Ngwa sara mbara nke Hydroxypropyl Methyl Cellulose

Hydroxypropyl methyl cellulose, nke a na-akpọ (HPMC): hydroxypropyl methyl cellulose (HPMC) bụ ihe na-esi ísì ụtọ, enweghị ụtọ, ntụ ntụ na-adịghị egbu egbu, e nwere ụdị abụọ nke ngwa ngwa na nke na-abụghị ngwa ngwa, ngwa ngwa, mgbe mmiri oyi zutere, ọ ngwa ngwa. na-agbasasị wee pụọ n'ime mmiri.N'oge a, mmiri mmiri enweghị viscosity.Mgbe ihe dị ka nkeji 2 gachara, viscosity nke mmiri mmiri na-abawanye, na-akpụ a transperent viscous colloid.Ụdị na-adịghị ngwa ngwa: Enwere ike iji ya naanị na ngwaahịa ntụ ntụ dị ka putty ntụ ntụ na ciment mortar.Enweghị ike iji ya na gluu mmiri na agba, a ga-enwekwa mkpọ.

A. Njirimara anụ ahụ na kemịkal

1. Ọdịdị: White ma ọ bụ na-acha ọcha ntụ ntụ, enweghị isi na enweghị ụtọ.

2. Nha nha: ọnụọgụ ngafe nke 100 ntupu karịrị 98.5%;ngafe nke 80 ntupu karịrị 100%.

3. Carbonization okpomọkụ: 280-300C.

4. Njupụta pụtara ìhè: 0.25-0.70g / (na-emekarị gburugburu 0.5g /), ike ndọda kpọmkwem 1.26-1.31.

5. Okpomọkụ ngbanwe: 190-200C.

6. Esemokwu dị n'elu: 20% ngwọta mmiri bụ 42-56dyn / cm.

7. Solubility: Soluble na mmiri na ụfọdụ ihe mgbaze organic, dị ka ethanol / mmiri, propanol / mmiri, dichloroethane, wdg n'ụzọ kwesịrị ekwesị.Ihe ngwọta mmiri nwere ọrụ elu, nghọta dị elu na arụmọrụ kwụsiri ike.Ngwaahịa nwere nkọwa dị iche iche nwere okpomọkụ gelation dị iche iche, nke bụ ihe ọkụkụ na-ekpo ọkụ nke HPMC.Solubility dịgasị iche na viscosity, na ala viscosity, ukwuu solubility, dị iche iche nkọwa nke HPMC nwere ụfọdụ iche na arụmọrụ, na mgbasa nke HPMC na mmiri adịghị emetụta pH uru.

8. Site na mbelata nke ọdịnaya methoxy, ebe gel nke HPMC na-abawanye, mmiri solubility na-ebelata, ọrụ elu na-ebelatakwa.

9. HPMC nwekwara àgwà nke ndim ike, ntanye nnu, ọdịnaya ash dị ala, nkwụsi ike pH, njigide mmiri, nkwụsi ike akụkụ, ihe na-emepụta ihe nkiri magburu onwe ya, ụdị dịgasị iche iche nke nkwụsị nke enzyme, dispersibility na cohesiveness.

Hydroxypropyl methylcellulose ọrụ:

• Ọ nwere ike mee ka ngwa ngwa agwakọta ọhụrụ sie ike ka o wee nwee ntakịrị viscosity mmiri ma gbochie nkewa.(na-eku)

• Ịdebe mmiri bụkwa àgwà kachasị mkpa, nke na-enyere aka ịnọgide na-enwe mmiri n'efu na ngwa ngwa, nke mere na ihe simenti na-enwekwu oge iji mee ka mmiri na-ekpo ọkụ mgbe a na-etinye ngwa ngwa.(njide mmiri)

• O nwere ihe na-eme ka ikuku na-eku ume, nke nwere ike iwebata otu na ikuku ikuku dị mma iji meziwanye ọrụ nke ngwa agha.

B. Uru nke hydroxypropyl methylcellulose n'ọhịa nke ihe owuwu ụlọ

arụmọrụ:

1. Ọ dị mfe ịgwakọta usoro ntụ ntụ akọrọ.

2. O nwere njirimara nke mgbasa mmiri oyi.

3. Kwụsịtụ ihe siri ike nke ọma, na-eme ka ngwakọta ahụ dịkwuo nro ma na-edozi ahụ.

mix:

1. Usoro ngwakọta akọrọ nke nwere cellulose ether nwere ike jikọta ya na mmiri ngwa ngwa.

2. Ngwa ngwa nweta nkwekọ achọrọ.

3. Mgbasa nke cellulose ether dị ngwa ngwa na enweghị lumps.

ihe owuwu:

1. Meziwanye mmanu na plasticity iji welie machinability na-eme ka mmepụta ngwaahịa dịkwuo mfe na ngwa ngwa.

2. Mee ka njirimara njigide mmiri dịkwuo elu ma gbasaa oge ọrụ.

3. Na-enyere aka igbochi nkwụsị nke ngwa agha, ngwa agha na taịlị kwụ ọtọ.Gbatịkwuo oge jụrụ oyi ma melite arụmọrụ ọrụ.

4. Meziwanye ike njikọ nke tile adhesives.

5. welie mgbochi mgbawa shrinkage na mgbochi mgbawa ike nke ngwa agha na osisi nkwonkwo filler.

6. Meziwanye ikuku ikuku na ngwa agha, na-ebelata ohere nke mgbawa.

7. Ọ nwere ike welie nkwụsi ike na-asọ asọ nke tile adhesives.

