Rayuwarmu tana cike da kayan bugawa iri-iri, tufafi, mujallu, da marufi iri-iri.A matsayinmu na dillalan kayan abinci da masu siye, mun fi damuwa da wane irin tawada ne ya fi dacewa da muhalli kuma ya fi dacewa da masana'antar shirya kayan abinci.A cikin wannan labarin, za mu gabatar muku da tawada mai dacewa da muhalli wanda ya fi dacewa da bugu na kayan abinci: tawada mai tushen ruwa.
Ma'anar Tawada Mai Ruwa
Ana amfani da hanyar kimiyya don ƙirƙirar wannan abin da ake kira tawada mai tushen ruwa, wanda galibi yana amfani da ruwa azaman sauran ƙarfi.Tawada mai tushen ruwa da sauran tawadan bugu ba su da wani illa ga lafiyar ma'aikacin bugu idan aka kwatanta da waɗanda ba su da ƙarfi, masu kaushi mai guba.Har ila yau, bugun yana da alaƙa da muhalli.Tawada ba wai kawai yana da kaddarorin da ba za a iya ƙonewa ba, har ma yana kawar da ɓoyayyiyar barazanar kasancewa mai ƙonewa da fashewa a cikin bitar bugu, wanda ya dace da aiki mai aminci.Tabbas, tawada da tawada a yanzu suna da aikace-aikace iri-iri: tawada na bugawa, tawada mai sassauƙa, da tawada na bugu. na musamman tawada sauran hanyoyin bugu.A {asar Amirka, alal misali, kashi 95 cikin 100 na gyare-gyaren gyare-gyare da kuma kashi 80 cikin 100 na kwafin gravure sun ƙunshi tawada.
Baya ga kare muhalli, ana amfani da shi sosai a cikin duniyar tawada na ruwa saboda kyakkyawan aikin sa: kwanciyar hankali mai launi tawada, haske mai ƙarfi, ƙarfin canza launi, faranti mara lalacewa, mannewa mai ƙarfi bayan bugu, saurin bushewa daidaitacce, juriya na ruwa. , overprinting launuka hudu, tabo-launi, da dai sauransu.Ci gaban tawada da amfani da tawada a kasar Sin ya fara a makare, amma an samu ci gaba cikin sauri, musamman a 'yan shekarun nan, wanda ya kara saurin ci gaba.Ingancin tawada na cikin gida ya karu tare da karuwar bukatar tawada.Tawada, a al'adar gargajiya na bushewa mara nauyi, rashin kyalli, rashin juriya na ruwa, bugu na phony, da sauran lahani, an inganta sosai.Farashin tawadan da aka shigo da shi galibi yana da tsada sosai, amma tawada na kasar Sin ya mamaye kasuwa tare da kyawawan kayayyaki masu araha.
Yi la'akari da Kayayyaki da Haɗin Tawada Mai Ruwa.
Tawada mai tushen ruwa yana kunshe da guduro mai narkewa da ruwa, nagartattun launuka, kaushi, da ƙari waɗanda aka tarwatsa su ta hanyar sarrafa kayan kimiyya.Gudun ruwa mai narkewa a cikin tawada da farko yana aiki azaman abu mai haɗawa, yana tarwatsa ɓangarorin pigment iri ɗaya don tawada yana da takamaiman motsi kuma yana manne da kayan da ake buƙata don tawada zai iya samar da nau'in fim ɗin uniform bayan bugu.Launi na tawada galibi ana ƙaddara ta pigment, wanda daidai yake tarwatsewa a cikin kayan haɗin kai azaman barbashi, kuma ɓangarorin pigment na iya ɗaukar haske, yin tunani, ja da baya, da watsa haske, ba su damar nuna takamaiman launi. Gaba ɗaya, pigment dole ne ya kasance yana da launi mai haske, isasshen launi da ikon rufewa, da babban tarwatsewa.Bugu da ƙari kuma, dangane da amfani, za su iya samun daban-daban juriya abrasion.Aikin mai kaushi shine narkar da guduro ta yadda tawada ya sami ɗan ruwa, canja wuri na iya faruwa cikin sauƙi a duk lokacin da ake buga bugu, kuma ana iya gyara danko da bushewar tawada.Kaushi a cikin tawada tushen ruwa shine farko ruwa tare da ɗan ƙaramin ethanol.
