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Iingxaki eziqhelekileyo ekusebenziseni iglue jikelele

1Ungayichaza njani into eqhumayo yebhodi engatshiyo emva kokuncamathelisa?

Ibhodi engatshiyo inokubumbana okulungileyo.Emva kokuncamathisela, i-solvent ye-organic engakhange ibe ngumphunga kwiglu iya kuqhubeka iguquguquka kwaye iqokelele kwindawo yendawo yebhodi.Xa uxinzelelo oluqokelelweyo lufikelela kwinqanaba elithile emva kweentsuku ezi-2 ukuya kwezi-3, ibhodi yokukhusela umlilo iya kuphakanyiswa kwaye yenze i-Bubble (eyaziwa ngokuba yi-bubbling).Inkulu indawo yebhodi engatshiyo, kokukhona kulula ukudumba;ukuba incamathelisiwe kwindawo encinci, i-blistering ayinakwenzeka ukuba yenzeke.

Uhlalutyo lwesizathu: ①Ifilimu encamathelayo ayomiswa phambi kokuba ipaneli kunye nepleyiti esezantsi idityaniswe, okukhokelela ekuncamatheleni okuphantsi kwefilimu encamathelayo yendalo iphela, kunye nokuguquguquka kwesinyibilikisi somaleko wokuncamathelisa phakathi kwebhodi kubangela ukuba ipaneli iqamza②Umoya awukhutshwa ngexesha lokuncamathisela, kwaye umoya uyasongwa.③Ubukhulu obungalinganiyo xa kukhuhlwa iglu, kubangela ukuba isinyibilikisi kwindawo eshinyeneyo singaphumi ngokupheleleyo;④Ukungabikho kweglue ebhodini, okubangela ukuba kungabikho iglue okanye iglue encinci embindini xa idibanisa macala omabini, i-adhesion encinci, kunye nexabiso elincinci le-solvent engazange ikhuphe Uxinzelelo lomoya olwenziwe kwi-volatilization lutshabalalisa ukudibanisa;⑤ Kwimozulu epholileyo, ifilimu yokubambelela iyanciphisa i-viscosity ngenxa yokufunxa umswakama, kwaye i-adhesive layer ithathwa njengento eyomileyo kodwa ayingomi.

Isisombululo: ①Yandisa ixesha lokumisa ukuze i-solvent kunye nomphunga wamanzi kwifilimu uguquke ngokupheleleyo;②Xa unamathela, zama ukuqengqeleka kwicala elinye okanye ukusuka phakathi ukuya kwindawo ejikelezileyo ukukhupha umoya;③Xa ukhuhla iglu, zama ukuba nobukhulu obufanayo kwaye kungabikho ukungabikho kweglu;⑥Ewe Gqoka inani lemingxuma yomoya kwipleyiti engezantsi ukwandisa ukungena komoya;⑦ Ifilimu ifudunyezwa ngokufudumeza ukwandisa ubushushu obusebenzayo.

I-2 Emva kwexesha elithile, i-glue yendalo yonke iya kubonakala iphosakele kwaye iqhekezwe kwi-glue layer.Indlela yokusombulula ngayo?

Uhlalutyo lwesizathu: ①Iikona ziqatywe ngeglu engqindilili kakhulu, nto leyo ebangela ukuba ifilimu yeglu ingomi;②Iikona azinayo iglu xa iglue ifakwe, kwaye akukho nto idibanisa ifilimu yeglue xa uncamathela;③ Amandla okuncamathela okuqala awanele ukoyisa ukunwebeka kwepleyiti xa uncamathela kwindawo yearc;Umgudu onganelanga.

Isisombululo: ①Sasaza iglu ngokulinganayo, kwaye ngokufanelekileyo wandise ixesha lokumisa kwindawo egobileyo, iikona, njl.;②Sasaza iglue ngokulinganayo, kwaye ubeke ingqalelo ukungabikho kweglue kwiikona;③Yandisa ngokufanelekileyo uxinzelelo ukwenza ukulingana ngokuqinileyo.

