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PVC lubricant
發(fā)布日期:2020/9/7 13:32:39發(fā)布人:卓鏈化工(上海)有限公司
PVC lubricant
 
Normally, there two types of lublicant for PVC indutry, internal and external lubricant.
An internal lubricant is with good performance at:
1.Reducing heat in production process;
2.Give lower melt viscosity;
3.Postpone gelation;
4.Improve flow charateristics.
 
While an external lubricant supporting following performance:
1.Delay gelation;
2.Improve gloss;
3.Reduce friction;
4.Provide release properties.
 
For PVC process, Internal lubricants mainly including:
Stearic acid, Calcium stearate, GMS, DMG, n-butyl stearate,
 
As for external lubricants for PVC, these are popularly used:
PE wax,Paraffin wax.
 
Oxidized Polyethylene A-T 316A is a typical external lubricant. As a substitute of Honeywell A-C 316A, it can significantly support plasticization and improve melt strength, and with good de-moulding performance.

POSTED BY ADDTEDK CHEMICAL.

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