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01. Okwu Mmalite nke cellulose Cellulose bụ a macromolecular polysaccharide mejupụtara glucose. Na-adịghị edozi na mmiri na n'ozuzu organic solvents. Ọ bụ akụkụ bụ isi nke mgbidi mkpụrụ ndụ ihe ọkụkụ, ọ bụkwa nke a na-ekesa na polysaccharide kachasị ukwuu na okike. Cellulose bụ ihe kacha ewu ewu ...GỤKWUO»
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Na ngwa agha agwakọta dị njikere, ọ bụrụhaala na obere cellulose ether nwere ike imeziwanye arụmọrụ nke ngwa agha mmiri, enwere ike ịhụ na cellulose ether bụ ihe mgbakwunye bụ isi nke na-emetụta arụmọrụ nke ngwa agha. "Nhọrọ nke ụdị dị iche iche, viscosities dị iche iche, diff ...GỤKWUO»
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EPS granular thermal insulation ngwa agha bụ ihe mkpuchi okpomọkụ agwakọta ya na ihe nrụnye inorganic, ihe nkedo organic, ihe mgbakwunye, ihe mgbakwunye na mkpokọta ọkụ n'otu akụkụ. N'ime ngwa agha mkpuchi ọkụ EPS granular nke a na-enyocha ugbu a ma tinye ya n'ọrụ, enwere ike ịmegharị ya ...GỤKWUO»
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Cellulose ether bụ polymer na-abụghị ionic semi-synthetic polymer, nke bụ mmiri-soluble na ihe mgbaze-soluble. Ọ nwere mmetụta dị iche iche na ụlọ ọrụ dị iche iche. Dịka ọmụmaatụ, n'ihe eji arụ ụlọ kemịkalụ, ọ nwere mmetụta ndị a mejupụtara: ①Water retaining agent ② Thickener ③Leveling ④Film formation...GỤKWUO»
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Nchọgharị Nchọgharị Dị ka ihe sitere n'okike, nke bara ụba na nke enwere ike imeghari, cellulose na-ezute nnukwu ihe ịma aka na ngwa bara uru n'ihi na ọ naghị agbaze na mmachi solubility. Igwe kristal dị elu na njupụta hydrogen dị elu na nhazi cellulose na-eme ka ọ daa ma ọ bụghị m ...GỤKWUO»
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Dị ka admixture kasị mkpa na-ewu akọrọ-agwakọta ngwa agha ngwaahịa, cellulose ether na-ekere òkè dị mkpa na arụmọrụ na-eri nke akọrọ-agwakọta ngwa agha. Enwere ụdị cellulose ethers abụọ: otu bụ ionic, dị ka sodium carboxymethyl cellulose (CMC), nke ọzọ bụ nke na-abụghị ionic, dị ka methyl ...GỤKWUO»
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Cellulose ether bụ polymer na-abụghị ionic semi-synthetic polymer, nke bụ mmiri-soluble na ihe mgbaze-soluble. Ọ nwere mmetụta dị iche iche na ụlọ ọrụ dị iche iche. Dịka ọmụmaatụ, n'ime ihe eji arụ ụlọ kemịkalụ, ọ nwere mmetụta ndị a mejupụtara: ① mmiri na-ejide mmiri ② thickener ③ leveling property ④ film-...GỤKWUO»
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Ọganihu nke ngwa ngwa nwekwara mmetụta dị iche iche. Ka ọ dị ugbu a, ọtụtụ ngwa agha masonry na plasta adịghị arụ ọrụ njide mmiri na-adịghị mma, na slurry mmiri ga-ekewa mgbe nkeji ole na ole guzoro. Ya mere, ọ dị ezigbo mkpa ịgbakwunye cellulose ether na ngwa ngwa ciment. Ka anyị...GỤKWUO»
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Cellulose ether bụ ihe na-abụghị ionic semi-synthetic elu molekul polymer, nke bụ mmiri-soluble na ihe mgbaze-soluble. Ọ nwere mmetụta dị iche iche na ụlọ ọrụ dị iche iche. Dịka ọmụmaatụ, n'ihe eji arụ ụlọ kemịkalụ, ọ nwere mmetụta ndị a na-emekọ ọnụ: ①Water retaining agent ② Thickener ③Leveling prop...GỤKWUO»
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Hydroxypropyl methylcellulose bụ ether cellulose na-abụghị ionic nke enwetara site na owu a nụchara anụcha, ihe eji eme polymer eke, site na usoro usoro kemịkalụ. A na-ejikarị eme ihe na ụlọ ọrụ ihe owuwu: ntụ ntụ na-adịghị mmiri na-eguzogide ọgwụ, putty paste, putty tempered, paint gluu, masonry plastering mortar ...GỤKWUO»
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1. Putty ntụ ntụ na-akpọnwụ ngwa ngwa Azịza: Nke a na-emetụtakarị na mgbakwunye calcium ash na njigide mmiri nke eriri, yana metụtara nkụ nke mgbidi. 2. The putty powder peels and rolls Azịza: Nke a metụtara ọnụego njide mmiri, nke dị mfe ime mgbe ...GỤKWUO»
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Methylcellulose (MC) Usoro ihe omimi nke methylcellulose (MC) bụ: [C6H7O2 (OH) 3-h (OCH3) n \] x Usoro mmepụta bụ ime cellulose ether site na usoro mmeghachi omume mgbe a nụchara anụcha na alkali. , na methyl chloride na-eji dị ka etherification ihe. N'ozuzu, degr ...GỤKWUO»