Ngwakọta Hydroxyethyth Mkpụrụ anụ ahụ na kemịkal
Ngwongwo ọdịdị a na-acha ọcha na-acha odo odo na-acha odo odo na-acha odo odo ma ọ bụ ntụ ntụ siri ike, ndị na-abụghị ihe na-enweghị atụ
Na-agbaze 48-290 ° C (Dec.)
Nnọọ 0.75 g / ml na 25 Celsius C (udo.)
Soliblity soluble na mmiri. Na-egbochi ọnya afọ. Ọ na-agbanye na mmiri oyi na mmiri ọkụ, na n'ozuzu na-egbochi ọtụtụ ihe mgbaze ndị ọfụma. Visit na-agbanwe ntakịrị na oke nke uru PHULUL 2-12, mana visctose na-ebelata karịa oke a. O nwere ọrụ nke ndị na-emekwa ihe, na-enyo enyo, na-agbachi, na-agbasa, na idozi mmiri. A ga-akwadebe ngwọta dị iche iche viscosity dị iche iche. Nwere akụkụ nnu dị mma maka electrolytes.
Dị ka nke na-abụghị nke ionic, hydroxyethythythyth nwere akụrụngwa ndị a na mgbakwunye na oke, na-agbasa, na-agbasa, na-ejigide ma na-enye colloids:
1. Hec bụ mmiri ọkụ ma ọ bụ mmiri oyi, okpomọkụ dị elu ma ọ bụ esi mmiri na-enweghị isi, nke mere na o nwere ọtụtụ solicositive na ọdịdị visce;
2. Ọ bụ na-abụghị ionic ma nwee ike ịchịkọta polymers ndị ọzọ na-agbanye mmiri, na nnu. Ọ bụ ezigbo anụ ụlọ colloinal dị mma maka ngwọta elektrik electrions;
3. Ike mmiri dị elu bụ ihe dị elu karịa nke methy cellulose, ọ nwere ụkpụrụ dị mma karịa.
4. Tụnyere ya na Methyl Cellulose na Hydroxyl Methyl Cellulose, a na-achụsasị hc bụ nke kachasị njọ, mana ikike iche echekwara bụ ike kachasị.
Ihe Ndị Ọrụ Na-achọ na Usoro Dị Mma maka Hydroxyethythyth Cellulose
Ihe: MSEX MSL) 2.0-2.5 mmiri (UG / G) ≤20 ash (MPA). 2% 20 ℃ n'hlusi 5-60000 ndu (%) ≤0.001
Na-eji hydroxyethythythythyth Cellulose
【Jiri 1】 eji eji ihe nkiri, mbubreyo mbubreyo, ihe na-echebe ihe mgbochi mmiri, na-agbagharị mmiri mmiri, polystyre na polyviny na polyviny chloride chupu, wdg.
[Jiri 2] ejiri ya dị ka nke na-agbaze mmiri na mmiri mmiri dabere na mmiri mmiri na mmiri na-emejupụta mmiri, ma nwee mmetụta doro anya na mmiri mmiri brine. Enwere ike iji ya dị ka mmiri ga - eme ka mmiri gharazie maka mmanụ ọma ciment. O nwere ike ijikọta ejikọtara ya na pọlfọn nke polyvalent metal iji mepụta gel.
[Jiri 3] A na-eji ngwaahịa a dị ka onye na-achụ nta sitere na gel na-agbasa mmiri na mmiri mmiri, polystyrene na polyviny na polyvinyly chloride na-egwu egwu. Enwere ike iji ya dị ka emulsion Truner na ụlọ ọrụ agba, hygrostat na ụlọ ọrụ eletriki, ciment anticoagulant na ụlọ ọrụ ebe a na-edebe ihe owuwu. Industlọ ọrụ Proamic na-efe efe na akwa eze. A na-ejikwa ya na ibipụta akwụkwọ na ịbeingụ, agwakọta akwụkwọ, ọgwụ, nri, sịga na ọkụ na-eme ka ndị mmadụ na-eme ihe ọkụ.
