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Light stabilizer UV-622 CAS 65447-77-0
  • CAS:

    65447-77-0
  • Molecular Formula:

    (C15H25NO4)n
  • Quality Standard:

    99.5%MIN.
  • Packing:

    25kg/drum or box
  • Mininmum Order:

    25kg
  • Price inquiry:

    sales@tnjchem.com
  • Manufacturer:

    TNJ Chemical

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  • Product Details

product name: Light stabilizer UV-622

CAS NO.:65447-77-0

Product type:HALS
Chemical Name:Poly (4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid)
Formula:H[C15H25O4N]nOCH3

Molecular Weight:>2500

 

Specification

Property

Typical value

Appearance

white or pale yellow powder

Transmittance

425nm

≥ 97%

500nm

≥98%

Content(HPLC)

≥99.0%

Volatile

≤0.5% (105ºC. 2hrs)

Ash

≤0.1%


Solubility

Soluble in acetone, toluene, xylene, ethyl acetate, ethanol, chloroform ;Slightly soluble in methanol;Insoluble in water


Application

- UV 622 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc, has synergetic effect with antioxidants and UV absorbers.

- HALS 622 is highly effective in PP, PE, EVA, PS, PA, PU, PVC, etc

 

Packing

Cautions:Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store:25kg carton inner with plastic bag or as customer's requirement
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      Light stabilizer UV-622 CAS 65447-77-0
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