1. He aha ka hoʻohana nui ʻana o ka hydroxypropyl methylcellulose (HPMC)?
Hoʻohana nui ʻia ka HPMC i nā mea kūkulu hale, nā uhi, nā resins synthetic, nā keramika, nā lāʻau lapaʻau, ka meaʻai, nā lole, ka mahiʻai, nā mea hoʻonani, ka paka a me nā ʻoihana ʻē aʻe. Hiki ke hoʻokaʻawale ʻia ka HPMC i ke ʻano kūkulu hale, ke ʻano meaʻai a me ka ʻano lāʻau lapaʻau e like me ke kumu. I kēia manawa, ʻo ka hapa nui o nā huahana kūloko he ʻano kūkulu hale. I ke ʻano kūkulu hale, hoʻohana nui ʻia ka pauka putty, ma kahi o 90% e hoʻohana ʻia no ka pauka putty, a ʻo ke koena e hoʻohana ʻia no ka sima sima a me ke kāpili.
2. Aia kekahi mau ʻano hydroxypropyl methylcellulose (HPMC), a he aha nā ʻokoʻa o kā lākou hoʻohana ʻana?
Hiki ke hoʻokaʻawale ʻia ka HPMC i ke ʻano koke a me ke ʻano hoʻoheheʻe wela. Hoʻopuehu koke ka huahana ʻano koke i ka wai anuanu a nalowale i loko o ka wai. I kēia manawa, ʻaʻohe mānoanoa o ka wai no ka mea ua hoʻopuehu wale ʻia ka HPMC i loko o ka wai me ka ʻole o ka hoʻoheheʻe maoli ʻana. Ma kahi o 2 mau minuke, piʻi mālie ka mānoanoa o ka wai, e hana ana i kahi colloid viscous maopopo. ʻO nā huahana hoʻoheheʻe wela, i ka wā e hui ai me ka wai anuanu, hiki ke hoʻopuehu koke i ka wai wela a nalowale i ka wai wela. Ke hāʻule ka mahana i kahi mahana, e ʻike mālie ʻia ka mānoanoa a hiki i ka hana ʻana i kahi colloid viscous maopopo. Hiki ke hoʻohana wale ʻia ke ʻano hoʻoheheʻe wela i ka pauka putty a me ka mortar. I loko o ka glue wai a me ka pena, e loaʻa kahi hanana hui a ʻaʻole hiki ke hoʻohana ʻia. Loaʻa i ke ʻano koke kahi ākea o nā noi. Hiki ke hoʻohana ʻia i loko o ka pauka putty a me ka mortar, a me ka glue wai a me ka pena, me ka ʻole o nā contraindications.
3. He aha nā ʻano hoʻoheheʻe ʻana o ka hydroxypropyl methylcellulose (HPMC)?
Ke ʻano hoʻoheheʻe wai wela: ʻOiai ʻaʻole hoʻoheheʻe ʻia ka HPMC i ka wai wela, hiki ke hoʻopuehu like ʻia ka HPMC i ka wai wela i ka wā mua, a laila hoʻoheheʻe koke ʻia i ka wā e hoʻomaʻalili ʻia ai. Ua wehewehe ʻia ʻelua mau ʻano maʻamau penei:
1) E hoʻokomo i ka nui o ka wai wela e pono ai i loko o ka ipu a hoʻomehana iā ia a hiki i kahi o 70°C. Ua hoʻohui mālie ʻia ka hydroxypropyl methylcellulose ma lalo o ka hoʻoulu mālie ʻana, i ka wā mua ua lana ka HPMC ma luna o ka wai, a laila hana mālie i kahi slurry, kahi i hoʻomaʻalili ʻia ma lalo o ka hoʻoulu ʻana.
2), e hoʻohui i ka 1/3 a i ʻole 2/3 o ka nui o ka wai e pono ai i loko o ka ipu, a hoʻomehana iā ia i 70°C, e hoʻopuehu i ka HPMC e like me ke ʻano o 1), a hoʻomākaukau i ka slurry wai wela; a laila e hoʻohui i ke koena o ka wai anuanu i ka slurry wai wela, ua hoʻomaʻalili ʻia ka hui ʻana ma hope o ka hoʻoulu ʻana.
