-
Mai ƙera Kyawun Farashin MOCA II (4,4'-Methylene-bis-(2-chloroaniline) CAS: 101-14-4
4,4'-Methylene bis (2-chloroaniline), wanda ake kira MOCA, wani fili ne na kwayoyin halitta tare da tsarin sinadaran C13H12Cl2N2. MOCA galibi ana amfani da shi azaman wakili mai ɓarna don jefar polyurethane roba da wakili mai shinge don mannen rufin polyurethane. Hakanan za'a iya amfani da MOCA azaman wakili na warkewa don resin epoxy.
Saukewa: 101-14-4
-
Mai ƙira Kyakkyawan Farashin SILANE (A171) Vinyl Trimethoxy Silane CAS: 2768-02-7
Vinyltrimethoxysilane, ana amfani dashi azaman mai gyara polymer ta hanyar halayen grafting. Ƙungiyoyin trimethoxysilyl da aka lanƙwasa da suka haifar suna iya aiki azaman rukunin yanar gizo mai kunna danshi. Ana sarrafa silane grafted polymer azaman thermoplastic kuma crosslinking yana faruwa bayan ƙirƙira labarin da aka gama akan bayyanar danshi.
Saukewa: 2768-02-7
-
UOP GB-562S Adsorbent
Bayani
UOP GB-562S adsorbent wani abu ne mai siffar karfe sulfide adsorbent wanda aka tsara don cire mercury daga rafukan ciyar da iskar gas. Abubuwan fasali da fa'idodi sun haɗa da:
- Ingantattun girman rabe-raben rabe-rabe wanda ke haifar da mafi girman fili da tsawon rayuwar gado.
- Babban mataki na macro-porosity don saurin adsorption da gajeren yanki na canja wurin taro.
- Ƙarfe sulfide da aka keɓance don ƙauyen ƙazanta mara ƙarancin ƙazanta.
- Akwai a cikin ganguna na karfe.
-
Mai ƙera Kyawun Farashin N,N-DIMETHYLFORMAMIDE(DMF) CAS 68-12-2
N,N-DIMETHYLFORMAMIDE an takaice shi da DMF. Yana da wani fili da aka samar ta hanyar maye gurbin ƙungiyar hydroxyl na formic acid ta ƙungiyar dimethylamino, kuma tsarin kwayoyin halitta shine HCON (CH3) 2. Ruwa ne mara launi, bayyananne, mai tafasa mai ƙarfi tare da ƙamshin amine mai haske da ƙarancin dangi na 0.9445 (25°C). Matsayin narkewa -61 ℃. Tushen tafasa 152.8 ℃. Ma'anar Flash 57.78 ℃. Yawan tururi 2.51. Matsin tururi 0.49kpa (3.7mmHg25 ℃). Wurin kunnawa ta atomatik shine 445 ° C. Iyakar fashewar tururi da cakuda iska shine 2.2 zuwa 15.2%. Idan akwai bude wuta da zafi mai zafi, yana iya haifar da konewa da fashewa. Yana iya mayar da martani da ƙarfi tare da tattara sulfuric acid da fuming nitric acid har ma ya fashe. Yana da miskible da ruwa da mafi yawan kaushi na halitta. Yana da sauran ƙarfi na kowa don halayen sinadaran. Pure N,N-DIMETHYLFORMAMIDE ba shi da wari, amma darajar masana'antu ko lalacewa N,N-DIMETHYLFORMAMID yana da kamshin kifi saboda yana dauke da dimethylamine impurities.
Saukewa: 68-12-2
-
UOP GB-280 Adsorbent
Bayani
UOP GB-280 adsorbent shine adsorbent mai ƙarfi wanda aka tsara don cire mahaɗan sulfur daga rafukan hydrocarbon.
-
Mai ƙira Kyakkyawan Farashin DMTDA CAS: 106264-79-3
DMTDA ne wani sabon nau'i na polyurethane elastomer curing giciye-linking wakili, DMTDA ne yafi biyu isomers, 2,4- da 2,6-dimethylthiotoluenediamine cakuda (da rabo ne game da Chemicalbook77 ~ 80/17 ~ 20), idan aka kwatanta da fiye amfani MOCA, DMTDA ne wani ruwa tare da ƙananan danko ayyuka na iya zama da low zafin jiki da kuma low zafin jiki na DMT da yi amfani a dakin da zazzabi. sinadaran daidai.
Saukewa: 106264-79-3
-
Mai ƙera Kyakkyawan Farashin Haɗaɗɗen polyether CAS: 9082-00-2
Haɗaɗɗen polyether yana ɗaya daga cikin manyan kayan albarkatun kumfa na polyurethane mai wuya, wanda kuma aka sani da fari abu, kuma ana kiransa kayan farin baki tare da polymer MDI. Ya ƙunshi abubuwan haɗin abubuwa iri ɗaya, wakilin polyether, wakili mai laushi, wakili, mai kara kuzari, wakili, wakili wakili da sauran kayan kaɗawa. Ya dace da lokatai daban-daban waɗanda ke buƙatar ci gaba da haɓakawa da adana ƙarancin sanyi da sanyi.
