Carboxymethylcellulose,CMC

Carboxymethylcellulose (CMC), an anionic, linear, water-soluble cellulose ether, is a derivative of natural cellulose and chloroacetic acid through chemical modification.1、Production DescriptionCarboxymethylcellulose (CMC), an anionic, linear, water-soluble cellulose ether, is a derivative of

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Carboxymethylcellulose (CMC), an anionic, linear, water-soluble cellulose ether, is a derivative of natural cellulose and chloroacetic acid through chemical modification. 


1、Production Description
Carboxymethylcellulose (CMC), an anionic, linear, water-soluble cellulose ether, is a derivative of natural cellulose and chloroacetic acid through chemical modification. Its aqueous solution has the functions of thickening, film formation, adhesion, water retention, colloid protection, emulsification and suspension.

2、Application: As an anti-precipitation agent, it has a certain degree of cohesiveness. It is used in combination with SBR in lithium battery negative electrode slurry to moisturize and stabilize negative electrode slurry.
3、Specification:
ItemIndex
Physical FormYellowish Powder
Moisture8-10%
Degree of substitution(DS)0.85-0.92
PH Value(1% solution)6.5-8.0
Viscosity(1% solution 25℃。)2500-3500mpa's
Heavy metal≤10ppm
Molecular weight600000-700000


4. Use Tips
(1) The advised added quantity of CMC should be 1.2-1.5% of total powder
(2) The recommended concentration of CMC glue is 1.5-1.8%
(3) The stirring speed is 6-10m/S speed, and the stirring time is 90-150min. Long-term ultra-high-speed shear stirring is strictly



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