ʻO ka hydroxyprooppyl millll celpulouse hpmc heʻanoʻano likeʻole o ka eter ether methyl carboxymyl carboxymyl carboxymyl Ma muli o nāʻano likeʻole o nāʻano methoxyl a me nāʻano likeʻole, a me nāʻano likeʻole me nāʻano likeʻole, a me nāʻano likeʻole. Hoʻopili ke hana i kēlā o keʻano o ka hydroxypropopulose. Eia nō naʻe, ma nāʻano likeʻole,ʻoiai he liʻiliʻi liʻiliʻi o ka hui hydroxyprooppyl a iʻole ka liʻiliʻi o ka huiʻana i ka hopena o ka uila.
1.ʻO ka hoʻomaha o ka hydroxyprooppopsl
①solubility of hydroxyproopsl millll cellulouse i ka wai hydrolse cellulous ʻO ka cellulouse e like me ka wai anuanu maloʻo a me ka nui o ka wai momona wela. Eia nō naʻe, ma muli o ka hui hydroxyproopsl i hoʻololiʻia, uaʻoi aku ka nui o ka wela o ka wai ma mua o ka cellulous cellulouse. ʻO ka laʻana,ʻo ka mea kipa o ka hopena o ka hoʻonāʻana o ka lāʻau lapaʻau o ka hydroxyprooparlflose me 2% MethoyLl Kona mahana e hiki ai iā ia ke kokoke kokoke i 100 ° C,ʻoiaiʻo MiTylcreellse ma keʻano like keʻano like ma keʻano he 55 ° c. Me ana no kona wahialu i ka wai, ua laha loa ia. ʻO ka laʻana,ʻo ka pulvericypopyl hydroxlopyl middylselll
②the Solubile o ka hydroxyprooppopplayl millll cellulse i nā celfoulse e pono ai keʻano o ka celdronulse hydroxyprooppyl ms = 1.5 ~ 1.8 a me nā methoxy ds = 0.2 E lulu pūʻia i loko o nā hydrocarbons e like me ka diclocarbons e like me dicloromothane a me chloroform, a me nā chlorotic ʻOi aku ka maikaʻi o kāna meaʻona i nā mea kūlohelohe ma mua o ka wai-wai.
2. Nā mea e hoʻopilikia ana i ka viscosity o ka hydrosypopplolflolose
Ka hoʻohālikelikeʻana i nā mea o ka hydroxyprooppyl mathyll celcoulse calcosity i ka manaʻo maʻamau ʻO ka mākaʻikaʻi o ka huahana like me ka hoʻonuiʻana o ka loaʻaʻana o kaʻike. No nā huahana me nā kaupaona likeʻole i nāʻano likeʻole, nā huahana me nā kaupaona nui he nui o nā kaupaona nui. ʻO kona pilina me ka mahana e like me ka mea like o ka cellulose cellulose. Ke hoʻonui nei ka mahana, hoʻomaka ka viscosity i ka hoʻemiʻana, akā ke piʻi aʻe i kahi mahana, ke piʻi koke nei ka viscosity. ʻO keʻano o keʻano o nā huahana Viscosity haʻahaʻa kiʻekiʻe. he kiʻekiʻe. ʻAʻole pili waleʻia kāna Gel Point i ka Viscosity o ka Ether Pono e hoʻomaopopoʻia he mea nuiʻo hydroxxyl midyoplalse a me kāna hopena i ka hoʻomehana o ke keʻena me kaʻole o ka degradation ākea.
3
ʻO Hydroxyprooparplayl Midylcellse AcID lāuaʻo Alkali pale i ka HydroxyPlayLl Matedlcelllose Hiki iā ia ke hoʻopaʻa i kahi nui o ke kukui kukui. E like me keʻano o ka actid acid, acetic acid, citric acid acid, phosphoric acid ka hopena o ka hōʻemiʻana i ka viscosity. ʻAʻohe o Alkali e like me ka pakuhiʻo ka paʻu,ʻo Kālepaʻaʻo Potitic a me Lime ka Paki o ka Hoʻolaha, akā, e hoʻonui ana i ka nānāʻana o ka hopena.
4
ʻO ka Miscibility o ka hydroxyprooppyl millll cellulose celdroxyprobyl millrolous still e lilo i mea hoʻohuihui ʻO kēia mau hui polymer e hui pū me Polythlyyne Glycol, PolyMeyl Acetate, PolyMethine, polylluse ʻO nā hui polymer kūlohelohe e like me ka gum arabic, doan gum, karaya gum, etc. a hui pū me kāna hopena. Hiki ke hoʻohui pūʻiaʻo HydroxyParplayl Hiki ke hoʻohanaʻia kēia mau pūpū e like me ka hydroxypopyl methylcellse. ʻO Cellulose-celsizzer-noterizizer.
