Abstract: Wannan takarda tana nazarin aikace-aikacen da haɓaka yanayin haɓakar ƙauye-kyauta mai ƙarancin ƙarfi, da gabatar da mahimman abubuwan sarrafawar tsari, gami da saiti da tabbatar da adadin shafi, yanayin zafi na yanayi, saitin kayan aiki. aiki, da bukatun albarkatun kasa, da dai sauransu.
Hanyar tururi da haifuwa ta wanzu shekaru da yawa.A kasar Sin, saboda dadewar da aka yi na samar da man shafawa ba tare da kaushi ba, kusan dukkansu an yi amfani da su wajen hada kayan abinci masu zafi.Yanzu, adhesives marasa ƙarfi sun sami bunƙasa shekaru goma a kasar Sin, tare da ingantaccen kayan aiki, albarkatun ƙasa, ma'aikata, da fasaha.A cikin mahallin manufofin kare muhalli na ƙasa, kamfanonin buga launi sun haifar da ƙarin sararin ci gaba don mannewa marasa ƙarfi don neman riba da ci gaba, abin da ke haifar da haɓaka ƙarfin samarwa.Saboda haka, ɗaukar hoto na manne kyauta yana ƙara ƙaruwa. m, da tururi, haifuwa, da marufi na ɗaya daga cikinsu.
1.The manufar dafa abinci haifuwa da aikace-aikace na ƙarfi-free adhesives
Haifuwar dafa abinci shine tsarin rufewa da kashe ƙwayoyin cuta a cikin kwantena masu hana iska ta hanyar amfani da matsi da dumama.Dangane da tsarin aikace-aikacen, a halin yanzu ana rarraba marufi da haifuwa zuwa nau'ikan nau'ikan nau'ikan nau'ikan filastik da aluminum-roba.Yanayin dafa abinci ya kasu kashi biyu: dafa abinci mai zafi mai zafi (sama da 100° C zuwa 121° C) da dafa abinci mai zafi (sama da 121° C zuwa 145° C).Adhesives kyauta yanzu na iya rufe haifuwar dafa abinci a 121° C da ƙasa.
Dangane da samfuran da suka dace, bari in ɗan gabatar da yanayin aikace-aikacen samfuran Kangda da yawa:
Tsarin filastik: WD8116 ya yadu kuma an yi amfani da shi sosai a NY/RCPP a 121° C;
Tsarin filastik Aluminum: Aikace-aikacen WD8262 a cikin AL/RCPP a 121° C shima balagagge ne.
A lokaci guda, a cikin dafa abinci da haifuwa aikace-aikace na aluminum-roba tsarin, da matsakaici (ethyl maltol) haƙuri yi WD8262 kuma quite mai kyau.
2.The Future Development Direction of High zafin jiki dafa abinci
Bugu da ƙari ga sanannun sassa uku – da huɗu, manyan kayan da ake amfani da su sune PET, AL, NY, da RCPP.Duk da haka, an kuma fara amfani da wasu kayan da aka yi amfani da su a kan kayan dafa abinci a kasuwa, irin su aluminum mai haske, fim din polyethylene dafa abinci mai zafi, da dai sauransu. Duk da haka, ba a yi amfani da su ba a kan babban sikelin ko da yawa, da kuma Tushen don aikace-aikacen da suka yadu har yanzu yana buƙatar gwadawa na tsawon lokaci da ƙarin matakai. Bisa ka'ida, ana iya amfani da manne marasa ƙarfi, kuma ana maraba da ainihin tasirin da za'a tabbatar da gwadawa ta hanyar masana'antar buga launi.
Bugu da kari, adhesives marasa ƙarfi suma suna haɓaka aikinsu ta fuskar zafin haifuwa.A halin yanzu, an sami babban ci gaba a cikin tabbatar da aikin Konda New Materials' samfuran da ba su da ƙarfi a ƙarƙashin sharuɗɗan 125° C da 128° C, kuma ana kokarin kaiwa ga kololuwar zazzabi mai zafi, kamar 135° C dafa abinci har ma da 145° C dafa abinci.
3.Key maki na aikace-aikace da sarrafa sarrafawa
3.1Saita da tabbatar da adadin mannewa
A zamanin yau, shahararriyar kayan aikin da ba ta da ƙarfi tana ƙaruwa, kuma masana'antun da yawa sun sami ƙarin ƙwarewa da fahimtar amfani da kayan aikin da ba su da ƙarfi.Duk da haka, tsarin haifuwa mai zafin jiki na dafa abinci har yanzu yana buƙatar takamaiman adadin mannen interlayer (watau kauri), kuma adadin mannewa a cikin tsarin gabaɗaya bai isa ya dace da buƙatun dafa abinci ba.Sabili da haka, lokacin amfani da manne marar ƙarfi don hada kayan dafa abinci, ya kamata a ƙara adadin abin da ake amfani da shi, tare da kewayon shawarar 1.8-2.5g/m².
