Isishwankathelo: Eli phepha lihlalutya indlela yokusetyenziswa kunye nophuhliso lwesikhwama somoya esidibanisa ubushushu obuphezulu esingenaso isinyibilikisi, kwaye lazisa amanqaku aphambili olawulo lwenkqubo, kubandakanya ukuseta kunye nokuqinisekiswa kobungakanani bokugquma, uluhlu lomswakama lwendalo, ukuseta iiparameter zokusebenza kwezixhobo, kunye neemfuno zezinto eziluhlaza, njl.
Indlela yokufutha nokubulala iintsholongwane ibikho kangangeminyaka emininzi. ETshayina, ngenxa yophuhliso olude lwezincamathelisi ezingenazinyibilikisi, phantse zonke bezisetyenziselwa ukuhlanganisa ukupakisha okushushu kakhulu. Ngoku, izincamathelisi ezingenazinyibilikisi ziye zadlula iminyaka elishumi yophuhliso eTshayina, kunye nophuculo olukhulu kwizixhobo, izinto eziluhlaza, abasebenzi, kunye netekhnoloji. Kwimeko yemigaqo-nkqubo yesizwe yokukhusela okusingqongileyo, amashishini okuprinta imibala adale indawo enkulu yophuhliso lwezincamathelisi ezingenazinyibilikisi ukuze kufunwe inzuzo kunye nophuhliso, oluqhutywa yinto yokwandisa amandla emveliso. Ke ngoko, ukugubungela izincamathelisi ezingenazinyibilikisi kuya kusanda, kwaye ukufutha, ukubulala iintsholongwane, kunye nokupakishwa zezinye zazo.
1. Ingcamango yokupheka ukubulala iintsholongwane kunye nokusetyenziswa kwezincamathelisi ezingenasombululo
Ukupheka ukubulala iintsholongwane yinkqubo yokuvala nokubulala iintsholongwane kwizikhongozeli ezingangeni moya ngokusebenzisa uxinzelelo kunye nokufudumeza. Ngokwesakhiwo sokufaka, ukupakisha ngomphunga kunye nokubulala iintsholongwane okwangoku kwahlulwe kakhulu kwiindidi ezimbini: izakhiwo zeplastiki kunye ne-aluminium-plastiki. Iimeko zokupheka zahlulwe zibe ngamanqanaba amabini: ukupheka ngobushushu obuphantsi (ngaphezulu kwe-100).° C ukuya kwi-121° C) kunye nokupheka ngobushushu obuphezulu (ngaphezulu kwe-121° C ukuya kwi-145° C). Izincamathelisi ezingenazinyibilikisi ngoku zinokugubungela ukubulala iintsholongwane ekuphekeni kwi-121° C nangaphantsi.
Ngokuphathelele iimveliso ezifanelekileyo, mandichaze ngokufutshane imeko yokusetyenziswa kweemveliso ezininzi zeKangda:
Isakhiwo seplastiki: I-WD8116 isetyenziswe ngokubanzi nangokupheleleyo kwi-NY/RCPP kwi-121° C;
Ulwakhiwo lweplastiki ye-aluminium: Ukusetyenziswa kwe-WD8262 kwi-AL/RCPP kwi-121° U-C naye ukhulile kakhulu.
Kwangaxeshanye, ekuphekeni nasekubulaleni iintsholongwane kwisakhiwo se-aluminium-plastic, ukusebenza kokunyamezelana okuphakathi (ethyl maltol) kwe-WD8262 nako kulungile kakhulu.
2. Isikhokelo Sophuhliso Lwexesha Elizayo Sokupheka Ngobushushu Obuphezulu
Ukongeza kwizakhiwo eziqhelekiyo ezintathu nezine, izinto eziphambili ezisetyenziswayo yiPET, AL, NY, kunye neRCPP. Nangona kunjalo, nezinye izinto sele ziqalile ukusetyenziswa kwiimveliso zokupheka ezithengiswayo, ezifana ne-aluminium coating transparent, ifilimu ye-polyethylene yokupheka enobushushu obuphezulu, njl. Nangona kunjalo, azisetyenziswanga ngomlinganiselo omkhulu okanye ngobuninzi, kwaye isiseko sokusetyenziswa kwazo ngokubanzi sisafuna ukuvavanywa ixesha elide kunye neenkqubo ezininzi. Ngokomgaqo, izincamathelisi ezingenasombululo nazo zingasetyenziswa, kwaye umphumo wokwenyani nawo wamkelekile ukuba uqinisekiswe kwaye uvavanywe ngamashishini okushicilela imibala.
