ʻO ka hana nui o ka wai-solublehydroxypropyl methyl cellulose HPMCi loko o ka mortar he mea nui ia i ʻekolu mau ʻano, hoʻokahi ka maikaʻi o ka mālama ʻana i ka wai, ʻelua ka pōʻino i ka viscosity a me ka compressibility o ka mortar, ʻekolu ka pilina me ka sima. ʻO ka paʻa ʻana o ka wai maikaʻi ʻole i ke kaʻina holoʻokoʻa o ka lawe ʻana he maʻalahi ke hoʻokaʻawale i ka kahe wai, hoʻolaha ʻia ma ka ʻili o nā mea porous, ʻoi aku ka maʻalahi o ka wai e hoʻoheheʻe ʻia, hana i ka hiʻohiʻona hoʻololi o ka mortar, mortar i lalo i ka pōʻino o ʻO ka coagulation maʻamau a me nā ʻāpana liʻiliʻi o nā mea maka i waenakonu o ka hoʻopaʻa ʻana a no laila e hoʻemi i ka ikaika compressive o ka pā pōhaku. Hoʻomaopopo ʻia ka paʻa ʻana o ka wai ma ka stratification.
ʻO ka nui o ka viscosity ohydroxypropyl methyl celluloseʻO ka HPMC, ʻoi aku ka maikaʻi o ka mālama ʻana i ka wai, ʻoi aku ka maikaʻi o ka viscosity o ka polymer aqueous solution. ʻO ka lōʻihi a me ke ʻano o ke kaulahao mole e pili pū ana i ka nui o ka molekala pili o ka polymer (ke aniani hoʻololi wela). Hoʻopili pū ka helu o nā pūʻulu hana i ka laulā viscosity.
ʻO Hydroxypropyl methyl cellulose HPMC ponoʻī ka hoʻopaʻa ʻana i ka wai mai ka hydroxypropyl methyl cellulose ponoʻī i hoʻoheheʻe ʻia a i ka pono wai. Ua ʻike maopopo ʻia ʻaʻole hiki ke hoʻoheheʻe ʻia ka cellulose i ka wai ma muli o ke ʻano kiʻekiʻe o kona ʻano crystalline, ʻoiai ʻo ke kaulahao molekala o ka fiber he nui nā pūʻulu OH hydrated.
ʻAʻole hiki ke uku ʻia nā mea hoʻopaʻa covalent superstrong a me nā pūʻali van der Waals ma waena o nā hale molekala ma muli o ka hiki hydration o nā hui methyl wale nō. No laila, hiki ke hoʻoheheʻe ʻia i ka wai wale nō. Ke hoʻokomo ʻia nā molekole pani, ʻaʻole wale nā molekole pani e hoʻopau i ke kaulahao hydrogen, akā, ʻo nā mea paʻa covalent i loko o ke kaulahao hydrogen e luku ʻia e nā molekele pani i nā kaulahao kokoke. ʻO ka nui o ka hoʻololi ʻana, ʻoi aku ka nui o ka molecular spacing. ʻOi aku ka maikaʻi o ka uhaki ʻana i nā paʻa covalent. Ke hoʻonui mau ʻia ka lattice fiber, komo ka wai wai a lilo ka hydroxypropyl methyl cellulose i ka wai-soluble, ka hopena i kahi ʻano wai wai.
Ke piʻi aʻe ka mahana o ka honua, e emi ana ka hydration o ka polymer a hoʻokuʻu ʻia ka wai mai ka waena o ke kaulahao. Ke hoʻoneʻe ʻia ka nui o ka wai, hōʻiliʻili mālie ke ʻano molekala, e hana ana i ʻekolu-dimensional pūnaewele o nā ʻiʻo i hiki ke hoʻolōʻihi ʻia. ʻO ka viscosity, dosage, particle size and application temperature of hydroxypropyl methyl cellulose nā kumu e hōʻino i ka hana paʻa wai o ka mortar.
