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Light Stabilizer UV 783

Light Stabilizer UV 783 also known as Tinuvin 783.

Light Stabilizer UV 783 is a kind of high molecular weight compound hindered amine light stabilizer, which has the characteristics of excellent light stability and long-term thermal stability, low volatility and extraction resistance, and has good compatibility with most polymers.

Applications

Used in polyolefin materials, particularly effective in PP fiber, tape, thin or thick LLDPE, LDPE products. It can effectively prolong product service life.

Technical Specifications

  • ‍Product Name: Light Stabilizer UV 783
  • CAS No.: 71878-19-8/65447-77-0
  • Chemical Name:Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid) + Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-s-triazine-2,4-diyl]-[(2,2,6,6-tetramethyl-4-piperidyl)imino]-hexamethylene-[(2,2,6,6-tetramethyl-4-piperidyl)imino]]
  • Molecular Formula:C28H5204N2;H[C15H25O4N]nOCH3
  • Molecular Weight: 2000-3000
  • Other name:Tinuvin 783
  • Appearance: Light yellow granular powder‍

Melting Point

50-130℃

Purity

≥99%

Ash

≤0.1%

Loss On Drying

≤0.5%

Transmittance

425≥90%   500 nm≥93%

Package

25KG cartons or drums

Storage and Transportation

Keep container tightly closed and dry and storage in cool place.

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.

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