Kedu ihe bụ akụrụngwa nke celloxythythylythyl Cellulose?

Kedu ihe bụ akụrụngwa nke celloxythythylythyl Cellulose?

Azịza: coulboxyythyMythyl cellulose nwekwara akụrụngwa dị iche n'ihi nbanye ya dị iche. Ogo nke dochie anya, nke a makwaara dị ka ogo ogo, pụtara nkezi nke h ke otu hydroxy nke Cy2coona. Mgbe otu dị iche iche Tyddyy atọ na mgbanaka sitere na Cellulose nwere 0.4 H na hydroxy n'otu ebe na-eji caryyyyyl dochie ya, enwere ike ịgbasa ya na mmiri. N'oge a, a na-akpọ ya ogo 0.4 ma ọ bụ akara ube ihe mkpuchi (akara ngosi 0.4-1.2).

Ngwongwo nke carboxyythythym cellulose:

(1) Ọ bụ ntụ ntụ (ma ọ bụ ọka dị mma), na-enweghị isi, ọ na-atọ ụtọ, na-enweghị isi, na-adịghị emerụ ahụ, ma na-etolite ọdịdị nke mmiri, ma ihe ngwọta ya na-anọpụ iche ma ọ bụ ulkaline. O nwere ezigbo mgbasa ozi na ike dị mma.

(2) Enwere ike iji ihe omimi ya dị ka emulsifier nke ụdị mmanụ na ụdị mmiri / mmanụ. Ọ na-enwe ike ikike maka mmanụ na wax, ma ọ bụ emulsifier siri ike.

(3) Mgbe ihe ngwọta siri ike na-eme ka ọ dị arọ ma ọ bụ ọnya ọla, na-acha ọla ọcha, na potassium dichromate, ihe mgbochi nwere ike ime. Agbanyeghị, ma e wezụga otu ụzọ, ọ nwere ike idozigharị ya na usoro sodium hydroxide dị ka barium, ígwè na aluminom ngwa ngwa na 1% ammonium hydroximme.

(4) Mgbe ihe ga - esi nweta ihe na - eme ka ọ bụrụ organic acid, ọdịda mmiri nwere ike ime. Dabere na nlele ahụ, mgbe uru pH dị 2.5, tarididity na ọdịda amalitela. Ya mere, enwere ike ịtụle p5 2 dị ka isi okwu siri ike.

(5) maka nnu dị ka calcium, magnesium na tebụl ga-eme, dịka ịgbakwunye vist ma ọ bụ phosphate na ihe ndị ọzọ iji gbochie ya.

(6) Ọnọdụ okpomọkụ nwere mmetụta dị ukwuu na viscosity nke ya. Visaty na-ebelata akwụkwọ mgbe ọnọdụ okpomọkụ na-ebili, na nke ọzọ. Nkwụsi ike nke viscosity nke viscosity nke ihe ngwọta dị n'ime ụlọ na-agbanwe agbanwe, mana viscosity nwere ike belata mgbe ọ na-agbada mgbe ọ dị ọkụ karịa 80 Celsius C ruo ogologo oge. N'ozuzu, mgbe ọnọdụ okpomọkụ anaghị agafe 110 Celsius C, ọ bụrụgodị na ọnọdụ okpomọkụ na-anọchi anya awa 3, wee jụọ oyi na-alaghachi steeti mbụ; Ma mgbe a na-ewepụta ọnọdụ okpomọkụ ruo 120 Celsius C ruo awa 2, ọ bụ ezie na a na-eweghachi ọnọdụ okpomọkụ, viscosity na-agbasa site na 18,9%. .

(7) Uru nke PH ga-enwekwa mmetụta ụfọdụ na viscosity nke ihe ọjọọ ya. Ones n'ozuzu, mgbe p nke ihe ọ bụla na-enweghị atụ na-agbaso site na nnọpụiche ya, ọ bụrụ na ọ nweghị ihe na-akpata ya, mgbe ọ bụla viscssis na-amalite ibechapụ nke nta nke nta. Ọ bụrụ na ndọpụ uche dị elu na-agbaso site na nnọpụiche ya, ọ ga-ebelata. Mbelata nke ukwuu.

