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Polyisobutene - Sinadarin da ke da baiwa da yawa a masana'antu na yau
Polyisobutene, ko PIB a takaice, abu ne mai amfani da yawa wanda ake amfani da shi a fannoni daban-daban na masana'antu. Ana amfani da shi sosai wajen ƙara mai, sarrafa kayan polymer, magunguna da kayan kwalliya, ƙarin abinci, da ƙari. PIB wani nau'in isobutene homopolymer ne mara launi, mara ƙamshi, mara guba wanda ke da kyawawan halayen sinadarai. A cikin wannan labarin, za mu bincika fasaloli, fa'idodi, da aikace-aikacen Polyisobutene.
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Mai ƙera Farashi Mai Kyau PERCHLOROETHYLENE CAS:127-18-4
PERCHLOROETHYLENE： ana kuma kiransa da cikakken chloride. Dangane da tsarin kwayoyin halitta, an maye gurbin mahaɗan da dukkan atom ɗin hydrogen da ke cikin ethylene da chlorine. A shekara ta 1821, karo na farko da aka yi shi ta hanyar rugujewar zafi ta FaraDay. Ruwa mai haske mara launi. Akwai ƙamshi mai kama da ether. Ba ya ƙonewa.
CAS: 127-18-4
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Mai ƙera Kyakkyawan Farashi Pentamethyldipropylenetriamine (PMDPTA) CAS:3855-32-1
PMDPTA wani sinadari ne mai rage ƙamshi na kumfa/gel, wanda za a iya amfani da shi a cikin kumfa mai laushi na polyurethane irin na polyether, kumfa mai tauri na polyurethane da manne mai rufi. Ana amfani da PMDPTA musamman a cikin kumfa mai sanyi na HR. Ana kiran PMDPTA di-propyleneramine mai tushe biyar, wanda ke da aikace-aikace iri-iri a cikin kumfa mai laushi da tauri daban-daban. PMDPTA na iya samar da daidaitaccen amsawar farawa da amsawar gel, da kuma tsawaita lokacin amsawar kumfa da lokacin amsawar gel. Wannan sinadari ba wai kawai za a iya amfani da shi shi kaɗai ba, har ma yana raba shi da sauran masu haɓaka da masu taimakawa. Ana iya narkar da PMDPTA a cikin polyether polyol.
Yana narkewa cikin sauƙi a cikin mafi yawan sinadarai masu narkewa. Daidaiton amsawar kumfa da gel. Ana amfani da fa'idodin a cikin kumfa mai laushi, wanda zai iya guje wa fashewa da ramin ramin kumfa, wanda ke da kyakkyawan aikin ɗagawa. Inganta iya sarrafawa, haƙuri da aikin tsaftace saman kumfa mai tauri. Inganta babban ramin kumfa mai laushi.
Sifofin Kayayyaki: wurin tafasa: 102 ° C / 1mmHg, yawa: 0.83 g / cm3, ma'aunin amsawa: 1.4450 zuwa 1.4480, wurin walƙiya: 92 ° C, ma'aunin acidity (PKA): 9.88 ± 0.28 (Haskaka). Ana amfani da shi galibi don phenols na narkewar alkaline, kuma ana amfani da shi don inter-phenylphenols, da sauransu, kuma galibi ana amfani da shi azaman abubuwan kara kuzari a cikin halayen esterization da bushewa; matsakaicin rini
CAS: 3855-32-1
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Mai ƙera kaya mai kyau EPOXY RESIN CURING AGENT PACM CAS#1761-71-3
MAI KYAUTAR EPOXY RESIN TA HANYAR PACM (PACM a takaice) yana wanzuwa a cikin stereoisomers guda uku masu halaye daban-daban na thermodynamic: trans-trans, cis-trans, da cis-cis. MAI KYAUTAR EPOXY RESIN TA HANYAR PACM muhimmin alicyclic diamine ne, kuma MAI KYAUTAR EPOXY RESIN TA HANYAR PACM ana amfani da shi ne musamman don shirya alicyclic dicyclohexylmethane diisocyanate (H12MDI) ko kuma ana amfani da shi kai tsaye azaman mai maganin epoxy resin.
PACM ba shi da launi ko ɗan rawaya mai ɗan danshi ko fari mai kakin zuma, tare da ɗan kauri na 0.9608. Wurin narkewa shine 35 ～ 45 ℃. Wurin tafasa shine 159 ~ 164 ℃ (0.67kpa). Ma'aunin amsawa shine 1.5030. Mai sauƙin narkewa a cikin toluene, petroleum ether, ethanol, tetrahydrofuu, da sauransu.
CAS: 1761-71-3
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Mai ƙera Farashi Mai Kyau OP200 Epoxy Silane Oligomer CAS: 102782-97-8
Bayyanar OP200 Epoxy Silane Oligomer ruwa ne mai haske mara launi ko rawaya mai haske, wanda ke cikin polysiloxane da aka gyara epoxy. Idan aka kwatanta da epoxyxane na gargajiya, yana kiyaye kyakkyawan aikin amsawar epoxy da tasirin haɗawa. Ana amfani da kwanciyar hankali na ajiya sosai a fannoni na filastik da aka gyara, rufi da sauran filayen.
CAS:102782-97-8
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Mai ƙera Farashi Mai Kyau N-ETHYL PYRROLIDONE (NEP) CAS: 2687-91-4
NEP ruwa ne mara launi kuma mai haske wanda ke da babban polarity, babban daidaiton sinadarai da kuma babban daidaiton zafi. Matsayin tafasa na NEP shine 82-83°C (-101.3Kpa), ma'aunin amsawa shine 1.4665 Chemicalbook, kuma yawansa shine 0.994. NEP yana da halaye na babban narkewa, ƙarancin matsin lamba na tururi da ƙarancin dielectric constant. A fannin masana'antu, ana iya amfani da NEP azaman ingantaccen mai narkewa, mai haɓaka sinadarai da kuma cationic surfactant.