Ukongeza, izincamathelisi ezingenazinyibilikisi nazo ziyaphucula ukusebenza kwazo ngokubhekiselele kubushushu bokubulala iintsholongwane. Okwangoku, kwenziwe inkqubela phambili enkulu ekuqinisekiseni ukusebenza kweemveliso zeKonda New Materials ezingenazinyibilikisi phantsi kweemeko ze-125.° C kunye ne-128° C, kwaye kwenziwa imizamo yokufikelela kwiincopho zokupheka kubushushu obuphezulu, ezifana ne-135° Ukupheka kwe-C kunye ne-145° C ukupheka.
3. Amanqaku aphambili olawulo lwesicelo kunye nenkqubo
3.1Ukuseta kunye nokuqinisekiswa kwenani le-glue
Kule mihla, ukuthandwa kwezixhobo ezingenasombululo kuyanda, kwaye abavelisi abaninzi bafumene amava kunye nokuqonda ngakumbi ekusebenziseni izixhobo ezingenasombululo. Nangona kunjalo, inkqubo yokubulala iintsholongwane yokupheka eshushu kakhulu isafuna ubungakanani obuthile beglue phakathi kweeleya (oko kukuthi ubukhulu), kwaye ubungakanani beglue kwiinkqubo ngokubanzi alwanelanga ukuhlangabezana neemfuno zokubulala iintsholongwane zokupheka. Ke ngoko, xa usebenzisa iglue engenasombululo ekupakisheni okudibeneyo kokupheka, ubungakanani beglue esetyenzisiweyo kufuneka bonyuswe, kunye noluhlu olucetyiswayo lwe-1.8-2.5g/m².
3.2 Uluhlu lokufuma kokusingqongileyo
Kule mihla, abavelisi abaninzi baqala ukuqonda kwaye bancamathisele ukubaluleka kwempembelelo yezinto ezingqongileyo kumgangatho wemveliso. Emva kokuqinisekiswa kunye nesishwankathelo seemeko ezininzi ezisebenzayo, kucetyiswa ukulawula ukufuma kokusingqongileyo phakathi kwama-40% nama-70%. Ukuba ukufuma kuphantsi kakhulu, kufuneka kufunyanwe, kwaye ukuba ukufuma kuphezulu kakhulu, kufuneka kufunyanwe. Ngenxa yokuba inxalenye yamanzi kwindalo ithatha inxaxheba kwimpendulo yeglue engenasombululo, Nangona kunjalo, ukuthatha inxaxheba kwamanzi ngokugqithisileyo kunokunciphisa ubunzima be-molecular yeglue kwaye kubangele iimpendulo ezithile ezingalindelekanga, ngaloo ndlela kuchaphazele ukusebenza kokumelana nobushushu obuphezulu ngexesha lokupheka. Ke ngoko, kuyimfuneko ukulungisa uqwalaselo lwezixhobo ze-A/B kancinci kwiindawo ezinobushushu obuphezulu kunye nokufuma.
3.3 Useto lweparameter yokusebenza kwesixhobo
Useto lweeparameter lusetwa ngokweemodeli zezixhobo ezahlukeneyo kunye noqwalaselo; Useto loxinzelelo kunye nokuchaneka komlinganiselo wokusasaza zonke ziinkcukacha zolawulo kunye nokuqinisekiswa. Inqanaba eliphezulu lokuzenzekela, ukuchaneka, kunye nokusebenza ngokulula kwezixhobo ezingenasombululo ziingenelo zalo, kodwa likwagubungela ukubaluleka kobuchule kunye nokulumka emva kwayo. Besisoloko sigxininisa ukuba imisebenzi yokuvelisa engenasombululo yinkqubo ecokisekileyo.
3.4 Iimfuno zezinto ezikrwada
Ukuthe tyaba okulungileyo, ukufuma komphezulu, izinga lokuncipha, kunye nomxholo wokufuma wezinto eziluhlaza ezibhityileyo zizinto eziyimfuneko ukuze kugqitywe ukupheka izinto ezidityanisiweyo.
