Mea hoʻohui lāʻau lapaʻau
He keʻokeʻo a keʻokeʻo waiū paha ka Hydroxypropyl methylcellulose (HPMC), ʻaʻohe ʻala, ʻono ʻole, pauka fibrous a granule paha, ʻaʻole iʻoi aku ka pohō kaumaha ma ka maloʻo ʻana ma mua o 10%, hoʻoheheʻe ʻia i ka wai anuanu akā ʻaʻole i ka wai wela, mālie i ka wai wela. Pehu mālie, peptization, a hana i kahi hopena colloidal viscous, kahi e lilo ai i hopena ke hoʻomaʻalili ʻia, a lilo i gel ke hoʻomehana ʻia. ʻAʻole hiki ke hoʻoheheʻe ʻia ka HPMC i ka ethanol, chloroform a me ether. Hoʻoheheʻe ʻia ia i loko o kahi mea hoʻoheheʻe hui ʻia o ka methanol a me ka methyl chloride. Hoʻoheheʻe ʻia hoʻi ia i loko o kahi mea hoʻoheheʻe hui ʻia o ka acetone, methyl chloride a me isopropanol a me kekahi mau mea hoʻoheheʻe organik ʻē aʻe. Hiki i kāna hopena wai ke ʻae i ka paʻakai (ʻaʻole i luku ʻia kāna hopena colloidal e ka paʻakai), a ʻo ka pH o 1% hopena wai he 6-8. ʻO ke ʻano molekala o HPMC ʻo C8H15O8-(C10H18O6) -C815O, a ʻo ka nui o ka molekala pili ma kahi o 86,000.
Loaʻa i ka HPMC ka solubility wai maikaʻi loa i ka wai anuanu. Hiki ke hoʻoheheʻe ʻia i loko o kahi hopena moakaka me ka hoʻoulu iki ʻana i ka wai anuanu. Ma ke ʻano ʻē, ʻaʻole ia e hoʻoheheʻe ʻia i ka wai wela ma luna o 60 ℃ a hiki ke pehu wale. He ʻetera cellulose non-ionic. ʻAʻohe uku ionic o kāna hopena, ʻaʻole launa pū me nā paʻakai metala a i ʻole nā hui organik ionic, a ʻaʻole pane me nā mea maka ʻē aʻe i ka wā o ke kaʻina hana hoʻomākaukau; loaʻa iā ia nā waiwai anti-allergic ikaika, a me ka hoʻonui ʻana o ke kekelē o ka pani ʻana i loko o ke ʻano molekala, ʻoi aku ka pale ʻana i nā allergies a ʻoi aku ka paʻa; he inert metabolically nō hoʻi. Ma ke ʻano he excipient lāʻau lapaʻau, ʻaʻole ia e metabolized a omo ʻia. No laila, ʻaʻole ia e hāʻawi i nā calorie i nā lāʻau lapaʻau a me nā meaʻai. He haʻahaʻa calorie, ʻaʻohe paʻakai, a ʻaʻohe paʻakai no nā maʻi maʻi diabetes. Loaʻa i nā lāʻau a me nā meaʻai allergenic kahi hoʻohana kūikawā; paʻa ia i nā waikawa a me nā alkalis, akā inā ʻoi aku ka waiwai PH ma mua o 2 ~ 11 a hoʻopilikia ʻia e nā mahana kiʻekiʻe a i ʻole he manawa mālama lōʻihi, e emi ana kona viscosity; hiki i kāna hopena wai ke hāʻawi i ka hana ʻili, e hōʻike ana i ka haunaele ʻili waena a me ka haunaele interfacial; loaʻa iā ia ka emulsification maikaʻi i ka ʻōnaehana ʻelua-phase, hiki ke hoʻohana ʻia ma ke ʻano he stabilizer maikaʻi a me ka colloid pale; loaʻa i kāna hopena wai nā waiwai hana kiʻiʻoniʻoni maikaʻi loa, he papa a me ka pila He mea uhi maikaʻi. ʻO ka uhi kiʻiʻoniʻoni i hana ʻia e ia he mau pono o ka colorlessness a me ka toughness. Hiki i ka hoʻohui ʻana i ka glycerin ke hoʻomaikaʻi i kona plasticity.
Hiki i nā huahana AnxinCel® HPMC ke hoʻomaikaʻi ʻia e nā waiwai aʻe i loko o ka Pharmaceutical Excipient:
· Ke hoʻoheheʻe ʻia i ka wai a hoʻoheheʻe ʻia ma o ka mea hoʻoheheʻe, hana ʻo HPMC i kahi ʻili aniani me ka ikaika tensile kiʻekiʻe.
· Hoʻonui i ka mana hoʻopaʻa.
ʻO ka matrix hydrophilic i hoʻohana ʻia me nā hydrates HPMC e hana i kahi papa gel, e kaohi ana i ke ʻano hoʻokuʻu lāʻau.
| Papa Manaʻo: | Noi iā TDS |
| HPMC 60AX5 | Kaomi ma aneʻi |
| HPMC 60AX15 | Kaomi ma aneʻi |