ʻAno kāwili pauka: e kāwili i ka pauka HPMC me ka nui o nā mea pauka ʻē aʻe, e kāwili maikaʻi me ka mea kāwili, a laila e hoʻohui i ka wai e hoʻoheheʻe, a laila hiki ke hoʻoheheʻe ʻia ka HPMC i kēia manawa me ka ʻole o ka hoʻopili ʻana, no ka mea, he liʻiliʻi wale nō ka HPMC ma kēlā me kēia kihi liʻiliʻi. ʻO ka pauka, e hoʻoheheʻe koke ʻia ke hoʻopili ʻia me ka wai. ——Ke hoʻohana nei nā mea hana pauka Putty a me ka mortar i kēia ʻano hana. [Hoʻohana ʻia ka Hydroxypropyl methylcellulose (HPMC) ma ke ʻano he mea hoʻomānoanoa a me ka mea paʻa wai i loko o ka mortar pauka putty. ]
4. Pehea e hoʻoholo ai i ka maikaʻi o ka hydroxypropyl methylcellulose (HPMC) me ka maʻalahi a me ka naʻauao?
(1) Keʻokeʻo: ʻOiai ʻaʻole hiki i ka keʻokeʻo ke hoʻoholo inā maʻalahi ka hoʻohana ʻana i ka HPMC, a inā hoʻohui ʻia nā mea hoʻokeʻokeʻo i ka wā o ke kaʻina hana, e hoʻopilikia ia i kona maikaʻi. Eia nō naʻe, ʻo ka hapa nui o nā huahana maikaʻi he keʻokeʻo maikaʻi.
(2) Maikaʻi: ʻO ka maikaʻi o ka HPMC ma ke ʻano maʻamau he 80 mesh a me 100 mesh, a ʻoi aku ka liʻiliʻi o 120 mesh. ʻO ka hapa nui o HPMC i hana ʻia ma Hebei he 80 mesh. ʻO ka maikaʻi o ka maikaʻi, ma ke ʻano laulā, ʻoi aku ka maikaʻi.
(3) Ka hoʻoili ʻana o ka mālamalama: e hoʻokomo i ka hydroxypropyl methylcellulose (HPMC) i loko o ka wai e hana i kahi colloid moakaka, a nānā i kona hoʻoili ʻana o ka mālamalama. ʻOi aku ka nui o ka hoʻoili ʻana o ka mālamalama, ʻoi aku ka maikaʻi, e hōʻike ana he emi nā mea hiki ʻole ke hoʻoheheʻe ʻia i loko. . ʻOi aku ka maikaʻi o ka permeability o nā reactors vertical, a ʻoi aku ka ʻino o nā reactors horizontal, akā ʻaʻole ia he manaʻo he ʻoi aku ka maikaʻi o ke ʻano o nā reactors vertical ma mua o nā reactors horizontal, a ua hoʻoholo ʻia ke ʻano o ka huahana e nā kumu he nui.
(4) Ke kaumaha kikoʻī: ʻOi aku ka nui o ke kaumaha kikoʻī, ʻoi aku ka maikaʻi o ke kaumaha. Nui ka kikoʻī, ma ke ʻano nui no ka mea he kiʻekiʻe ka nui o ka hui hydroxypropyl i loko, a he kiʻekiʻe ka nui o ka hui hydroxypropyl, ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai.
5. He aha ka nui o ka hydroxypropyl methylcellulose (HPMC) i loko o ka pauka putty?
ʻOkoʻa ka nui o ka HPMC i hoʻohana ʻia i nā hana kūpono ma muli o ke kaiapuni o ke aniau, ka mahana, ka maikaʻi o ka calcium lehu kūloko, ke ʻano o ka pauka putty a me ka "maikaʻi e pono ai nā mea kūʻai aku". Ma ke ʻano laulā, ma waena o 4 kg a me 5 kg. No ka laʻana: ʻo ka hapa nui o ka pauka putty ma Beijing he 5 kg; ʻo ka hapa nui o ka pauka putty ma Guizhou he 5 kg i ke kauwela a me 4.5 kg i ka hoʻoilo; ʻo ka nui o ka putty ma Yunnan he liʻiliʻi iki, maʻamau he 3 kg a 4 kg, a pēlā aku.
