Polyurethane furo agent
Polyurethane foaming agent is product of cross combination of aerosol technology and polyurethane foam technology.Kune marudzi maviri espongy state pamhando yechubhu uye rudzi rwepfuti.Styrofoam inoshandiswa sechinhu chinopupa mukugadzira furo remicrocellular. Inogona kupatsanurwa mumhando mbiri: mhando yemuviri uye kemikari mhando. Izvi zvinoenderana nekuti kugadzirwa kwegasi kuita kwemuviri (Volatilization kana sublimation) kana kemikari maitiro (Kuparadza kwemakemikari chimiro kana mamwe maitiro emakemikari)
Zita rechirungu
PU Foam
Vadivelu Comedy Technology
Aerosol tekinoroji uye polyurethane foam tekinoroji
Types
Tube mhando uye pfuti mhando
Nhanganyaya
Polyurethane foaming agent zita rakazara zita rimwe-chikamu polyurethane foam sealant. Mamwe mazita: foaming agent, styrofoam, PU sealant. Chirungu PU FOAM chigadzirwa chemuchinjika musanganiswa weaerosol tekinoroji uye polyurethane foam tekinoroji. Icho chinhu chakakosha che polyurethane chigadzirwa umo zvinhu zvakaita se polyurethane prepolymer, inofefetera agent, uye catalyst inozadzwa mune inodzvinyirira-inodzivirira aerosol can. Kana zvinhu zvacho zvakapfapfaidzwa kubva mutangi reaerosol, furo-rakafanana nepolyurethane zvinhu zvinokurumidza kuwedzera uye zvinosimbisa uye kuita nemhepo kana hunyoro mu substrate kuita furo.Wide range of applications. Iine zvakanakira pamberi pekuputika, kuwedzera kwepamusoro, shrinkage duku, etc.Uye furo rine simba rakanaka uye kunamatira kwakakwirira. Furo rakarapwa rine mhedzisiro dzakasiyana senge caulking, bonding, kuisa chisimbiso, kupisa kupisa, kunyudza ruzha, etc.Iyo inoshamwaridzana nemamiriro ekunze, inochengetedza simba uye iri nyore kushandisa zvinhu zvekuvaka. Inogona kushandiswa kuvhara uye kuvhara, kuzadza zvivharo, kugadzirisa uye kusungirirwa, kuchengetedza kupisa uye kuvhara inzwi, uye inonyanya kukodzera kuvhara uye kuvhara mvura pakati pesimbi yepurasitiki kana aluminium alloy magonhi nemahwindo nemadziro.
Tsanangudzo yekuita
Kazhinji, nguva yekuomeswa kwepamusoro inenge maminitsi gumi (pasi pekushisa kwekamuri 20 ° C) .Nguva yose yekuoma inosiyana nekushisa kwemukati uye hunyoro. Mumamiriro ezvinhu akajairika, nguva yekuoma kwechirimo inenge maawa 4-6, uye zvinotora maawa makumi maviri nemana kana kupfuura kuti zviome pane zero munguva yechando. inofungidzirwa kuti hupenyu hwayo hwesevhisi hauzosviki makore gumi. Furo rakarapwa rinochengetedza elasticity uye kunamatira mutembiricha ye -10℃～80℃. Furo rakaporeswa rine mabasa ekuita caulking, bonding, kuisa chisimbiso, etc.Mukuwedzera, flame-retardant polyurethane foaming agent inogona kusvika B and C grade flame retardant.
Kukanganisa
1. Polyurethane foam caulking agent, tembiricha yakakwira, ichayerera, uye kugadzikana kwakashata. Haina kugadzikana se polyurethane rigid foam.
2. Polyurethane foam sealant, kumhanya kwefuro kunonoka, kuvakwa kwenzvimbo huru hakugone kuitwa, flatness haigone kudzorwa, uye furo mhando yakashata.
3. Polyurethane foam sealant, inodhura
Application
1. Kuiswa kwegonhi nemahwindo: Kuisa chisimbiso, kugadzirisa uye kubatana pakati pemasuo nemahwindo nemadziro.
2. Advertising model: Muenzaniso, jecha rekugadzira tafura, bhodhi rekuratidzira kugadzirisa
3. Kudzivirira inzwi: Kuzadza maburi ekushongedza kwemakamuri ekutaura uye makamuri ekutepfenyura, anogona kuridza ruzha rwekudzivirira uye kunyarara.
4. Kurima: Kurongeka kweRuva, kurima gadheni nekugadzirisa nzvimbo, chiedza uye chakanaka
5. Kugadzirisa kwezuva nezuva: Kugadziriswa kwemakomba, maburi, mataira emadziro, mataira epasi, uye pasi.
6. Kuvhara mvura kusingapindi mvura: Gadzirisa uye plug inodonha mumapombi emvura, seweji, nezvimwe.
7. Kurongedza uye kutumira: Inogona kuputira zviri nyore zvinhu zvakakosha uye zvisina kusimba, kuchengetedza nguva nekumhanya, shockproof uye kumanikidza kusagadzikana.
