Shandong Brother Sci.&Tech. Co.,Ltd

The Processing Aid LP40, LP21 of Injection Moulding of PVC

• Category :

  Catalyst and Auxiliary

• CAS NO :

• EC NO :

• Molecular Formula :

• Molecular Weight :

• Main Specifications :

• Product description :

  .Introduction:
  ACR-LP40 and ACR-LP21 are the copolymer, which is formed by the ACR monomer with latex, and they are also high molecular weight polymer with multi-layer structure self developed by us.
   
  2.Technical Specification

  Specification Item	LP21	LP40
  Appearance	White freely flowing powder	White freely flowing powder
  Volatility,%	≤1.5	≤1.5
  Sieve residue,%(30)	≤2.0	≤2.0
  Apparent density,g/ml	≥0.35	≧0.35
  Intrinsic Viscosity(η)	6.5-7.0	5.5-6.0
  The intrinsic viscosity is in the chloroform solution, 25 centigrade is put and determined with 0.4-0.5mm Ukraine type viscometer.

   
  3. Characteristics and Application:
  When PVC injection molding uses macromolecular weight LP21, LP40 to be possible to prevent effectively "spraying" and "the runner white halo" the phenomenon occurrence, simultaneously enhances the injection speed, enable the product surface smoothly, to have the gloss, is advantageous in the injection molding physics performance enhancement
   
  4.Overseas similar products
  LP40 is equal to Japanese KANEKA PA40

  Specification/Item	LP530	LP531	LP400
  Appearance	White Freely Flowing Powder	White Freely Flowing Powder	White Freely Flowing Powder
  Volatility,%	≤1.5	≤1.5	≤1.5
  Particle size (percent of pass at 30 mesh) %	≤2.0	≤2.0	≤2.0
  Apparent density, g/ml	≥0.35	≥0.35	≥0.35
  Intrinsic Viscosity (η) ①	5.5-6.0	6.0-6.5	6.5-7.5

  LP21 is equal to Japanese KANEKA PA21
   
  5. Packing details: 20kgs or 25kgs/bag
   
  6.Recommending Prescription:
  PVC(K value 57)  100.0
  CPE  135(A)  5.0-8.0
  ACR LP40  1.5-3.0
  Organic Stabilizer  1.5-2.0
  Olefin(165℉)  0.5
  TiO₂   1.5