N-ETHYL PYRROLIDON yana da ƙarancin alkali; NEP wani ƙarfi ne na sinadarai masu ƙarfi na polar wanda za'a iya narkar da shi da kowane rabon da ya dace da ruwa da sauran sinadarai na halitta gabaɗaya. Amfani da NEP shine mai rage yawan batirin lithium, ƙwararren manne busasshe, kuma mai jure tsatsa, wakilin rufewa, da gefen manne na epoxy resin.
CAS: 2687-91-4
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Mai ƙera Farashi Mai Kyau MAI KYAU NA CAPTURE 3800 CAS: 72244-98-5
MAƊAUKIN CAPTURE 3800 wani maganin shafawa ne mai maganin epoxy na ruwa wanda aka ƙare da sulfhydryl wanda ke da halaye marasa launi, bayyananne da ƙarancin wari. A gaban masu haɓaka amine na tertiary, da kuma resin Epoxy za a iya warkewa cikin sauri a yanayin zafi da sanyi. Ana iya rage lokacin gel ta hanyar zaɓar mai haɓaka amine na tertiary wanda ya dace da rage shi zuwa mintuna 4. MAƊAUKIN CAPTURE 3800 yana da kyakkyawan mannewa kuma ana iya amfani da shi azaman mai haɓaka don inganta saurin warkarwa na resin da sauran sinadaran warkarwa na amine.
CAS: 72244-98-5
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Mai ƙera Farashi Mai Kyau N,N-Dimethylcyclohexylamine(DMCHA) CAS: 98-94-2
N,N-Dimethylcyclohexylamine wani sinadari ne na halitta wanda ke ɗauke da sinadarin sinadarai C8H17N.N,N-Dimethylcyclohexylamine ruwa ne mara launi kuma mai haske, ba ya narkewa a cikin ruwa, yana narkewa a cikin yawancin sinadarai na halitta kamar ethanol da ether. Ana amfani da N,N-Dimethylcyclohexylamine galibi azaman mai kara kuzari da kuma mai saurin roba. Ana iya amfani da shi a matsakaici, kuma ana iya amfani da shi don maganin masaku.
Sifofin Sinadarai: wurin narkewa: -60 ° C, wurin tafasa: 158-159 ° C (LIT.) Yawan: 0.849g/mlat25 ° C (LIT.) Matsi na tururi: 3.6mmhgLittafin sinadarai (20 ° C) ma'aunin amsawa: n20/d1. 454 (LIT.) Wurin walƙiya: 108 ° F Yanayin ajiya: A adana a ƙasa da +30 ° C.
CAS: 98-94-2
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Mai ƙera Kyakkyawan Farashi Dibutyltin Dilacetate (DBTDA) CAS: 1067-33-0
Dibutyltin diacetate ruwa ne mai launin rawaya mai haske. Yana aiki azaman mai haɗa haɗin gwiwa. Yana sauƙin sarrafawa kuma ana iya amfani da shi har zuwa 250°C. Dibutyltin diacetate ba ya narkewa a cikin ruwa kuma yana narkewa a cikin yawancin abubuwan narkewa na halitta. Ana amfani da shi a cikin halayen daskarar silanol don aikace-aikacen caulk da sealant.
Lambar EineCS: 213-928-8, dabarar kwayoyin halitta: C12H24SN, nauyin kwayoyin halitta: 351.03, wurin narkewa: 7-10 ℃, Maganin ruwa: Abubuwan SN marasa narkewa: 32.5 ± 0.5%, Yawan yawa: 1.32 ± 0.005 (20 ℃), Matsayin tafasa: 140 ～ 144 ℃/10mmhg, ma'aunin zahiri: Ruwa mai haske rawaya ko mara launi da haske tare da ƙamshin acid na acetic. Yana da tauri ko rabin tauri a ƙasa da 10 ° C. Matsayin haɗuwa: 8-10 ℃.
CAS: 1067-33-0
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Mai ƙera Farashi Mai Kyau D2000 CAS: 9046-10-0
Amine-TerminatedPolyether (D2000) wani nau'in mahaɗan polyolefin ne tare da ƙashin bayan polyether mai laushi, wanda ƙungiyoyin amine na farko ko na sakandare suka rufe. Saboda babban sarkar ƙwayar halittar sarkar polyether ce mai laushi, kuma hydrogen da ke kan ƙarshen polyether amine ya fi aiki fiye da hydrogen da ke kan rukunin hydroxyl na ƙarshe na polyether, saboda haka, polyether amine na iya zama madadin polyether mai kyau a wasu hanyoyin aiki, kuma yana iya inganta aikin aikace-aikacen sabbin kayan aiki. Ana amfani da D2000 sosai a cikin kayan gyaran polyurethane reactive injection, feshi na polyurea, wakilan warkar da resin epoxy da masu tara mai.
Properties na Sinadarai: Poly(propylene glycol) bis(2-aminopropyl ether) ruwa ne mai haske rawaya ko launi mara launi a zafin ɗaki, tare da fa'idodin ƙarancin danko, ƙarancin matsin lamba na tururi da babban abun ciki na amine na farko, kuma yana narkewa a cikin sinadarai masu narkewa kamar ethanol, aliphatic hydrocarbons, aromatic hydrocarbons, esters, glycol ethers, ketones da ruwa.
CAS: 9046-10-0