Hoʻokaʻawale ʻia ka hydroxypropyl methyl cellulose viscosity i: viscosity 100,000, viscosity 150,000, viscosity 200,000.
Pehea e koho ai i ka hydroxypropyl methyl cellulose?
Hiki ke hoʻohana ʻia ka 100,000 viscosity hydroxypropyl methyl cellulose e like me ka pauka putty pā o loko. Mea hoʻopili tile. Mea hoʻopalapala. Paʻa paʻa paʻa. Kiʻekiʻe toughness non shrinkage grouting mea.
ʻOi aku ka kiʻekiʻe o ka kikoʻī o ka insulation insulation mortar, viscosity o 150 tausani hydroxypropyl methyl cellulose a i ʻole 200 tausani hydroxypropyl methyl cellulose. Inā koho i ka hua hou he 100 tausani ka viscosity, e hoʻohua i ke kahe e kau i kahi mea maʻalahi loa.
ʻO ka hana nui o ka methyl cellulose ka mālama ʻana i ka wai, a ma hope o ka mānoanoa. E ʻoluʻolu me ka pauda keiki ma ka paia o loko, inā ʻoi aku ka maikaʻi o ka hoʻoheheʻe ʻana o ka wai a me ka viscosity haʻahaʻa (70000-80000), hiki nō ke hoʻohana. Ke ʻoi aku ka viscosity ma mua o 100,000, ʻaʻole pōʻino ka viscosity i ka mālama ʻana i ka wai. I ka hana ʻana a me ka hana ʻana i ka pauka putty pā i loko, ʻaʻohe pono e koho i ka 200,000 viscosity. No ka nui loa o ka viscosity, he paʻakikī ke ʻohi a ʻohi i ka nui.
Hoʻohana ka Hydroxypropyl methyl cellulose i ka viscosity o 100,000.
1. Pahana 'enekinia mokomoko batch putty mortar.
Hiki i ka hoʻoheheʻe wai kiʻekiʻe ke hana i ka condensation kūpono, hoʻomau ka ikaika tensile adhesive e hoʻonui. Pēlā nō, hiki ke hoʻomaikaʻi maikaʻi ʻia ka ikaika compressive a me ka laser cutting compressive ikaika, a laila hoʻomaikaʻi i ka hopena i manaʻo ʻia o ke kūkulu hale, hoʻomaikaʻi i ka pono.
2. Inner wall putty pauda moisture resistance.
I ka putty, moisturizing, hoʻopaʻa, lubrication he mea nui loa, e pale i ka nui o ka wai i hana ʻia e nā māwae a me nā kūlana maloʻo hoʻi e hoʻomaikaʻi i ka hoʻopaʻa ʻana o ka pauka putty pā i loko, e hoʻemi i ke kahe e kau ana i ke ʻano o ke kūkulu ʻana, ka hana ʻenekinia pili maʻalahi.
3. Plaster of Paris brushing series huahana.
I ka plaster of Paris series huahana, loaʻa iā ia nā hopena nui o ka paʻa ʻana o ka wai, ka mānoanoa a me ka pulu. No laila, loaʻa iā ia kahi hopena hoʻonohonoho mua, hiki ke hoʻonui i ka manawa hana a hoʻoponopono i nā pilikia o ka haki ʻana a me ka ikaika compressive kumu i ke kaʻina hana hana.
4. Putty pale wai.
Ma ke ʻano he noi nui o ka demulsifier, hiki iā ia ke hoʻomaikaʻi i ka ikaika tensile a me ka ʻoki ʻana i ka ikaika compressive laser, hoʻomaikaʻi i ka uhi ʻana o ka ʻili, hoʻomaikaʻi i ka adhesion a me ka hoʻopaʻa ʻana i ka ikaika compressive.
5. Hoʻopili i ka tile keramika.
ʻAʻole pono e hoʻomaʻemaʻe a pulu paha i ka wai kiʻekiʻe a me nā kumu ʻoihana ma mua, kahi e hoʻomaikaʻi nui ai i ka ikaika compressive paʻa. He lōʻihi ka manawa hana, paʻakikī a ʻaʻahu, mālama i ka manawa a me ka hoʻoikaika ʻana i ke kūkulu ʻana. Eia kekahi, loaʻa iā ia ka lubricity kiʻekiʻe.
