Hydroxypropyl Methyl Cellulose (HPMC)
1. Ọ kwụsiri ike na acid na alkali, na ngwọta mmiri ya na-akwụsi ike na pH = 2-12.Caustic soda na mmiri lime adịghị enwe mmetụta dị ukwuu na arụmọrụ ya, mana alkali nwere ike mee ka ọnụego mgbasa ya dị ngwa ma mee ka viscosity ya dịkwuo ntakịrị.
2. HPMC bụ onye na-ejigide mmiri na-arụ ọrụ nke ọma maka sistemu ntụ ntụ ntụ, nke nwere ike belata ọnụ ọgụgụ ọbara ọgbụgba na ọkwa ngwa agha, meziwanye njikọ nke ngwa agha, na-egbochi nhazi nke plastik na ngwa ngwa, ma belata plastic. index cracking nke ngwa agha.
3. Ọ bụ electrolyte na-abụghị ionic na nke na-abụghị polymeric, bụ nke na-akwụsi ike na ngwọta mmiri nke nwere salts metal na organic electrolytes, ma nwee ike ịgbakwunye ya na ihe owuwu ụlọ ruo ogologo oge iji hụ na ọ ga-adịgide adịgide.
4. A na-emeziwanye arụmọrụ nke ngwa agha ahụ nke ọma.Ngwa ngwa ahụ yiri ka ọ bụ "mmanu mmanu", nke nwere ike ime ka nkwonkwo mgbidi jupụta, mee ka ọ dị mma n'elu, mee ka ngwa agha na akwa oyi akwa na-ejikọta nke ọma, na-agbatị oge ọrụ.
njide mmiri
Nweta mmezi nke ime ime, nke na-enyere aka ịkwalite ike ogologo oge
Na-egbochi ọbara ọgbụgba, gbochie ngwa agha ka ọ ghara idozi na ịdalata
Melite nguzogide mgbawa nke ngwa agha.
igbari
Mgbochi nkewa, kwalite ụdị ngwa agha
Na-eme ka ike njikọ mmiri dị mma ma na-eme ka nguzogide sag dịkwuo mma.
na-agbapụta ikuku
Melite arụmọrụ ngwa agha
Ka viscosity nke cellulose na-adị elu ma yinye molekụla dị ogologo, mmetụta nke ikuku na-eme ka ọ pụta ìhè.
Na-alaghachi azụ
Na-ejikọta ya na njigide mmiri iji gbatịa oge oghere nke ngwa agha ahụ.
Hydroxypropyl starch ether (HPS)
1. Ihe dị elu hydroxypropyl dị na starch ether na-enye usoro ahụ ike na-edozi ahụ, na-eme ka mmiri n'efu n'ime mmiri agbụ ma na-arụ ọrụ dị mma na njide mmiri.
2. Starch ethers nwere ọdịnaya hydroxypropyl dị iche iche dị iche iche na ikike ha nyere cellulose aka na njigide mmiri n'okpuru otu usoro onunu ogwu.
3. The nnọchi nke hydroxypropyl otu na-abawanye ogo mgbasa na mmiri na compresses eruba ohere nke ahụ, si otú na-amụba viscosity na ndim mmetụta.
Thixotropic mmanu mmanu
Mgbasa ngwa ngwa nke starch ether na usoro ngwa agha na-agbanwe rheology nke ngwa agha ahụ ma nye ya thixotropy.Mgbe a na-etinye ike dị n'èzí, viscosity nke ngwa agha ga-ebelata, na-eme ka arụ ọrụ dị mma, mgbapụta, na onyinye mgbe a na-ewepụ ike dị n'èzí, viscosity na-abawanye, nke mere na ngwa agha ahụ nwere ezigbo mgbochi sagging na mgbochi sag, na na putty ntụ ntụ, ọ nwere uru nke imeziwanye ìhè nke mmanụ putty, na-egbuke egbuke, wdg.
Mmetụta nke njide mmiri inyeaka
N'ihi mmetụta nke otu hydroxypropyl na sistemụ, starch ether n'onwe ya nwere njirimara hydrophilic.Mgbe ejikọtara ya na cellulose ma ọ bụ tinye ya na ngwa ngwa, ọ nwere ike ịbawanye njigide mmiri ruo n'ókè ụfọdụ ma melite oge ihicha elu.
Mgbochi sag na mgbochi-slip
Mmetụta mgbochi sagging magburu onwe ya, mmetụta ịkpụzi
ntụ ntụ latex enwere ike agbasa
1. Melite ọrụ nke ngwa agha
A na-agbasasị ihe ndị ahụ ntụ ntụ roba na usoro ahụ, na-enye usoro ahụ na mmiri dị mma, na-eme ka ọrụ na-arụ ọrụ na-arụ ọrụ nke ngwa agha.
2. Melite ike nkekọ na njikọta nke ngwa agha
Mgbe a gbasasịrị ntụ ntụ rọba n'ime ihe nkiri, a na-ejikọta ihe ndị na-adịghị ahụkebe na ihe ndị dị na ngwa ngwa.Enwere ike iche na ájá ciment dị na ngwa ngwa bụ ọkpụkpụ, na ntụ ntụ latex na-emepụta njikọ dị na ya, nke na-eme ka njikọ na ike dịkwuo elu.na-etolite usoro na-agbanwe agbanwe.
3. Melite nguzogide ihu igwe yana nguzogide ngwa ngwa na ifriizi
Uzuzu latex bụ resin thermoplastic nwere ezigbo mgbanwe, nke nwere ike ime ka ngwa agha nagide oyi na-adị n'èzí na mgbanwe okpomọkụ, ma gbochie ngwa agha ahụ nke ọma n'ihi mgbanwe okpomọkụ.
4. Melite ike mgbanwe nke ngwa agha
Uru nke polymer na ciment tapawa na-akwado ibe ha.Mgbe a na-emepụta ihe mgbawa site na ike dị n'èzí, polymer nwere ike ịgafe mgbawa ahụ ma gbochie mgbawa ka ọ gbasaa, nke mere na ọkpụkpụ siri ike na nrụrụ nke ngwa agha na-eme ka mma.
Oge nzipu: Eprel-19-2023