Haɗin polyether CAS: 9082-00-2
Jerin: Hada polyether 109C / Haɗaɗɗen polyether 3126 / Haɗaɗɗen polyether 8079Saukewa: 9082-00-2
-
Mai ƙira Kyakkyawan Farashin DINP CAS: 28553-12-0
DINP: Diabenate (DINP) ruwa ne mai haske mai haske tare da kamshi mai laushi. Wannan samfurin shine babban abin ƙara kayan filastik na duniya tare da kyakkyawan aiki. Wannan samfurin da PVC suna kama da wannan, koda kuwa ana amfani da su da yawa; maras tabbas, ƙaura, da rashin guba sun fi DOP, wanda zai iya ba da samfurin tare da kyakkyawan juriya mai haske na Chemicalbook, juriya na zafi, juriya na tsufa da aikin gyaran wutar lantarki, kyakkyawan aiki mai mahimmanci, da kyakkyawan aiki na DOP. Saboda samfuran da aka samar ta hanyar dihydrodinate na phthalate suna da juriya mai kyau na ruwa, ƙarancin guba, juriya na tsufa, da ingantaccen rufin lantarki, ana amfani da su sosai a cikin samfuran filastik daban-daban masu taushi da wuya-hard, fim ɗin wasan yara, wayoyi, da igiyoyi.
Saukewa: 28553-12-0
-
Mai ƙera Kyawun Farashin Methylene Chloride CAS: 75-09-2
Methylene Chloride wani fili ne da aka samar da kwayoyin hydrogen guda biyu a cikin kwayoyin methane, da kwayoyin CH2CL2.Methylene Chloride ba shi da launi, m, nauyi, da ruwa mai canzawa. Yana da wari da zaƙi kama da ether. Ba ya konewa. Methylene Chloride yana ɗan narkewa a cikin ruwa, kuma yana narkar da abubuwan da aka fi amfani da su. Hakanan za'a iya narkar da shi ta kowane nau'i tare da sauran abubuwan da suka ƙunshi chlorine, ether, ethanol, da N-di metamimamamide. Methylene Chloride yana da wuya a narke a cikin ruwa ammonia a dakin da zafin jiki, wanda za'a iya narkar da sauri a cikin phenol, aldehyde, ketone, triathrin, tororine, cycamine, acetylcetate. Littafin sinadarai na lokaci shine 1.3266 (20/4 ° C). Ma'anar narkewa -95.1 ° C. Ma'anar tafasa 40 ° C. Ana amfani da abubuwan da ake amfani da su don maye gurbin ether mai flammable, ether, da dai sauransu, kuma ana iya amfani dashi azaman maganin sa barci, refrigerant da kashe wuta. Wurin konewa na kwatsam shine 640 ° C. Decoction (20 ° C) 0.43MPa · s. Ma'anar refractive nd (20 ° C) 1.4244. Matsakaicin zafin jiki shine 237 ° C, kuma matsa lamba mai mahimmanci shine 6.0795MPa. HCL da alamun haske suna haifar da bayan maganin zafi, kuma ruwan yana zafi na dogon lokaci don samar da formaldehyde da HCL. Ana iya samun ƙarin chloride, CHCL3 da CCL4.
Saukewa: 75-09-2
-
Mai ƙira Kyakkyawan Farashin Alpha Methyl Styrene CAS 98-83-9
2-Phenyl-1-propene, wanda kuma aka sani da Alpha Methyl Styrene (wanda aka rage shi a matsayin a-MS ko AMS) ko phenylisopropene, samfurin ne na samar da phenol da acetone ta hanyar cumene, gabaɗaya samfurin phenol a kowace ton 0.045t α-gent a cikin ruwa mai sanyi. Kwayoyin halitta ya ƙunshi zoben benzene da kuma wani alkenyl a madadin zoben benzene. Alpha Methyl Styren yana da wuyar yin polymerization lokacin zafi. Alpha Methyl Styren za a iya amfani dashi a cikin samar da kayan shafa, masu filastik, kuma a matsayin mai narkewa a cikin kwayoyin halitta.
Alpha Methyl Styrene ruwa ne mara launi. Rashin narkewa a cikin ruwa kuma ƙasa mai yawa fiye da ruwa. Wurin walƙiya 115°F. Zai iya zama mai guba a hankali ta hanyar sha, shaka da shan fata. Tururi na iya zama narcotic ta hanyar shaka. Ana amfani da shi azaman ƙarfi da kuma yin wasu sinadarai.
Saukewa: 98-83-9
