Thepa ea ho thibela foam e fafalitsoeng ke thepa e ncha e nang le thepa e ntle ea mocheso le melemo ea ho boloka matla, kahoo e sebelisoa haholo mehahong ea bolulo, ea khoebo le ea indasteri. Ka mor'a ts'ebetso e ntle ea thepa ea ho thibela foam e fafalitsoeng ke karolo ea bohlokoa ea li-catalyst tsa polyurethane, tse nang le...
Li-hydrofluoroolefin (li-HFO) ke sehlopha sa metsoako ea lik'hemik'hale e emelang moloko oa bone oa likhase tse nang le fluorine. Metsoako ena e entsoe ka ho khetheha ho fokotsa tšusumetso ea tikoloho ha ka nako e ts'oanang e boloka maemo a ts'ebetso a hlokahalang bakeng sa lits'ebetso tse fapaneng tsa indasteri. Li-HFO li na le lebaka la...
Motsoako oa Tšepe ke eng? Motsoako oa tšepe ke motsoako o nang le liathomo tsa tšepe tse nolofalletsang liketso tsa lik'hemik'hale ntle le ho sebelisoa ts'ebetsong. Tlhahisong ea polyurethane, li-catalyst tsa tšepe li potlakisa liketso tsa bohlokoa tse kang ho thehoa ha urethane (karabelo ea polyol-isocyanate) le urea (w...
Sesebediswa sa Gel Catalyst ke eng? Sesebediswa sa gel ka k'hemistri ya polyurethane ke ntho e potlakisang karabelo pakeng tsa isocyanate le polyol, mme ditlamo tsa polyurethane tse bopilweng di fana ka sebopeho sa ho qetela sa thepa. Karabelo ena e bohlokwa tlhahisong ya polyurethane hobane e thibela...
Li-surfactant tsa Organosilicon, tse tsejoang hape e le li-surfactant tsa silicone, li bapala karolo ea bohlokoa tlhahisong ea li-foam tsa polyurethane ka lebaka la thepa ea tsona e ikhethang le ho tenyetseha ha tsona. Li-surfactant tsena li kenya letsoho haholo botsitsong, ho ts'oana, le thepa ka kakaretso ea foam, ho netefatsa hore...
Lifoam tsa polyurethane tse koahetsoeng ka spray (SPF) tse nang le masoba li sebelisoa haholo bakeng sa ho thibela mocheso, ho thibela molumo le thepa ea kaho e bobebe. Tlhahiso le ts'ebetso ea SPF li ka ntlafatsoa ka ho eketsa li-catalyst tse kang MXC-37 (2-[2- (dimethylamino) ethoxy] ethanol, DMAEE). Li-catalyst tse joalo li...
Ha palo ea likoloi e ntse e eketseha, batho ba batla ho ba le likoloi tse phutholohileng le tse sireletsehileng haholoanyane. Polyurethane ke karolo ea bohlokoa ea hoo e ka bang likoloi tsohle lefatšeng ka bophara, 'me li-catalyst tsa polyurethane li bapala karolo ea bohlokoa indastering ea likoloi ka ho hlahisa thepa e sebetsang hantle e ntlafatsang...
Selelekela sa Kaho ea Liphanele tsa Sandwich Liphanele tsa sandwich ke thepa ea kaho e tsebahalang le e feto-fetohang e sebelisoang kahong ea meaho ea bolulo le ea khoebo. Li na le mekhahlelo e 'meli ea kantle, hangata e entsoeng ka litšepe tse kang tšepe kapa aluminium, le thepa ea mantlha, hangata e entsoeng ka poly...
Sesebediswa sa polyurethane se bapala karolo ya bohlokwa bokgoning le tshebetsong ya thepa ya ho kwahela foam ya spray, e leng se ka ntlafatsang thepa ya ho kwahela mocheso le modumo ya foam ya spray. Sesebediswa sa ho kwahela foam ya spray se etsa tiiso e matla, e sa keneng kahare e fokotsang ditjeo tsa matla le ho ntlafatsa boiketlo ba ka tlung...
Foam ea polyurethane e fafalitsoeng (SPF) ke thepa e nang le mekhoa e mengata ea ho thibela ho ruruha e sebelisoang haholo indastering ea kaho le indastering e meng ho haha lera le se nang sekoli le le sebetsang hantle la ho thibela ho ruruha. Sebopeho sa SPF ke motsoako o rarahaneng oa lik'hemik'hale, tseo e 'ngoe le e 'ngoe ea tsona e bapalang karolo ea bohlokoa ho hlahiseng foam e nang le insulating e ikhethang...
Lilemong tsa morao tjena, indasteri ea foam ea polyurethane e entse phetoho e kholo ho ea litharollong tse tsitsitseng le tse mosa tikolohong. Har'a tsona, li-agent tse fofonelang tsa hydrofluorolefin (HFO) li hlahella e le boqapi bo boholo, haholo-holo li-spray foam tse koetsoeng. Li-agent tse fofonelang tsa HFO li amoheloa haholo e le motsoalle oa tikoloho...
Marulelo a foam ea polyurethane e fafalitsoeng (SPF) a se a tumme ebile ke khetho bakeng sa mehaho ea khoebo le ea bolulo, haholo-holo bakeng sa lits'ebetso tsa marulelo. Marulelo a SPF a entsoe ka lera la foam ea polyurethane e fafalitsoeng holim'a marulelo, ebe e atoloha le ho thatafala ho etsa le se nang mohele, le tšoarellang...