6. He aha ka mānoanoa kūpono o ka hydroxypropyl methylcellulose (HPMC)?
ʻO ke kumukūʻai maʻamau o ka pauka Putty he 100,000 yuan, a ʻoi aku ke kiʻekiʻe o nā koi no ka mortar, a he 150,000 yuan ka mea e pono ai no ka hoʻohana maʻalahi. Eia kekahi, ʻo ka hana nui loa o HPMC ka paʻa ʻana i ka wai, a ukali ʻia e ka mānoanoa. I loko o ka pauka putty, inā maikaʻi ka paʻa ʻana o ka wai a haʻahaʻa ka viscosity (70,000-80,000), hiki nō hoʻi. ʻOiaʻiʻo, ʻo ke kiʻekiʻe o ka viscosity, ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai. Ke ʻoi aku ka viscosity ma mua o 100,000, e hoʻopilikia ka viscosity i ka paʻa ʻana o ka wai. ʻAʻole nui hou.
7. He aha nā ʻōkuhi loea nui o ka hydroxypropyl methylcellulose (HPMC)?
ʻO ka nui o ka hydroxypropyl a me ka mānoanoa, hopohopo ka hapa nui o nā mea hoʻohana e pili ana i kēia mau ʻōkuhi ʻelua. ʻO ka poʻe me ka nui o ka hydroxypropyl he ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai. ʻO ka mea me ka mānoanoa kiʻekiʻe he ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai, me ka hoʻohālikelike (ʻaʻole loa), a ʻoi aku ka maikaʻi o ka hoʻohana ʻana i ka mea me ka mānoanoa kiʻekiʻe i ka sima sima.
8. He aha nā mea nui o ka hydroxypropyl methylcellulose (HPMC)?
ʻO nā mea maka nui o ka hydroxypropyl methylcellulose (HPMC): pulupulu i hoʻomaʻemaʻe ʻia, methyl chloride, propylene oxide, a me nā mea maka ʻē aʻe, caustic soda, acid, toluene, isopropanol, a pēlā aku.
9. He aha ka hana nui o ka hoʻopili ʻana o HPMC i ka pauka putty, a hana ia ma ke ʻano kemika?
I loko o ka pauka putty, ʻekolu kuleana o HPMC o ka mānoanoa, ka paʻa ʻana o ka wai a me ke kūkulu ʻana. Mānoanoa: Hiki ke hoʻomānoanoa ʻia ka Cellulose e hoʻokuʻu a mālama i ka hopena like i luna a i lalo, a pale aku i ka sagging. Paʻa wai: e hoʻomaloʻo mālie i ka pauka putty, a kōkua i ka calcium lehu e pane ma lalo o ka hana a ka wai. Kūkulu ʻana: He hopena lubricating ko Cellulose, hiki ke hana i ka pauka putty i kūkulu maikaʻi ʻia. ʻAʻole komo ʻo HPMC i kekahi hopena kemika, akā he hana kōkua wale nō. ʻO ka hoʻohui ʻana i ka wai i ka pauka putty a kau iā ia ma ka paia he hopena kemika, no ka mea, ua hoʻokumu ʻia nā mea hou. Inā ʻoe e wehe i ka pauka putty ma ka paia mai ka paia, e wili iā ia i pauka, a hoʻohana hou, ʻaʻole ia e hana no ka mea ua hoʻokumu ʻia nā mea hou (calcium carbonate). ) pū kekahi. ʻO nā ʻāpana nui o ka pauka kalipuna lehu: kahi hui ʻana o Ca(OH)2, CaO a me kahi liʻiliʻi o CaCO3, CaO+H2O=Ca(OH)2—Ca(OH)2+CO2=CaCO3↓+H2O Aia ka kalipuna lehu i loko o ka wai a me ka ea Ma lalo o ka hana a CO2, hoʻopuka ʻia ka kalipuna kalapona, ʻoiai ʻo HPMC e mālama wale i ka wai, e kōkua ana i ka hopena maikaʻi o ka kalipuna lehu, a ʻaʻole ia e komo i kekahi hopena ponoʻī.