[Na-eji 4] na-eme ihe dị ka onye na-ahụ maka nchekwa, ihe mgbochi emulsification maka vinyl chloride, vinyl acetate na emulsifier, na-agbasasị, na nkwụsịsị nke ukwuu. N'ọnọdụ ebe a na-ejikarị mkpuchi na mkpuchi, eriri, ihicha, ụgbụ, cosmetics, ọgwụ, wdg.
【Ojiji cellytyythythythy nwere ọrụ nke ọrụ dị elu, na-egbochi, na-egbochi, ihe nkiri na-agbasa na nkwadebe ọgwụ na mmiri.
Ngwa nke hydroxyethythyth cellulose
Ejiri ya na fichecturectuds, ịchọ mma, ezé, nhicha, ndị na-eme mkpọtụ, nke na-eme mkpọtụ, polystyre na polyviny na polyviny chloride chụsasị, wdg.
Mpempe akwụkwọ celloxyethy
1. Ngwaahịa ahụ nwere ihe ọghọm nke uzuzu uzuzu. Mgbe ị na-ejikwa nnukwu nnukwu ma ọ bụ buru ibu iji zere itinye ego na ikuku ikuku, ma na-apụ apụ, ọkụ na eletrik. 2. Zere ntụ ntụ site na ịbanye na ịkpọtụrụ anya, na-eyi nzacha na usoro nchekwa n'oge ọrụ. 3. Ngwaahịa a na-amị amị nke ọma mgbe mmiri mmiri, na ntụ ntụ Methylcellose kwesịrị ịchalite n'oge na mgbochi mmiri ga-eme.
Nchekwa na njiri mara nke Hydroxyethythythyth Cellulose
Nkoko: Akpa oyi-oyi-akpa nke akpa polyethylene nke dị n'ime, net ibu 20kg ma ọ bụ 25kg kwa akpa.
Nchekwa na njem: chekwaa na ikuku na ebe akọrọ n'ime ụlọ, ma na-ege ntị na mmiri. Mmiri na nchekwa mmiri n'oge njem.
Oftionzọ nkwadebe nke hydroxyethyth Cellulose
1zọ 1: sook raw coders ma ọ bụ pulp na 30% lye, wepụ ya mgbe ọkara awa gasịrị, pịa. Pia ruo mgbe ọdịnaya mmiri alkali na-eru 1: 2.8, ma kwaga ngwaọrụ na-akụpịa maka ịkụping. Tinye eriri alkali a gwepịa n'ime ketu. Echiela ma chụpụ, jupụta na nitrogen. Mgbe edochiri ikuku na keitrogen na nitrogen, pịa n'ime mmiri ethylene oxide oxide mmiri. React under cooling at 25°C for 2 h to obtain crude hydroxyethyl cellulose. Jiri mmanya na-a alcoụbiga mmanya ókè wee mezie uru PH dị ka 4-6 site na ịgbakwunye acetic acid acid. Tinye glyoxal maka njikọta na ịka nká, jiri mmiri sachaa ya ngwa ngwa, na-eji mmiri na-asacha ngwa ngwa, kpọọ nkụ, ma ghee ya iji nweta mkpụrụ osisi hydropose dị ala.
