Ko Tiantai Cellulose Co., Ltd ko Hydroxypropyl methyl cellulose HPMC kaihanga kaiwhakarato wheketere kaihanga Haina, me ona ingoa tohu kounga teitei QualiCell® Cellulose ethers.
He titiro tere ki te hydroxypropyl methylcellulose HPMC
Ko tetahi, he aha te whakamahinga matua o te hydroxypropyl methyl cellulose?
HE WHAKAMAHI KAUPAPA KAUPAPA I TE WHAKAMAHI I TE WHAKAMAHI I TE WHAKAMAHI, te paninga, te kapia waihanga, te karaima, te rongoa, te kai, te kakano, te ahuwhenua, te whakapaipai, te tupeka me etahi atu ahumahi.Ka taea te wehewehea te HPMC ki te reanga ahumahi, te karaehe kai me te tohu rongoa e ai ki tana whakamahinga.
E rua, ka wehea te hydroxypropyl methyl cellulose ki etahi momo, he aha te rereketanga?
Ka taea te wehea te HPMC ki te momo inamata (koeke kumara "S") me te momo wairewa wera, nga hua inamata, i roto i te wai matao ka marara tere, ka ngaro i roto i te wai, i tenei wa karekau he poiketa o te wai, no te mea kua marara noa te HPMC ki te wai. , karekau he tino rewa.Mo te (whakaoho) mo te 2 meneti, ka piki haere te viscosity o te wai, ka hanga he colloid viscous marama.Hua wairewa wera, i roto i te wai matao, ka taea te tere marara i roto i te wai wera, ngaro i roto i te wai wera, pērā i te pāmahana ki raro ki te tetahi pāmahana (i runga i te pāmahana rā o te hua), pokey āta puta, tae noa ki te hanganga o te maramara viscous. colloid.
E toru, he aha te tikanga otinga hydroxypropyl methyl cellulose?
1. Ka taea te taapiri i nga tauira katoa ki te rauemi ma te tikanga whakaranu maroke;
2, Me tika te taapiri atu ki te otinga wai mahana noa, he pai ake te whakamahi i te momo marara wai matao, i muri i te taapiri i roto i nga meneti 10-90 kia matotoru (te whakaoho, te whakaoho, te whakaoho)
3. Ko te tauira noa ka marara tuatahi ma te whakaoho ki te wai wera, ka rewa ma te taapiri i te wai matao i muri i te whakaoho me te whakamatao.
4. Ki te puta te ahua o te whakakoi me te takai i te wa e memeha ana, na te mea he iti te ranu, he taapiri tika ranei te tauira noa ki te wai matao.I tenei wa, me tere te whakaoho.
5. Mena ka puta nga mirumiru ka memeha, ka waiho mo te 2-12 haora (ka whakatauhia te waa motuhake e te rite o te otinga) ka tangohia ranei e te tangohanga korehau, te pehanga me etahi atu tikanga, me te nui o te kaihoko antifoaming. ka taea hoki te taapiri.
Tuawha, he pehea te ngawari me te mohio ki te whakatau i te tu me te hinga o te hydroxypropyl methyl cellulose?
1, ma, ma ahakoa e kore e taea te whakatau mehemea he pai te HPMC, a, ki te whakaurua ki roto i te tukanga whakaputa ma, ka pa ki tona kounga, engari, ko nga hua pai te nuinga he pai te ma.
2, pai: HPMC pai te tikanga 80 mata me te 100 mata, 120 iti, te pai te pai te pai.
3, tuku marama: HPMC i roto i te wai, hanga he colloid marama, kite tona tuku marama, te nui te penetrability o te pai, whakamārama insolubles iti roto, hohenga tauhohenga poutū i nga nekehanga te tikanga pai, ka tuku etahi o te hohenga tauhohenga whakapae, engari e kore e taea te whakamarama he pai ake te hanga kettle poutū i te hanga kettle teka, he maha nga mea e whakatau ana i te kounga o te hua.
4, te wahanga: ko te nui ake o te wahanga, ko te taumaha te pai ake, ko te mea nui, ko te tikanga na te mea he tiketike te ihirangi o te hydroxypropyl, he tiketike te ihirangi hydroxypropyl, katahi ka pai ake te pupuri wai.
