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ʻO ka mortar wet-mixed e pili ana i nā mea cementitious, ka hui maikaʻi, admixture, ka wai a me nā mea like ʻole i hoʻoholo ʻia e like me ka hana. Wahi a kekahi hapa, ma hope o ke ana ʻana a hui ʻia i loko o ke kahua hui, lawe ʻia ia i kahi e hoʻohana ai e kahi kaʻa huila. E mālama i ka...Heluhelu hou aku»
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ʻO nā ʻano mea hoʻohui i hoʻohana mau ʻia i ke kūkulu ʻana i ka mortar maloʻo, kā lākou mau hiʻohiʻona hana, ka hana o ka hana, a me kā lākou hopena i ka hana o nā huahana mortar maloʻo. ʻO ka hopena maikaʻi o nā mea mālama wai e like me ka cellulose ether a me ka starch ether, redispersible ...Heluhelu hou aku»
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Me ka holomua mau o ka ʻoihana a me ka hoʻomaikaʻi ʻana i ka ʻenehana, ma o ka hoʻokomo ʻana a me ka hoʻomaikaʻi ʻana i nā mīkini hoʻoheheʻe mortar haole, ua hoʻomohala nui ʻia ka ʻenehana mīkini a me ka plastering i koʻu ʻāina i nā makahiki i hala. Mechanical spraying mortar is d...Heluhelu hou aku»
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1. ʻO kēlā me kēia lā kemika hydroxypropyl methylcellulose ʻano koke he pauka keʻokeʻo a melemele iki paha, a he ʻala ʻole, ʻono a ʻaʻohe mea ʻawaʻawa. Hiki ke hoʻoheheʻe ʻia i loko o ka wai anuanu a me ka mea hoʻoheheʻe hui ʻia o nā mea organik e hana i kahi hopena viscous akaka. Loaʻa ka ʻili wai i ka...Heluhelu hou aku»
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ʻO ka Hydroxyethyl cellulose (HEC) he keʻokeʻo a ʻulaʻula melemele, ʻaʻala ʻole, fibrous a i ʻole pauka paʻa. Hana ʻia ia me nā linters pulupulu maka a i ʻole ka pulp i hoʻomaʻemaʻe ʻia i hoʻomoʻi ʻia i loko o 30% wai wai caustic soda. Ma hope o ka hapalua hola, lawe ʻia a paʻi ʻia. E kaomi a hiki i ka ratio o ka wai alkaline i 1:2.8, a laila...Heluhelu hou aku»
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1. He aha nā hana o ka pauka latex redispersible i loko o ka pahū? Pane: Hoʻoheheʻe ʻia ka pauka latex redispersible ma hope o ka hoʻopuehu ʻana a hana ma ke ʻano he mea hoʻopili lua e hoʻonui ai i ka paʻa; ʻO ka colloid pale e hoʻopili ʻia e ka ʻōnaehana mortar (ʻaʻole ia e ʻōlelo ʻia e luku ʻia ma hope o ka hoʻoheheʻe ʻia. A i ʻole dis...Heluhelu hou aku»
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ʻO ka mortar wet-mixed he sima, hui maikaʻi, admixture, wai a me nā mea like ʻole i hoʻoholo ʻia e like me ka hana. Wahi a kekahi hapa, ma hope o ke ana ʻana a hui ʻia i loko o ke kahua hui ʻana, lawe ʻia ia i kahi e hoʻohana ʻia ai e kahi kaʻa huila, a hoʻokomo ʻia i loko o kahi kūikawā ʻO ka pulu ...Heluhelu hou aku»
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He koʻikoʻi ko nā admixtures i ka hoʻomaikaʻi ʻana i ka hana o ke kūkulu ʻana i ka mortar maloʻo, akā ʻo ka hoʻohui ʻana i ka mortar maloʻo i hui pū ʻia e ʻoi aku ka kiʻekiʻe o ke kumu kūʻai o nā huahana mortar maloʻo i ʻoi aku ka kiʻekiʻe ma mua o ka mortar kuʻuna, ʻoi aku ka nui ma mua o 40% o. ke kumu kūʻai i loko o ka maloʻo-hui ʻia ...Heluhelu hou aku»
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Hana ʻia ʻo Hydroxypropyl methylcellulose mai ka cellulose pulupulu maʻemaʻe ma o ka etherification kūikawā ma lalo o nā kūlana alkaline, a ua hoʻopau ʻia ke kaʻina holoʻokoʻa ma lalo o ka nānā ʻana. ʻAʻole hiki ke hoʻoheheʻe ʻia i loko o ka ether, acetone a me ka ethanol piha, a pehu i loko o kahi collo maʻemaʻe a ʻeleʻele paha ...Heluhelu hou aku»
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ʻO kahi nui o ka hydroxypropyl methylcellulose ether e mālama i ka wai i loko o ka mortar no ka manawa kūpono e hāpai i ka hoʻomau mau ʻana o ka sima a hoʻomaikaʻi i ka pili ʻana ma waena o ka mortar a me ka substrate. Ka hopena o ka nui o ka ʻāpana a me ka manawa hui ʻana o ka Hydroxypropyl Methyl Cellulose Ether ...Heluhelu hou aku»
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ʻO ka cellulose ether kahi ʻano mea i loaʻa i ka polymer maoli, nona nā ʻano o ka emulsification a me ka hoʻokuʻu. Ma waena o nā ʻano he nui, ʻo HPMC ka mea me ka mea kiʻekiʻe loa a me ka hoʻohana nui ʻia, a ke piʻi wikiwiki nei kāna huahana. I nā makahiki i hala iho nei, mahalo i ka ulu ʻana o ka ...Heluhelu hou aku»
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ʻO ka Hydroxypropyl methylcellulose (HPMC) he ether non-ionic cellulose i hana ʻia mai ka cellulose material polymer maoli ma o nā kaʻina hana kemika. He pauka keʻokeʻo ʻaʻala ʻole, ʻono a ʻona ʻole e pehu ana i loko o kahi solution colloidal māmā a ʻeleʻele paha i loko o ka wai anuanu. He t...Heluhelu hou aku»