3 Ayinamatheli xa usebenzisa iglue universal, kwaye ibhodi kulula ukuyikrazula, ngoba?

Uhlalutyo lwesizathu: ①Emva kokusebenzisa iglue, incamatheliswa phambi kokuba i-solvent kwifilimu yeglue iphuphe, ibangele ukuba i-solvent ivalwe, ifilimu yeglue ayomi, kwaye ukunamathela kumbi kakhulu;②I-glue ifile, kwaye ixesha lokumisa iglue lide kakhulu, elibangela ukuba ifilimu yeglue ilahlekelwe yi-viscosity yayo;③Ibhodi Ukukhulula iglu, okanye kukho umsantsa omkhulu xa iglu igalelwa kunye nokungabikho kweglu, okanye uxinzelelo lungasetyenziswanga, lubangela ukuba umphezulu wokudityaniswa ube mncinane kakhulu, kubangele ukuncamathela okuphantsi;④I-glue enecala elinye, amandla okubambelela emva kokuba ifilimu yomile akwanelanga ukunamathela kwi-Glue-free surface;⑤ Ibhodi ayicocwa phambi kokuba incamatheliswe.

Isisombululo: ① Emva kokusebenzisa iglue, linda de ifilimu yome (oko kukuthi, xa ifilimu inamathele ngaphandle kokunamathela kwiminwe yomunwe);②Sasaza iglu ngokulinganayo ngaphandle kokuswela iglu;③Sasaza iglu kumacala omabini;④Intonga Emva kokuvala, qengqeleka okanye ihamile ukwenza la macala mabini aqhagamshelane ngokusondeleyo;⑤Coca indawo edibeneyo ngaphambi kokufaka iglue.

4 Xa isetyenziswa ebusika, iglue ye-neoprene universal kulula ukuyikhenkceza kwaye ingabambeki.Ngoba?

Uhlalutyo lwesizathu: irabha ye-chloroprene yeyerabha eyikristale.Njengoko iqondo lokushisa liyancipha, i-crystallinity ye-rubber iyanda, kwaye isantya se-crystallization siya ngokukhawuleza, okubangelwa yi-viscosity embi kunye nokunciphisa ixesha lokugcinwa kwe-viscosity, ehambelana nokubambelela kakubi kunye nokungakwazi ukunamathela;Ngelo xesha, i-solubility ye-rubber ye-chloroprene iyancipha, ebonakaliswa njengokunyuka kwe-viscosity yeglue kuze kube yi-gel.

Isisombululo: ① Beka iglu emanzini ashushu kwi-30-50 degrees Celsius ixesha elide ngokwaneleyo, okanye sebenzisa izixhobo zokufudumeza ezifana nesomisi seenwele ukutshisa ifilimu yeglu;② Zama ukunqanda indawo enomthunzi kwaye ukhethe ukwakha xa ubushushu buphezulu emini.

5 Kwimozulu efumileyo, umphezulu wefilimu kulula ukujika ube mhlophe emva kokuba ishidi lincanyathiselwe.Ngoba?

Uhlalutyo lwesizathu: Iglu yendalo yonke ngokuqhelekileyo isebenzisa izinyibilikisi ezomisa ngokukhawuleza.Ukutshatyalaliswa ngokukhawuleza kwe-solvent kuya kuthatha ubushushu kwaye kwenze ukuba ukushisa komphezulu wefilimu kwehla ngokukhawuleza.Kwimozulu efumileyo (umswakama> 80%), ubushushu bomphezulu wefilimu buphezulu kakhulu.Kulula ukufikelela ngaphantsi "kwindawo yombethe" wamanzi, obangela ukuba umswakama udibanise kwi-glue layer, wenze ifilimu yamanzi amancinci, oko kukuthi, "umhlophe", okuthintela inkqubela phambili yokubambisana.

