Focus on Cellulose ethers

Ihe owuwu ụlọ HEMC

Nrụpụta ọkwa HEMC Hydroxyethyl Methyl Cellulose bụ nke a maara dị ka Methyl Hydroxyethyl Cellulose (MHEC), ọ na-acha ọcha ma ọ bụ na-acha ọcha ntụ ntụ, enweghị isi na enweghị ụtọ, soluble Na ma mmiri ọkụ na mmiri oyi.Enwere ike iji ọkwa ụlọ HEMC mee ihe dị ka ciment, gypsum, onye na-ahụ maka gelling lime, onye na-ejide mmiri, bụ ihe dị mma maka ihe eji ewu ntụ ntụ.

Utu aha: hydroxyethyl methyl cellulose;hydroxyethyl methyl cellulose;hydroxymethyl ethyl cellulose;2-hydroxyethyl methyl ether cellulose, Methylhydroxyethylcellulose;Cellulose;2-hydroxyethyl methyl ether;HEMC;

Hydroymethylecellulose;hydroxyethyl methyl cellulose;hydroxymethyl ethyl cellulose.

CAS ndebanye aha: 9032-42-2

Ọdịdị Molecular:

 

Njirimara ngwaahịa:

1. Ọdịdị: HEMC dị ọcha ma ọ bụ ihe fọrọ nke nta ka ọ bụrụ ntụ ntụ;enweghị isi na enweghị ụtọ.

2. Solubility: Ụdị H dị na HEMC nwere ike ịgbaze na mmiri n'okpuru 60 ℃, na ụdị L nwere ike ịgbaze na mmiri oyi.HEMC bụ otu ihe ahụ dị ka HPMC ma bụrụ nke a na-apụghị ịsacha n'ahụ n'ọtụtụ ihe mgbaze organic.Mgbe ọgwụgwọ elu gasịrị, HEMC na-agbasa na mmiri oyi na-enweghị agglomeration ma na-agbaze nwayọọ nwayọọ, ma ọ nwere ike ịgbaze ngwa ngwa site n'ịgbanwe uru PH ya na 8-10.

3. Nkwụsi ike uru PH: Viscosity na-agbanwe ntakịrị n'ime oke nke 2-12, na viscosity na-emebi karịa oke a.

4. Ịdị mma: ọnụego ngafe nke 80 mesh bụ 100%;ngafe nke 100 ntupu bụ ≥99.5%.

5. Ụgha kpọmkwem ike ndọda: 0.27-0.60g / cm3.

6. The decomposition okpomọkụ dị n'elu 200 ℃, na ọ na-amalite na-ere ọkụ na 360 ℃.

7. HEMC nwere nnukwu nkwụsi ike, nkwụsi ike nkwusioru, dispersibility, cohesiveness, moldability, njigide mmiri na àgwà ndị ọzọ.

8. N'ihi na ngwaahịa nwere hydroxyethyl otu, gel okpomọkụ nke ngwaahịa ruru 60-90 ℃.Na mgbakwunye, otu hydroxyethyl nwere hydrophilicity dị elu, nke na-emekwa ka ọnụ ahịa jikọtara ọnụ ahịa dị mma.Karịsịa n'ime ụlọ na-ekpo ọkụ na okpomọkụ dị elu n'oge okpomọkụ, HEMC nwere njigide mmiri dị elu karịa methyl cellulose nke otu viscosity, na ọnụ ọgụgụ njide mmiri adịghị ala karịa 85%.

 

Ọkwa ngwaahịa   

Ọkwa HEMC Viscosity

(NDJ, mPa.s, 2%)

Viscosity

(Brookfield, mPa.s, 2%)

HEMC MH60M 48000-72000 24000-36000
HEMC MH100M 80000-120000 40000-55000
HEMC MH150M 120000-180000 55000-65000
HEMC MH200M 160000-240000 Min70000
HEMC MH60MS 48000-72000 24000-36000
HEMC MH100MS 80000-120000 40000-55000
HEMC MH150MS 120000-180000 55000-65000
HEMC MH200MS 160000-240000 Min70000

 

 

Mkpa

Dị ka onye na-arụ ọrụ n'elu, hydroxyethyl methyl cellulose HEMC nwere àgwà ndị a na mgbakwunye na ịgbatị, nkwụsịtụ, njikọ, emulsifying, imepụta ihe nkiri, mgbasa, na-ejigide mmiri na inye colloid nchebe:

(1) Hydroxyethyl methyl cellulose HEMC bụ soluble na mmiri ọkụ ma ọ bụ oyi, na-eme ka ọ nwee ọtụtụ ihe solubility na njirimara viscosity, ya bụ, gelation na-abụghị thermal;

(2) Hydroxyethyl methyl cellulose HEMC nwere ike ibikọ ọnụ n'ọtụtụ dịgasị iche iche nke polymers ndị ọzọ na-edozi mmiri, surfactants, na salts, ma bụrụ ihe dị mma maka ngwọta electrolyte dị elu;

(3) HEMC nwere njigide mmiri siri ike karịa methyl cellulose, na nkwụsi ike ya viscosity, dispersibility, na mildew resistance dị ike karịa nke hydroxyethyl cellulose.

 

Usoro nkwadebe ngwọta

(1) Tinye akọrọ ọnụ mmiri dị ọcha na akpa;

(2) Tinye hydroxyethyl methyl cellulose HEMC n'okpuru mkpali dị ala, ma kpalie ruo mgbe niile hydroxyethyl methyl cellulose na-agbaze nke ọma;

(3) N'ihi data nyocha teknụzụ anyị, a na-atụ aro ka ịgbakwunye ya mgbe agbakwunyere emulsion polymer (ie, hydroxyethyl methyl cellulose HEMC na-ejikọta ya na ethylene glycol ma ọ bụ propylene glycol).

 

Usafọ

 

N'ime ihe owuwu ụlọ ọrụ, ọkwa HEMC dabara adaba maka nrapado tile, plasta ciment, ngwa agha agwakọta akọrọ, ọkwa onwe onye, ​​plasta gypsum, agba latex, ihe eji arụ ụlọ, ubi ndị ọzọ na-ewu ụlọ, ebe a na-egwupụta mmanụ, ngwaahịa nlekọta onwe onye, ​​ndị ọrụ nhicha, wdg. , nke a na-ejikarị eme ihe dị ka ndị na-ekpo ọkụ, ndị na-echebe ihe, adhesives, stabilizers, na suspending agents ọ pụkwara iji dị ka hydrophilic gels, matrix material, na-akwadebe matrix-ụdị kwadoro-ntọhapụ nkwadebe, na nwekwara ike iji dị ka stabilizers na nri, wdg mmetụta. .

 

Pna-akwado na nchekwa

(1) A na-etinye ya na akwụkwọ-plastic composite polyethylene bag ma ọ bụ akpa akwụkwọ, 25KG / akpa;

(2) Debe ikuku na-eru na ebe nchekwa, zere ìhè anyanwụ kpọmkwem, ma zere ebe ọkụ;

(3) Ebe ọ bụ na hydroxyethyl methyl cellulose HEMC bụ hygroscopic, e kwesịghị ikpughe ya na ikuku.Ngwaahịa ndị a na-ejighị mee ihe kwesịrị ka a mechie ma chekwaa ya, ma chebe ya pụọ ​​​​na mmiri mmiri.

20'FCL: 12Ton nwere palletized, 13.5ton na-enweghị palletized.

40'FCL: 24Ton nwere palletized, 28Ton na-enweghị palletized.


Oge nzipu: Nov-26-2023
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