Focus on Cellulose ethers

Ma'anar da aikace-aikacen abubuwan da aka saba amfani da su a cikin busassun busassun turmi

A. Foda mai iya sake tarwatsewa
Sashi 1-5%
Ma'anar abu:
The powdered thermoplastic guduro samu ta hanyar fesa-bushe da high kwayoyin polymer emulsion da na gaba aiki.

Manyan iri:
1. Vinyl acetate da ethylene copolymer foda (VAC/E)
2. Terpolymer roba foda na ethylene, vinyl chloride da vinyl laurate (E/VC/VL)
3. Terpolymer roba foda na vinyl acetate, ethylene da mafi girma fatty acid vinyl ester (VAC/E/VeoVa)

Amfanin fasali:
1. Ƙara haɗin kai (samuwar fim)
2. Ƙara haɗin kai (haɗin gwiwa)
3. Ƙara sassauci (sauyi)

B. Cellulose ether
Sashi 0.03-1%, danko 2000-200,000 Mpa.s
Ma'anar abu:
An yi shi da filaye na halitta ta hanyar rushewar alkali, ɗaukar hoto (etherification), wankewa, bushewa, niƙa da sauran matakai.

Manyan iri:
1. Methyl hydroxyethyl cellulose ether (MC)
2. Methyl hydroxypropyl cellulose ether (MC)
3. Sodium carboxymethyl cellulose (CMC)

Amfanin fasali:
1. Riƙe ruwa
2. Kauri
3. Inganta ƙarfin haɗin gwiwa
4. Inganta aikin gini

C. Sitaci ether
Sashi 0.01-0.1%

Ma'anar abu:
Zai iya rinjayar daidaito na turmi bisa gypsum / ciminti da lemun tsami / canza aikin aiki da juriya na turmi

Manyan iri:
Yawancin lokaci ana amfani dashi tare da ether cellulose

Amfanin fasali:
1. Kauri
2. Inganta gini
3. Anti-sagging
4. Juriya na zamewa

D. Hydrophobic foda
Matsakaicin 0.2-0.3%

Ma'anar abu:
Silane na tushen polymers

Manyan iri:
1. Fatty acid karfe gishiri
2. Hydrophobic roba foda Hydrophobic/hydrophobic

E. Fiber mai jurewa
Matsakaicin 0.2-0.5%

Ma'anar abu:
Haɗa tare da polystyrene / polyester a matsayin babban albarkatun ƙasa a cikin sabon nau'in fiber mai jurewa don kankare da turmi / wanda ake kira "ƙarfafa na biyu" na kankare

Manyan iri:

1. Fiber gilashin Alkali
2. Fiber Vinylon (PVA fiber)
3. Fiber polypropylene (PP fiber)
4. Fiber acrylic (PAN fiber)

Amfanin fasali:

1. Crack juriya da tauri
2. Juriya mai girgiza
3. Daskare da narke juriya

F. Itace fiber
Matsakaicin 0.2-0.5%

Ma'anar abu:
Fiber na halitta wanda ba zai iya narkewa a cikin ruwa da abubuwan kaushi na halitta / kyakkyawan sassauci / rarrabuwa

Manyan iri:
Itacen fiber tsawon shine gabaɗaya 40-1000um / ana iya amfani dashi a busassun turmi foda

Siffofin
1. Tsagewar juriya
2. Ingantawa
3. Anti rataye

G. Wakilin rage ruwa
Sashi 0.05-1%
Wani ƙari wanda zai iya rage adadin hadawar ruwa a ƙarƙashin yanayin kiyaye daidaiton turmi daidai yake.
1. Wakilin rage ruwa na yau da kullun
2. Mai rage yawan ruwa mai inganci
3. Ƙarfin farko na superplasticizer
4. Retarding superplasticizer
5. Mai rage ruwan sha da iska
Retarding babban inganci superplasticizer Rage amfani da ruwa/ƙara ƙarancin turmi/kankara.

H. Defoamer
Sashi 0.02-0.5%
Taimaka don saki kumfa na iska da aka kama da kuma samar da su yayin hadawar turmi da ginawa / inganta ƙarfin matsawa / inganta yanayin ƙasa
1. Polyols
2. Polysiloxane (1. don fashe kumfa; 2. don hana sake farfadowa da kumfa)

I. Wakilin ƙarfi na farko
Matsakaicin 0.3-0.7%
low zafin jiki da wuri coagulant
tsarin calcium
Haɓaka saurin taurin siminti, haɓaka ƙarfin farko

J. Polyvinyl barasa
Wani abu mai ɗaure fim mai narkewa da ruwa
Polyvinyl barasa foda
PVA 17-88/PVA 24-88
1. Dangantaka
2. Samuwar fim
3. Rashin juriya na ruwa
Ana amfani da shi don ciki da na waje bango putty, dubawa wakili, da dai sauransu.


Lokacin aikawa: Maris 23-2023
WhatsApp Online Chat!