Carboxyl-terminated butadiene nitrile (CTBN) polymer elastomer ne mai ingantacciyar inji, zafi da juriya na sinadarai. Waɗannan kaddarorin na musamman sun sa CTBN ya zama kayan da ake amfani da su sosai a masana'antu daban-daban. A cikin wannan labarin, za mu bincika menene carboxyl-terminated butadiene nitrile da aikace-aikacen sa a fagage daban-daban.
butadiene nitrile wanda ya ƙare Carboxyl copolymer ne na butadiene da acrylonitrile wanda ke jurewa tsarin carboxylation yayin aikin masana'antu. Wannan tsari yana gabatar da ƙungiyoyi masu aiki na carboxyl a cikin sarkar polymer, yana haɓaka halayensa na roba. Sakamakon copolymer yana da babban nauyin kwayoyin halitta, ƙarancin polydispersity index, da mai kyau solubility a daban-daban kwayoyin kaushi.
Carboxyl-terminated butadiene nitrile polymers an san su da kyakkyawan juriya ga zafi, mai, mai, ruwa mai ruwa da sauran sinadarai masu yawa. Ƙarfinsa don tsayayya da matsanancin zafi daga -40 ° C zuwa 150 ° C, tare da kyakkyawan yanayin sararin samaniya da juriya na yanayi, ya sa ya zama kayan aiki mai mahimmanci don aikace-aikace.
Ɗaya daga cikin manyan abubuwan da ake amfani da su na butadiene nitrile-carboxyl wanda aka ƙare yana cikin masana'antar sararin samaniya. Yawancin lokaci ana amfani da shi azaman wakili mai ƙarfi don resin epoxy da ake amfani da shi wajen kera kayan haɗin jirgin sama. Bugu da kari naCTBN yana inganta juriya mai tasiri, taurin karaya da tsayin daka na waɗannan abubuwan haɗin gwiwa. Tsawon yanayin zafi yana ba shi damar kula da kayan aikin injiniya har ma a tsayin tsayi da kuma lokacin saurin canjin yanayin zafi.
Wani fitaccen aikace-aikacen butadiene nitrile-carboxyl wanda aka ƙare yana cikin masana'antar kera motoci. Ana yawan amfani da CTBN azaman maɓalli mai mahimmanci a cikin sutura, manne da manne don sassan mota. Kyakkyawan mai, man fetur da juriya na sinadarai, haɗe tare da sassauci da ƙarfinsa, ya sa ya zama kayan aiki mai kyau don gaskets, O-rings, like da diaphragms. Yana taimakawa tabbatar da aikin da ya dace da kuma tsawon rayuwar abubuwan da aka gyara a cikin injuna, watsawa da tsarin ruwa.
Har ila yau, masana'antun lantarki suna amfana daga keɓaɓɓen kaddarorin na butadiene nitriles-carboxyl- ƙarewa. Ana amfani da wannan elastomer a ko'ina wajen kera kebul na rufi da kayan sheathing. polymers na CTBN suna ba da kyakkyawar juriya ga danshi, mai da sinadarai, kazalika da ƙarfin ƙarfin dielectric da kwanciyar hankali na thermal. Wadannan kaddarorin sun sa ya zama kayan aiki mai mahimmanci don tabbatar da aminci da amincin tsarin lantarki.
Baya ga masana'antun da aka ambata a sama.butadiene nitrile mai ƙarewa na carboxyl Hakanan ana amfani da shi wajen samar da fenti, adhesives da sealants, inda dacewarsa da nau'ikan kaushi iri-iri yana da fa'ida musamman. Har ila yau, ana amfani da shi a cikin samar da magungunan roba mai girma, yana ba da ƙarin tasiri mai tasiri da kuma elasticity.
A taƙaice, carboxybutadiene nitrile elastomer ne mai aiki da yawa tare da ingantacciyar inji, thermal da juriya na sinadarai. Yawancin aikace-aikacensa a sararin samaniya, motoci, lantarki da sauran masana'antu sun tabbatar da amincinsa da ingancinsa. Kamar yadda fasaha ke ci gaba da kuma masana'antu suna buƙatar kayan aiki mafi girma, CTBN yana ci gaba da haɓakawa da ba da gudummawa ga masana'antu daban-daban, yana mai da shi abu mai mahimmanci don aikace-aikace masu yawa.
Lokacin aikawa: Oktoba-20-2023