Mirayiridzo
1. Kusati kwavakwa, mavara emafuta uye guruva rinoyangarara pamusoro pekuvaka kunofanira kubviswa, uye mvura shoma inofanira kusaswa panzvimbo yekuvaka.
2. Usati washandisa, zunza tangi ye polyurethane foaming agent kweinenge 60 seconds kuti uone kuti zviri mukati me tangi zvakafanana.
3. Kana pfuti yemhando yepolyurethane foaming agent ikashandiswa, shandura tangi yakatarisa pasi kuti ubatanidze neshinda yepfuti yekupfapfaidza, batidza vharuvhu, uye gadzirisa kuyerera usati wamwaya. Kana chubhu yemhando yepolyurethane foaming agent ikashandiswa, pukuta muromo wepurasitiki pashinda yevharuvhu, gadzirisa pombi yepurasitiki nepakakoromoka, wodzvanya muromo kuti umwaye.
4. Teerera kumhanya kwekufamba paunenge uchipfapfaidza, kazhinji vhoriyamu yejekiseni inogona kuva hafu yevhoriyamu inodiwa yekuzadza. Zadza matinji kubva pasi kusvika kumusoro.
5. Pakuzadza mapeji akadai sesirin'i, furo risina kupora rinogona kudonha nekuda kwegiravhiti. Inokurudzirwa kupa rubatsiro rwakakodzera pakarepo mushure mekuzadza, uye wozobvisa rubatsiro mushure mokunge furo rapora uye rakasungirirwa kumadziro egomba.
6. Iyo furo ichave yakasungirirwa mukati memaminitsi gumi, uye inogona kutemwa mushure memaminitsi makumi matanhatu.
7. Shandisa banga kuti ubvise furo rakawandisa, wozopfekedza pamusoro nesamende dhaka, pendi kana silica gel.
8. Weresa mumiriri wefuro zvinoenderana nezvinodiwa zvehunyanzvi, wedzera makumi masere emvura yakachena kunyungudutsa kuita mvura inopupuma; wobva washandisa muchina unopupuma furo mvura inopupuma, wobva wawedzera furo kune yakaenzana yakasanganiswa magnesite simende slurry maererano nehuwandu hwakatemerwa Gadzirisa zvakaenzana, uye pakupedzisira utumire furo magnesite slurry kumuchina wekugadzira kana mold yekugadzira.
Manotsi ekuvaka:
Iyo yakajairika tembiricha yekushandiswa kwepolyurethane foaming agent tank ndeye +5～+40℃, Kunyanya kushandisa tembiricha +18～+25℃. Kana iri tembiricha yakaderera, zvinokurudzirwa kuisa chigadzirwa ichi patembiricha isingaperi ye +25～+30℃ kwemaminetsi makumi matatu usati waishandisa kuti ive nechokwadi chekuita kwayo.Kudzivirirwa kwekushisa kwefuro rakapora ndiko -35℃～ +80 ℃.
Polyurethane foaming agent ifuro rinorapa mwando. Inofanira kupfapfaidzwa panzvimbo yakanyorova kana ichishandiswa. Iyo yakakwirira hunyoro, iyo inokurumidza kuporesa. Furo risina kucheneswa rinogona kucheneswa neajenti yekuchenesa, nepo furo rakaporeswa rinofanira kubviswa nemichina (sanding kana kucheka). Furo rakaporeswa richaita yero mushure mekuvhenekerwa ne ultraviolet mwenje. Inokurudzirwa kupfeka iyo yakaporeswa furo pamusoro nezvimwe zvinhu (samende dhaka, pendi, nezvimwewo). Mushure mekushandisa pfuti yekupfapfaidza, ndapota ichenese neakakosha ekuchenesa mumiririri pakarepo.
Paunenge uchitsiva tangi, zunza tangi nyowani zvakanaka (kuzunza kanokwana ka20), bvisa tangi isina chinhu, uye nekukurumidza kutsiva tangi nyowani kudzivirira chiteshi chekubatanidza pfuti kubva pakusimba.
Ivhavha yekudzora kuyerera uye trigger yepfuti yekupfapfaidza inogona kudzora saizi yekuyerera kwefuro. Kana jekiseni ramira, pakarepo vhara vharuvhu inoyerera nenzira yewachi.
Chengetedzo Yekuchengetedza
Furo risina kuporeswa rinonamira paganda nezvipfeko. Usabate ganda rako uye zvipfeko panguva yekushandisa. Polyurethane foaming agent tank ine pressure ye5-6kg/cm2 (25℃) , uye tembiricha haifanire kudarika 50℃ panguva yekuchengetera nekufambisa kudzivirira kuputika kwetangi.
Polyurethane foaming agent matangi anofanirwa kuchengetedzwa kubva kuzuva rakananga uye vana vanorambidzwa zvachose. Matangi asina chinhu mushure mekushandiswa, kunyanya anoshandiswa zvishoma pane polyurethane furo matangi asina kushandiswa kumusoro, haafaniri kurasirwa. Zvinorambidzwa kupisa kana kuboora matangi asina chinhu.
Ramba kure nemoto wakavhurika uye usabatane nezvinhu zvinopfuta uye zvinoputika.