Usoro nke 2: Alkali Cellulose bụ polmer eke, mgbanaka eriri ọ bụla nwere otu hydroxy atọ, ndị otu hydroxy na-arụ ọrụ iji mepụta hydroxyythythythythythythythythythythythythythythythythythythythythythythythythythyth. Sook raw akwa ma ọ bụ pulp mmiri ara ehi na 30% mmiri caustic soda, wepụ ya ma pịa mgbe ọkara elekere. Afanyela ruo mgbe mmiri alkaline ruru 1: 2.8, mgbe ahụ kpochaa. Tinye alkali cellose na mmeghachi omume, mechie ya, mepụta ya na nitrogen, na-emegharị ya na nitrogen, na-emegharị oghere na nitrogen jupụta ikuku kpamkpam dochie ikuku ahụ kpamkpam. Press into the pre-cooled ethylene oxide liquid, put cooling water into the jacket of the reaction kettle, and control the reaction at about 25°C for 2 hours to obtain crude hydroxyethyl cellulose. A na-eji mmanya na-a alcoholụbiga mmanya ókè, na-asa ya na ph 4-6 site na ịgbakwunye acetic acid, na ijikọ na glyoxal maka ịka nká. Then it is washed with water, dehydrated by centrifugation, dried and pulverized to obtain hydroxyethyl cellulose. Okike akụrụngwa (kg / t) akwa akwa ma ọ bụ obere pustp 730-780 mmiri (95%) 500 glycoal (40%) 100-3) 100-300
Hydroxyythythythythythythythythythythythythythythythythythyth na-acha ọcha ma ọ bụ odo na-enweghị isi, na-enweghị isi na ntụ ntụ na mmiri dị mfe, na-agbanye na mmiri ọkụ na mmiri na-ekpo ọkụ.
Hydroxyythythythythythythythythythythythythythythythyth na-acha ọcha ma ọ bụ ìhè edo edo, na-enweghị atụ, na-enweghị atụ mmeghachi omume nke cellulose cellulose na ethlene oxide (ma ọ bụ chlorohydrin). Ndị na-abụghị nke na-abụghị nke na-abụghị usoro. N'ihi na hEC nwere ezigbo ihe nke na-eme nke ọma, na-achụpụ, na-agbasa, na-emepụta ihe, na-echebe ya na mmanụ na-echebe, ọgwụ, akwụkwọ nri, akwụkwọ na polymer na ubi ndị ọzọ. 40 moven na-efegharị ọnụego ≥ 99%; Ọnọdụ okpomọkụ: 135-140 Celsius C; Inwe njupụta: 0.35-0.61G / ml; Mbibi dị mma: 205-210 Celsius C; ngwa ngwa na-ere ọkụ; Inwe mmiri ozuzo: 23 Celsius C; 50% 6% na RH, 29% na 84% Rh.
Etu ị ga-esi Jiri Hydroxyethythythyth Cellulose
agbakwunyere ozugbo na oge imepụta
1. Tinye mmiri dị ọcha na nnukwu bọket nwere igwekota akwa dị elu. oseihe nwoke
Hydroxyethyth Celluse
2. Malite na ị na-ewe iwe na ọsọ ọsọ ma jiri nwayọ sie ike ịmị ọkụ hydroxyethyhethythheththythythythythythythythythythythythythythythythythythythythythyth sellulose n'ime ihe ngwọta ahụ. oseihe nwoke
3. Nọgide na-akpali ruo mgbe a na-etinye ihe niile. oseihe nwoke
4. Mgbe ahụ tinye ihe nchekwa na-eche nche, ihe mgbakwunye ndị dị ka pigments, ọrịa AIDS, mmiri Amọn. oseihe nwoke
5. Bilie ruo mgbe niile celdyythythythythythythythyth cellulose kpamkpam etinyere kpamkpam (viscosis nke ihe ngwọta na-abawanye na usoro, ma ghee ruo mgbe emechara ya ruo mgbe emechara ya.
Na-enwe mmanya na-atọ ụtọ
Usoro a bụ ịkwadebe mmanya mmanya na elu ịta ga - ebu ụzọ, wee tinye ya na agba ngwụcha. Uru nke usoro a bụ na ọ nwere mgbanwe ka ukwuu ma enwere ike ịgbakwunye na agba emechara, mana a ga-echekwa nke ọma. Nzọụkwụ ndị ahụ yiri nzọụkwụ 1-4 na usoro 1, ihe dị iche bụ na ọ dịghị mkpa ịgbalịsie ike na-akpali ruo mgbe ịdọrọ kpamkpam ngwọta violos.
