-
ʻO HPMC, a i ʻole hydroxypropyl methylcellulose, he polymer versatile i loaʻa mai ka cellulose, kahi mea kūlohelohe i loaʻa i loko o nā paia cell o nā mea kanu. Ua loaʻa i nā mea i hoʻokumu ʻia ma HPMC ka nānā nui ʻia ma nā ʻoihana like ʻole ma muli o ko lākou mau waiwai kūikawā a me nā ʻano noi like ʻole. Hoʻolauna...E heluhelu hou aku»
-
1. Hoʻolauna: I ka hoʻohui lāʻau lapaʻau, he kuleana koʻikoʻi nā mea hoʻopaʻa i ka hōʻoia ʻana i ka pono a me ka hana o nā ʻano dosage. Ma waena o nā ʻōnaehana hoʻopaʻa like ʻole i loaʻa, kū ʻo Hydroxypropyl Methylcellulose (HPMC) ma ke ʻano he koho versatile a hoʻohana nui ʻia. 2. Nā waiwai o nā ʻōnaehana hoʻopaʻa HPMC...E heluhelu hou aku»
-
ʻO Hydroxypropyl methylcellulose (HPMC) kahi polymer versatile i hoʻohana pinepine ʻia i nā ʻoihana like ʻole, me ke kūkulu ʻana, nā lāʻau lapaʻau, ka meaʻai, a me nā mea hoʻonani. I ke kūkulu ʻana, he kuleana koʻikoʻi ko HPMC ma ke ʻano he mea hoʻohui i nā mea i hoʻokumu ʻia i ka sima, ʻoi aku hoʻi i ka hoʻomaikaʻi ʻana i ka ikaika o ka hoʻopaʻa ʻana. 1.Int...E heluhelu hou aku»
-
ʻO MC ka methyl cellulose, i loaʻa ma ka mālama ʻana i ka pulupulu i hoʻomaʻemaʻe ʻia me ka alkali, me ka hoʻohana ʻana i ka methyl chloride ma ke ʻano he etherifying agent, a me ka hana ʻana i ka cellulose ether ma o kahi moʻo o nā hopena. Ma keʻano laulā, ʻo ke kekelē o ka pani ʻana he 1.6 ~ 2.0, a ʻokoʻa hoʻi ka solubility me nā kekelē like ʻole ...E heluhelu hou aku»
-
Mea hana HPMC hydroxypropyl methyl cellulose mea hana hale hana mea hoʻolako mea hoʻopuka He aha ka hoʻohana nui ʻana o HPMC? Hiki ke hoʻokaʻawale ʻia ka HPMC i: papa kūkulu, papa meaʻai a me ka papa lapaʻau ma ka hoʻohana ʻana. Hoʻohana nui ʻia ka HPMC i nā mea kūkulu hale, nā uhi, nā resins synthetic, nā keramika, nā lāʻau lapaʻau, nā meaʻai, nā tex...E heluhelu hou aku»
-
He hui polymer ka cellulose ether me kahi ʻano ether i hana ʻia me ka cellulose. Loaʻa i kēlā me kēia apo glucosyl i loko o ka macromolecule cellulose ʻekolu mau hui hydroxyl, ka hui hydroxyl mua ma ka ʻātoma kalapona ʻeono, ka hui hydroxyl lua ma ka ʻātoma kalapona ʻelua a me ke kolu, a me ka hydrog...E heluhelu hou aku»
-
E hoʻolōʻihi ka Cellulose Ether i ka manawa hoʻonohonoho o ka sima kāpili a i ʻole ka ʻupena mortar, e hoʻopaneʻe i ka kinetics hydration sima, he mea pono ia e hoʻomaikaʻi i ka manawa hana o ka mea kumu sima, e hoʻomaikaʻi i ke kūlike a me ka slump sima ma hope o ka pohō, akā hiki nō hoʻi ke hoʻopaneʻe i ka holomua kūkulu ʻana, ʻoi aku hoʻi ...E heluhelu hou aku»
-
No ka hoʻopili ʻana o ka mortar pulu, loaʻa i ka hydroxypropyl methylcellulose nā waiwai mānoanoa maikaʻi, hiki ke hoʻonui nui i ka hiki ke hoʻopaʻa ma waena o ka mortar pulu a me ka papa kumu, a hiki ke hoʻomaikaʻi i ka hana anti-sag o ka mortar, no laila ua hoʻohana nui ʻia i ka plastering Mortar, paia waho ...E heluhelu hou aku»
-
ʻO ka hopena mānoanoa o ka cellulose ether e pili ana i: ke kekelē o ka polymerization o ka cellulose ether, ka nui o ka hopena, ka wikiwiki o ka shear, ka mahana a me nā kūlana ʻē aʻe. ʻO ka waiwai gelling o ka hopena he mea kū hoʻokahi ia i ka alkyl cellulose a me kāna mau derivatives i hoʻololi ʻia. ʻO nā waiwai gelation he r...E heluhelu hou aku»
-
1. Ka wela o ka hydration E like me ke kaʻina hoʻokuʻu o ka wela o ka hydration i ka hala ʻana o ka manawa, ua māhele pinepine ʻia ke kaʻina hydration o ka sima i ʻelima mau pae, ʻo ia hoʻi, ka wā hydration mua (0 ~ 15min), ka wā hoʻokomo (15min ~ 4h), ka wā wikiwiki a me ka hoʻonohonoho ʻana (4h ~ 8h), deceleration ...E heluhelu hou aku»
-
I ka hoʻohana ʻana i nā mea hana hale, ʻo ka hydroxypropyl methylcellulose kahi mea hoʻohui mea hana hale i hoʻohana nui ʻia, a hoʻohana nui ʻia ka hydroxypropyl methylcellulose i ka ʻoihana a he ʻano like ʻole. Hiki ke hoʻokaʻawale ʻia ka Hydroxypropyl methylcellulose i ke ʻano wai anuanu koke a me ke ʻano hoʻoheheʻe wela, co...E heluhelu hou aku»
-
I loko o ka putty, ka sima sima a me ka slurry gypsum-based, ʻo HPMC hydroxypropyl methylcellulose ether ke kuleana nui o ka paʻa ʻana o ka wai a me ka mānoanoa, a hiki ke hoʻomaikaʻi maikaʻi i ka hoʻopili ʻana a me ke kūpaʻa sag o ka slurry. ʻO nā mea e like me ka mahana o ka ea, ka mahana a me ka wikiwiki o ke kaomi makani e ...E heluhelu hou aku»