6. Mea hoʻoheheʻe. Paʻa ʻauwaha.
ʻO ka pulupulu HPMC me ka adhesion kiʻekiʻe, ka haʻahaʻa haʻahaʻa a me ke kūpaʻa lole kiʻekiʻe, ka mālama ʻana i nā kumu kumu kumu mai ka luku ʻana i nā mea hana ʻoihana, e pale i ka infiltration o nā papahana kūkulu āpau.
7. Dc mea maʻamau.
ʻO ka hiki ke hoʻopaʻa maʻemaʻe e hōʻoia i ke kūlana kiʻekiʻe o ka ʻōnaehana kaʻa a me ka hiki ke hoʻopaʻa pono ʻia o ka sima, hoʻoponopono i ka nui o ka paʻa ʻana o ka wai e paʻa koke a hoʻemi i ka haki a me ka pani ʻana.
8. Peʻa latex pā pena ʻoihana.
I loko o ka ʻoihana hoʻonaninani a me ka ʻoihana hana, hiki ke hoʻohana ʻia ka methylpropyl methyl cellulose ma ke ʻano he mea hana kiʻiʻoniʻoni, demulsifier, demulsifier a me nā mea hoʻopili, i ʻoi aku ka maikaʻi o ke kiʻi ʻana i ke kūpaʻa ʻana, maikaʻi ka hoʻokō ʻana i ka uhi ʻana, adhesion a me ka ʻili o ka pH pono. hoʻomaikaʻi. He maikaʻi nō hoʻi nā hopena i manaʻo ʻia ke hui pū ʻia me nā solvents organik. He kiʻekiʻe ka paʻa ʻana o ka wai a me ka hana pena kiʻekiʻe.
Hydroxypropyl methyl cellulose 1500000 viscosity.
Ma waena o 100,000 viscosity a me 200,000 viscosity, 150,000 viscosity kokoke i 100,000 viscosity.
Hydroxypropyl methyl cellulose 200,000 hoʻohana.
I nā mea kūkulu hale, ʻoi aku ka hoʻohana ʻana i ka mortar insulating layer inorganic, ʻo ka mea nui ka hoʻomaikaʻi ʻana i ka cohesivity, hoʻomaikaʻi i ka hopena o ka ikaika tensile, e hoʻomaʻamaʻa maʻalahi i ka mortar sima, hoʻomaikaʻi i ka pono. Eia kekahi, he hopena anti-vertical liquidity. Hiki ke hoʻolōʻihi i ka manawa holo o ka mīkini paʻi kiʻekiʻe, hoʻomaikaʻi i ke kūpaʻa haʻihaʻi a me ka heleuma, hoʻomaikaʻi i ka maikaʻi o ka ʻili, hoʻomaikaʻi i ka adhesion.
(1) ʻO ka paʻa ʻana o ka wai o ka methyl cellulose e pili ana i kona nui hoʻohui, viscosity, ʻoi aku ka maikaʻi a me ka helu dissolution. ʻO ka mea maʻamau, ʻoi aku ka nui o ka hoʻohui, liʻiliʻi ka liʻiliʻi, nui ka viscosity, kiʻekiʻe ka nui o ka mālama ʻana i ka wai, ma waena o ka nui o ka hoʻohui i ka hopena nui loa i ka pae paʻa wai, ʻaʻole haʻahaʻa ka viscosity a me ka pae paʻa wai. ma mua o ka pilina, ka nui o ka ho'ohehe'e 'ana ma muli o ke degere ho'ololi o ka ili a me ka maika'i o nā 'āpana cellulose. ʻO ka methyl cellulose a me ka hydroxypropyl methyl cellulose i loko o kekahi mau cellulose ether i ʻoi aku ka nui o ka paʻa wai.
Ka manawa hoʻouna: Jun-09-2022