Ọ dị mkpa ịgbakwunye cellulose na ngwaahịa gypsum

N'ihi ihe ndị dị ka okpomọkụ ikuku, iru mmiri, ikuku ikuku, na ọsọ ifufe, a ga-emetụta ọnụego mgbanwe nke mmiri na ngwaahịa gypsum.

Ya mere, ma ọ bụ na gypsum-based leveling mortar, caulk, putty, or gypsum-based self-leveling, hydroxypropyl methylcellulose ether (HPMC) na-arụ ọrụ dị mkpa.

Ndokwa mmiri nke BAOSHUIXINGHPMC

Ọmarịcha hydroxypropyl methylcellulose (HPMC) nwere ike dozie nsogbu nke njide mmiri n'okpuru oke okpomọkụ.

A na-ekesa methoxy na hydroxypropoxy otu ya n'otu n'otu n'akụkụ cellulose molecular chain, nke nwere ike melite ikike ikuku oxygen na hydroxyl na ether bond iji jikọta mmiri iji mepụta njikọ hydrogen, na-eme ka mmiri efu banye na mmiri agbụ, si otú ahụ na-achịkwa evaporation nke ọma. nke mmiri mere site na ihu igwe dị elu iji nweta nnukwu njigide mmiri.

Nrụpụta nke SHIGONGXINGHPMC

Ngwaahịa cellulose ether ahọpụtara nke ọma nwere ike ịbanye ngwa ngwa na ngwaahịa gypsum dị iche iche na-enweghị agglomeration, na enweghị mmetụta na-adịghị mma na porosity nke ngwaahịa gypsum a gwọrọ, si otú ahụ na-eme ka ume iku ume nke ngwaahịa gypsum.

Ọ nwere mmetụta na-ebelata ụfọdụ mana ọ naghị emetụta uto nke kristal gypsum; ọ na-eme ka ike njikọ nke ihe ahụ dị n'elu ala ya na mmiri mmiri kwesịrị ekwesị, na-eme ka arụ ọrụ nke ngwaahịa gypsum dịkwuo mma, ma dị mfe ịgbasa na-enweghị ngwa ngwa.

Mmanya nke RUNHUAXINGHPMC

Enwere ike ịgbasa hydroxypropyl methylcellulose dị elu nke ọma na ngwa ngwa ciment na ngwaahịa gypsum, ma kechie ihe niile siri ike, ma mepụta ihe nkiri wetting, na mmiri dị na ala ga-eji nwayọọ nwayọọ gbazee ogologo oge. ntọhapụ, ma nweta mmeghachi omume hydration site na ihe gelling inorganic, si otú ahụ na-ahụ ike njikọ na ike mkpakọ nke ihe ahụ.

HPMC

Ndekọ ngwaahịa

Ihe Ọkọlọtọ Nsonaazụ
Mputa Ọcha ntụ ntụ Ọcha ntụ ntụ
mmiri mmiri ≤5.0 4.4%
uru pH 5.0-10.0 8.9
Ọnụego nyocha ≥95% 98%
mmiri viscosity 60000-80000 76000mPa.s

Uru ngwaahịa

Mfe na ire ụtọ ewu

Mpempe akwụkwọ na-adịghị mma iji melite microstructure nke ngwa agha gypsum

Enweghị ma ọ bụ obere mgbakwunye nke starch ether na ndị ọzọ na-ahụ maka thixotropic

Thixotropy, ezigbo nguzogide sag

Ezigbo njide mmiri

Mpaghara ngwa akwadoro

Ngwa ngwa gypsum plasta

Gypsum jikọtara Mortar

Igwe na-efesa plasta

caulk


Oge nzipu: Jan-19-2023