UV Absorber 791

UV Absorber 791


UV Absorber 791 Specifications

1.white to slightly yellow granules odorless
2.excellent UV stabilizer for thick sections
3.automotive bumpers, fascia,garden

Characterization: Light stabilizer 791 is a synergistic mixture of Light stabilizer 944 and Light stabilizer 770. It is an excellent UV stabilizer especially for PP thick sections, which offers excellent surface protection. It also shows high stabilization efficiency in PP tapes.

Chemical name:      Light stabilizer 944: Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidinyl)imino]-1,6-exanediyl[(2,2,6,6-tetramethyl-4-piperidinyl imino]])+Bis(2,2,6,6,-tetramethyl-4-piperidyl)sebaceate

CAS NO: 70624-18-9       52829-07-9     

Molecular weight:  481g/mol

Applications:  Light stabilizer 791 areas of application are PP, PP/EPDM and PP/PE/EPDM blen(TPO’s).
Features/benefits:Light stabilizer 791 is an excellent UV stabilizer for thick sections, e.g. automotive bumpers, fascia,garden furniture etc.The synergism between the high and low molecular weight HALS components of Light stabilizer 791guarantees maximum protection for the polymer against degradation from UV radiation and long-term heat exposure.

Appearance: white to slightly yellow granules odorless
Guidelines for use:  Thick Sections    UV Stabilization of PP   0.1-0.8%       

Tapes       UV Stabilization of PP  0.1-0.8%

Technical reviewTiangang Technical CenterVersion2012-12-25
Specifications and application notes on this page are compiled from Tiangang's published technical data. Actual values are governed by the COA shipped with each lot and the technical agreement confirmed by both parties.

Certifications

  • National High-Tech Enterprise
  • Vice Chairman Unit, China Plastics Processing Industry Association (CPPIA)
  • Vice Chairman Unit, Agricultural Plastics Branch, China Agricultural Plastics Application Technology Society
  • Member, Ageing Methods Subcommittee, National Technical Committee on Plastics (SAC/TC15/CS5)
  • Member, Society of the Plastics Industry (SPI), USA