Acrylic processing aid LT 40

LT 40 is a medium molecular weight all-acrylic copolymer processing aid for PVC applications including high output extrusion and injection. It efficiently improves the melt elasticity, melt strength and sizing of rigid PVC through the use of LT 40.

PRODUCT DESCRIPTION

LT 40 is a medium molecular weight acrylic processing aid for high quality rigid PVC products. 

APPLICATIONS

o PVC profiles, sheets

o PVC pipes, fittings

o PVC sidings, panels, fences

BENEFITS

o Wide processing window, higher processing efficiency 

o Faster fusion and high melt elasticity and strength

o Surface smoothness and gloss 

o Easy metal release 

Appearance

White, free flowing powder

Powder Density

MIN 0.40 g/cc 

Specific gravity

MIN 1.10

Particle size (on 40 mesh)      

2.0% Max  

Volatiles 

1.2% Max

Viscosity (η)(Ubbelohde Viscometer)

6~8   

Molecular Weight

MIN 1.5 million

PROCESSING

Torque Rheometer Data

Condition: PVC 100phr  TiO2 5phr  Stabilizer 5phr  Hst 0.15phr  OPE 0.2phr  Cast 0.5phr  CaCO3 10phr

Company Info

Henan Wising Chem Co., Ltd