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Gwaro reKugadzira Polyurethane: Kubva paKugadzira Molecular kusvika paKugadzirisa Mashandiro
Dzidza kuti magadzirirwo epolyurethane akagadzirwa sei uchishandisa mapolyol, isocyanates, catalysts, blowing agents, uye zvinowedzera. Tsvaga kuti chimiro chemamorekuru chinosarudza sei mashandiro efuro, macoatings, elastomers, uye adhesives. ...Verenga zvakawanda -
Zvikanganiso Zvitatu zvePolyurethane Zvakajairika: Maburi ePinhole, Maburi ekuShrinkage, uye Zviratidzo zveKuyerera — Zvinokonzera Midzi uye Mhinduro dzeUinjiniya
Nei Zvikanganiso Izvi Zvichiramba Zvichionekwazve Mukugadzirwa Kwezvinhu Mukugadzira nekugadzira polyurethane, maburi emapini, maburi ekupwanyika, uye zviratidzo zvekuyerera ndezvimwe zvezvinhu zvinowanzo itika kakawanda mumasisitimu epolyurethane anochinjika uye akaomarara...Verenga zvakawanda -
Maitiro Ekuti Viscosity uye Elasticity Zvinoshanduka Sei Munguva yePolyurethane Foam Foam
Nei Maitiro eViscoelastic Achikosha Mukugadzirwa kwePolyurethane Foam Kushanda kwePolyurethane foam kwakabatana zvakanyanya nekushanduka kwekusimba uye kusimba panguva yekubuda kwefuro. Ingave kugadzira furo rinochinjika, furo rinodzivirira kusimba, kana polyurethane yakakosha ...Verenga zvakawanda -
Chokwadi Chiri Kuseri Kwenyaya dzePolyurethane Panel Bonding muPentane-Blown Systems uye Maitiro Ekuzvigadzirisa
01. Nhanganyaya: Maitirwo Akaita Panel Rimwe Rakabviswa Zvinhu Zvakaita Kuti Pave Nekurasikirwa Kukuru Muworkshop yekugadzira yemugadziri mukuru wezvinhu zvekuvaka, mapaneru esandwich epolyurethane akagadzirwa nesimbi akagadzirwa zvakanaka mushure mekusiya ...Verenga zvakawanda -
Une Kubuda Kwemvura Here? Polyurethane Amine Catalysts Inogona Kubatsira Sei?
Kudonha kwemvura kwakaomarara mukongiri nematombo kunoda mhinduro yepamusoro. Mhedzisiro yemari yematambudziko akadaro yakakosha. Sekureva kweAmerican Insurance Association, kudonha kwemvura kunokonzera kurasikirwa kwepfuma inodarika mabhiriyoni gumi emadhora pagore. Mhinduro iri mu polyurethane grouts dzemazuva ano. Izvi ...Verenga zvakawanda -
Nzira nhatu dzinoshandiswa tertiary amine catalyst kuwedzera kukurumidza kwekudzivirira kupisa
MOFAN TMR-2, inozivikanwa nenhamba 62314-25-4, inoonekwa semushonga wechitatu weamine unokurumidza kudzivirira mapombi kuburikidza nezviito zvitatu zvikuru: kutanga kwekukurumidza kwekuita, kuwedzera kwefuro, uye kukurumidza kupora. Mushonga uyu unoshanda nemapoka e isocyanate, uchiwedzera reactivity yavo uye unogadzira ...Verenga zvakawanda -
Maitiro ekugadzira ganda rePolyurethane
Chiyero chePolyol neisocyanate: Polyol ine hydroxyl yakakwira uye ine huremu hwakawanda hwemamorekuru, izvo zvichawedzera huwandu hwe crosslinking uye zvinobatsira kuvandudza huwandu hwefuro. Kugadzirisa isocyanate index, kureva kuti, molar ratio yeisocyanate kune active hydrogen mu po...Verenga zvakawanda -
Dzidza nezve polyurethane namira yekurongedza inochinjika isina kupisa kwakanyanya
Rudzi rutsva rwekunamira kwepolyurethane rwakagadzirwa nekushandisa mapolyacids madiki emamorekuru nemapolyols madiki emamorekuru sezvinhu zvekutanga zvekugadzira maprepolymers. Munguva yekuwedzera cheni, mapolymers ane branched uye maHDI trimers akaiswa mupolyuretha...Verenga zvakawanda -
Dhizaini yepamusoro ye polyurethane elastomers uye mashandisirwo ayo mukugadzira zvinhu zvepamusoro
Ma polyurethane elastomers imhando yakakosha yezvinhu zve polymer zvinoshanda zvakanyanya. Nehunhu hwavo hwakasiyana hwemuviri nemakemikari uye kushanda kwavo kwakazara, vane chinzvimbo chakakosha muindasitiri yemazuva ano. Zvinhu izvi zvinoshandiswa zvakanyanya mune zvakawanda...Verenga zvakawanda -
Polyurethane isina ionic inobva mumvura ine simba rakanaka rekushandisa pakupedzisa dehwe
Zvinhu zvepolyurethane zvinokurumidza kutsvuka nekufamba kwenguva nekuda kwekuratidzwa kwenguva refu nechiedza che ultraviolet kana kupisa, zvichikanganisa chitarisiko chazvo uye hupenyu hwazvo. Nekuisa UV-320 uye 2-hydroxyethyl thiophosphate mucheni yekuwedzera kwe polyurethane, chinhu chisiri cheioni...Verenga zvakawanda -
Zvinhu zvepolyurethane zvinoratidza here kuramba tembiricha yakakwira?
1 Zvinhu zvepolyurethane zvinotsungirira kupisa kwakanyanya here? Kazhinji, polyurethane haipindi kupisa kwakanyanya, kunyangwe nePPDI system yakajairika, muganho wayo wekupisa mukuru unogona kungova pa150° chete. Mhando dzepolyester dzakajairika kana polyether dzingasakwanise...Verenga zvakawanda -
Nyanzvi dzePolyurethane dzepasi rose dzichaungana muAtlanta kumusangano wehunyanzvi wePolyurethanes wa2024
Atlanta, GA - Kubva musi wa30 Gunyana kusvika 2 Gumiguru, Omni Hotel iri kuCentennial Park ichaita Musangano wePolyurethanes Technical Conference wa2024, uchiunganidza nyanzvi dzinotungamira nenyanzvi kubva muindasitiri yepolyurethane pasi rese. Yakarongwa neAmerican Chemistry Council...Verenga zvakawanda
