Yadda za a inganta saurin rini na bugu da rini don biyan buƙatun kasuwar masaku da ke ƙara tsananta ya zama batun bincike a masana'antar bugu da rini. Musamman, saurin haske na dyes masu amsawa zuwa yadudduka masu launin haske, daɗaɗɗen rigar shafa mai duhu da yadudduka masu yawa; raguwar saurin jiyya na jiyya saboda ƙaurawar thermal na tarwatsa rini bayan rini; da yawan saurin sinadarin chlorine, saurin zufa-hasken saurin sauri da sauransu.

Akwai abubuwa da yawa da ke shafar saurin launi, kuma akwai hanyoyi da yawa don inganta saurin launi. A cikin shekaru na aikin samarwa, masu aikin bugawa da rini sun binciko a cikin zaɓin rini mai dacewa da abubuwan da ke tattare da sinadarai, haɓakar rini da ƙarewa, da ƙarfafa sarrafa tsari. An ɗauki wasu hanyoyi da matakai don haɓakawa da haɓaka saurin launi zuwa wani ɗan lokaci, wanda ya dace da buƙatun kasuwa.

Ƙunƙarar haske na rini masu ɗaukar nauyi yadudduka masu launin haske

Kamar yadda kowa ya sani, rini mai amsawa da aka rina akan zaren auduga suna kaiwa hari ta hanyar hasken ultraviolet a ƙarƙashin hasken rana, kuma chromophores ko auxochromes da ke cikin tsarin rini za su lalace zuwa digiri daban-daban, wanda ke haifar da canjin launi ko launin haske, wanda shine matsalar saurin haske.

Ma'auni na ƙasata na ƙasa sun riga sun ƙayyade saurin haske na rini mai amsawa. Misali, GB/T411-93 bugu na auduga da ma'aunin rini ya nuna cewa saurin haske na dyes masu amsawa shine 4-5, kuma saurin haske na yadudduka da aka buga shine 4; GB /T5326 Combed polyester-auduga blended bugu da rini masana'anta misali da FZ/T14007-1998 auduga-polyester blended bugu da rini masana'anta daidaitattun duka suna nuna cewa saurin haske na masana'anta da aka tarwatsa / amsawa rini shine matakin 4, kuma masana'anta da aka buga shima matakin ne. 4. Yana da wahala rini masu amsawa su rina yadudduka masu launin haske don cika wannan ma'auni.

Dangantaka tsakanin tsarin matrix ɗin rini da saurin haske

Sautin haske na rini masu amsawa yana da alaƙa da tsarin matrix na rini. 70-75% na tsarin matrix na reactive dyes shine nau'in azo, sauran kuma nau'in anthraquinone ne, nau'in phthalocyanine da nau'in A. Nau'in azo yana da ƙarancin saurin haske, kuma nau'in anthraquinone, nau'in phthalocyanin, da ƙusa suna da mafi kyawun saurin haske. Tsarin kwayoyin halitta na launin rawaya mai amsawa shine nau'in azo. Jikin launi na iyaye sune pyrazolone da naphthalene trisulfonic acid don mafi kyawun saurin haske. Rini mai amsawa mai launin shuɗi sune anthraquinone, phthalocyanine, da tsarin iyaye. Sautin haske yana da kyau kwarai, kuma tsarin kwayoyin halittar jan jan bakan rini mai amsawa shine nau'in azo.

Saurin haske gabaɗaya yana ƙasa, musamman don launuka masu haske.

Dangantaka tsakanin yawan rini da saurin haske
Hasken haske na samfuran rini zai bambanta tare da canjin maida hankali. Ga samfuran da aka rina tare da rini iri ɗaya akan fiber iri ɗaya, saurin haskensa yana ƙaruwa tare da haɓaka tattarawar rini, galibi saboda rini a ciki ne ke haifar da canje-canjen girman rarraba garke akan fiber ɗin.

Ya fi girma jimillar barbashi, ƙarami wurin kowane nau'in nauyin rini da aka fallasa zuwa damshin iska, kuma mafi girman saurin haske.
Ƙara yawan haɗuwa da rini zai ƙara yawan adadin manyan abubuwan da ke cikin fiber, kuma saurin haske zai karu daidai. Matsakaicin rini na yadudduka masu launin haske ba su da yawa, kuma adadin tarin rini a kan fiber yana da ƙasa. Yawancin rini suna cikin yanayin kwayoyin halitta guda ɗaya, wato, matakin bazuwar rini akan fiber yana da yawa sosai. Kowane kwayar halitta yana da yuwuwar fallasa ga haske da iska. , Sakamakon danshi, saurin haske kuma yana raguwa daidai.

ISO / 105B02-1994 daidaitaccen saurin haske ya kasu kashi 1-8 daidaitaccen ƙimar ƙimar, ƙimar ƙasata kuma an kasu kashi 1-8 daidaitaccen ƙimar ƙimar, AATCC16-1998 ko AATCC20AFU daidaitaccen saurin haske ya kasu kashi 1-5 daidaitaccen ƙimar ƙimar. .

Matakan don inganta saurin haske

1. Zaɓin rini yana rinjayar yadudduka masu launin haske
Abu mafi mahimmanci a cikin saurin haske shine rini kanta, don haka zaɓin launi shine mafi mahimmanci.
Lokacin zabar rini don daidaita launi, tabbatar da cewa matakin saurin haske na kowane rini da aka zaɓa ya yi daidai, muddin kowane ɗayan abubuwan, musamman ma abin da ke da ƙaramin adadin ba zai iya kaiwa ga saurin haske na launin haske ba. kayan rini Abubuwan buƙatun kayan rini na ƙarshe ba za su cika madaidaicin saurin haske ba.

2. Sauran matakan
Tasirin rini masu iyo.
Rini da sabulu ba cikakke ba ne, kuma rinayen da ba a gyara su da rinannun ruwan ruwa da suka rage a kan tufa su ma za su yi tasiri ga saurin haske na kayan da aka rina, kuma saurin haskensu ya yi ƙasa da na tsayayyen rini.
Yayin da ake yin sabulu sosai, mafi kyawun saurin haske.

Tasirin wakili mai gyarawa da mai laushi.
Cationic low-molecular-weight or polyamine-condensed resin type fixing agent da cationic softener ana amfani da su a cikin kammala masana'anta, wanda zai rage saurin haske na samfuran rina.
Sabili da haka, lokacin zaɓar wakilai masu gyarawa da masu laushi, dole ne a biya hankali ga tasirin su akan saurin haske na samfuran rina.

Tasirin masu ɗaukar UV.
Ana amfani da masu amfani da ultraviolet sau da yawa a cikin yadudduka masu launin launi masu launin haske don inganta saurin haske, amma dole ne a yi amfani da su da yawa don samun wani tasiri, wanda ba kawai yana ƙara yawan farashi ba, har ma yana haifar da launin rawaya da kuma lalacewa mai karfi ga masana'anta, don haka yana da kyau kada a yi amfani da wannan hanya.