5
ʻO ka waiʻona manu insolubilized waiʻawaʻawa o ka mydroxxyproopaloke e hiki ke kāʻeiʻia nā keiki kāne, a lilo i poʻe wai-waiʻawaʻawa i ka wai. ʻO nā'ōlaʻi e hana i ka hydswreekoke hydroxllouse,ʻo Glyoxal, e hoʻohana pono i ka lilo o ka maʻi. No laila, ua hoʻohana pinepineʻiaʻo Glyoxal ma keʻano he mea hoʻokele ma keʻano o ka hanaʻoihana. ʻO ka dosage o kēiaʻano o keʻano o keʻano o ka hoʻokūkū ma ka hopenaʻo 0.2% ~ 10% o ka Eter Still ʻO ka wela o ka hoʻomaʻamaʻa maʻamau 0 ~ 30 ℃, aʻo ka manawa ka 1 ~ 120Min. Pono keʻano o ka hopena o ke keʻaʻana ma lalo o nā kūlana Acidic. ʻO ka maʻamau,ʻo Indoranic ikaika AcID a iʻole nā mea hoʻokele Carboryic e hoʻohuiʻia i ka hoʻonā e hoʻoponopono ai i ka hopena o ka hopena ma kahi o 2 ~ 6, a laila e hoʻohuiʻia ma waena o ka hopena o keʻano. . ^. Ua hoʻohanaʻia nā acids i hoʻopaʻaʻia i ka hydrochlopric acid, sulfuric acid acid acid Hiki ke hoʻohui pūʻia ka ACID a me Aldehyde i ka manawa maʻalahi eʻae i ka hopena e hiki ai i ka hoʻonā ke crosslink i loko o ka pae ph. Hoʻohana pinepineʻia kēia hopena ma ke kaʻina hana kūʻai hope loa i ke kaʻina hoʻomākaukau o nā mea nona ka cellulose. Ma hope o ka interolubalized cellouse, kūpono ia e holoi a hoʻomaʻemaʻe me ka wai ma 20 ~ 25 ° C. Ke hoʻohanaʻia ka huahana, hiki ke hoʻohuiʻia kahi mea alkaline i ka hopena o ka huahana e hoʻoponopono koke i ka hopena. Hoʻohanaʻia kēiaʻano hana i ka hopena o ka cellouse eter i hanaʻia i loko o kahi kiʻiʻoniʻoni a laila e ho'ōlaʻia ka kiʻiʻoniʻoni e hana i kahi kiʻiʻoniʻoni.
6.ʻO ka hydroxyproopyl methylcrelllous e paleʻia i nā enzymes
ʻO ka hydroxyprooppopplayl middlcelllose e paleʻia i nā enzymes. Ma ke kumuwaiwai,ʻo Cellulose Derivatives, e like me kēlā me kēia hui i hoʻopaʻaʻia,ʻaʻole ia e hoʻokaʻawaleʻia e ka papa inoa o ka cedit ʻO nā huiʻo Untubstitted Ayhydroglucose e hana i nā sugars. ,ʻo wai ka mea i hoʻopiliʻia e like me nā mea kanu no nā microorganisms. No laila, inā e hoʻonui ka Eratification Central Central of Cellilouse Ua hōʻikeʻiaʻo ia keʻano o keʻano o ke koena o ka hydroxyproopyl mathylcelll Hiki keʻikeʻia he hiki i ka hikiʻana o ka anti-enzyme o ka hydroxyproopsll oldrocyprololose. No laila,ʻo ka pale kū'ē maikaʻi loa o ka hydroxyprooppopuka, hui pū me kāna waiwai maikaʻi, e like me nā kiʻiʻoniʻoni a me nā kiʻi o nā mea hana o ka wai. Eia nō naʻe, no ka mālamaʻana o ka hopena o ka hopena a iʻole ka hopena e hiki ke hoʻohuiʻia e like me ka ukuʻana e like me nā koi hope o ka hopena. ʻO Phenylmercuric Actetate a me nā Manganse Fluorsoslicate he mau mea hana maikaʻi, akā pono lākouʻelua i ka hana.
7.ʻO nā waiwai o ke kiʻiʻoniʻoniʻo hydroxyproopulose
ʻO ka hana a ka hydroxyprooparpopall midylcelulose kiʻi kiʻi kiʻiʻoniʻoniʻo hydrocrellose, a lilo i mea hoʻonālei ka mea e hoʻomālamalama ai ka paleʻana. A me nā kiʻi paʻakikī. Ua loaʻa iā ia ke kū'ē kino maikaʻi a mālamaʻia i ka paʻa i nā kiʻekiʻe kiʻekiʻe. No ka laʻana, hiki i ka hoʻohuiʻana i kahi pākīma hygroskocoper ke hoʻonui i kāna ellingation a me ka maʻalahi. E hoʻomaikaʻi i ka uila,ʻo nā mea hoʻopili e like me ka glycerin a me ka sorbit i kūpono loa. ʻO ka hopena o ka hopena maʻamau he 2% ~ 3%, aʻo ka nui o ka palaki he 10% ~ 20% o ka eter cellouse. Inā kiʻekiʻe loa kaʻikepili o ka palu,ʻo ka nui o nā shnonomyon o ka dehyderage o ka dehydration collindration e hele mai ma lalo o ka haʻahaʻa kiʻekiʻe. ʻO ka ikaika o keʻano o ke kiʻi me ka kiʻiʻoniʻoni e hoʻohuiʻiaʻoi aku ka nui ma mua o ka pāpūʻole, a hoʻonui ka hoʻonuiʻana i ka nui o ka hoʻohui hoʻohuiʻia. E like me ka hygroscopicity o ke kiʻiʻoniʻoni, hoʻonui houʻiaʻo ia me ka hoʻonuiʻana o ka nui o ka pepa pepa.
Post Time: Feb-20-2025