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PVC processing aid-221

PVC processing aid

Introduction:

BNA-90 is acrylic copolymer with high molecular weight (HMW) and super melt strength. It is processing aid for general purpose and it can obviously improve melt strength of PVC compound, prevent bubble from melt and crack to get more homogeneous foaming structure and low density of product. It also can improve surface gloss of PVC product. It is white flowing powder. It can be dissolved in ketone and chloroform, but not in water and alcohol.

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Product Details

Technical SpecificaItteiomn


Index (DA-90 series)
AppearanceWhite   free-flowing powder
Inherent Viscosity [η], 25℃11-13
Bulk Density, g/cm3≥0.35
Volatile matter, %≤1.0
Particle size (40 mesh) passed %≥98

Application

To be used in PVC foamed products, WPC, PVC profiles, pipe, sheet, board etc.

Typical Characteristic

Excellent comprehensive property; Super melt strength; Lower density for PVC foaming products. It is fit for all kinds of low foamed products.

Packing and Storage

20kg net in PP woven bag or kraft bags with PE bag lined. The product is non-toxic, non-corrosive solid powder and non-dangerous goods for transport. To be stored in cool and ventilated warehouse, avoid direct exposure to sunlight. Guarantee period for 12 months, it can be used after passing inspection one year later.


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