Zinc Stearate
It's white powder, insoluble in water; Soluble in hot ethyl alcohol, turpentine, benzene and other organic solvent.
Molecular formula: Zn (C17H35COO)2
Molecular weight 632.33.
It's white powder, insoluble in water; Soluble in hot ethyl alcohol, turpentine, benzene and other organic solvent.
Molecular formula: Zn (C17H35COO)2
Molecular weight 632.33.
Characteristic:
* Rubber: It can improve flow of rubber and dispersion of vulcanising agent throught the compound.
* Plastics:It as Internal lubricants and mould release agents for Polystyrene, Phenolics, Polyolefins, Nylon,Melamine Master Batches and Urea.
* Coating: Stearate zinc as a component in the coating of abrasive papers and sanding sealers.
* PVC Compounds: zinc stearate mixture with calcium stearate,barium stearate as compound heat stabilzier.
Application:
As heat stabilizer for polyvinyl chloride, styrene plastics, paint (paint) dispersing agent, flatting agent, drying agent, cosmetics lubricant, polishing agent of textile, feed preservation agent, anti caking agent. Rubber softener, the papermaking industry waterproof agent.
Packing & Storage:
20kg/bag paper bag.
Neural packing and OEM packing is acceptable.
It should be stored in cool and dry surroundings with shelf life of two years, it can be still used if qualified by inspection after shelf life.
|
Item |
Unit |
Zinc Stearate |
|
Appearance |
/ |
White powder |
|
Zinc content |
% |
10.3-11.3 |
|
Free acid |
% |
≤1 |
|
Heating loss |
% |
≤1 |
|
Melting point |
℃ |
120±5 |
|
Fineness(0.075mm) |
% |
≥99.5 |
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