Ke kohoHydroxypropyl Methylcellulose (HPMC), ʻO ka loiloi ʻana i ka mālama ʻana i ka wai he mea hōʻailona maikaʻi loa, ʻoi aku ka nui o nā noi ma nā kahua o ke kūkulu ʻana, nā lāʻau lapaʻau, nā mea hoʻonaninani, a me nā mea ʻē aʻe.
1. ʻO ka hana molekala a me ke kaumaha mole
ʻO ke kaumaha molekala o AnxinCel®HPMC a me kona ʻano molekala e pili pono ana i kāna hana mālama wai. ʻO ka maʻamau, ʻoi aku ka kiʻekiʻe o ka paona molekala o HPMC, ʻoi aku ka maikaʻi o ka mālama ʻana i ka wai. ʻO ka HPMC me ke kaumaha molekala ʻoi aku ka lōʻihi o ke kaulahao, hiki ke komo i ka wai hou aʻe a hana i kahi ʻano gel paʻa.
HPMC kiʻekiʻe molecular kaumaha: He haʻahaʻa haʻahaʻa i loko o ka wai, akā hiki ke mālama maikaʻi i ka wai, a kūpono i nā noi me nā koi paʻa wai kiʻekiʻe, e like me ke kūkulu ʻana i ka mortar, nā uhi, etc.
Haʻahaʻa molekala kaumaha HPMC: ʻAʻole paʻa ka wai, akā ʻoi aku ka maikaʻi o ka wai, kūpono no ka hoʻokumu ʻana e koi ai i ka paʻa wikiwiki a i ʻole ka maloʻo wikiwiki.
2. Hydroxypropyl maʻiʻo
ʻO ka maʻiʻo Hydroxypropyl e pili ana i ka ʻike o nā pūʻulu hydroxypropyl i loko o nā molekala HPMC, i hōʻike pinepine ʻia ma ke ʻano he pākēneka nui. Hoʻopili ka ʻike o ka hydroxypropyl i ka solubility, viscosity a me ka paʻa wai o HPMC.
High hydroxypropyl content HPMC: hiki ke hoʻoheheʻe maikaʻi ʻia i ka wai a hoʻonui i ka hydration, no laila ʻoi aku ka maikaʻi o ka mālama ʻana i ka wai a kūpono loa no ka hoʻohana ʻana i nā wahi haʻahaʻa kiʻekiʻe.
Haʻahaʻa hydroxypropyl maʻiʻo HPMC: haʻahaʻa solubility, akā hiki i ka viscosity kiʻekiʻe, i oi kūpono i loko o kekahi mau noi e like me ka manoanoa paʻi uhi.
3. Ka hikiwawe
ʻO ka solubility o HPMC kekahi o nā mea nui i ka hoʻoholo ʻana i kona paʻa wai. Hiki ke hoʻoheheʻe maikaʻi ʻia i loko o ka wai, a laila e ʻoi aku ka maikaʻi o ka mālama ʻana i ka wai.
Hiki ke hoʻoheheʻe ʻia i ka wai mehana: Hiki ke hoʻoheheʻe ʻia ka hapa nui o nā HPMC i ka wai mehana. Hiki i ka HPMC ho'ohehe'e ke hana i ka hopena colloidal, e kōkua iā ia e noho ma'ema'e i loko o ka slurry sima a pale i ka ho'ohehe'e 'ana o ka wai.
Hiki ke hoʻoheheʻe wai anuanu: No nā huahana pono e hoʻohana ʻia ma nā wahi wela haʻahaʻa, ʻoi aku ka kūpono o ka HPMC me ka wai anuanu ʻoi aku ka maikaʻi. Hiki i kēia ʻano HPMC ke hoʻoheheʻe koke i ka lumi wela a i ʻole ka wela haʻahaʻa e hōʻoia i ka paʻa ʻana o ka wai i ka wā o ke kūkulu ʻana.
4. Puunaue ka nui o ka palaki
Hoʻopili pololei ka nui o ka ʻāpana o ka HPMC i kona helu hoʻoheheʻe a me ka hana paʻa wai. ʻOi aku ka wikiwiki o ka hoʻoheheʻe ʻana o ka HPMC me nā ʻāpana liʻiliʻi a hiki ke hoʻokuʻu koke i ka wai i loko o ka ʻōnaehana, a laila e hoʻonui ai i kona hopena paʻa wai. ʻOiai ʻoi aku ka lohi o ka HPMC me nā ʻāpana nui, hiki ke hana i ka hydration paʻa i ka ʻōnaehana, no laila ʻoi aku ka lōʻihi o ka paʻa ʻana o ka wai.
ʻO ka ʻāpana maikaʻi HPMC: He kūpono no nā noi e koi ana i ka hoʻoheheʻe wikiwiki, hiki ke hoʻokuʻu koke i ka wai, a kūpono i nā huahana e like me ka mortar maloʻo maloʻo a me nā mea hoʻopili e koi ai i ka hydration mua.
