ozun
Methyl Methacrylate
Ruwa mara launi
80-62-6
Saukewa: C5H8O2
100
201-297-1
8 ℃
kadan mai narkewa
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Bayanin Samfura
La'akarin Tsaro don Kula da Methyl Methacrylate
Yayin da MMA abu ne mai mahimmanci na masana'antu, amfani da alhakin yana da mahimmanci. An rarraba shi azaman ruwa mai ƙonewa (UN 1247) da yuwuwar fatar jiki da hushi na numfashi. Mabuɗin jagororin sun haɗa da:
Adana : Ajiye a cikin sanyi, wuraren da ke da iska mai kyau daga tushen kunnawa; amfani da bakin karfe ko kwantena HDPE don hana polymerization.
Kayan Kariyar Keɓaɓɓen (PPE) : Saka safofin hannu na nitrile, tabarau na aminci, da na'urar numfashi yayin karɓuwa don guje wa faɗakarwa ko bayyanar da numfashi.
Amsar gaggawa : Idan akwai lamba, kurkura da ruwa na mintina 15; nemi kulawar likita don ci gaba da bacin rai. Yi amfani da busassun na'urorin kashe wuta don gobara.
Yarda da Ka'idoji : Yana bin ka'idodin duniya kamar REACH da TSCA; Kula da matakan tururi ƙasa da 100 ppm TWA.
Ba da fifikon waɗannan ayyukan yana tabbatar da ingantaccen yanayin aiki ba tare da lalata amfanin MMA ba.
Ayyukan MMA da daidaitawa suna motsa amfani da shi a sassa daban-daban. Yana yin polymerizes zuwa homopolymers ko copolymers, yana haɓaka ƙarfin samfur da ƙawa:
Acrylic Sheets da Panels (PMMA) : Ana amfani da su a cikin aminci, sa hannu, da nunin gine-gine don fayyace mai jurewa.
Rubutu da Fenti : Yana ba da ƙarewar yanayin kariya don abubuwan kera motoci na waje da saman ruwa.
Adhesives da Sealants : Abubuwan haɗin ƙarfe, robobi, da abubuwan haɗin gwiwa tare da ƙarfin ƙarfi a aikace-aikacen tsari.
Na'urorin Haƙori da na Likita : Yana samar da kayan aikin prosthetics masu dacewa da ƙwayoyin cuta da naƙasar ƙasusuwa saboda rashin aiki da gogewar sa.
Kayayyakin Haɗe-haɗe : Yana ƙarfafa zaruruwa a cikin sararin samaniya da kayan wasa don ƙarfin nauyi.
Tawada da Buga : Inganta mannewa da sassauƙa a cikin ƙirar UV-curable.
Daga kayan masarufi na yau da kullun kamar allon waya zuwa sabbin masana'antu kamar injin injin injin iska, MMA yana ba da ikon samfuran da suke gwada lokaci.
Methyl Methacrylate ester ne na methacrylic acid, wani ruwa mai haske monomer wanda ke yin polymerizes don samar da m, m robobi kamar gilashin acrylic. Ana samar da shi ta hanyar cyanohydrin acetone ko tsarin ACH kuma yana aiki azaman mafari ga resin PMMA.
Ana amfani da MMA ko'ina a cikin samar da zanen acrylic, fenti, adhesives, kayan haƙori, da abubuwan haɗin gwiwa. Aikace-aikacen sa sun haɗa da motoci, gini, kayan lantarki, da masana'antun kiwon lafiya.
Lokacin da aka tsara da kuma warkewa da kyau, polymers na tushen MMA ba su da ƙarfi kuma suna da aminci don amfani na ƙarshe. Duk da haka, monomer kanta yana buƙatar kulawa da hankali saboda flammability da abubuwan ban haushi. Kayayyakin da aka ƙare kamar PMMA an amince da FDA don tuntuɓar abinci da na'urorin likitanci.
Ajiye MMA a cikin kwantena masu hana iska a yanayin zafi ƙasa da 25 ° C, nesa da haske da zafi don hana polymerization wanda bai kai ba. Ana ƙara masu ƙarfafawa kamar hydroquinone don tsawaita rayuwar shiryayye har zuwa watanni 12.
Ee, PMMA da aka samu daga MMA ana iya sake yin amfani da su ta hanyar injina ko tsarin sinadarai, yana ba da gudummawa ga yunƙurin tattalin arziƙin madauwari a masana'antar robobi.
Ba kamar ethyl acrylate ba, MMA yana ba da ƙarfi mafi girma da kwanciyar hankali na thermal, yana sa ya fi dacewa don aikace-aikacen tsarin akan ƙarin sassauƙan madadin kamar butyl acrylate.
Samar da MMA ya ƙunshi matakai masu ƙarfin kuzari, amma kayan aikin zamani suna rage yawan hayaƙi. PMMA da aka sake yin fa'ida yana rage buƙatun kayan budurwa, yana rage sawun carbon.
Don ƙarin cikakkun bayanai ko tambayoyin al'ada, bincika albarkatun mu ko tuntuɓi kai tsaye.
Tuntuɓi ƙwararrun mu a yau don tattaunawa kan samowa, tallafin fasaha, ko farashi mai yawa wanda aka keɓance da bukatun ku. Mun himmatu wajen isar da ingantattun hanyoyin magance MMA waɗanda ke haifar da nasarar ku.
Sunan samfur |
Gajarta |
Lambar CAS |
Maɓallai & Amfani |
Methacrylic acid |
MAA |
79-41-4 |
monomer mai amsawa don resin acrylic; yana haɓaka tauri da juriya na sinadarai a cikin fenti, adhesives, da yadi. |
Methyl Methacrylate |
MMA |
80-62-6 |
Ruwa mai tsabta don PMMA (Plexiglas® kamar zanen gado); manufa don ruwan tabarau na gani, sigina, da sassa na allura tare da ƙarfin tasiri mai ƙarfi. |
Hydroxyethyl Methacrylate |
HEMA |
868-77-9 |
Hydrophilic monomer don hydrogels; ya yi fice a cikin ruwan tabarau na tuntuɓar juna, haɗin haƙori, da tsarin isar da magunguna don daidaitawa da sassauci. |
Hydroxypropyl Methacrylate |
HPMA |
27813-02-1 |
monomer hydroxy mai sassauƙa; yana haɓaka juriya da danshi a cikin sutura, goge ƙusa, da manne-wuri masu sassauƙa. |
Hydroxyethyl Acrylate |
HEA |
818-61-1 |
Acrylate mai saurin amsawa; ana amfani da su a cikin emulsion na ruwa don kayan yadi, kayan shafa na takarda, da manne-matsi masu matsi. |
Hydroxypropyl Acrylate |
HPA |
25584-83-2 |
Dual-aikin don tsarin UV-curable; yana haɓaka mannewa da elasticity a cikin masu rufewa, ƙarewar itace, da kauri na kulawa na sirri. |
Tuntube Mu
Haɓaka ƙirar ku tare da jerin MAA-neman samfurori, ƙididdiga, ko jagorar fasaha a yau.
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