10. ʻO HPMC kahi ʻetera cellulose non-ionic, no laila he aha ka non-ionic?
Ma nā huaʻōlelo maʻamau, ʻo nā non-ion he mau mea i hoʻokaʻawale ʻole ʻia i loko o ka wai. ʻO ka ionization ke kaʻina hana e hoʻokaʻawale ʻia ai kahi electrolyte i loko o nā ion i hoʻopiʻi ʻia e hiki ke neʻe manuahi i loko o kahi mea hoʻoheheʻe kikoʻī (e like me ka wai, ka waiʻona). No ka laʻana, ʻo ka sodium chloride (NaCl), ka paʻakai a mākou e ʻai ai i kēlā me kēia lā, hoʻoheheʻe ʻia i loko o ka wai a hoʻokaʻawale ʻia e hana i nā ion sodium neʻe manuahi (Na+) i hoʻopiʻi maikaʻi ʻia a me nā ion chloride (Cl) i hoʻopiʻi maikaʻi ʻole ʻia. ʻO ia hoʻi, ke kau ʻia ka HPMC i loko o ka wai, ʻaʻole ia e hoʻokaʻawale i loko o nā ion i hoʻopiʻi ʻia, akā aia ma ke ʻano o nā molekala.
11. He aha ka pili o ka mahana gel o ka hydroxypropyl methylcellulose?
Pili ka mahana o ka gel o HPMC i kāna ʻike methoxy, ʻo ka haʻahaʻa o ka ʻike methoxy ↓, ʻo ke kiʻekiʻe o ka mahana gel ↑.
12. Aia kekahi pilina ma waena o ka kulu ʻana o ka pauka putty a me HPMC?
ʻO ka nalowale o ka pauka o ka pauka putty e pili nui ana i ke ʻano o ka calcium lehu, a ʻaʻohe ona pili iki me ka HPMC. ʻO ka haʻahaʻa o ka calcium o ka calcium hina a me ka lakio kūpono ʻole o CaO a me Ca(OH)2 i ka calcium hina e hoʻoulu ai i ka nalowale o ka pauka. Inā pili ia i ka HPMC, a laila inā ʻaʻole maikaʻi ka paʻa ʻana o ka wai o ka HPMC, e hoʻoulu pū ia i ka nalowale o ka pauka. No nā kumu kikoʻī, e ʻoluʻolu e nānā i ka nīnau 9.
13. He aha ka ʻokoʻa ma waena o ke ʻano wai anuanu koke a me ke ʻano hydroxypropyl methylcellulose hiki ke hoʻoheheʻe ʻia i ka wela i ke kaʻina hana?
Hoʻopili ʻia ka ʻili o ke ʻano wai anuanu koke o ka HPMC me ka glyoxal, a hoʻopuehu koke ia i ka wai anuanu, akā ʻaʻole ia e hoʻoheheʻe maoli. Hoʻoheheʻe wale ia i ka wā e piʻi ai ka mānoanoa. ʻAʻole mālama ʻia nā ʻili o ke ʻano hoʻoheheʻe wela me ka glyoxal. Inā nui ka nui o ka glyoxal, e wikiwiki ka hoʻopuehu ʻana, akā e piʻi mālie ka mānoanoa, a inā liʻiliʻi ka nui, ʻo ka ʻaoʻao ʻē aʻe ka ʻoiaʻiʻo.
14. He aha ke ʻala o ka hydroxypropyl methylcellulose (HPMC)?
Hoʻohana ka HPMC i hana ʻia e ke ʻano hoʻoheheʻe i ka toluene a me ka isopropanol ma ke ʻano he mau mea hoʻoheheʻe. Inā ʻaʻole maikaʻi loa ka holoi ʻana, e koe ana kekahi ʻala.