ʻOi aku ka maikaʻi i nā hiʻohiʻona e koi ana i ka mālama ʻana i ka wai lōʻihi, e like me ka slurry sima lōʻihi, nā mea hoʻopaʻa i nā mea kūkulu hale, etc.
5. Māmā maʻemaʻe
E pili ana ka makū o ka HPMC i kāna hana mālama wai. Hiki i ka wai nui ke hoʻololi i ka HPMC i kāna hana i ka wā mālama a hoʻohana. No laila, ʻoi aku ka lōʻihi o ke ola o ka HPMC maloʻo a ʻoi aku ka paʻa o ka hana. I ke koho ʻana, e hoʻolohe i kona ʻano wai e pale aku i ka nui o ka wai e pili ana i ka hopena hoʻohana.
6. Kūleʻa wela
ʻO ka paʻa ʻana o ka wai o HPMC e pili pū ana me kona pale wela. Pono paha kekahi mau noi iā HPMC e mālama i ka wai paʻa i nā wela kiʻekiʻe. ʻO kahi laʻana, pono paha e hoʻohana ʻia nā uhi hoʻolālā i nā mahana kiʻekiʻe i ka wā o ke kūkulu ʻana. ʻO ke koho ʻana i ka HPMC me ke kūpaʻa wela ikaika e hiki ke hōʻoia i ka paʻa ʻana o ka wai i ka wā o ke kūkulu ʻana a pale i ka mea mai ka maloʻo wikiwiki.
7. Paʻa
E pili ana ka paʻa o HPMC i kona paʻa ʻana i ka wai ma lalo o nā kūlana pH like ʻole a me ka mahana. Hiki i ka HPMC paʻa ke mālama i ka wai no ka manawa lōʻihi ma nā wahi like ʻole, ʻoi aku hoʻi i nā wahi alkaline ikaika a i ʻole ka waikawa e like me ka cement a i ʻole gypsum. He mea koʻikoʻi ke koho ʻana i ka HPMC me ka paʻa ikaika. Inā maikaʻi ʻole ka paʻa kemika o HPMC, e emi ana kona paʻa wai i ka manawa, e pili ana i ka hana hope.
8. Hoʻohui a me ka lapaʻau ʻili
E hoʻohui kekahi mau huahana HPMC i nā lapaʻau kūikawā kūikawā a i ʻole nā mea hoʻohui hana i ka wā o ke kaʻina hana e hoʻomaikaʻi ai i ka mālama ʻana i ka wai. No ka laʻana, ma ka hoʻohui ʻana i kekahi mau polymers a i ʻole colloids, hiki ke hoʻomaikaʻi hou ʻia ka mana paʻa wai o HPMC. Eia kekahi, e hoʻomaikaʻi kekahi mau huahana i ko lākou wai ma o ka hoʻohui ʻana i nā mea anti-caking agents, e ʻoi aku ka maʻalahi o ka HPMC i ka wā hoʻohana.
9. Nā ʻano hoʻāʻo
Ke koho ʻana i ka HPMC, hiki ke hoʻohana ʻia kekahi mau hana hoʻāʻo e loiloi i kona paʻa wai. ʻo kahi laʻana:
ʻO ka hoʻāʻo ʻana i ka wai: E hoʻoholo i ka nui o ka wai i hiki i ka HPMC ke komo i kekahi manawa.
ʻO ka hoʻāʻo ʻana i ka mana paʻa wai: E hoʻāʻo i ka hiki o AnxinCel®HPMC ke mālama i ka wai i ka wā e hui pū ai me ka hoʻohālikelike ʻana i nā kūlana kūkulu.
ʻO ka hoʻoholo ʻana i ka viscosity: Pili pololei ka viscosity i kona hydration. Hoʻoholo ʻia kona paʻa wai e ka viscosity. ʻOi aku ka maikaʻi o ka mālama ʻana o ka wai i ka HPMC me ka viscosity kiʻekiʻe.
Ke koho i ka ponoHPMC, he mea pono e noonoo nui i na mea he nui e like me ka molecular weight, hydroxypropyl degree, solubility, particle size distribution, temperature resistance, stability, etc. E like me na pono like ole o na noi maoli, e koho i ke ano pono o ka huahana HPMC no ka hooiaio ana i kona hana ana i ka paa ana o ka wai i na koi. ʻOi aku i ka hana a me nā ʻoihana lāʻau lapaʻau, ʻaʻole pili ka paʻa ʻana o ka wai o HPMC i ka hopena o ke kūkulu ʻana, akā hiki ke hoʻopilikia i ka maikaʻi hope o ka huahana, no laila e koho ʻia me ka akahele loa.
Ka manawa hoʻouna: Feb-21-2025