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ʻO Cellulose Ether Classification ʻO ka cellulose ether kahi huaʻōlelo maʻamau no kahi ʻano huahana i hana ʻia e ka hopena o ka cellulose alkali a me ka etherifying agent ma lalo o kekahi mau kūlana. Ke hoʻololi ʻia ka cellulose alkali e nā mea etherifying ʻokoʻa, e loaʻa nā ether cellulose ʻokoʻa. Ac...Heluhelu hou aku»
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Hydroxyethyl Cellulose Nā Waiwai Kino a me Kemimiko Nā ʻano hiʻohiʻona He keʻokeʻo kēia huahana a hiki i ka melemele ʻulaʻula a i ʻole ka pauka paʻa, ʻona ʻole a me ka ʻono ʻono ʻole Wehe hehee 288-290 °C (dec.) Density 0.75 g/mL ma 25 °C(lit.) Solubility Hiki i ka wai. ʻAʻole hiki ke hoʻoheheʻe ʻia i ka hoʻonā organik maʻamau...Heluhelu hou aku»
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ʻO ka Hydroxyethyl cellulose kahi mea maʻamau i ka pae viscosity kiʻekiʻe o ka cellulose ether, i hoʻohana ʻia ma ke ʻano he mānoanoa a me ka stabilizer no ka uhi ʻana i ka wai, ʻoi aku ka nui o ka viscosity mālama a haʻahaʻa ka viscosity noi. He maʻalahi ka hoʻopuehu ʻana o ka cellulose ether i ka wai anuanu me ka waiwai pH ≤ 7, akā ...Heluhelu hou aku»
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1 Introduction Hoʻohana nui ʻia ʻo Cellulose ether (MC) i ka ʻoihana kūkulu hale a hoʻohana nui ʻia. Hiki ke hoʻohana ʻia e like me ka retarder, ka mea mālama wai, ka mānoanoa a me ka hoʻopili. I loko o ka maʻamau maloʻo-hui ʻia, ka pā i waho o ka paia insulation mortar, self-leveling mortar, tile adhesive, kiʻekiʻe-p...Heluhelu hou aku»
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ʻIke pinepine ʻia ka pauka polymer redispersible i ke kūkulu ʻia ʻana ma ke ʻano he mea hoʻokaʻawale pā o waho. Hoʻokumu ʻia ia me nā ʻāpana polystyrene a me ka pauka polymer, no laila ua kapa ʻia ʻo ia no kona ʻano. ʻO kēia ʻano hana polymer pauka ka mea i hoʻokumu ʻia no ke ʻano o nā polys ...Heluhelu hou aku»
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Ma hope o ka hoʻohui ʻana i ka hydroxypropyl methylcellulose i nā mea sima, hiki ke mānoanoa. ʻO ka nui o ka hydroxypropyl methylcellulose e hoʻoholo i ka koi wai o nā mea i hoʻokumu ʻia i ka sima, no laila e hoʻopilikia i ka hoʻopuka o ka mortar. Hoʻopili kekahi mau mea i ka viscosity o ka hydroxypropyl methylcellulose:...Heluhelu hou aku»
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I ka hana ʻana i ka pā seramika a me ka papahele papahele, ʻo ka hoʻohui ʻana i ka mea hoʻoikaika kino seramika he mea kūpono ia e hoʻomaikaʻi ai i ka ikaika o ke kino, ʻoi aku hoʻi no nā tile porcelain me nā mea pā nui, ʻoi aku ka ʻike o kona hopena. I kēia lā, i ka wā e hoʻonui nui ʻia ai nā kumuwaiwai pālolo kiʻekiʻe ...Heluhelu hou aku»
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Ma muli o nā kumu e like me ke ea wela, ka haʻahaʻa, ka makani makani, a me ka wikiwiki o ka makani, e hoʻopilikia ʻia ka nui o ka volatilization o ka wai i nā huahana gypsum. No laila inā i loko o ka gypsum-based leveling mortar, caulk, putty, a i ʻole gypsum-based self-leveling, hydroxypropyl methylcellulose ether (HPMC)...Heluhelu hou aku»
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1. ʻO nā mea maka o ka cellulose ether ʻO ka cellulose ether no ka hana ʻana he polymer non-ionic water-soluble nona ke kumu: Cellulose (pulp lāʻau a pulupulu linter), hydrocarbons halogenated (methane chloride, ethyl chloride a i ʻole nā halides kaulahao lōʻihi), epoxy nā pūhui (ethylene oxide, propylene oxi...Heluhelu hou aku»
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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 me ka hoʻomaikaʻi ʻana ...Heluhelu hou aku»
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Hydroxypropyl methylcellulose, i kapa ʻia ʻo: HPMC a i ʻole MHPC. He keʻokeʻo keʻokeʻo a keʻokeʻo paha ka helehelena; ʻO ka hoʻohana nui ʻana ma ke ʻano he dispersant i ka hana ʻana o ka polyvinyl chloride, a ʻo ia ka mea kōkua nui no ka hoʻomākaukau ʻana o PVC e ka polymerization suspension. Ma ke kaʻina hana ...Heluhelu hou aku»
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ʻO ka cellulose ether He huaʻōlelo maʻamau ka cellulose ether no ke ʻano o nā huahana i hana ʻia e ka hopena o ka cellulose alkali a me ka etherifying agent ma lalo o kekahi mau kūlana. Hoʻololi ʻia ka alkali cellulose e nā mea etherifying ʻokoʻa e loaʻa ai nā ether cellulose ʻokoʻa. E like me ka ionization pr ...Heluhelu hou aku»