Takaitaccen Bayani: Wannan takarda tana nazarin aikace-aikace da haɓaka yanayin jakar amsawar zafi mai zafi mai ƙarfi ba tare da narkewa ba, kuma tana gabatar da manyan abubuwan da ke cikin sarrafa tsari, gami da saitawa da tabbatar da adadin shafi, kewayon zafi na muhalli, saitin sigogi na aikin kayan aiki, da buƙatun kayan aiki, da sauransu.
Hanyar tururi da tsarkakewa ta wanzu tsawon shekaru da yawa. A ƙasar Sin, saboda ƙarancin ci gaban manne-manne marasa narkewa, kusan dukkansu an yi amfani da su don haɗa marufi na girki mai zafi. Yanzu, manne-manne marasa narkewa sun shafe shekaru goma suna ci gaba a ƙasar Sin, tare da ci gaba mai mahimmanci a kayan aiki, kayan aiki, ma'aikata, da fasaha. Dangane da manufofin kare muhalli na ƙasa, kamfanonin buga launi sun ƙirƙiri sararin ci gaba mai girma don manne-manne marasa narkewa don neman riba da ci gaba, wanda ke haifar da ƙaruwar ƙarfin samarwa. Saboda haka, rufe manne-manne marasa narkewa yana ƙara faɗaɗa, kuma tururi, tsaruwa, da marufi suna ɗaya daga cikinsu.
1. Manufar tsaftace girki da kuma amfani da manne marasa narkewa
Tsarin tsaftacewa da girki shine tsarin rufewa da kashe ƙwayoyin cuta a cikin kwantena masu hana iska shiga ta hanyar amfani da matsin lamba da dumama. Dangane da tsarin amfani, a halin yanzu an raba marufi da tururi da kuma tsartar da su zuwa nau'i biyu: tsarin filastik da aluminum-roba. Yanayin girki an raba shi zuwa matakai biyu: girki mai zafi-zafi (sama da 100).° C zuwa 121° C) da kuma dafa abinci mai zafi (sama da 121 digiri)° C zuwa 145° C). Manne marasa narkewa yanzu zai iya rufe maganin girki a 121° C da ƙasa.
Dangane da samfuran da suka dace, bari in gabatar da ɗan taƙaitaccen yanayin aikace-aikacen samfuran Kangda da dama:
Tsarin filastik: An yi amfani da WD8116 sosai kuma a lokacin girma a NY/RCPP a 121° C;
Tsarin filastik na aluminum: Aikace-aikacen WD8262 a cikin AL/RCPP a 121° C kuma yana da girma sosai.
A lokaci guda, a cikin girki da amfani da tsarin aluminum-roba don tsarkakewa, aikin juriya na matsakaici (ethyl maltol) na WD8262 shima yana da kyau sosai.
2. Hanyar Ci Gaban Nan Gaba na Girki Mai Zafi Mai Yawa
Baya ga tsarin da aka saba da shi na matakai uku da huɗu, manyan kayan da ake amfani da su sune PET, AL, NY, da RCPP. Duk da haka, an fara amfani da wasu kayan aiki ga kayayyakin girki a kasuwa, kamar su murfin aluminum mai haske, fim ɗin girki mai zafi, da sauransu. Duk da haka, ba a yi amfani da su a babban sikelin ko adadi mai yawa ba, kuma tushen amfani da su yaɗuwa har yanzu yana buƙatar a gwada shi na tsawon lokaci da ƙarin tsari. A ka'ida, ana iya amfani da manne marasa narkewa, kuma ana maraba da a tabbatar da ainihin tasirin ta hanyar kamfanonin buga launi.
Bugu da ƙari, manne-manne marasa narkewa suna kuma inganta aikinsu dangane da zafin jiki na tsaftacewa. A halin yanzu, an sami ci gaba mai mahimmanci a cikin tabbatar da aiki na samfuran da ba su da narkewa na Konda New Materials a ƙarƙashin yanayin 125.° C da 128° C, kuma ana ƙoƙarin cimma matsayar girki mafi zafi, kamar 135° C girki har ma 145° C girki.
3. Muhimman abubuwan da ake buƙata da kuma hanyoyin da ake bi wajen sarrafa su
3.1Saita da tabbatar da adadin mannewa
A zamanin yau, shaharar kayan aiki marasa narkewa yana ƙaruwa, kuma masana'antun da yawa sun sami ƙarin ƙwarewa da fahimta wajen amfani da kayan aiki marasa narkewa. Duk da haka, tsarin tsaftacewar girki mai zafi har yanzu yana buƙatar wani adadin manne mai layi ɗaya (watau kauri), kuma adadin manne a cikin hanyoyin gabaɗaya bai isa ya biya buƙatun tsaftacewar girki ba. Saboda haka, lokacin amfani da manne mara narkewa don marufi na girki mai haɗawa, ya kamata a ƙara adadin manne da aka yi amfani da shi, tare da shawarar kewayon 1.8-2.5g/m2².