Nzvimbo yekuvaka inofanira kunge ine mhepo yakanaka, uye vashandi vekuvaka vanofanira kupfeka magirovhosi ebasa, hovhorosi uye magirazi pakuvakwa, uye havaputi.
Kana furo richibata maziso, ndapota sukurudza nemvura usati waenda kuchipatara kunorapwa; kana ikabata ganda, sukurudza nemvura nesipo
Foaming process
1. Prepolymer nzira
Iyo pre-polymer nzira yekupupa ndeye kugadzira (white material) uye (black material) kuita pre-polymer kutanga, wobva wawedzera mvura, catalyst, surfactant, zvimwe zvinowedzera kune pre-polymer, uye kusanganisa pasi pekumhanyisa kukuru. Soak, mushure mekurapa, inogona kurapwa pane imwe tembiricha
2. Semi-prepolymer nzira
Iyo foaming process ye semi-prepolymer nzira ndeyekugadzira chikamu che polyether polyol (white material) uye diisocyanate (black material) kuita prepolymer, wozobatanidza chimwe chikamu chepolyether kana polyester polyol ine diisocyanate, mvura , Catalysts, surfactants, zvimwe zvinowedzera, nezvimwewo zvinowedzerwa uye zvinosanganiswa pasi pe-high-speed inosimudzira kupupa.
3. Imwe-danho rekupupa
Wedzera polyether kana polyester polyol (white material) uye polyisocyanate (black material), mvura, catalyst, surfactant, blowing agent, zvimwe zvinowedzera uye zvimwe zvinhu zvakasvibirira mune imwe nhanho, uye sanganisa pasi pekumhanya-mhanya uye furo.
Imwe-nhanho yekuputira furo inzira inowanzoshandiswa. Kune zvakare iyo yemanyorero foaming nzira, inova nzira iri nyore. Mushure mokunge zvinhu zvose zvakasvibiswa zvakanyatsoyerwa, zvinoiswa mumudziyo, uye zvino zvinhu izvi zvakasanganiswa zvinosanganiswa zvakafanana uye zvinobayiwa muforomu kana nzvimbo inoda kuzadzwa nefuro. Cherechedza: Pakuyera, iyo polyisocyanate (yakasviba zvinhu) inofanira kuyerwa kwekupedzisira.
Rigid polyurethane foam inowanzoputirwa nekamuri tembiricha, uye maitiro ekuumba ari nyore. Zvinoenderana nedhigirii rekuvaka mechanization, inogona kupatsanurwa kuita manyoro furo uye mechanic foam. Zvinoenderana nekumanikidza panguva yekupupa, inogona kupatsanurwa kuita yakakwira-kupupuma furo uye yakaderera-kupupuma furo. Zvinoenderana nemaitiro ekuumba, inogona kukamurwa kuita kudurura furo uye kupfapfaidza furo.
Policy
Polyurethane foaming agent yakanyorwa neBazi Rekuvaka sechigadzirwa chinofanira kusimudzirwa uye kushandiswa panguva ye "Egumi nerimwe-Makore Mashanu Chirongwa".
Kutarisira kwemusika
Kubva 2000 zvigadzirwa zvakasimudzirwa uye kushandiswa muChina, kudiwa kwemusika kwakawedzera nekukurumidza. Muna 2009, kushandiswa kwepagore kwemusika wenyika yekuvaka kwakapfuura 80 miriyoni makani. Nekuvandudzwa kwekuvaka zvinodiwa zvemhando uye kusimudzirwa kwezvivakwa zvekuchengetedza simba, zvigadzirwa zvakadaro Muwandu weglutathione uchawedzera zvishoma nezvishoma mune ramangwana.
Mumba, kugadzira uye kugadzira tekinoroji yerudzi urwu rwechigadzirwa chave chakanyatso hunyanzvi, fluorine-isina furo maajenti asingaparadze ozone layer anowanzo kushandiswa, uye zvigadzirwa zvine pre-foaming (1) zvakagadziridzwa. Kunze kwekuti vamwe vagadziri vachiri kushandisa mavharuvhu anotengeswa kunze kwenyika, zvimwe zvinotsigira zvigadzirwa zvakagadzirwa mudzimba.
Chinyorwa chemirayiridzo
(1)Iyo inonzi pre-foaming inoreva kuti 80% ye polyurethane foaming agent yakapushwa mushure mekupfapfaidza, uye iyo inotevera furo idiki kwazvo.
Izvi zvinobvumira vashandi kuti vabate simba remaoko avo pavanenge vachishandisa pfuti inopupuma, iri nyore uye iri nyore uye isingarase guruu. Mushure mekunge furo rapfapfaidzwa, glue zvishoma nezvishoma rinowedzera kukora kupfuura parinopfurwa.
Nenzira iyi, zvakaoma kuti vashandi vabate simba rekudhonza tambo pamaoko avo, uye zviri nyore kurasa glue, inenge 1/3 yemarara. Pamusoro pezvo, guruu repashure-rakawedzerwa riri nyore kusvina magonhi nemahwindo mushure mekurapa, senge guruu rakajairwa mufekitari yemusika.
Nguva yekutumira: May-25-2021