Isisombululo: ①Lungisa umlinganiselo wokunyibilikisa ukwenza iyunifomu yokwehla kokunyuka kwe-solvent.Ngokomzekelo, ukwandisa ngokufanelekileyo umxholo we-ethyl acetate kwiglue ukuze uthathe umswakama ongaphezulu kweglue layer ngexesha lokutshatyalaliswa kokuthintela ukubunjwa kwefilimu yamanzi kwindawo edibeneyo kwaye uyikhusele.Umsebenzi;②Sebenzisa isibane sokufudumeza ukufudumeza nokugxotha ukufuma;③Yandisa ixesha lokumisa ukwenza umphunga wamanzi uguquke ngokupheleleyo.

6 Izinto ezithambileyo zePVC azinakuncamathelwa kwiglue jikelele, ngoba?

Uhlalutyo lwesizathu: Ngenxa yokuba izinto ezithambileyo ze-PVC ziqulethe isixa esikhulu se-ester plasticizer, kwaye i-plasticizer yigrisi engatshiyo, kulula ukufudukela kumphezulu we-substrate kwaye ixutywe kwiglue, ibangela ukuba umaleko weglue uncangathi. kwaye ayikwazi ukuqina.

7 Iglu yendalo yonke ingqindilili xa isetyenziswa, ayivuleki xa ibrasha, kwaye ithande ukwenza iqhuma, indlela yokusombulula ngayo?

Uhlalutyo lwesizathu: ①Ukutywinwa kwepakethe akulunganga, kwaye isinyibilikisi siye saba ngumphunga;②Xa iglue isetyenzisiwe, iya kushiywa ivulekile ixesha elide, nto leyo eya kubangela ukuba i-solvent ibe ngumphunga kwaye ijike;③Isinyibilikisi siyakumka ngokukhawuleza kakhulu kwaye sibangele umphezulu we-conjunctiva.

Isisombululo: Unokongeza idiluyinti efanayo efana nepetroli yokunyibilikisa, i-ethyl acetate kunye nezinye izinyibilikisi ukuze unyibilike, okanye udibane nabasebenzi abafanelekileyo nabachwephesha benkampani.

Emva kokuba i-glue ye-8 yendalo yonke isetyenzisiwe, kukho amaqamza phezu kwefilimu, yintoni ingxaki?

Uhlalutyo lwesizathu: ①Ibhodi ayomile, nto leyo ixhaphake kakhulu kwiqhina;②Kukho ukungcola okunjengothuli ebhodini, okubangela ukuxuba kwiglu;③Ukukrwela iglu ngokukhawuleza kakhulu kwaye umoya usongelwe.

Isisombululo: ①Iimveliso zokhuni ezinje ngeplywood, umgangatho, iplywood, njalo njalo, into encamathelayo inamanzi, kwaye kufuneka yomiswe kakuhle okanye yomiswe phambi kokusetyenziswa;②I-substrate kufuneka icocwe phambi kokusetyenziswa;③Isantya se-squeegee sifanelekile.

Indlela yokusombulula ingxaki ukuba ifilimu ayimile ixesha elide xa usebenzisa i-glue yendalo yonke?

Uhlalutyo lwesizathu: ①Iglu ayifanelekanga kwi-substrate, enje ngokubamba imathiriyeli yePVC;②I-oyile engomisiyo efana ne-plasticizer ixutywe kwiglue yendalo yonke;③Ubushushu obuphantsi bemeko-bume yolwakhiwo bubangela ukuba isinyibiliki sibe ngumphunga ngokucothayo.

Isisombululo: ① Kwizinto ezingaziwayo, kufuneka zivavanywe phambi kokuba zisetyenziswe;②Nciphisa okanye uphelise iiplasticizers;③Yandisa ngokufanelekileyo ixesha lokumisa, okanye sebenzisa izixhobo zokufudumeza ukuphucula, ukuze i-solvent kunye nomphunga wamanzi kwifilimu uphume ngokupheleleyo.

Indlela yokuqikelela ubungakanani beglue ye-10 jikelele?

