Qingdao Kellychem Pigment Co., Ltd.
Main products:Aluminium Polychlorid,Pigment,Photoluminescent Pigment,Pearl Pigment,Photoluminescent Film
Contact Us
  • Contact Person : Mr. Zhang Alexander
  • Company Name : Qingdao Kellychem Pigment Co., Ltd.
  • Tel : 86-532-85713723
  • Fax : 86-532-85713722
  • Address : Shandong,Qingdao,No.62 Hongkong Road,Yincheng Mansion Office2808,Qingdao,China
  • Country/Region : China
  • Zip : 266000

pvc pipe stabilizer

pvc pipe stabilizer
Product Detailed
pvc pipe stabilizer 1.UV Absorber 531 2.Assay (GC): 99%min 3.Transmittance: 460nm 93.0%

pvc pipe stabilizer   



1.Product name


Chemical Name: 2-Hydroxy-4-n-octoxybenzophenone


Product Name: UV Absorber 531             


CAS Number: 1843-05-6


Molecular Formula: C21H26O3


Molecular Weight: 326.43






2. Specifications: Appearance: Light Yellowish Powder or Flake


Assay (GC): 99.5% min


Melting Point: 47°C -49°C


Volatile: 0.5% max


Ash: 0.1% max


Transmittance: 450nm   94.0% min


                              500nm   97.0% min



3. Properties: Specific Gravity (20)°C: 1.16 g/cm3      


Solubility (20°C) % w/w: Acetone 43; Ethyl acetate 44; Ethanol 3.5;                          n-Hexane 12; Toluene >50; Water < 0.01


4. Applications:

An effective light stabilizer for a variety of plastics and other organic substrates such as polycarbonate, PE, PVC, ABS resin, polyurethane, phenolic resin, paraffin and rubber.


Features/Benefits: protects polymers from UV radiation, helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers.


Dosage: Between 0.1-1.0%


5. Storage and Transport:

Keep container tightly closed. Avoid ingestion and inhalation


6. Packing:

25KG Cartons or as customers’ requirements


pvc pipe stabilizer

Copyright Notice @ 2008-2012 ECVERY Limited and/or its subsidiaries and licensors. All rights reserved.