Manufacturer farashi mai kyau stearic acid cas: 57-11-4
Kwatanci
Acid c18; c18; carboxylic acid c18; c18; c18: 0 acidre05016; hystrene7018; Hystrene7018
Aikace-aikacen Stearic acid
Stearic acid, (matakin masana'antu) stearic acid ne na wasu manyan kitse da yawa na sara kitse sun hada mai mai da kits. An gabatar da shi a cikin kitsen dabbobi, man da wasu nau'ikan kayan kayan lambu kamar yadda layin glycerides. Wadannan man, bayan hydrolysis, samar da macici acid.
Stearic acid shi ne mai mai daɗaɗɗiya a cikin yanayi kuma yana da kadarorin da keɓaɓɓun kadadan na carboxylic acid. Kusan kowane irin mai mai da man kitse yana ɗauke da wasu adadin ƙwayar stearic acid tare da abubuwan da ke cikin dabbobi suna da girma. Misali, abun ciki a cikin man shanu zai iya isa zuwa 24% yayin da abun ciki na kayan lambu ya kasance low tare da ƙimar shayi da ke tafe a cikin dabino da kashi 6%. Koyaya, abin da ke ciki a koko zai iya kaiwa har zuwa 34%.
Akwai manyan hanyoyi guda biyu don samar da masana'antu na stearic acid, wato karawa da hanyar matsawa. Addara wakilin hana ruwa zuwa mai mai, sannan hydrolyze don bayar da mai da ruwa, distillation, bleaching don samun samfuran da glycroduct kamar yadda ta hanyar da byproduct.
Yawancin masana'antun gida suna amfani da kitse na dabbobi don samarwa. Wasu nau'ikan fasahar samar da kayayyaki za ta haifar da rashin karkatar da distillation na kitse wanda ke haifar da haɓaka kamshin ƙanshi a lokacin sarrafa filastik. Duk da cewa wadannan m ba mai guba bane amma za su sami wani tasiri a kan yanayin aiki da yanayin halitta. Mafi yawan da aka shigo da su na stearic acid na da kayan lambu a matsayin albarkatun kasa, samar da matakan samarwa sun fi ci gaba; A acid da aka samar da m aiki, kayan abinci mai kyau da rashin kamshin a aikace-aikacen.
Stearic acid an yi amfani da shi musamman don samar da stealates kamar sodium steapate, karkashin suraje, aluminum steaate, cadmium steamate, da potassium steamate. Da sodium ko potassium gishiri na stearic acidan shine kayan sabulu. Kodayake sodium seora yana da karancin iko fiye da sodium parmate, amma kasancewarta na iya ƙara da wuya na sabulu.
A kai man shanu kamar albarkatun kasa, kaje ta sulfuric acid ko latsawa don bazawa. A acid ɗin mai kyauta ya fara zuwa hanyar matsakaicin ruwa don cire palmitic acid da acidium acetate ko magnesium acetate ko magnesium acetate wanda ke haifar da steaate. Sannan kara kara dan sulfuric acid don samun kyautar acid, matatar kuma a ɗauke shi, kuma sake kirjin ethanol don samun tsarkakakken ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta.



Dokewar Stearic acid
Kowa | |
Ka'idar IODI | ≤8 |
Darajar acid | 192-218 |
Darajar sapamation | 193-20 |
Launi | ≤400 |
Maɗaukaki, ℃ | ≥52 |
Danshi | ≤0.1.1 |
Shirya stearic acid


25K / jakar stearic acid
Adana yakamata ya kasance a sanyaya, bushe da kuma bar iska ta shiga.

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