Hoʻopiliʻo Admixturs i kahi kī nui i ka hoʻomaikaʻiʻana i ka hana o ka hale maloʻo, akāʻo ka hoʻohuiʻana o ka mory mory ʻO ke kumukūʻai kumukūʻai ma ka papa maloʻo maloʻo.
Kahi no nā kumu i luna nei, nā loina pepa i hoʻohālikelikeʻia a hoʻohālikelike i kekahi mau waiwai o nā huahana maʻamau, a me kēia kumu, nā haʻawina o nā hoʻomaikaʻiʻiaʻana.
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ʻO ka wai e mālama ana i ka mea hoʻokele kahi e mahalo nuiʻia e hoʻomaikaʻi i ka hana nui o ka wai, aʻo ia hoʻi kekahi o nā kumukūʻai o ka maloʻo maloʻo.
1.1 celllouse eter
ʻO Cellulouse eter kahi hua'ōlelo maʻamau no nā huahana o nā huahana i hanaʻia e ka hopena o Alkali cellulouse a me ka hoolikeʻana i nā mea a pau ma lalo o kekahi mau kūlana. Ua hoʻololiʻiaʻo Alkali celloulse e nā mea'ē aʻe e loaʻa i nā mea'ē aʻe e loaʻa ai nā makuahine likeʻole. E like me nā waiwai o nā mea nona nā mea i hiki ke hoʻokaʻawaleʻia nā mollia maʻelua mau'āpana E like me keʻano o keʻano o ka comedituntunt Wahi a nā mea kūpono'ē aʻe, hiki ke hoʻokaʻawaleʻia i loko o ka wai-solouble (e like me keʻano o ka cellulose. Hoʻokaʻawaleʻia i loko o keʻano koke a me keʻano i mālamaʻia i keʻano o kaʻano hana.
ʻO keʻano o ka hana o ka hana o ka cellouse ether i loko o ka mortar e like me kēia:
(1) Ma hope o ka neʻeʻana o ka cellouse eter i loko o ka wai, ua hōʻoiaʻia ka hana o ka collid Hoʻopiliʻia nā'āpana a me kahi papa o ka mub mubichuse i hanaʻia ma luna o konaʻaoʻao,ʻo ia ka mea e wikiwiki loa i ka pānaʻi.
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1.1.1 Moleculed formulagiula of Mithyl Elth Walluse (MC) [C6H7OO2 (OH) 3
Ma hope o ka mālamaʻiaʻana o ka chetton i hoʻopaʻaʻia me Alkali, celoulouse eter i hanaʻia ma o kahiʻano o nāʻano e like me ka eterifice arent. ʻO ka maʻamau,ʻo ke kiʻekiʻe o ke kohoʻana he 1.6 ~ 2.0 No ia mea no ka neetic cellouse eter.
(1) E hoʻomoʻaʻia ka mitylcellouse ma ka wai anuanu, a he mea paʻakikī e hoʻokaʻawale i ka wai wela. ʻO kona hopena kūpono loa he paʻa loa i ka laulā o ka PH = 3 ~ 12. He kūpono maikaʻi me ka starch, guar gum, etc. a me nā mea he nui. I ka wā i hōʻea ai keʻano o keʻano i ka mahana o keʻano, ua kūʻia kahi kūlana.
(2) Ka mālamaʻana o ka wai o Mithyl Cellow e pili ana i kona nui o kona nui,ʻo Viscosity,ʻokoʻa ka uku a me ka uku uku. Generation, inā nui ka nui o ka huina, heʻuʻuku ka maikaʻi, he nui ka nalo, he nui ka helehelena kai. I waena o lākou,ʻo ka nui o ka hoʻohuiʻana ka hopena nui nui loa ma ka helu mālama wai,ʻaʻole kūpono ka kiʻekiʻe o ka viscosity i ka pae o ka pae mālama uku. Ke hilinaʻi nui nei ka helu dissolution i ke kiʻekiʻe o ka hoʻololiʻana i ka hoʻololiʻana i nā'āpana cellouse a me nā'āpana maikaʻi. Ma waena o nā mea i luna aʻe i luna aʻe,ʻo Mityl Cellulouse a me ka hydroxyproopyl milllulse e loaʻa nā kumukūʻai o ka wai.