(8) dakọtara na mmiri ndị ọzọ, na-agba ọsọ na resin. Dịka ọmụmaatụ, ọ dakọtara na gluu anụmanụ, gum Arabic, glycerin na soluble starch. Ọ dabere kwekọrọ na iko mmiri, mmanya polyvinyl, urea-formaaldehyde resin, melamine-formaldehyde resin, wdg, mana na ogo dị ala.

(9) Ihe nkiri ahụ emere site na ọkụ ọkụ ultraviolet ruo 100 awa ka enweghị ntụpọ ma ọ bụ na-arụ ọrụ.

(10) E nwere ụdị viscosity atọ ka ịhọrọ site na dịka ngwa ahụ. Maka GPPSUM, jiri VISCSOSS (2% ASPSTSA), ma ọ bụrụ na ị họrọ viscosis (1% ngwọta na 2000MPay ma ọ bụ karịa), ị nwere ike iji ya na usoro onunu ogwu kwesiri idozi ya.

(11) Oghere ya na-arụ ọrụ dị ka onye na-azụ ahịa na gypsum.

12) nje bacteria na microorganisms enweghị mmetụta doro anya na ntụ ntụ ya, mana ha nwere mmetụta na ngwọta ya. Mgbe mmetọ ahụ ga-ada na milw ga-apụta. Itinye ego kwesịrị ekwesị nke nchekwa kwesịrị ekwesị tupu ọ ga-enwe ike ịnọgide na-enwe viscosit ya ma gbochie mildew ruo ogologo oge. Ihe nchekwa dị:

Olee otú hydroxypyl methylcellose dị ka ebe a na-edebe mmiri na-ejigide maka ihe mkpuchi Anhydrite?

Azịza: HydroxypPropyythylthylthylcelllose bụ onye na-echekwa mmiri na-akwụ ụgwọ maka ihe ndị nwere ike ime. Na mmụba nke ọdịnaya nke hydropyylthylthylthyl. Ndobe mmiri nke gypsum ciment na-abawanye ngwa ngwa. Mgbe anaghị agbakwunye mmiri mmiri, ọnụego mmiri nke gypsum ciment ihe dị ka 68%. Mgbe ego nke mmiri na-ejigide onye nnọchi anya bụ 0.15%, ọnụego mgbochi mmiri nke gypsum ciment ihe nwere ike iru 90.5%. Na mmiri na-achọ mmiri na-eme nke ọma. Ngụkọta nke onye na-edebe mmiri na-akwụ ụgwọ karịa 0.2%, na-abawanye usoro onunu ogwu, na mmiri na-ahụ maka ọdịiche nke gypsum ciment na-abawanye nwayọ. Nkwadebe nke ihe eji eme ihe. Ndozi kwesịrị ekwesị nke hydropyythylthylthylthylcelllose bụ 0.1% -0.15%.

Kedu ihe dị iche iche nke cellose dị iche iche na paris Paris?

Azịza: Ma enwere ike iji celloxylyythythythylythythylyth cellulose maka mmiri na-ejigide cellulose nwere obere cellulose dị ala karịa nke Paris nwere mmetụta na-akwụ ụgwọ ma belata ike nke plasta. Methyl cellulose bụ ezigbo mma maka ihe na-eme ka ihe dị omimi, na-ewusi ike, na-ewusi ike, na Visituesfọdụ nwere ụfọdụ iche mgbe usoro ọgwụgwọ buru ibu. dị elu karịa cellobosethythythythythythylythyl. Maka nke a, ọtụtụ ihe ndị ọzọ na-eme ihe na-akpali cellulose na methylyythythythythythythythythythythythylythylythylythyl cellulose, nke na-agba ume nke Methy Cellulose), dị ka njigide ha na mmetụta mmiri ha na oke mmiri). N'ụzọ dị otu a, a ga-eji njikọta mmiri na-enwe ike itinye ihe na ihe zuru oke nke ihe omume gypsum ciments nwere ike ịbawanye, ebe a na-edebe mmụba efu na isi okwu kacha ala.