ʻO HydroxyPropsl Millylcellse (HPMC) he polymer kalepa me ka nui o nā noi e pili ana i nāʻoihana'ē aʻe, e kūkuluʻia, nā meaʻai, nā meaʻai, nā mea kanu I ka wā e noʻonoʻo ai i kāna mau kumuwaiwai, he mea nui ia e hana ai i loko o kānaʻano e pili ana i keʻano o keʻanoʻana, he maʻi likeʻole.
ʻO ka hoʻokūkūʻo Thermal: HPMC e hōʻike ana i ke kūpaʻa maikaʻi maikaʻi ma luna o kahi ākea ākea ākea. ʻO nā decompos maʻamau ma nā kiʻekiʻe kiʻekiʻe, maʻamau ma luna o 200 ° C, ma muli o ke kaupaonaʻana, a me nā mea'ē aʻe. Hoʻokomoʻia ke kaʻina hana degradatation i ka cleavage o ke kua a me ka hoʻokuʻuʻana o nā huahana collatile decomposition.
ʻO ke aniani unuhi aniani (TG): E like me nā Polymers he nui,ʻo HPMC i lalo o ke aniani aniani i kahi aniani i kahi kūlana o kahi aniani. ʻO ka tg o ka HPMC Hoʻololi ma muli o kona kiʻekiʻe o ke kumu o ke kumu, mollecular, a me nāʻike nui. ʻO ka maʻamau,ʻo ia nā mea i 50 ° C i 190 ° C. Ma luna o TG,ʻo HPMC e lilo i mea hou a hōʻikeʻia a hōʻike i ka hoʻonuiʻana i ka molecular molecular.
ʻO Melting Point:ʻAʻole loaʻa kahi o ka HPMC FACT i kahiʻano leʻaleʻa no ka meaʻo ia ka meaʻo ia kahi polymulus amorpous. Eia nō naʻe, he mau mea e kahe ana a hiki i ke kaheʻana i nā mahana kiʻekiʻe. ʻO ka heleʻana o nā mea hoʻohui a iʻole nā mea haumia e pili ana i konaʻano hoʻomālamalama.
ʻO keʻano o ke ao nei Mālama kēia waiwai i kūpono no nā noi e koi ana i ka intermation inrulate, e like me nā papa lāʻau lapaʻau a iʻole nā mea kūkulu hale kūʻai hale.
ʻO ka hoʻonui nuiʻana: E like me ka hapa nui o nā polymers,ʻo HPMC i ka wā e hoʻomehanaʻia a me nā aelike ke nānāʻia. Ka maikaʻi o ka hoʻonuiʻana i ka hoʻopiʻi ʻO ka maʻamau, he CTE ma ka pae o 100 a 300 PPM / ° C.
ʻO ka mana wela:ʻO ka mana wela o ka HPMC i hāpaiʻia e kāna molcular, keʻano o keʻano o keʻano, a me nā mea iʻikeʻia. ʻO ka maʻamau maʻamau mai 1.5 a hiki i 2.5 j / g ° c. ʻOi aku ka kiʻekiʻe o nā kiʻekiʻe o keʻano a me nāʻike o ka nui e hoʻonui ai i ka mana wela.
Thermal Degradation: I ka manawa i hōʻikeʻia ai i nā kiʻekiʻe kiʻekiʻe no nā manawa lōʻihi, hiki i ka hpmc ke kau i lalo o ka degradation. Hiki i kēia kaʻina hana i nā loli i loko o kānaʻano lāʻau, e alakaʻi ana i kahi nalowale o nā waiwai e like me kaʻikeʻana a me ka ikaika o keʻano.
Hoʻonuiʻo Themmal Conduction E hoʻopili ana i nā mea poho a hoʻohui pū paha, e like me nā mea hoʻohui me nā metallic a iʻole nā carbon nanotubes, hiki iā ia ke hoʻomaikaʻi i nā lako hana wela.
Nā noi: Hoʻomaopopo i nā waiwai o nā mea hoʻonani o HPMC no ka hoʻomaikaʻiʻana i kāna hoʻohanaʻana i nā noi likeʻole. Ma nā lāʻau lapaʻau, hoʻohanaʻiaʻo ia ma keʻano he binder, kiʻi kiʻi, a me ka hoʻokuʻuʻana i ka hana ma nā papa papa. I ka hana, ua hanaʻia ia ma nā'ōnaehana comation e pono ai e hoʻomaikaʻi i ka hana, a me ka wai. I kaʻaiʻana a me nā cystecs, lawelawe ia e like me ka mea kime pika,ʻoihana, a emloifier.
ʻO Hydroxyproopylfopyl Midylcellouse (HPMC) hōʻike i ka nui o nā waiwai o nā Thermal Properties e kūpono ai i nā noi. Kona mau kaohiʻana, ke aniani uila uila, thermal cental, a me nā hiʻohiʻona koʻikoʻi e hana ana i kāna hana a me nā noi. ʻO ka hoʻomaopopoʻana i kēia mau waiwai he mea nui no ka hoʻohana ponoʻana o HPMC i nā huahana likeʻole.
POST manawa: Mei-09-2024