(3) E pili nui ana nā loli i ka mahana e pili ana i ka nui o ka nohoʻana o ka wai ʻO ka maʻamau,ʻoi aku ka kiʻekiʻe o ka mahana,ʻoi aku ka nui o ka wai wai. Ināʻoi aku ka nui o ka mahana o ka marur ma mua o 40 ° C, e hoʻemi pinepineʻia ka wai o ka molluluse, e hoʻohālikelike ana i ka kūkuluʻana o ka pahū.
(4) He hopena nuiʻo Mithyl Cellilouse ma ka kūkuluʻana a me ka adhesion o ka paila. ʻO ka "adhesion" eia nō ka mea e pili ana i ka ikaika adhesive ma waena o ka mea hana i luna a me ka pā o ka mea noi.ʻO ia ka paleʻana o ka'āina. Ke kiʻekiʻe nui ka kūmama, ka pale kauaʻana o ka puʻu, a me ka ikaika e pono ai ai ka hanaʻoihana i nāʻoihana o ke hoʻohanaʻia, ua hoʻomauʻia ka hana a ka haku ma nāʻoihana ma ke kūʻai aku. ʻO Mathyl Cellulose adhesion ma kahi pae haʻahaʻa ma ke kiʻekiʻe o nā huahana cellouse.
1.1.2ʻO ka moʻomeheu molecular o ka hydroxyprolorloselstroplosellfullose (hpmc) he [c6h7o2 (och3) m
ʻO ka hydroxxyprooparplayl hui pūʻia o keʻano celenluree heloka, ua hoʻonui hou ana kaʻaiʻana me kaʻai ma hope i nā makahiki i hala. ʻO ia kahi cellulose i huiʻia i huiʻia e ka eter i hanaʻia ma hope o ka paleʻana i ka cotton ma hope o ka alkalization, e hoʻohana ana i nāʻano o ka eteryl. ʻO ke kiʻekiʻe o ka hoʻololiʻana he 1.2 ~ 2.0. ʻOkoʻa kona mau waiwai ma muli o nāʻano likeʻole o nāʻano methoyl a me ka hydroxyproblel.
(1) Ke maʻalahi maʻalahi nā hoʻohemoʻana o ka hydroxxyl mathylChelose i ka wai anuanu, a e hālāwai me ka pilikia ma ka wai wela. Akāʻo konaʻano hoʻonaʻauao nui ma ka wai wela,ʻoi aku ka kiʻekiʻe ma mua o ka makika o Mathyl Cellowse. ʻO ka pale kūlohelohe i ka wai anuanu nui e hoʻolōʻihiʻia ai nā wai me ka huiʻana o ka mollulse.
(2)ʻO ka viscosity ke kiʻi o ka hydroxxyprooppopproplose e pili ana i konaʻano kūlohelohe, aʻo kaʻoi aku ka kiʻekiʻe. Pākuʻi pū kahiʻano i kona mau viscomeness, e hoʻonui anaʻo ia mahana. Eia nō naʻe,ʻo ia kahi mākaʻikaʻi kiʻekiʻe he haʻahaʻa haʻahaʻa haʻahaʻa ma mua o ka cellulose cellulouse. Ke kūpaʻa nei kona hopena i ka wā i mālamaʻia ai ma ka mahana o ka lumi.
(3)ʻO ka mālamaʻana o ka wai o hydroxxypopall mathrelcelusure e pili ana i kona nui,ʻikeʻia ka nui o ka nui o ka celcoulse.
