Octadecenylsuccinic Anhydride CAS 28777-98-2
Octadecenylsuccinic Anhydride (ODSA) shine masana'antar haske da ake amfani da ita sosai. A cikin masana'antar yin takarda, ana amfani da shi azaman tsaka-tsakin tsaka-tsakin tsaka-tsaki don haɓaka aikin hana ruwa sosai, ƙarfin juriya, juriya na abrasion, farar fata, ƙarancin takarda da haɓaka yanayin sinadarai na aikin takarda. Yawancin lokaci, tsarin da ake amfani da shi shine a cire alpha olefins sannan a mayar da martani da anhydride na maleic don samar da shi.
| ITEM | STANDARD |
| Bayyanar | Hasken rawaya zuwa amber Bayyanar ruwa |
| Gwajin % | 98.0 |
| Maleic anhydride abun ciki % | ≤0.5 |
| Olefin abun ciki % | ≤1 |
| Danshi% | ≤0.1 |
| Chromaticity (Fe-Co) | ≤9 |
| Ƙimar tsaka-tsaki mgKOH/g | 300-330 |
1. Octadecenyl succinic anhydride (ODSA) wakili ne mai saurin amsawa sosai, galibi ana amfani dashi don girman kan-site na emulsification a cikin injinan takarda. Ya ƙunshi kwarangwal olefin mara kyau wanda aka haɗa da succinic anhydride, kuma yawanci ana samarwa ta matakai biyu: na farko, sarƙar madaidaiciyar sarkar da ba ta da tushe ko reshe na olefins ana ware su ta hanyar ƙaura biyu; sa'an nan, cakuda isomeric olefin yana amsawa tare da anhydride na maleic, kuma ana samun albarkatun ASA ta hanyar haɓakawa da kuma daidaitawa daidai. ASA ruwa ne a cikin zafin jiki kuma yana da kyakkyawan riƙewa, wanda ya faru ne saboda coagulation da tasirin sa, wanda ake samu ta hanyar tsarin caji da haɗar emulsifiers, stabilizers, masu haɓakawa da abubuwan riƙewa. Don haɓaka riƙewar ASA akan fibers, quaternary ammonium cationic sitaci, polyacrylamide (taimakon riƙewa), methylene dithiocyanate (preservative) da cationic polymers waɗanda ke ɗauke da polyamines galibi ana amfani dasu azaman wakilai masu tallafi. "
2. Bugu da ƙari, ana amfani da octadecenyl succinic anhydride (ODSA) a matsayin tsaka-tsakin sinadarai kuma yana taka muhimmiyar rawa wajen samar da sinadaran. Abubuwan sinadaransa suna aiki kuma yana iya shiga cikin nau'ikan halayen sinadarai don samar da wasu sinadarai, wanda ya sa ake amfani da shi sosai a fannonin masana'antu daban-daban2. "
3. A taƙaice, octadecenyl succinic anhydride ba wai kawai ana amfani da shi azaman ma'auni a cikin masana'antar takarda ba, har ma a matsayin tsaka-tsaki mai mahimmanci a cikin masana'antar sinadarai, yana nuna fa'idar aikace-aikacensa da mahimmanci a cikin masana'antar sinadarai.
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Octadecenylsuccinic Anhydride CAS 28777-98-2
Octadecenylsuccinic Anhydride CAS 28777-98-2