Porrridge maka phenology
Ebe ọ bụ na solocuric bụ ihe na-adịghị mma sọks maka solvents na-adịghị mma maka hydroxyethythythythythythythythythythythythy nwere ike iji dozie pordidge. Ndị na-eme ihe na-edozi ahụ, a na-ejikarị ahịhịa ndị a na-ejikarị mmiri dị ka ethylene glycol, dị ka ethylene glycol ma ọ bụ dithylene glycol acetate) na usoro agba. Mmiri ice bụkwa ihe na-adịghị mma, yabụ, a na-ejikarị mmiri ice na-ejikarị ya na mmiri mmiri iji kwadebe ofe. Enwere ike ịgbakwunye hydroxyetyth celluseth na agba ahụ, na hydroxyethythythyyth eke kewara na pordidge. Mgbe agbakwunye na agba ahụ, ọ na-agbaze ozugbo ma rụọ ọrụ dị ka nke ukwu. Mgbe agbakwunyechara, debe ndị na-eto eto ruo mgbe hydroxyethythyth cellulose na-etisasịwo kpamkpam. A na-eme nke ọma site na ịgwakọta akụkụ isii nke ihe mgbaze ma ọ bụ mmiri ice nwere otu akụkụ nke hydroxyethyth cellulose. Mgbe ihe dị ka nkeji 6-30, na hydroxyethythythyth cellulose ga-abụ hydrolise ga-abụ hydrolised na skalzọ o doro anya. N'oge ọkọchị, okpomọkụ mmiri dị oke elu, yabụ ọ dabara adaba iji akwa ofe.
Akpachapụ anya maka hydroxyethyth celluse
Ebe ọ bụ na hydroxyethyythyythythythythythyythyth cellulose bụ ntụ ma ọ bụ cellulose siri ike, ọ dị mfe ijikwa ya na mmiri ma ọ bụrụhaala na ihe ndị a na-adọrọ uche gaa. oseihe nwoke
1. Tupu na mgbe ị na-etinye Hydroxyethythythythythythythythyth, ọ ga-akpali ya oge niile ruo mgbe ihe ga-agbanwe agbanwe ma doo anya. oseihe nwoke
2. A ga-eji nwayọọ nwayọọ na-agbada na-agwakọta na-agwakọta, agbakwunyela nnukwu celdyythythythythythythythythythythythythythyyyl selsilose nke kpụrụ akpụ akpụ. 3. Mmiri okpomọkụ na uru mmiri na mmiri nwere mmiri doro anya na mgbasa nke hydroxyethyththythythythythythythythy ga-akwụ ụgwọ pụrụ iche. A ga-akwụrịrị nlebara anya pụrụ iche. oseihe nwoke
4. Etinyekwala ihe ụfọdụ alkaline na ngwakọta tupu hydroxyethythythythythythyth cellulose ntụ ntụ site na mmiri. Na-ewelite uru PH mgbe ikpo ọkụ ga-enyere gbazee. oseihe nwoke
5. Dị ka o kwere mee, tinye njikọta fungal dị ka ọ ga-ekwe omume. oseihe nwoke
6. Mgbe ị na-eji hydroxyethythythythythythythyth cellulose, ịta mmanya na-a liquoụ mmanya ekwesịghị ịdị elu karịa 2.5-3%, ma ọ bụghị mmanya na-egbu egbu ga-esiri ndị nne ike. Celdyythyythythythythythythythythythythythythyth na-adịkarị mfe iji mepụta lumps ma ọ bụ na-adịghị mfe, ọ gaghịkwa etolite na-enweghị mgbochi coldicals mgbe ịgbakwunye mmiri.
A na-ejikarị ya dị ka onye na - eche nche, na - adọrọ adọrọ, mmachi na mgbakwunye maka nkwadebe nke emulsion, jelii na mbadamba, ihe otite na-ejikwa gel na skeleton. Pịnye nkwadebe na-akwado. A nwekwara ike iji ya dị ka ihe oriri.
Oge Post: Feb-02-2023