaum raug kub thiab mechanical stresses.

Qhov no ua rau lawv zoo rau kev siv hauv cov ntawv thov uas cov txheej txheem nruj nruj lossis cov nplaum yuav ua tsis tau, xws li hauv kev tsim kho, kev tsim kho vaj tse, thiab cov khoom siv hluav taws xob.

 

Ntxiv nrog rau nws cov khoom siv kho tshuab,CTBN polymer kuj muab cov tshuaj tiv thaiv zoo heev. Lub xub ntiag ntawm nitrile pawg hauv CTBN polymer imparts zoo heev

tsis kam mus rau ntau yam tshuaj, nrog rau cov kuab tshuaj, fuels, thiab acids. Qhov no ua rau CTBN epoxy coatings thiab adhesives haum rau siv nyob rau hauv ib puag ncig uas raug

rau cov tshuaj hnyav hnyav yog ib qho kev txhawj xeeb, xws li cov chaw ua tshuaj lom neeg, cov chaw siv roj thiab roj, thiab kev tsim khoom lag luam.

 

Ntxiv mus, CTBN formulations pom zoo adhesion rau ntau yam substrates, xws li hlau, yas, thiab composites. Qhov no tso cai rau kev tsim cov khoom siv ruaj khov thiab ruaj khov ntawm cov khoom sib txawv, uaCTBN tshuajadhesives ib qho kev xaiv zoo tshaj plaws rau kev siv cov qauv kev sib txuas hauv kev lag luam xws li kev tsim kho, kev thauj mus los,

thiab electronics.

Lub versatility ntawm CTBN txuas mus rau nws compatibility nrog ib tug ntau yam ntawm curing agents thiab additives, tso cai rau cov formulators tailored cov khoom ntawm lub kawg coatings thiab adhesives.

kom tau raws li cov kev xav tau ntawm kev ua haujlwm. Qhov kev hloov pauv no ua rau muaj kev txhim kho ntawm cov kev cai tsim kho rau ntau yam kev siv, los ntawm cov txheej txheem corrosion-resistant.

rau kev cuam tshuam-resistant adhesives.

 

Hauv kev xaus, CTBN muaj qhov sib xyaw ua ke ntawm cov tawv tawv, hloov tau yooj yim, tshuaj lom neeg tsis kam, thiab adhesion, ua rau nws yog qhov kev xaiv zoo rau cov txheej txheem ua haujlwm siab.

thiab nplaum. Nws lub peev xwm los txhim kho cov khoom siv kho tshuab thiab tshuaj lom neeg ntawm epoxy formulations ua rau nws muaj txiaj ntsig zoo rau kev daws cov kev xav tau ntawm

ntau hom kev lag luam. Raws li kev tshawb fawb thiab kev loj hlob hauv polymer science txuas ntxiv mus, CTBN epoxy yuav tsum ua lub luag haujlwm tseem ceeb hauv kev txhim kho.

ntawm txoj kev tshiab thiab sustainable txheej thiab nplaum daws.

 

Peb muabCTBNnrog txawv versions raws li nram no, kev ua tau zoo ib yam li HUNSTMAN 1300X13 loj.

Yam khoom

CTBN-1

CTBN-2

CTBN-3

CTBN-4

CTBN-5

Carboxyl tus nqi (mmol / g)

0.45-0.55 Nws

0.55-0.65 Nws

0.45-0.65 Nws

0.65-0.75 Nws

0.5-0.7 hli

Qhov tshwm sim

Amber Viscous kua, tsis pom impurities

Viscosity (27 ℃, Pa.S)

≤180

≤150

≤300

≤200

≤600

Acrylonitrile cov ntsiab lus,%

8.0-12.0 Nws

8.0-12.0 Nws

18.0-22.0 Nws

18.0-22.0 Nws

24.0-28.0 Nws

Cov dej noo, wt% ≤

0.05 Nws

0.05 Nws

0.05 Nws

0.05 Nws

0.05 Nws

Cov ntsiab lus tsis haum,% ≤

1.0

1.0

1.0

1.0

1.0

Molecular hnyav

3600-4200 Nws

3000-3600 Nws

3000-3600 Nws

2500-3000

2800-4000 Nws

* Tsis tas li ntawd: Peb tuaj yeem tshawb nrhiav thiab tsim ib qho tshiab ntawm CTBN raws li kev thov tshwj xeeb ntawm peb cov neeg siv khoom.

Yog xav paub ntxiv thov hu rau ntawm email young@theoremchem.com lossis TEL No. +86 183 2167 9576 (wechat/telegram), +86 13248126998 (whatsapp)