Application of polyethylene wax in PVC products

Among the types of polyethylene wax, there are low molecular weight polyethylene wax and oxidized polyethylene wax, which can be widely used in the manufacturing process of PVC and plays an irreplaceable role in the production and manufacturing of PVC. Pe wax plays an important role in PVC products, color masterbatch processing and other products.

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Polyethylene wax has a very strong polar center and a long non-polar carbon chain. In the structure of polyethylene wax, the part compatible with plastic in polarity plays the role of internal lubrication, and the part incompatible with plastic in polarity plays the role of external lubrication and demoulding. The important application of polyethylene wax lies in the processing of PVC. Compared with fatty acid lubricants, polyethylene wax has no adverse effect on melt tension and Vicat softening point, and provides it with excellent anti adhesion and flow control. In special processing methods, PE wax can be used to control melting. Even if the amount is large, it can have good compatibility with other components.
Polyethylene wax is the only known plastic lubricant that can both internal and external lubrication (demoulding effect), maintain high transparency and have little effect on gelation. In addition, the low volatility of PE wax is very important for calendering and vacuum degassing.
As an internal lubricant, polyethylene wax has good compatibility with polymers. It plays a role in reducing the cohesion between polymer molecules in the polymer, so as to improve the internal friction heat generation and melt fluidity of plastic melt.

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The function of polyethylene wax as external lubricant is mainly to improve the friction between polymer melt and hot metal surface of processing equipment. It has poor compatibility with polymers and is easy to migrate from the melt to the outside, so it can form a lubricating thin layer at the interface between plastic melt and metal.
Sainuo‘s polyethylene wax has excellent performance, high softening point, low viscosity, large molecular weight, small heat loss, strong external lubrication, good metal stripping, easy dispersion, high product gloss, good compatibility, precipitation resistance, good demoulding performance, and long continuous production time. For PVC wood plastic industry, wide foam plate industry, large-diameter pipe, profile industry and threading pipe industry, Cable material industry and other industries have made outstanding contributions.
Qingdao Sainuo Chemical Co.,Ltd. We are manufacturer for PE wax, PP wax, OPE wax, EVA wax, PEMA, EBS,Zinc/Calcium Stearate…. Our products have passed the REACH, ROHS, PAHS, FDA testing.
Sainuo rest assured wax, welcome your inquiry!
Website:https://www.sanowax.com
E-mail:sales@qdsainuo.com
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Post time: Mar-23-2022
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