15. Pehea e koho ai i kahi hydroxypropyl methylcellulose (HPMC) kūpono no nā kumu like ʻole?
Hoʻopili ʻia ka pauka putty: haʻahaʻa nā koi, ʻo ka viscosity he 100,000, ua lawa ia, ʻo ka mea nui ka mālama pono ʻana i ka wai. Hoʻopili ʻia ka mortar: ʻoi aku ka kiʻekiʻe o nā koi, kiʻekiʻe ka viscosity, ʻoi aku ka maikaʻi o 150,000. Hoʻopili ʻia ka glue: pono nā huahana koke me ka viscosity kiʻekiʻe.
16. He aha ka inoa kapakapa o ka hydroxypropyl methylcellulose?
ʻO Hydroxypropyl methyl cellulose, Pelekania: Hydroxypropyl Methyl Cellulose Pōkole: HPMC a i ʻole MHPC Alias: hypromellose; Cellulose hydroxypropyl methyl ether; Hypromellose, Cellulose, 2-hydroxypropylmethyl Cellulose ether. Cellulose hydroxypropyl methyl ether Hyprolose.
17. ʻO ka hoʻopili ʻana o HPMC i ka pauka putty, he aha ke kumu o nā pehu i loko o ka pauka putty?
I loko o ka pauka putty, hoʻokani ʻo HPMC i ʻekolu kuleana o ka mānoanoa, ka paʻa ʻana o ka wai a me ke kūkulu ʻana. Mai komo i kekahi hopena. Nā kumu no nā pehu: 1. E kau i ka nui o ka wai. 2. ʻAʻole maloʻo ka papa lalo, e ʻeli wale i kahi papa ʻē aʻe ma luna, a maʻalahi ke huʻa.
18. He aha ke ʻano o ka pauka putty no nā paia o loko a me waho?
Pauka putty pā o loko: kalipuna kaumaha 800KG, lehu kalipuna 150KG (starch ether, ʻōmaʻomaʻo maʻemaʻe, lepo Pengrun, waikawa citric, polyacrylamide, a me nā mea ʻē aʻe hiki ke hoʻohui ʻia me ke kūpono)
Pauka putty paia waho: sima 350KG kalipuna kaumaha 500KG one quartz 150KG pauka latex 8-12KG cellulose ether 3KG starch ether 0.5KG olonā lāʻau 2KG
19. He aha ka ʻokoʻa ma waena o HPMC a me MC?
ʻO MC ka methyl cellulose, i hana ʻia me ka cellulose ether ma ka mālama ʻana i ka pulupulu i hoʻomaʻemaʻe ʻia me ka alkali, me ka hoʻohana ʻana i ka methane chloride ma ke ʻano he etherification agent, a ke hele nei i loko 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 o ka pani ʻana. No ka non-ionic cellulose ether.
(1) ʻO ka paʻa ʻana o ka wai o ka methyl cellulose e pili ana i ka nui o ka hoʻohui ʻana, ka mānoanoa, ka maikaʻi o nā ʻāpana a me ka wikiwiki o ka hoʻoheheʻe ʻana. Ma keʻano laulā, inā nui ka nui o ka hoʻohui ʻana, liʻiliʻi ka maikaʻi, a nui ka mānoanoa, kiʻekiʻe ka wikiwiki o ka paʻa ʻana o ka wai. I waena o lākou, ʻo ka nui o ka hoʻohui ka hopena nui loa i ka wikiwiki o ka paʻa ʻana o ka wai, a ʻaʻole kūlike pololei ka pae o ka mānoanoa i ka pae o ka paʻa ʻana o ka wai. ʻO ka wikiwiki o ka hoʻoheheʻe ʻana e pili nui ana i ke kiʻekiʻe o ka hoʻololi ʻana o ka ʻili o nā ʻāpana cellulose a me ka maikaʻi o nā ʻāpana. I waena o nā ethers cellulose i luna, ʻoi aku ka kiʻekiʻe o ka paʻa ʻana o ka wai o ka methyl cellulose a me ka hydroxypropyl methyl cellulose.
