Nūhou

I loko o ka pauka putty, hoʻokani ʻo ia i ʻekolu hana o ka mānoanoa, paʻa wai a me ke kūkulu ʻana. Mānoanoa: Hiki ke mānoanoa ka cellulose e hoʻopaneʻe a mālama i ka hoʻonā ʻaʻahu i luna a i lalo, a pale aku i ka sagging. Ka paʻa wai: E hoʻomaloʻo mālie i ka pauka putty e kōkua i ka calcium lehu e hana ma lalo o ka ...Heluhelu hou aku»

Hiki ke hoʻoheheʻe ʻia i loko o ka wai a me kekahi mau mea hoʻoheheʻe organik i ka wai anuanu, ʻo ka nui o ka hoʻopaʻa ʻana e hoʻoholo wale ʻia e ka viscosity, hoʻololi ka solubility me ka viscosity, ʻoi aku ka haʻahaʻa o ka viscosity, ʻoi aku ka nui o ka solubility. Paʻakai pale: Hydroxypropyl methylcellulose no ke kūkulu ʻana...Heluhelu hou aku»

01. ʻO ka ʻokoʻa ma waena o ka hydroxypropyl methyl hoʻopunipuni a me ka hydroxypropyl methyl kiʻekiʻe. Hoʻopaʻa ʻia ʻo Amylum i ka starch no laila he wai ka HPCM a emi ke kaumaha ma mua o nā detoxifier maʻamau. Nā kūlana: starch piha i ka starch, hpm ...Heluhelu hou aku»

He nui nā mea hoʻohana e hoʻolohe i ka pilikia o ka mahana gel o hydroxypropyl methylcellulose. I kēia mau lā, ʻokoʻa ka hydroxypropyl methylcellulose e like me ka viscosity, akā no kekahi mau ʻenehana kūikawā a me nā ʻoihana kūikawā, ʻike wale ʻia ka viscosity o ka huahana ...Heluhelu hou aku»

Nui nā kumu e pili ana i ka hoʻohana ʻana o ka hydroxypropyl methylcellulose HPMC i nā mea kūkulu hale, ʻoi aku ka gypsum-based plaster, penei: 1 ka paʻa ʻana o ka wai Hydroxypropyl methylcellulose no ke kūkulu ʻana e pale i ka absorption nui o ka wai e ka substrate, a i ka wā o ka gyp...Heluhelu hou aku»

Hoʻokahi mea hoʻohui i nā palena i ka hoʻomaikaʻi ʻana i ka hana o ka gypsum slurry. Inā ʻo ka hana o ka gypsum mortar e hoʻokō i nā hopena ʻoluʻolu a hoʻokō i nā koi noi like ʻole, pono nā mea hoʻohui kemika, admixtures, fillers, a me nā mea like ʻole e hoʻohui ʻia a c...Heluhelu hou aku»

Hydroxypropyl methylcellulose - mortar masonry E hoʻonui i ka hoʻopili ʻana me ka ʻili pōhaku, a hoʻonui i ka paʻa ʻana o ka wai, i hiki ke hoʻomaikaʻi i ka ikaika o ka mortar. Hoʻonui ʻia ka lubricity a me ka plasticity no ka hoʻomaikaʻi ʻana i nā waiwai noi, ʻoi aku ka maʻalahi o ka noi e mālama i ka manawa a hoʻomaikaʻi ...Heluhelu hou aku»

Hana ʻia ka cellulose hydroxypropyl methyl ether mai ka cellulose pulupulu maʻemaʻe ma o ka etherification kūikawā ma lalo o nā kūlana alkaline. hopena: 1. ʻOihana hana: Ma ke ʻano he mea mālama wai a me ka hoʻopaneʻe ʻana i ka mīkini sima, hiki iā ia ke hana i ka mortar pumpable. I loko o ka plaster, gypsum, putty pauka a i ʻole ...Heluhelu hou aku»

1. Ka wela gel (0.2% solution) 50-90°C. 2. Hiki ke hoʻoheheʻe ʻia i ka wai a me ka nui o ka polar c a me ka ʻāpana kūpono o ka ethanol/wai, propanol/wai, dichloroethane, a me nā mea ʻē aʻe, ʻaʻole hiki ke hoʻoheheʻe ʻia i ka etera, acetone, ethanol piha, a pehu i loko o ka wai anuanu. ʻO ka wai ...Heluhelu hou aku»

ʻO MC ka methyl cellulose, ka mea i hana ʻia me ka cellulose ether ma o 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 e hele ana i nā ʻano hopena. ʻO ka maʻamau, ʻo ka degere o ka hoʻololi ʻana he 1.6 ~ 2.0, a ʻokoʻa hoʻi ka solubility me nā degere like ʻole o ...Heluhelu hou aku»

ʻO kēlā me kēia lā kemika hydroxypropyl methylcellulose kahi polymer synthetic i hana ʻia mai nā linters pulupulu cellulose maoli ma o ka hoʻololi ʻana i ka etherification. ʻO ka cellulose ether kahi hua o ka cellulose maoli. ʻOkoʻa ka hana ʻana o ka cellulose ether mai nā polymers synthetic. ʻO kāna hana maʻamau ...Heluhelu hou aku»

ʻO ka hoʻohui ʻana i ka hydroxypropyl methylcellulose e hana i ka pauka putty, ʻaʻole maʻalahi kona viscosity i ka nui loa, ʻoi aku ka nui o ka hana ʻino, no laila pehea ka nui o ka viscosity e pono ai ka hydroxypropyl methylcellulose no ka pauda putty? E kālailai kākou no kēlā me kēia kanaka. ʻOi aku ka maikaʻi e hoʻohui i ka hydroxypropyl methylc...Heluhelu hou aku»