nkhani
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Kukula kwa Makampani Opanga Moto Oletsa Moto ku China
Kwa nthawi yayitali, opanga akunja ochokera ku United States ndi Japan akhala akulamulira msika wapadziko lonse wa zinthu zoletsa moto ndi ubwino wawo mu ukadaulo, ndalama, ndi mitundu ya zinthu. Makampani opanga zinthu zoletsa moto ku China adayamba mochedwa ndipo akhala akuchita gawo logwira ntchito. Kuyambira 2006, adapanga...Werengani zambiri -
Mtundu wa Zoletsa Kutulutsa Mafoam (2)
I. Mafuta Achilengedwe (monga Mafuta a Soya, Mafuta a Chimanga, ndi zina zotero) II. Mowa Wambiri wa Carbon III. Zoletsa Kutulutsa Mafoam a Polyether IV. Silicone Yosinthidwa ya Polyether … Mutu Wapitawo Mtundu wa Zoletsa Kutulutsa Mafoam (1) kuti mudziwe zambiri. V. Organic Silicon Antifoamer Polydimethylsiloxane, yomwe imadziwikanso kuti mafuta a silicone, ndiye gawo lalikulu la...Werengani zambiri -
Kumvetsetsa zowunikira za pulasitiki: Kodi ndizofanana ndi bleach?
Mu nkhani za sayansi yopanga zinthu ndi zipangizo, kufunafuna kukongoletsa kukongola ndi magwiridwe antchito a zinthu sikutha. Chinthu chimodzi chatsopano chomwe chikukula kwambiri ndi kugwiritsa ntchito zowunikira kuwala, makamaka mu pulasitiki. Komabe, funso lomwe limabuka nthawi zambiri ndi ...Werengani zambiri -
Chowunikira cha kuwala OB cha utoto ndi zokutira
Chowunikira kuwala, chomwe chimadziwikanso kuti chowunikira kuwala kwa kuwala (FWA), chowunikira kuwala kwa kuwala (FBA), kapena chowunikira kuwala (OBA), ndi mtundu wa utoto wa kuwala kapena utoto woyera, womwe umagwiritsidwa ntchito kwambiri poyeretsa ndi kuwunikira mapulasitiki, utoto, zokutira, inki, ndi zina zotero. Chogwira ntchito...Werengani zambiri -
Kodi Ammonium polyphosphate (APP) ndi chiyani?
Ammonium polyphosphate, yotchedwa APP, ndi phosphate yokhala ndi nayitrogeni yokhala ndi mawonekedwe a ufa woyera. Malinga ndi kuchuluka kwa polymerization yake, imatha kugawidwa m'mitundu itatu: polymerization yotsika, polymerization yapakati ndi polymerization yayikulu. Mlingo wa polymerization waukulu...Werengani zambiri -
Kodi Amino Resin DB303 ndi chiyani?
Mawu akuti Amino Resin DB303 mwina sakudziwika kwa anthu onse, koma ali ndi tanthauzo lalikulu m'dziko la chemistry yamafakitale ndi zokutira. Nkhaniyi ikufuna kufotokoza bwino tanthauzo la Amino Resin DB303, momwe imagwiritsidwira ntchito, ubwino wake komanso chifukwa chake ndi gawo lofunika kwambiri m'mafakitale osiyanasiyana. L...Werengani zambiri -
Kodi Nucleating agent ndi chiyani?
Wothandizira wa Nucleating ndi mtundu wa chowonjezera chatsopano chomwe chingathandize kusintha mawonekedwe ndi makina a zinthu monga kuwonekera bwino, kunyezimira kwa pamwamba, mphamvu yokoka, kulimba, kutentha kosokoneza kutentha, kukana kukhudza, kukana kukwawa, ndi zina zotero mwa kusintha khalidwe la kristalo...Werengani zambiri -
Kodi mitundu yosiyanasiyana ya ma absorber a UV ndi yotani?
Zoyamwa UV, zomwe zimadziwikanso kuti ma filter a UV kapena zoteteza ku dzuwa, ndi mankhwala omwe amagwiritsidwa ntchito kuteteza zinthu zosiyanasiyana ku zotsatira zoyipa za kuwala kwa ultraviolet (UV). Chimodzi mwa zinthuzi ndi UV234, chomwe ndi chisankho chodziwika bwino choteteza kuwala kwa UV. M'nkhaniyi tifufuza...Werengani zambiri -
Zokhazikika za Hydrolysis - Chinsinsi Chokulitsa Moyo wa Shelf wa Zamalonda
Ndi chitukuko chopitilira cha mafakitale ndi ukadaulo wamakono, kugwiritsa ntchito mankhwala popanga zinthu tsiku ndi tsiku komanso pamoyo kukukulirakulira. Munjira iyi, gawo lofunika kwambiri ndi hydrolysis stabilizer. Posachedwapa, kufunika kwa hydrolysis stabilizers ndi momwe amagwiritsidwira ntchito...Werengani zambiri -
Kodi bis phenyl carbodiimide ndi chiyani?
Diphenylcarbodiimide, fomula ya mankhwala 2162-74-5, ndi mankhwala omwe akopa chidwi cha anthu ambiri m'munda wa organic chemistry. Cholinga cha nkhaniyi ndikupereka chithunzithunzi cha diphenylcarbodiimide, makhalidwe ake, ntchito zake, ndi kufunika kwake m'magwiritsidwe osiyanasiyana. Diphenylcarbodi...Werengani zambiri -
Antioxidant ya Phosphite yogwira ntchito bwino kwambiri yopangira polymer
Antioxidant 626 ndi antioxidant ya organo-phosphite yogwira ntchito kwambiri yomwe idapangidwa kuti igwiritsidwe ntchito popanga zinthu zofunika kwambiri popanga ma homopolymers ndi ma copolymers a ethylene ndi propylene komanso popanga ma elastomers ndi ma engineering compounds makamaka komwe kukhazikika kwa utoto kumakhala bwino ...Werengani zambiri -
Kodi zinthu zoyeretsera kuwala kwa fluorescent zomwe zimapezeka mu pulasitiki ndi ziti?
Pulasitiki imagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana chifukwa cha kusinthasintha kwake komanso mtengo wake wotsika. Komabe, vuto lofala ndi mapulasitiki ndilakuti nthawi zambiri amasanduka achikasu kapena kusintha mtundu pakapita nthawi chifukwa cha kuwala ndi kutentha. Pofuna kuthetsa vutoli, opanga nthawi zambiri amawonjezera zowonjezera zotchedwa optical brighteners kuti...Werengani zambiri