(2) Hiki ke hoʻoheheʻe ʻia ka Methylcellulose i ka wai anuanu, a he paʻakikī ke hoʻoheheʻe ʻia i ka wai wela. He paʻa loa kona hopena wai ma ka pae o ka pH = 3 ~ 12. Loaʻa iā ia ka launa maikaʻi me ka starch, guar gum, a me nā mea ʻē aʻe a me nā surfactants he nui. Ke hiki ka mahana i ka mahana gelation, hana ʻia ka gelation.
(3) ʻO nā loli o ka mahana e hoʻopilikia nui i ka nui o ka paʻa ʻana o ka wai o ka methyl cellulose. Ma keʻano laulā, ʻo ke kiʻekiʻe o ka mahana, ʻoi aku ka ʻino o ka paʻa ʻana o ka wai. Inā ʻoi aku ka mahana o ka mortar ma mua o 40°C, e emi nui ka paʻa ʻana o ka wai o ka methyl cellulose, e hoʻopilikia nui ana i ke kūkulu ʻana o ka mortar.
(4) He hopena koʻikoʻi ko ka Methyl cellulose i ke kūkulu ʻana a me ka hoʻopili ʻana o ka mortar. ʻO ka "hoʻopili" ma ʻaneʻi e pili ana i ka ikaika hoʻopili i ʻike ʻia ma waena o ka mea hana a ka mea hana a me ka substrate paia, ʻo ia hoʻi, ke kūpaʻa ʻoki o ka mortar. Kiʻekiʻe ka hoʻopili ʻana, nui ke kūpaʻa ʻoki o ka mortar, a nui nō hoʻi ka ikaika e pono ai nā limahana i ke kaʻina hana o ka hoʻohana ʻana, a ʻilihune ka hana kūkulu ʻana o ka mortar. Aia ka hoʻopili ʻana o ka Methyl cellulose ma kahi pae waena i nā huahana cellulose ether.
ʻO HPMC ka hydroxypropyl methylcellulose, he ʻether hui ʻia me ka cellulose non-ionic i hana ʻia mai ka pulupulu i hoʻomaʻemaʻe ʻia ma hope o ka alkalization, me ka hoʻohana ʻana i ka propylene oxide a me ka methyl chloride e like me nā mea etherification, a ma o kekahi mau hopena. ʻO ke kekelē o ka hoʻololi ʻana he 1.2 ~ 2.0. He ʻokoʻa kona mau waiwai ma muli o nā lakio like ʻole o ka ʻike methoxyl a me ka ʻike hydroxypropyl.
(1) He maʻalahi ka hoʻoheheʻe ʻana o ka Hydroxypropyl methylcellulose i ka wai anuanu, a e pilikia ana ia i ka hoʻoheheʻe ʻana i ka wai wela. Akā, ʻoi aku ka kiʻekiʻe o kona mahana gelation i ka wai wela ma mua o ka methyl cellulose. Ua hoʻomaikaʻi nui ʻia ka solubility i ka wai anuanu i hoʻohālikelike ʻia me ka methyl cellulose.
(2) Pili ka mānoanoa o ka hydroxypropyl methylcellulose i kona kaumaha molekala, a ʻo ka nui o ke kaumaha molekala, ʻo ke kiʻekiʻe o ka mānoanoa. Hoʻopilikia pū ka mahana i kona mānoanoa, i ka piʻi ʻana o ka mahana, emi ka mānoanoa. Eia nō naʻe, ʻoi aku ka haʻahaʻa o ka hopena mahana o kona mānoanoa kiʻekiʻe ma mua o ka methyl cellulose. Paʻa kona hopena ke mālama ʻia ma ka mahana o ka lumi.