3.2 Yanayin zafi na muhalli
A zamanin yau, masana'antun da yawa sun fara fahimtar tasirin abubuwan muhalli akan ingancin samfura. Bayan samun takardar shaida da taƙaitaccen bayani game da wasu lokuta masu amfani, ana ba da shawarar a kula da yanayin zafi tsakanin 40% zuwa 70%. Idan yanayin zafi ya yi ƙasa sosai, yana buƙatar a sanya masa danshi, kuma idan yanayin zafi ya yi yawa, yana buƙatar a cire masa danshi. Saboda wani ɓangare na ruwa a cikin muhalli yana shiga cikin amsawar manne mara narkewa, Duk da haka, yawan shiga cikin ruwa na iya rage nauyin ƙwayoyin halitta na manne kuma ya haifar da wasu halayen gefe, wanda hakan ke shafar aikin juriya mai zafi yayin girki. Saboda haka, ya zama dole a daidaita tsarin abubuwan A/B kaɗan a cikin yanayin zafi da danshi mai yawa.
3.3 Saitunan sigina don aikin na'ura
An saita saitunan sigogi bisa ga samfuran na'urori da tsare-tsare daban-daban; Saitin tashin hankali da daidaiton rabon rarrabawa duk cikakkun bayanai ne na sarrafawa da tabbatarwa. Babban matakin sarrafa kansa, daidaito, da sauƙin aiki na kayan aiki marasa narkewa sune fa'idodin nasa, amma kuma yana rufe mahimmancin taka tsantsan da taka tsantsan a bayan sa. Kullum muna jaddada cewa ayyukan samar da ba tare da narkewa ba tsari ne mai kyau.
3.4 Bukatun kayan aiki
Kyakkyawan lanƙwasa, danshi a saman, raguwar raguwa, har ma da danshi a cikin kayan da aka yi da bakin ciki sune sharuɗɗan da suka wajaba don kammala girkin kayan haɗin gwiwa.
- Fa'idodin haɗakar da ba ta da sinadarai masu narkewa
A halin yanzu, kayayyakin girki da tsaftacewa masu zafi a masana'antar galibi suna amfani da manne mai tushen narkewa don haɗa busasshiyar na'ura. Idan aka kwatanta da na'urorin girki masu busasshiyar na'ura, amfani da kayayyakin girki masu haɗin gwiwa marasa narkewa yana da fa'idodi masu zuwa:
4.1fa'idodin inganci
Amfanin amfani da manne mara narkewa shine babban ƙaruwar ƙarfin samarwa. Kamar yadda aka sani, amfani da fasahar busassun kayan haɗin gwiwa don sarrafa kayan girki da tsaftacewa mai zafi yana da ƙarancin saurin samarwa, gabaɗaya kusan mita 100/min. Wasu yanayin kayan aiki da sarrafa samarwa suna da kyau, kuma suna iya kaiwa mita 120-130/min. Duk da haka, yanayin ba su da kyau, kawai mita 80-90/min ko ma ƙasa da haka. Ƙarfin fitarwa na manne mara narkewa da kayan haɗin gwiwa ya fi na kayan haɗin busassun kyau, kuma saurin haɗin gwiwa na iya kaiwa mita 200/min.
4.2fa'idar farashi
Adadin manne da aka shafa wa manne mai zafi mai ƙarfi na man shafawa yana da girma, ana sarrafa shi a 4.0g/m2² Hagu da dama, iyaka ba ta ƙasa da 3.5g/m2 ba²；Ko da kuwa adadin manne da aka shafa wa manne mai girki wanda ba shi da mai ya zama 2.5g/m2² Idan aka kwatanta da hanyoyin da aka yi amfani da su wajen tace ruwa, yana da fa'ida mai yawa saboda yawan mannewar da yake yi.
4.3Fa'idodi a cikin aminci da kare muhalli
A lokacin amfani da manne mai zafi mai ƙarfi da aka yi da sinadarin ethyl acetate, ana buƙatar ƙara yawan sinadarin ethyl acetate don narkewa, wanda hakan ke da illa ga kariyar muhalli da amincin wurin samar da kayayyaki. Hakanan yana iya fuskantar matsalar yawan sinadarin ethyl. Kuma manne-manne marasa solvent ba su da irin wannan damuwa kwata-kwata.
4.4Fa'idodin adana makamashi
Matsakaicin mannewa na samfuran manne mai tushen narkewa yana da girma sosai, galibi shine 50° C ko sama da haka; Lokacin balaga ya kamata ya zama awanni 72 ko fiye. Saurin amsawar manne girki mara narkewa yana da sauri, kuma buƙatar zafin jiki mai narkewa da lokacin warkarwa zai yi ƙasa. Yawanci, zafin warkarwa shine 35° C~48° C, kuma lokacin warkarwa shine awanni 24-48, wanda zai iya taimaka wa abokan ciniki su rage lokacin.
5. Kammalawa
A taƙaice, manne-manne marasa narkewa, saboda keɓantattun halayensu, kamfanonin buga launi, kamfanonin manne, da kamfanonin samar da kayan haɗin gwiwa marasa narkewa sun yi haɗin gwiwa da tallafawa juna tsawon shekaru da yawa, suna ba da ƙwarewa mai mahimmanci da ilimi a fannoni daban-daban. Mun yi imanin cewa manne-manne marasa narkewa suna da fa'idodi da yawa a nan gaba. Falsafar ci gaban Kangda New Materials ita ce "mun yi aiki tuƙuru don ƙirƙirar ƙima ga abokan ciniki da kuma motsa su". Muna fatan cewa kayayyakin girki masu zafi za su iya taimakawa ƙarin kamfanonin buga launi don bincika sabbin filayen aikace-aikacen haɗin gwiwa marasa narkewa.
Lokacin Saƙo: Disamba-22-2023