E rima, hydroxypropyl methyl cellulose i te nui o te paura putty?
HPMC i roto i te tono tūturu o te inenga, e te taiao āhuarangi, pāmahana, konupūmā kounga pungarehu rohe, tātai paura putty me whakaritenga kiritaki o te kounga o te rerekē, me i reira he rerekētanga a tawhio noa, te tikanga korero, i waenganui i 4-5 kg.
E ono, he pai ake te pokey hydroxypropyl methyl cellulose?
Kia hoha ki te paura tamaiti he 100 mano ka pai, ko te hiahia mo te kumete kei te teitei ake, kei te pirangi kia 150 mano kia pai noa ki te whakamahi, a, ko te mahi nui a HPMC ko te pupuri i te wai, a muri ake ko te matotoru.I roto i te paura putty, i te mea he pai te pupuri i te wai, he iti te paheketanga (7-8), ka taea ano hoki, ko te tikanga, he nui ake te paheketanga, he pai ake te pupuri i te wai, i te wa e neke atu ana te viscosity i te 100,000 , he iti te paanga o te pokey ki te pupuri wai.
E whitu, he aha nga tohu hangarau matua o te hydroxypropyl methyl cellulose?
Te ihirangi Hydroxypropyl
ihirangi Methyl
pokey
pungarehu
Te mate taimaha maroke
E waru, he aha nga rawa matua o te hydroxypropyl methyl cellulose?
Ko nga rauemi mata matua a HPMC: te miro para, te chloromethane, te propylene oxide, etahi atu rauemi mata, nga papa o te alkali, te toluene waikawa.
E iwa, hydroxypropyl methyl cellulose i roto i te tono o te paura putty, te mahi matua, ahakoa matū?
I roto i te paura putty, e toru nga mahi: te whakapakeke, te pupuri wai me te hanga.Matotoru, cellulose e taea te thickened ki te takaro i te whakatārewatanga, kia te otinga ki te mau tonu kākahu ki runga, ki raro te taua tūranga, anti rere iri.Te pupuri i te wai: kia whakamaroke te paura putty, he tauhohenga konupūmā pungarehu i raro i te mahi a te wai.Hanganga: He whakahinuhinu te whakahinuhinu o te Cellulose, ka taea te hanga i te paura putty he pai te hanga.Karekau a HPMC e uru ki nga tauhohenga matū, he mahi awhina anake.
Ko te Hydroxypropyl methyl cellulose he ether cellulose kore-ionic, he aha te mea kore-katote?
Ko te tikanga, karekau nga matū kore e uru ki nga tauhohenga matū.
Ko te CMC(carboxymethyl cellulose) no te cellulose cationic, no reira ka noho te konupūmā hina ki te para pīni.
11. He aha te paanga o te reera o te hydroxypropyl methylcellulose ki te aha?
Ko te pāmahana reera o te HPMC e pa ana ki tana ihirangi methoxy.Ko te iti o te ihirangi methoxy, ko te teitei ake o te pāmahana reera.
Tekau ma rua, paura putty paura me te hydroxypropyl methyl cellulose kaore he hononga?
He mea nui!!He ngoikore te pupuri wai a HPMC, ka puta te paura.
13. He aha te rereketanga o te wai matao wairewa inamata me te wairewa wera o te hydroxypropyl methyl cellulose i roto i te tukanga whakaputa?
HPMC momo wai matao wairewa i muri i te maimoatanga mata glyoxal, i roto i te wai matao hohoro marara, engari e kore e tino rewa, pokey ake, kua rewa.Ko te momo wera-wairewa kaore i tukuna ki te mata ki te glyoxal.He nui te rōrahi o te glyoxal, he tere te marara, engari he puhoi te pokey, he iti te rōrahi, he rereke.
14, hydroxypropyl methyl cellulose kakara he pehea te whakahoki i te kawenga?