Indlela yoqikelelo: Inkulu indawo yokupeyinta yeglue yendalo yonke, ingcono.Ukuba iglue lincinci kakhulu, kulula ukubangela ukuba amandla okudibanisa anciphise.Kwiimeko ezinzima, kuya kubangela ukungabikho kweglue, ukungaphumeleli ukunamathela okanye ukuwa kweglue.Xa uncamathelisa, i-200g ~ 300g yeglu kufuneka ifakwe kwindawo encamathelayo kunye nendawo encamathelayo, i-square meter enye kufuneka igqunywe ngeglue eyi-200g-300g, i-emele yeglu (10kg) inokuqatywa nge-40 ~ 50m², kunye neshiti. indawo ye-1.2 * 2.4 yeemitha inokuncanyathiselwa malunga ne-8 Sheets.

11Ulazi kakuhle ixesha lokumisa iglu yendalo yonke?

Izakhono zokuncamathela: Iglu yendalo yonke yirabha encamathelayo esekwe kwi-solvent.Emva kokugquma, kufuneka ishiywe emoyeni de i-solvent ibe ngumphunga ngaphambi kokuba ifakwe.Kubaluleke kakhulu ukubamba ixesha lokumisa ngexesha lokwakha.Nika ingqalelo kula manqaku alandelayo: ① “Ifilimu yomile” kwaye “Ayincangathi esandleni” ithetha ukuba ifilimu iyancamathela xa ifilimu iphathwa ngesandla, kodwa ayincangathi xa umnwe ushiywe.Ukuba ifilimu yokubambelela ayinamatheki kuyo yonke into, ifilimu edibeneyo yomile kwiimeko ezininzi, ilahlekelwa yi-viscosity yayo, kwaye ayikwazi ukuboshwa;②Ebusika okanye kwiimeko ezifumileyo zemozulu, ukufuma okusemoyeni kudla ngokujiya kumphezulu wokuncamathelisa ukwenza iNkungu emhlophe inciphisa ukuncamathelisa, ngoko ke kufuneka ulinde de i-solvent yeglue iguquguquke ngokupheleleyo ngaphambi kokuncamathela.Ukuba kuyimfuneko, izixhobo zokufudumeza zingasetyenziselwa ukuphucula le nto kunye nokuthintela ukuqhuma okanye ukuwa.

12Ungayikhetha njani iglue jikelele xa uhombisa?

Indlela yokukhetha yokuncamathelisa: ① Qonda iimpawu zokuncamathelisa: Iglu yendalo yonke inokwahlulwa ibe ziindidi ezimbini: i-neoprene kunye ne-SBS ngokusekwe kubume bayo;iglue ye-neoprene universal ibonakaliswe ngokubambelela ngokuqinileyo kwasekuqaleni, ukuqina okuhle, ukuqina okuhle, kodwa ivumba Ixabiso elikhulu neliphezulu;Uhlobo lwe-SBS lweglue yendalo yonke luphawulwa ngumxholo oqinileyo ophakamileyo, ivumba eliphantsi, ukukhuselwa kwendalo, kunye neendleko eziphantsi, kodwa amandla okubopha kunye nokuqina akulunganga njengohlobo lwe-neoprene.Ngokuqhelekileyo isetyenziswa ngaphakathi endlwini kunye neThutyana elingafunwa kakhulu;②Yazi ubunjani bokubambelela: izinto eziqhelekileyo zokuhombisa, ezifana nebhodi yomlilo, ibhodi ye-aluminium-iplastiki, ibhodi engenapeyinti, i-plywood yomthi, ibhodi ye-plexiglass (ibhodi ye-acrylic), ibhodi ye-magnesium yeglasi (ibhodi ye-gypsum);ezinye izinto ezinzima ukunamathela Akulungele ukusebenzisa i-adhesives yonke injongo, njenge-polyethylene, i-polypropylene, i-polytetrafluoroethylene kunye nezinye i-polyolefins, i-silicon ephilayo, kunye nentsimbi yekhephu.I-PVC yePlastiki, iiplastiki eziqulethe isixa esikhulu seplastiki, kunye nezinto zesikhumba;③Ukuthathela ingqalelo iimeko zokusetyenziswa, ezinje ngobushushu, ukufuma, imidiya yekhemikhali, okusingqongileyo ngaphandle, njl.


Ixesha lokuposa: May-17-2021