Sunan sinadarai naacetic acidacetic acid ne, dabarar sinadarai CH3COOH, kuma abun ciki na 99% acetic acid an sanya shi cikin siffar kankara ƙasa da 16 ° C, kuma aka sani da glacial acetic acid. Acetic acid ba shi da launi, mai narkewar ruwa, ana iya daidaita shi da ruwa a kowane nau'i, maras tabbas, mai rauni ne na kwayoyin halitta.
A matsayin kwayoyin acid, acetic acid ba wai kawai ana amfani da shi ba a cikin haɗin gwiwar kwayoyin halitta, masana'antun sinadarai, abinci, magani da sauran masana'antu, amma ana amfani da su a masana'antar wankewa da rini.
Aikace-aikacen acetic acid a cikin masana'antar wanki da rini
01
Aikin narkewar acid na acetic acid a cikin kawar da tabo
Acetic acid a matsayin Organic vinegar, zai iya narkar da tannic acid, 'ya'yan itace acid da sauran kwayoyin acid halaye, ciyawa tabo, ruwan 'ya'yan itace spots (kamar 'ya'yan itace da gumi, ruwan 'ya'yan itace, ruwan tumatir, ruwan 'ya'yan itace mai laushi, da dai sauransu), magani stains, chili. mai da sauran tabo, wadannan tabo suna dauke da sinadaran vinegar, acetic acid a matsayin mai cire tabo, zai iya cire sinadaran Organic acid a cikin tabon, kamar yadda sinadaran pigment a cikin tabo, sannan tare da maganin bleaching na oxidative, za a iya cire duk.
02
Acid-base neutralization na acetic acid a cikin wanki da rini masana'antu
Acetic acid kanta yana da rauni acidic kuma ana iya ba da shi tare da tushe.
(1) A cikin kawar da tabon sinadarai, yin amfani da wannan dukiya na iya kawar da tabon alkaline, irin su kofi, ruwan shayi, da wasu magungunan ƙwayoyi.
(2) Yin watsi da acetic acid da alkali kuma na iya dawo da canza launin tufafin da tasirin alkali ya haifar.
(3) Yin amfani da raunin acidity na acetic acid kuma zai iya hanzarta amsawar bleaching na wasu raguwar bleach a cikin tsarin bleaching, saboda wasu raguwar bleach na iya hanzarta bazuwar a cikin yanayin vinegar kuma ya saki abubuwan bleaching, don haka, daidaita ƙimar PH. na maganin bleaching tare da acetic acid na iya hanzarta aiwatar da bleaching.
(4) Ana amfani da acid na acetic acid don daidaita acid da alkali na masana'anta na tufafi, kuma kayan tufafi ana bi da su tare da acid, wanda zai iya dawo da yanayin laushi na kayan tufafi.
(5) Wool fiber masana'anta, a cikin ironing tsari, saboda ironing zafin jiki ne da yawa, sakamakon lalacewar ulu fiber, aurora sabon abu, tare da dilute acetic acid iya mayar da ulu fiber nama, sabili da haka, acetic acid kuma iya magance tufafi. saboda gugawar aurora sabon abu.
03
Don rini mai narkewar ruwa mai ɗauke da hydroxyl da ƙungiyoyin sulfonic acid, fiber yadudduka tare da ƙarancin juriya na alkali (kamar siliki, rayon, ulu), a ƙarƙashin yanayin vinegar, yana dacewa da canza launi da daidaita launi na zaruruwa.
Sabili da haka, wasu tufafi tare da rashin juriya na alkaline da sauƙi mai sauƙi a cikin tsarin wankewa za a iya ƙarawa zuwa ƙaramin adadin acetic acid a cikin kayan wanki don gyara launi na tufafi.
Daga wannan ra'ayi, ana amfani da acetic acid sosai a masana'antar wanke-wanke da rini, amma a cikin aikace-aikacen aikace-aikacen ya kamata a kula da abubuwa masu zuwa.
Don yadudduka masu ɗauke da zaruruwan acetic acid, lokacin amfani da acetic acid don cire stains, ya kamata ku yi hankali sosai don kula da ƙwayar acetic acid ɗin bai yi yawa ba. Wannan shi ne saboda fiber acetate an yi shi da itace, auduga ulu da sauran kayan cellulosic da acetic acid da acetate, rashin juriya ga vinegar, acid mai karfi na iya lalata fiber acetate. Lokacin da aka sanya tabo a kan zaruruwan acetate da yadudduka waɗanda ke ɗauke da zaruruwan acetate, ya kamata a lura da maki biyu:
(1) Amintaccen amfani da ƙwayar acetic acid shine 28%.
(2) Dole ne a yi ɗigon gwaji kafin amfani, kada a yi zafi lokacin amfani da shi, kurkura nan da nan bayan amfani ko neutralize da rauni alkali.
Kariya don amfani da acetic acid sune kamar haka:
(1) A guji hulɗa da idanu, idan hulɗa tare da babban taro na fermented acid, nan da nan kurkure da ruwa.
(2) Ya kamata a guji tuntuɓar kayan ƙarfe don haifar da lalata.
(3) Drug hulda da alkaline miyagun ƙwayoyi karfinsu na iya faruwa neutralization dauki da kasawa.
(4) Acettic acid mara kyau yana da ban tsoro, kuma yana lalata fata da mucosa a babban taro.
Lokacin aikawa: Juni-21-2024