Ko te HPMC i hangaia e te tikanga whakarewa he mea hanga ki te toluene me te waipiro isopropyl hei whakarewa.Mena kaore i te tino pai te horoinga, ka toe etahi reka.(Ko te whakaora i te whakakorenga te tikanga matua o te kakara)
15, whakamahi rerekē, me pehea ki te whiriwhiri i te tika hydroxypropyl methyl cellulose?
Te paura Putty: nga whakaritenga pupuri wai teitei, he pai te hangahanga (koeke e taunakitia ana: 7010N)
Moata hanga sima noa: te pupuri i te wai teitei, te parenga teitei o te pāmahana, te pokey inamata (koeke e taunakitia ana: HPK100M)
Te tono mo te kapia hanga: nga hua inamata, te pokey teitei.(Waitohu Manakohia: HPK200MS)
Moata Gypsum: te pupuri wai teitei, te pokey reo me te iti, te pokey inamata (koeke e taunakitia ana: HPK600M)
16, hydroxypropyl methyl cellulose he aha te ingoa ingoa?
HPMC ko MHPC ingoa ingoa hydroxypropyl methyl cellulose, cellulose hydroxypropyl methyl ether.
Tekau ma whitu, hydroxypropyl methyl cellulose i roto i te tono paura putty, putty paura mirumiru he aha te take?
Ko te HPMC i roto i te paura putty, e toru nga mahi o te whakapakeke, te pupuri wai me te hanga, te take mo te mirumiru:
1. He nui rawa te wai ka tapiritia.
2. Ko te raro kaore i te maroke, kei runga ake o tetahi atu paparanga o te kirikiri, he ngawari hoki te mirumiru.
Tekau ma waru, hydroxypropyl methyl cellulose me MC he aha te rereketanga:
Ko te MC he methylcellulose, he mea hanga mai i te miro parakore i muri i te maimoatanga kawakore me te mewaro pūhaumāota hei kaihoko etherification na roto i te raupapa tauhohenga ki te hanga cellulose ether.Ko te tikanga, ko te tohu whakakapinga ko te 1.6-2.0, he rereke ano te whakarewatanga o nga nekehanga rereke o te whakakapinga, no te kore-ionic cellulose ether.
(1) Ko te pupuri wai o te methyl cellulose e whakawhirinaki ana ki te nui o te taapiri, te pokey, te pai o te matūriki me te tere memeha.I te nuinga o te waa, ki te nui te nui o te taapiri, he iti te pai me te nui o te pokey, he nui te reeti pupuri wai.Ko te nui o te taapiri he nui te awe ki te reeti pupuri wai, a, kaore e pa ana te viscosity ki te reeti pupuri wai.Ko te tere rewa te nuinga ka whakawhirinaki ki te tohu whakarereke mata o nga matūriki cellulose me te pai o te matūriki.I roto i te cellulose ether methyl cellulose me te hydroxypropyl methyl cellulose he teitei ake te pupuri i te wai.
(2) Ka taea te rewa te methyl cellulose i roto i te wai matao, ka raru te whakamaaramatanga o te wai wera, ko tana otinga wai i roto i te awhe o te pH = 3-12 he tino pumau, me te māngaro, me te maha o te hototahi surfactant he pai, ina tae te pāmahana ki te te pāmahana wai, ka puta te ahua o te wai.
(3) Ko te huringa o te pāmahana ka tino pa ki te reiti pupuri wai o te methyl cellulose, te tikanga ka teitei ake te pāmahana, ka kino te pupuri wai.Mena ka neke ake te pāmahana moata ki te 40 nga nekehanga, ka tino kino te pupuri wai o te methyl cellulose, ka tino pa ki te hanga moata.
(4) Ko te Methyl cellulose he tino awe ki te hanga me te piri o te kumete.I konei, ko te adhesion e pa ana ki te kaha piri i rongohia i waenga i te taputapu daub a nga kaimahi me te taputapu pakitara, ara, te parenga kutikuti o te moata.He nui te taonga whakapiri, he nui te parenga kutikuti o te kumete, he nui hoki te kaha e hiahiatia ana e nga kaimahi i roto i te mahi whakamahi, na reira he rawakore te hanga o te moata.
Wā tuku: Sep-07-2022