- Iingenelo zee-composites ezingena-solvent
Okwangoku, iimveliso zokupheka nokubulala iintsholongwane ezishushu kakhulu kushishino zisebenzisa ikakhulu izincamathelisi ezisekelwe kwisinyibilikisi ukwenza i-dry compound. Xa kuthelekiswa ne-dry composite, ukusebenzisa iimveliso zokupheka ezingenasinyibilikisi kunezi nzuzo zilandelayo:
4.1iingenelo zokusebenza kakuhle
Inzuzo yokusebenzisa izincamathelisi ezingenasombululo ikakhulu kukonyuka kwamandla emveliso. Njengoko kusaziwa, ukusebenzisa iteknoloji eyomileyo edityanisiweyo ukucubungula izixhobo zokupheka nokubulala iintsholongwane ezishushu kakhulu kunesantya esiphantsi semveliso, ngokubanzi malunga ne-100m/min. Ezinye iimeko zezixhobo kunye nolawulo lwemveliso zilungile, kwaye zinokufikelela kwi-120-130m/min. Nangona kunjalo, iimeko azilungile, zi-80-90m/min kuphela okanye zingaphantsi. Umthamo osisiseko wemveliso yezincamathelisi ezingenasombululo kunye nezixhobo ezidityanisiweyo ungcono kunowomxube owomileyo, kwaye isantya sedityanisiweyo sinokufikelela kwi-200m/min.
4.2inzuzo yeendleko
Ubungakanani beglu esetyenziswa kwiglu yokupheka esekwe kwisinyibilikisi bukhulu, bulawulwa yi-4.0g/m2² Ekhohlo nasekunene, umda awukho ngaphantsi kwe-3.5g/m2²；Nokuba ubungakanani beglu esetyenziswa kwiglu yokupheka engenasombululo yi-2.5g/m² Xa ithelekiswa neendlela ezisekelwe kwisinyibilikisi, ikwanenzuzo enkulu ngenxa yokuba inamathela kakhulu.
4.3Iingenelo kukhuseleko kunye nokukhuselwa kwendalo
Ngexesha lokusetyenziswa kweglue yokupheka esekwe kwi-solvent ephezulu, kufuneka kongezwe isixa esikhulu se-ethyl acetate ukuze kuxutywe, nto leyo eyonakalisa ukhuseleko lokusingqongileyo kunye nokhuseleko lwendawo yokusebenzela. Ikwanokuba nengxaki yentsalela ephezulu ye-solvent. Kwaye ii-adhesive ezingena-solvent azinazo iingxaki ezinjalo konke konke.
4.4Iingenelo zokonga amandla
Umlinganiselo wokuphilisa weemveliso ezinamathelayo ezisekelwe kwisinyibilikisi uphezulu, ngokusisiseko kwi-50° C okanye ngaphezulu; Ixesha lokuvuthwa kufuneka libe ziiyure ezingama-72 nangaphezulu. Isantya sokusabela kweglue yokupheka engenasombululo sikhawuleza kakhulu, kwaye imfuno yobushushu bokunyanga kunye nexesha lokunyanga iya kuba phantsi. Ngokwesiqhelo, ubushushu bokunyanga bungama-35° C~48° C, kwaye ixesha lokunyanga ziiyure ezingama-24-48, nto leyo enokunceda abathengi ukuba banciphise umjikelo.
5. Isiphelo
Ngamafutshane, ii-adhesive ezingenasombululo, ngenxa yeempawu zazo ezizodwa, amashishini okuprinta imibala, amashishini okuncamathelisa, kunye namashishini okuvelisa izixhobo ezidityanisiweyo ezingenasombululo ziye zasebenzisana kwaye zaxhasana iminyaka emininzi, zibonelela ngamava axabisekileyo nolwazi kwiinkalo zazo. Sikholelwa ukuba ii-adhesive ezingenasombululo zinoluhlu olubanzi lwezicelo kwixesha elizayo. Ifilosofi yophuhliso lweKangda New Materials kukuba "besisebenza nzima ukudala ixabiso kubathengi nokubashukumisa". Sinethemba lokuba iimveliso zethu zokupheka ezishushu kakhulu zinokunceda amashishini amaninzi okuprinta imibala ukuba ahlole amasimi amatsha okusetyenziswa kwe-adhesive engenasombululo.
Ixesha lokuthumela: Disemba-22-2023