nkhani
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Kodi zowunikira za optical ndi chiyani?
Optical brighterers, omwe amadziwikanso kuti optical brighteners (OBAs), ndi mankhwala omwe amagwiritsidwa ntchito kukongoletsa mawonekedwe a zinthu mwa kuwonjezera kuyera ndi kuwala kwawo. Amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana, kuphatikizapo nsalu, mapepala, sopo ndi mapulasitiki. Munkhaniyi, tifotokoza...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa Nucleating Agents ndi Clarifying Agents?
Mu mapulasitiki, zowonjezera zimagwira ntchito yofunika kwambiri pakukweza ndikusintha mawonekedwe a zinthu. Zinthu zopangira nucleating ndi zinthu zopangira clarifying ndi zinthu ziwiri zomwe zimakhala ndi zolinga zosiyana pakukwaniritsa zotsatira zinazake. Ngakhale zonse zimathandiza kukonza magwiridwe antchito a zinthu zapulasitiki, ndikofunikira kuziganizira...Werengani zambiri -
Kodi kusiyana pakati pa zoyamwitsa UV ndi zoziziritsa kukhosi ndi kotani?
Poteteza zinthu ndi zinthu ku zotsatira zoyipa za dzuwa, pali zowonjezera ziwiri zomwe zimagwiritsidwa ntchito kwambiri: zoyamwitsa za UV ndi zokhazikika pa kuwala. Ngakhale zimamveka zofanana, zinthu ziwirizi zimasiyana kwambiri momwe zimagwirira ntchito komanso mulingo wa chitetezo chomwe zimapereka. Monga momwe...Werengani zambiri -
Zokoka za Acetaldehyde
Poly(ethylene terephthalate) (PET) ndi chinthu chopakidwa chomwe chimagwiritsidwa ntchito kwambiri ndi makampani opanga zakudya ndi zakumwa; chifukwa chake, kukhazikika kwake kutentha kwaphunziridwa ndi ofufuza ambiri. Ena mwa maphunzirowa agogomezera kwambiri kupanga acetaldehyde (AA). Kupezeka kwa AA mkati mwa PET ar...Werengani zambiri -
Methylated Melamine Resin
Nanjing Reborn New Material Co., Ltd. ndi kampani yodziwika bwino yogulitsa zowonjezera za polymer ku China. Chifukwa cha kufunikira kwakukulu kwa zinthu zopangidwa ndi polymer, Nanjing Reborn yadzipereka kupereka mankhwala apamwamba kwambiri olumikizirana a Methylated Melamine Resin. Melamine-formaldehyde resin ndi mtundu wa...Werengani zambiri -
Kufunika kwa Zokhazikika za Hydrolysis ndi Zothandizira Zotsutsana ndi Hydrolysis mu Ntchito Zamakampani
Zolimbitsa thupi za hydrolysis ndi zotsutsana ndi hydrolysis ndi zinthu ziwiri zofunika kwambiri zomwe zimagwiritsidwa ntchito m'mafakitale zomwe zimathandiza kuthana ndi zotsatira za hydrolysis. Hydrolysis ndi njira ya mankhwala yomwe imachitika madzi akamaphwanya mgwirizano wa mankhwala, lead...Werengani zambiri -
Chophimba Choletsa Moto
1. Chiyambi Chophimba choletsa moto ndi chophimba chapadera chomwe chingachepetse kuyaka, kuletsa kufalikira kwa moto mwachangu, ndikuwonjezera kupirira pang'ono kwa moto wa zinthu zophimbidwa. 2. Mfundo zogwirira ntchito 2.1 Sichiyaka ndipo chingachedwetse kuyaka kapena kuwonongeka kwa zinthu ...Werengani zambiri -
Utomoni wa polyaldehyde A81
Chiyambi Aldehyde resin, yomwe imadziwikanso kuti polyacetal resin, ndi mtundu wa utomoni wokhala ndi kukana kwachikasu kwambiri, kukana nyengo komanso kugwirizana. Mtundu wake ndi woyera kapena wachikasu pang'ono, ndipo mawonekedwe ake amagawidwa m'mitundu ya tinthu tating'onoting'ono tozungulira tomwe timadulidwa...Werengani zambiri -
Mtundu wa Zoletsa Kutulutsa Mafoam (1)
Mankhwala oletsa thovu amagwiritsidwa ntchito kuchepetsa kupsinjika kwa pamwamba pa madzi, yankho ndi choyimitsa, kupewa kupangika kwa thovu, kapena kuchepetsa thovu lomwe limapangika panthawi yopanga mafakitale. Mankhwala oletsa thovu odziwika bwino ndi awa: I. Mafuta achilengedwe (monga Mafuta a Soya, Mafuta a Chimanga, ndi zina zotero) Ubwino: omwe alipo, otsika mtengo komanso osavuta ...Werengani zambiri -
Epoxy Resin
Epoxy Resin 1, Chiyambi Epoxy resin nthawi zambiri imagwiritsidwa ntchito limodzi ndi zowonjezera. Zowonjezera zimatha kusankhidwa malinga ndi ntchito zosiyanasiyana. Zowonjezera zomwe zimagwiritsidwa ntchito nthawi zambiri zimaphatikizapo Curing Agent, Modifier, Filler, Diluent, ndi zina zotero. Curing agent ndi yowonjezera yofunika kwambiri. Kaya epoxy resin imagwiritsidwa ntchito ngati guluu, c...Werengani zambiri -
Chithandizo cha Kugwirizanitsa Mafilimu
Chiyambi chachiwiri Chothandizira Kulumikizana kwa Filimu, chomwe chimadziwikanso kuti Coalescence Aid. Chikhoza kulimbikitsa kuyenda kwa pulasitiki ndi kusintha kwa elasticity ya polymer compound, kukonza magwiridwe antchito a coalescence, ndikupanga filimu pa kutentha kosiyanasiyana kwa kapangidwe. Ndi mtundu wa pulasitiki womwe ndi wosavuta kuutaya. ...Werengani zambiri -
Kugwiritsa Ntchito Glycidyl Methacrylate
Glycidyl Methacrylate (GMA) ndi monomer yokhala ndi ma acrylate double bonds ndi magulu a epoxy. Acrylate double bond imakhala ndi reactivity yayikulu, imatha kudzipangira polymerization reaction, ndipo imathanso kupangidwa copolymer ndi ma monomers ena ambiri; gulu la epoxy limatha kuchita ndi hydroxyl,...Werengani zambiri