Tawada Mai Ruwa A Yawanci Yana Amfani da Abubuwan Ƙarfafa Irin waɗannan kamar yadda Defoamer, PH Value Stabilizer, Slow Drying Agent, da sauransu.
(1) mai kashe kumfa.Matsayin defoamer shine hanawa da kawar da samar da kumfa na iska.Gabaɗaya magana, lokacin da danko na tawada mai tushen ruwa ya yi yawa, ƙimar PH ya yi ƙasa sosai, ko kuma saurin gudu na injin bugu yana da sauri, yana da sauƙi don samar da kumfa.Idan adadin kumfa da aka samar yana da girma, za a sami ɗigon fari, launin tawada mara daidaituwa, wanda ba makawa zai yi tasiri ga ingancin bugu.
(2) mai saurin bushewa.Mai jinkirin bushewa wakili zai iya hanawa da rage saurin bushewa na tawada mai tushen ruwa don hana tawada a cikin farantin bugu ko anilox rollers daga bushewa da kuma rage haɗarin toshewa da liƙa kurakuran bugu.Sarrafa adadin jinkirin mai bushewa;Gabaɗaya, jimlar adadin tawada ya kamata ya kasance tsakanin 1% zuwa 2%.Idan ka ƙara da yawa, tawada ba zai bushe sosai ba, kuma bugun zai zama m, datti, ko haifar da wari mara kyau.
(3) Mai daidaita ƙimar ƙimar PH:Ana amfani da mai daidaita ƙimar ƙimar PH don daidaitawa da sarrafa ƙimar PH na tawada mai tushen ruwa don ya tsaya tsayin daka a cikin kewayon 8.0-9.5.A lokaci guda kuma, yana iya daidaita dankon tawada na tushen ruwa da dilution na tawada.Gabaɗaya magana, yakamata a ƙara adadin madaidaicin PH stabilizer kowane ɗan lokaci a cikin aikin bugu don kiyaye tawada mai tushen ruwa cikin kyakkyawan yanayin bugu.
Abokan muhalli na tawada mai tushen ruwa
Tawada na tushen ruwa ya dace da bukatun kare muhalli, samfurin yana da maras guba, mara lahani, wari mai banƙyama, ba mai ƙonewa ba, ba mai fashewa ba, yana da tsaro mai kyau, yana da sauƙin sufuri, yana da babban taro, ƙananan ƙananan. sashi, ƙananan danko, daidaitawa mai kyau zuwa bugu, aikin barga, mai kyau mai sauri zuwa riko, bushewa da sauri, ruwa, alkali, da aikin juriya na abrasion suna da kyau;Buga hadaddun alamu kuma na iya cimma matakan wadata, launuka masu haske da masu sheki, da sauran halaye.Babban fa'idar yin amfani da tawada mai tushen ruwa shine yana rage adadin abubuwan da ke haifar da rashin ƙarfi (voc) a cikin yanayi, wanda ke taimakawa haɓaka haɓaka. yanayin bugu, guje wa gurɓataccen iska, da rage haɗarin wuta sosai.Domin inganta yanayin muhalli gabaɗaya, yana iya kawar da wasu abubuwa masu cutarwa gaba ɗaya waɗanda tawada masu ƙarfi ke da shi ga lafiyar ɗan adam, da kuma gurɓatar da ke zuwa tare da marufi.Yana aiki da kyau musamman don bugu da tattara kayan ana buƙatar kiyaye tsabta, kamar abinci da magunguna.
A matsayinta na mai sayar da kofin takarda, GFP a koyaushe ta himmatu wajen yin amfani da kayan da suka dace da muhalli a cikin kayan sa, tare da ɗaukar alhakin duka mahalli da lafiyar abokan cinikinsa.Ana buga kofunan takardar mu ta amfani da tawada mai ruwa, sannan kuma ana yin aikin buga kafin a lallasa kofunan, don haka idan aka yi amfani da su, tawada daga waje ba za ta shafa jikin bangon kofin ba, wanda hakan zai kara kiyaye lafiyar jikin. masu amfani.Da fatan za a ziyarci hanyar haɗin yanar gizon don neman ƙarin bayani game da kofunan takarda masu dacewa da muhalli da aikace-aikace masu alaƙa.
Lokacin aikawa: Janairu-12-2024