Ho thibela ho bola ha foam e fafatswang ke thepa e sebetsang ka ho fetisisa, e sebetsang hantle haholo e entsoeng ka karabelo ea lik'hemik'hale ea likarolo tse peli tsa mantlha (polyol resin le isocyanate). Ha li kopantsoe, lintho tsena tse peli lia arabela ho etsa foam e pharalletseng ea polyurethane e koalang le ho sireletsa libaka ka katleho. Ho hola...
Foam ea Polyurethane e Koetsoeng ke Eng? Foam ea polyurethane e koetsoeng ke mofuta oa thepa ea ho thibela mocheso e sebetsang hantle, e bolokang matla le ho hanyetsa mongobo ka matla, kahoo e sebelisoa haholo liindastering tse fapaneng. Foam ena e entsoe ka masoba a lipululana a pakiloeng ka thata a tletseng insulate...
Ho thibela foam e fafatswang ke tharollo e ntle ea ho thibela mocheso e nang le metsoako e 'meli e meholo: li-resin tsa polyol le mofuta o itseng oa isocyanate. Ha metsoako ena e kopantsoe, e arabela ho theha foam e atolohang le ho tiea ho ba polyurethane. Li-foam tsa spray tsa polyurethane li fapana...
Liphanele tsa sandwich tsa polyurethane, tse tsejoang haholo e le liphanele tsa PU, ke likarolo tse sebelisoang haholo kahong ea sejoale-joale le indastering ka lebaka la matla a tsona, ho tšoarella le thepa ea ho thibela mocheso. Liphanele li entsoe ka mekhahlelo e meraro e meholo: khubu ea foam ea polyurethane e sireletsang mocheso haholo le sandwich...
Mokhoa oa Ketso oa Li-Catalyst tsa Amine ho Polyurethane ke ofe? Li-catalyst tsa Amine ke karolo ea bohlokoa ea tlhahiso ea polyurethane 'me ke li-accelerator tsa bohlokoa tse potlakisang karabelo lipakeng tsa polyols le isocyanate (sejo se seholo sa tlhahiso ea foam ea polyurethane), li tsoela pele...
Mingxu Chemicals ke mofani lefapheng la dikhatahoa tsa polyurethane, mme jwale re hlahisa ho tenyetseha le tshebediso ya motheo ya difoam tse bonolo tsa polyurethane le karolo ya khatahoa ya rona ya MXC-A1 tlhahisong ya tsona. Difoam tse bonolo tsa polyurethane di sebediswa haholo ka lebaka la ho tenyetseha ha tsona le ho tenyetseha ha tsona, ...
Indasteri ea liphanele tsa sandwich e itšetlehile ka thepa ea ho tlatsa e sebetsang hantle e fanang ka ho thibela mocheso, ho hanyetsa mollo le botsitso ba sebopeho. Li-catalyst tsa polyurethane (mohlala, MXC-5, MXC-8, MXC-41) li bapala karolo ea bohlokoa tlhahisong ea thepa ena, li thusa ho fihlela lik'hemik'hale tse potlakileng le tse sebetsang hantle...
Jwalo ka mofani ya ka sehloohong wa di-catalyst tsa polyurethane, re thabetse ho totobatsa karolo ya bohlokwa eo di-catalyst tsena di e bapalang tlhahisong ya foam ya polyurethane, e leng thepa e feto-fetohang e sebediswang diindastering tse fapaneng. Dihlahiswa tsa rona, ho kenyeletswa MXC-A33, MXC-T le mefuta e meng e fapaneng ya di-catalyst tse ikgethang,...
MXC-B20 ke catalyst e thehiloeng ho bismuth e ka potlakisang ts'ebetso ea tlhahiso ea polyurethane ha e ntse e ela hloko polokeho ea tikoloho. MXC-B20 ke catalyst e sebetsang hantle haholo e thusoang ke tšepe e sebetsang hammoho le li-amine tse tharo ho potlakisa karabelo lipakeng tsa isocyanate le poly...
MXC-T120 ke catalyst e matla ea gel ea organotin e fanang ka botsitso bo betere ba sepakapaka le ho ntlafatsa ts'ebetso ea liforomo tsa polyurethane. Ke catalyst e thehiloeng ho dibutyltin e nang le ts'ebetso e phahameng ea catalytic le botsitso bo botle ba hydrolysis, e leng se etsang hore e be e loketseng ho sebelisoa ka mokhoa oa polyurethane o le mong...
Lik'hemik'hale tsa Mingxu li sebetsa e le mofani oa thepa ea ikhethang ho catalyst ea polyurethane, e bonts'a ho ikamahanya le maemo le tšebeliso ea bohlokoa ea foam e bonolo ea polyurethane indastering e fapaneng. Foam ena e tsebahala ka ho koahela ha eona, ho thibela molumo le bokhoni ba ho sefa, 'me e li etsetsa thepa e ratoang haholo lefapheng la...
Sehlahisoa sa ho kolobisa sa Organosilicon, se tsejoang hape e le sehlahisoa sa ho kolobisa sa silicone, se bapala karolo ea bohlokoa ho theheng foam ea polyurethane ka lebaka la thepa ea sona feela. Sehlahisoa sena sa ho kolobisa ke sa bohlokoa bakeng sa tiisetso ea botsitso, ho tšoana, le thepa eohle ea foam, e fellang ka takatso ea sebopeho le ...
