Cellugul etherbụ nke na-abụghị nke na-abụghị nke symetic dị elu, nke bụ mmiri - soluble ma soluble. O nwere mmetụta dị iche iche na ụlọ ọrụ dị iche iche. Dịka ọmụmaatụ, na ihe ụlọ ime ụlọ, ọ nwere mmetụta mejupụtara:
Iwepu mmiri na-ejide onwe ya, ②Henener, ③leveling ihe, ④fiilm na-akpụ ihe,
⑤Binder
Na ụlọ ọrụ polyvinyl chloride, ọ bụ ihe emumpkier na ndị na-agbasapụ; N'ime ụlọ ọrụ ọgwụ, ọ bụ ihe mgbochi na ngwa ngwa na-achịkwa ya, wdg. Ọzọ, m ga-elekwasị anya na iji ya ma rụọ ọrụ nke sellulose Ether dị iche iche.
In ngwụcha agba
Na ụlọ ọrụ na-ese ihe, ịhọrọ hydroxyethythythythythythythythythythyth bụ 30000-500-50000cps, nke kwekọrọ na HBR250, yana akwụkwọ ntụaka a na-enwekarị 1.5 ‰ -2. Ọrụ bụ isi nke hydroxyethyy na-ese ihe dị ka thicken, na-egbochi ịgbatị ahụ, na-enyere aka na ngbanwe nke ihe owuwu: hydroxyethy cellulose dị mma iji. Enwere ike ịgbasa ya na mmiri oyi ma ọ bụ mmiri ọkụ, ma uru nke PH na-emetụtaghị ya. Enwere ike iji ya n'enweghị nsogbu ọ bụla n'etiti PI (12. Ofzọ eji ha bụ:
1. Tinye ozugbo na mmepụta
Usoro a, hydroxyethy cellulose na-egbu oge ga-ahọrọ, na hydroxyethythythyth cellulose site na oge nkeji 30. Usoro a dị ka ndị a: ① tinye ego nke mmiri dị ọcha na a na-eme ka ihe ọ bụla na-agbakwunye ruo mgbe ihe mgbakwunye ndị ọzọ na-agbakwunye. Mgbe ahụ tinye ihe ndị ọzọ na usoro na ihe ga-emeju ruo mgbe ngwaahịa emechara.
2. Nanị ihe mmanya na-egbu egbu maka emesịa
Usoro a nwere ike ịhọrọ ụdị ngwa ngwa, ma nwee mmetụta mildew mmetụta cellulose. Uru nke usoro a bu na o nwere mgbanwe ka ukwuu ma enwere ike itinye ya na agba mbu. Thezọ nkwadebe ahụ bụ otu ihe ahụ dị ka usoro ①-④.
3. Mee ya ka ọ bụrụ nke ọma
Ebe ọ bụ na solocuric bụ ihe na-adịghị mma sọọsọ (insoluble) maka hydroxyethyl, enwere ike iji solvents a na-eme ka ọ bụrụ kọlụm. Ihe soncic nke a na-ejikarị bụ mmiri mmiri na-acha uhie uhie na usoro ịgba mkpụrụ, dị ka ethylene glycol, na ndị na-eme ihe nkiri glycol glycoll acetate). Enwere ike itinye hydridge na cellulose nwere ike ịgbakwunye na agba ahụ. Nọgide na-akpali ruo mgbe etisasịwo kpamkpam.
In Putty
Ka ọ dị ugbu a, n'ọtụtụ obodo dị n'obodo m, ndị na-eguzogide mmiri na-eguzogide mmiri na nke na-eguzogidesi ike na-eguzogide ọnọdụ ya. Emepụtara ya site na mmeghachi omume ọgwụ vinyl mmanya na formaldehyde. Ya mere, ndị mmadụ na-ekpochapụ ihe ndị a, ndị na-ahụ maka igwe ihe na-egbu egbu na-eji dochie ihe a. Nke ahụ bụ ikwu, n'ihi na mmepe nke ihe gburugburu gburugburu ebe obibi, cellulose bụ naanị ihe.
N'ime mmiri na-eguzogide mmiri, a na-ekewa ya ụdị abụọ: ntụ ntụ putty na Puty Tapa na paste. N'ime ụdị puetty abụọ a, methyl cellulose na hydroxylthylthylthyl kwesịrị ahọpụtara. Nkọwapụta viscosity bụ ihe dị n'etiti 40000-75000cps. Isi ọrụ nke cellose bụ njigide mmiri, njikọta na lubrication.
Ebe ọ bụ na usoro nke ndị na-emepụta dị iche iche dị iche, ụfọdụ bụ ntụ ntụ, ciment ciment, wdg, wdg. Ọnụ ego ahụ gbakwunye bụ ihe dịka 2 ‰ -3 ‰.
Oge Post: APR-28-2024