3.2 Yanayin zafi na yanayi
A zamanin yau, masana'antun da yawa sun fara ganewa kuma suna ba da mahimmanci ga tasirin abubuwan muhalli akan ingancin samfur.Bayan takaddun shaida da taƙaitaccen lamurra masu amfani da yawa, ana ba da shawarar sarrafa yanayin zafi tsakanin 40% da 70%.Idan zafi ya yi ƙasa da ƙasa, yana buƙatar humidified, idan kuma zafi ya yi yawa, ana buƙatar cire humidified.Saboda wani yanki na ruwa a cikin mahalli yana shiga cikin amsawar manne maras ƙarfi, Duk da haka, yawan shiga ruwa yana iya rage nauyin kwayoyin halitta na manne da haifar da wasu halayen gefe, ta haka yana rinjayar aikin juriya mai zafi a lokacin dafa abinci.Saboda haka, wajibi ne a daidaita daidaitawar abubuwan A / B dan kadan a cikin yanayin zafi mai zafi da zafi.
3.3 Saitunan siga don aikin na'urar
An saita saitunan sigina bisa ga nau'ikan na'urori daban-daban da saiti;Saitin tashin hankali da daidaiton rabon rarrabawa duk cikakkun bayanai ne na sarrafawa da tabbatarwa.Babban digiri na aiki da kai, daidaito, da ingantaccen aiki na kayan aikin da ba su da ƙarfi sune fa'idodinsa, amma kuma yana rufe mahimmancin kulawa da taka tsantsan a bayansa.A koyaushe muna jaddada cewa ayyukan samar da ƙarfi kyauta tsari ne na gaske.
3.4 Abubuwan buƙatu don albarkatun ƙasa
Kyakkyawan flatness, daskarewar ƙasa, raguwar ƙima, har ma da ɗanɗanon kayan ɗanyen fim na bakin ciki sune abubuwan da suka wajaba don kammala dafa kayan haɗin gwiwa.
- Abũbuwan amfãni daga cikin abubuwan da ba su da ƙarfi
A halin yanzu, babban zafin dafa abinci da samfuran haifuwa a cikin masana'antar galibi suna amfani da adhesives na tushen ƙarfi don haɗa bushewa.Idan aka kwatanta da busassun hadaddiyar giyar, ta yin amfani da kayan dafa abinci marasa ƙarfi yana da fa'idodi masu zuwa:
4.1dacewa abũbuwan amfãni
Fa'idar yin amfani da manne marasa ƙarfi shine da farko haɓaka ƙarfin samarwa.Kamar yadda aka sani, yin amfani da busasshen fasaha mai hadewa don sarrafa kayan dafa abinci mai zafin jiki da kayan haifuwa yana da ƙarancin saurin samarwa, gabaɗaya kusan 100m/min.Wasu yanayin kayan aiki da sarrafawar samarwa suna da kyau, kuma suna iya cimma 120-130m / min.Koyaya, yanayin bai dace ba, kawai 80-90m / min ko ma ƙasa.Ƙarfin fitarwa na asali na mannewa marasa ƙarfi da kayan aiki masu haɗaka sun fi na busassun hadaddiyar giyar, kuma saurin haɗakarwa zai iya kaiwa 200m/min.
4.2riba riba
Adadin manne da aka yi amfani da mannen manne mai zafin jiki mai ƙarfi yana da girma, ana sarrafa shi a 4.0g/m² Hagu da dama, iyaka bai gaza 3.5g/m ba²：Ko da adadin mannen da aka yi amfani da shi ga mannen dafa abinci mara ƙarfi shine 2.5g/m² Idan aka kwatanta da hanyoyin tushen ƙarfi, yana kuma da fa'idar tsadar gaske saboda babban abun ciki mai mannewa.
4.3Abũbuwan amfãni a cikin aminci da kare muhalli
Yayin amfani da mannen dafa abinci mai zafin jiki mai ƙarfi mai ƙarfi, ana buƙatar ƙara yawan adadin ethyl acetate don dilution, wanda ke cutar da kariyar muhalli da amincin samarwa.Har ila yau yana da wuya a magance matsalar babban sauran sauran ƙarfi.Kuma adhesives marasa ƙarfi ba su da irin wannan damuwa kwata-kwata.
4.4Amfanin ceton makamashi
Matsakaicin warkarwa na samfuran manne da aka haɗa da ƙarfi yana da girma sosai, asali a 50° C ko sama;Lokacin maturation ya kamata ya zama awanni 72 ko fiye.Gudun amsawar mannen dafa abinci mara ƙarfi yana da sauri, kuma buƙatar warkewar zafin jiki da lokacin warkewa zai zama ƙasa.Yawancin lokaci, zafin jiki na warkewa shine 35° C~48° C, kuma lokacin warkewa shine sa'o'i 24-48, wanda zai iya taimaka wa abokan ciniki yadda yakamata su rage sake zagayowar.
5.Kammalawa
A taƙaice, adhesives marasa ƙarfi, saboda ƙayyadaddun kaddarorinsu, kamfanonin buga launi, masana'antun liƙa, da masana'antun samar da kayan aikin da ba su da ƙarfi, sun ba da haɗin kai tare da tallafawa juna tsawon shekaru masu yawa, suna ba da ƙwarewa da ilimi mai mahimmanci a fannonin su.Mun yi imanin cewa adhesives-free adhesives suna da fa'ida na aikace-aikace a nan gaba.The ci gaban falsafar Kangda Sabbin Materials ne "mun yi aiki tukuru don ƙirƙirar darajar ga abokan ciniki da kuma motsa su".Muna fatan samfuran dafa abinci masu zafin zafin jiki na iya taimakawa ƙarin masana'antar bugu launi don gano sabbin filayen aikace-aikacen haɗaɗɗen ƙarancin ƙarfi.
Lokacin aikawa: Dec-22-2023