(4) Ua paʻa nā maʻi hydroxypopall mathrolcelllose i ka ACID lāuaʻo Alkali, a me kona hopena kūpono loa i ka laulāʻo PH = 2 ~ 12. He make light a me Litik i ka hopena o ka nui o ka hana, akā e hoʻokōʻo Alkili i kona kīnāʻana a me ka hoʻonuiʻana i kānaʻano mākaʻikaʻi. Kūponoʻiaʻo hydroxyprooparluroll
(5) Hiki ke hoʻohuiʻiaʻo Hydroxypopyl Miyylcelllulose me ka wai wai-sollable wai E like me ka polyvinyl agan, starch ether
(6)ʻO ka hydroxyprooppopyl midylcelllose iʻoi aku ka maikaʻi ma mua o ka mitzymellse, a emi mai kona hopena ma nā othylcellse.
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1.1.3ʻO ka hydroxythylcellfallolose (hec)
Hanaʻia ia mai ka paleʻana i ka'ōpala i hanaʻia me Alkali, a ua heluheluʻia me E kahi o Etelene e pili ana i ka EVetone ma keʻano o ka EVEROTANGE. ʻO ke kiʻekiʻe o ka hoʻololiʻana he 1.5 ~ ~ 2.0. He hydrophinicity ikaika a maʻalahi hoʻi e hoʻopili i ka'ōpū.
(1) He meaʻalaʻo HydroxyEtl ma ka wai anuanu, akā he mea paʻakikī ke hoʻokaʻawale i ka wai wela. ʻO kāna hoʻonā e paʻa ana ma ke kiʻekiʻe kiʻekiʻe me keʻanoʻole. Hiki ke hoʻohanaʻia no ka manawa lōʻihi ma lalo o ka mahana kiʻekiʻe i loko o ka martar, akā he haʻahaʻa ka wai o ka wai ma mua o ka cellulose cellulouse.
(2) He paʻa ka cellulousethyl cellulouse ma ka alkali a me alkali. Hiki iā Alkali ke hoʻokuʻi i kona hoʻohemoʻana a hoʻonui iki i kona viscoisity. ʻO ka mea hoʻowahāwahā i loko o ka wai iʻoi aku ka maikaʻi ma mua o kēlā o ka cellulose cellulouse a me hydroxyproopyl milllulse. . ^.
(3)ʻO ka CeldroxyEtyl Cellulouse he maikaʻi anti-sag hana no ka mory, akā he manawa hou loa no ka nohoʻana.
1.1.4 Carboxeltoethylfulluloselcellselfallose (c6h7oo2 (oh) 2och2coona] n
Hanaʻiaʻo IonicLause eter nā mea koko kūlohelohe (Cotton, etc.) ma hope o kaʻoihanaʻo Alikali me ka'āpana o ka maʻi'āina. ʻO ke kiʻekiʻe o ka hoʻololiʻanaʻo 0.4 ~ 1,4
(1)ʻO CarboxyMethyl Cellulouseʻoi aku ka nui o ka celpulset
(2)ʻAʻole hiki i ke serboboxyemyl cellulouse e hana ai i ka hopena o ka gel, a e emi ana ka viscosity i ka hoʻonuiʻana o ka mahana. I ka wā eʻoi aku ai ka mahana o 50 ° C,ʻaʻole hiki keʻikeʻia ka viscosity.
(3) Ua hoʻopilikia nuiʻia kona kūpaʻa e PH. ʻO ka maʻamau, hiki iā ia ke hoʻohanaʻia i loko o ka mokulele gypsum-e pili ana, akāʻaʻole i loko o ka mormate cement. I ka manawa nui, ua lilo ia i ka viscosity.
) He hopena hoʻomaha loa ia ma luna o ke kikowaena Gypsum-e hōʻemi i kona ikaika. Eia nō naʻe,ʻo ke kumukūʻai o ka carboxyMethyl cellulouse he haʻahaʻa loa ma mua o ka cellulose cellulouse.
POS manawa: Mar-23-2023