8. Jiri ya na Max starch ether, mmetụta dị mma!

C. Ngwa nke hydroxypropyl methylcellulose n'ubi ihe owuwu

Putty na-eguzogide mmiri maka mgbidi ime na mputa:

1. Njide mmiri dị mma, nke nwere ike ịgbatị oge ihe owuwu ma melite arụmọrụ ọrụ.Nnukwu mmanu mmanu na-eme ka owuwu dị mfe ma dị nro.Na-enye mma na ọbụna udidi maka ihe dị nro nke putty.

2. Nnukwu viscosity, n'ozuzu 100,000 ruo 150,000 osisi, na-eme ka putty dịkwuo mma na mgbidi.

3. Meziwanye nguzogide shrinkage na mgbape mgbape, melite mma elu.

Ntụaka usoro: 0.3 ~ 0.4% maka mgbidi ime;0.4 ~ 0.5% maka mgbidi mpụta;

Ngwa mkpuchi mgbidi dị n'èzí

1. Mee ka adhesion na mgbidi dị elu, na-eme ka njigide mmiri dịkwuo mma, ka ike nke ngwa agha ahụ dịkwuo mma.

2. Meziwanye mmanu na plasticity iji meziwanye arụmọrụ ihe owuwu.Enwere ike iji ya na Shenglu brand starch ether iji mee ka ngwa agha ahụ sie ike, nke dị mfe ịrụ, na-echekwa oge ma na-eme ka ọnụ ahịa dịkwuo mma.

3. Na-achịkwa ntinye nke ikuku, si otú ahụ na-ewepụ micro-cracks nke mkpuchi na-eme ka ihe dị mma dị mma.

Gypsum plasta na ngwaahịa plasta

1. Meziwanye ịdị n'otu, mee ka ihe nkedo plasta dị mfe ịgbasa, ma melite ikike mgbochi na-eme ka ọ dịkwuo mma na mgbapụta.Nke a na-emeziwanye arụmọrụ ọrụ.

2. Mgbochi mmiri dị elu, na-agbatị oge ọrụ nke ngwa agha, na-emepụta ike ọrụ dị elu mgbe ọ siri ike.

3. Site n'ịchịkwa nkwụsị nke ngwa agha ahụ iji mepụta mkpuchi elu dị elu.

plasta na-eji ciment na ngwa agha masonry

1. Meziwanye ịdị n'otu, mee ka ọ dị mfe ịkwanye ngwa agha mkpuchi thermal, ma melite ikike mgbochi n'otu oge ahụ.

2. Mmiri dị elu, na-agbatị oge ọrụ nke ngwa agha, na-eme ka ọrụ dị mma na-arụ ọrụ, na-enyere ngwa agha aka ịmepụta ike dị elu n'oge nhazi.

3. Site na njigide mmiri pụrụ iche, ọ na-adaba adaba maka brik absorption dị elu.

Ngwunye nkwonkwo panel

1. Njide mmiri dị mma, nke nwere ike ịgbatị oge oyi ma melite arụmọrụ ọrụ.Nnukwu mmanu mmanu na-eme ka owuwu dị mfe ma dị nro.

2. Meziwanye nguzogide shrinkage na mgbape mgbape, melite mma elu.

3. Na-enye udidi dị nro ma dị mma, ma mee ka njikọ ahụ dịkwuo ike.

tile nrapado

1. Mee ka ihe ndị na-ekpo ọkụ na-ekpo ọkụ na-eme ka ọ dị mfe ịgwakọta na-enweghị lumps, si otú a na-azọpụta oge ọrụ.Ma mee ka ihe owuwu ahụ dị ngwa ngwa ma dị irè karị, nke nwere ike imeziwanye ọrụ ọrụ ma belata ọnụ ahịa.

2. Site n'ịgbatị oge oyi, a na-emeziwanye arụmọrụ nke tiling.

3. Nye mmetụta adhesion dị mma, na-eguzogide elu skid.

onwe larịị n'ala ihe

1. Nye viscosity na enwere ike iji ya dị ka enyemaka mgbochi sedimentation.

2. Mee ka mmiri dịkwuo elu na mgbapụta mgbapụta, si otú ahụ na-emeziwanye arụmọrụ nke ịkwanye ala.

3. Jikwaa njide mmiri, si otú a na-ebelata mgbawa na mbelata nke ukwuu.

Ihe agba agba na mmiri na-ewepụ ihe

1. Ogologo ndụ ogologo oge site na igbochi ihe siri ike na-edozi.Ndakọrịta dị mma na ihe ndị ọzọ na nkwụsi ike dị elu.

2. Ọ na-agbaze ngwa ngwa na-enweghị lumps, nke na-enyere aka mee ka usoro nchịkọta dị mfe.

3. Mepụta mma mmiri dị mma, gụnyere obere splashing na ọkwa dị mma, nke nwere ike hụ na njedebe elu dị mma ma gbochie agba agba kwụ ọtọ.

4. welie viscosity nke mmiri na-ese agba na-ekpo ọkụ na organic mgbaze agba remover, nke mere na agba remover agaghị eruba nke workpiece elu.

slab kọnkịrị extruded

1. welie machinability nke extruded ngwaahịa, na elu bonding ike na mmanu mmanu.

2. Meziwanye ike mmiri na ntinye nke mpempe akwụkwọ ahụ mgbe extrusion gasịrị.