(3) Paʻa ka Hydroxypropyl methylcellulose i ka waikawa a me ka alkali, a paʻa loa kona hopena wai ma ka pae pH = 2 ~ 12. ʻAʻole nui ka hopena o ka soda caustic a me ka wai lime i kāna hana, akā hiki i ka alkali ke hoʻolalelale i kona hoʻoheheʻe ʻia a hoʻonui i kona mānoanoa. Paʻa ka Hydroxypropyl methylcellulose i nā paʻakai maʻamau, akā i ka wā e kiʻekiʻe ai ka nui o ka hopena paʻakai, e piʻi aʻe ka mānoanoa o ka hopena hydroxypropyl methylcellulose.
(4) ʻO ka paʻa ʻana o ka wai o ka hydroxypropyl methylcellulose e pili ana i kona nui hoʻohui, ka viscosity, a me nā mea ʻē aʻe, a ʻo kona helu paʻa wai ma lalo o ka nui hoʻohui like ʻoi aku ke kiʻekiʻe ma mua o ka methyl cellulose.
(5) Hiki ke hoʻohuihui ʻia ka Hydroxypropyl methylcellulose me nā hui polymer wai-hoʻoheheʻe ʻia e hana i kahi hopena like a kiʻekiʻe aʻe. E like me ka polyvinyl alcohol, starch ether, vegetable gum, a pēlā aku.
(6) ʻOi aku ke kiʻekiʻe o ka hoʻopili ʻana o ka hydroxypropyl methylcellulose i ke kūkulu ʻana o ka mortar ma mua o ka methylcellulose.
(7) ʻOi aku ka maikaʻi o ke kūpaʻa ʻana o ka Hydroxypropyl methylcellulose i nā enzyme ma mua o ka methylcellulose, a ʻoi aku ka liʻiliʻi o ka hiki ke hoʻohaumia ʻia kāna hopena e nā enzymes ma mua o ka methylcellulose.
20. He aha nā mea e pono e hoʻolohe ʻia i ka hoʻopili maoli ʻana o ka pilina ma waena o ka mānoanoa a me ka mahana o HPMC?
ʻO ke ʻano mānoanoa o HPMC he kūlike ʻole ia me ka mahana, ʻo ia hoʻi, piʻi ka mānoanoa i ka emi ʻana o ka mahana. ʻO ke ʻano mānoanoa o kahi huahana a mākou e ʻōlelo pinepine ai e pili ana i ka hopena hoʻāʻo o kāna hopena wai 2% ma ka mahana o 20 degere Celsius.
I nā hana kūpono, pono e hoʻomaopopo ʻia ma nā wahi me nā ʻokoʻa nui o ka mahana ma waena o ke kauwela a me ka hoʻoilo, ua ʻōlelo ʻia e hoʻohana i kahi viscosity haʻahaʻa i ka hoʻoilo, kahi mea e ʻoi aku ka maikaʻi no ke kūkulu ʻana. A i ʻole, i ka wā e haʻahaʻa ai ka mahana, e piʻi aʻe ka viscosity o ka cellulose, a e kaumaha ka manaʻo lima i ka wā e ʻoki ai.
Ka mānoanoa waena: 75000-100000 i hoʻohana nui ʻia no ka putty
Ke kumu: mālama maikaʻi i ka wai
Ka mānoanoa kiʻekiʻe: 150000-200000 Hoʻohana nui ʻia no ka polystyrene particle thermal insulation mortar rubber powder a me ka vitrified microbead thermal insulation mortar.
Kumu: Kiʻekiʻe ka mānoanoa, ʻaʻole maʻalahi ka hāʻule ʻana o ka sima, ʻaʻole palupalu, a ua hoʻomaikaʻi ʻia ke kūkulu ʻana.
Akā ma ke ʻano laulā, ʻo ke kiʻekiʻe o ka viscosity, ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai. No laila, e noʻonoʻo ana i ke kumukūʻai, nui nā hale hana mortar pauka maloʻo e pani i ka cellulose viscosity waena a me ka haʻahaʻa (20000-40000) me ka cellulose viscosity waena (20000-40000) e hōʻemi i ka nui o ka hoʻohui.
Ka manawa hoʻouna: Nov-18-2022