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Chemical Products

Polymer Additives

UV Absorbers(UVA)

ADK STAB LA series (UV Absorbers)

The specific gravity (25℃/25 ℃), viscosity (25℃) and melting point of properties are representative values. The same below.

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"ADK STAB" is not used as a trademark in USA.

ADK STAB LA-29

3147-75-9
Properties Pale yellow powder
M.P.102~106℃
M.W.323
Packaging B/G
20kg
Characteristics and applications ・Less initial coloration.
・Low volatility.
・Good compatibility with many polymers.
IUPAC 2-(2H-Benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol

ADK STAB LA-31RG / ADK STAB LA-31G

103597-45-1
Properties Light yellow powder (G: granule)
M.P.194~200℃
M.W.659
Packaging C/S 15kg
LA-31G:B/G 20kg
Characteristics and applications ・Very low volatility due to high M.W.
・Excellent thermal stability.
・Excellent long term retention in the polymer.
・For engineering plastics requiring high processing temperatures.
IUPAC 2,2'-Methylenebis[6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol]

ADK STAB LA-32

2440-22-4
Properties Pale yellow powder
M.P.127~132℃
M.W.225
Packaging B/G
20kg
Characteristics and applications ・Strong UV absorbe.
・Less initial coloration.
・For PVC, PS, PU, Acrylic polymers,elastomers, etc.
IUPAC 2-(2H-Benzotriazol-2-yl)-p-cresol

ADK STAB LA-36 / ADK STAB LA-36RG

3896-11-5
Properties Pale yellow powder(RG: granule)
M.P.138~141℃
M.W.315
Packaging B/G
20kg
Characteristics and applications ・Common benzotriazole-type UVA.
・Excellent absorption in longerwavelength.
・UV regions, compared to other benzotriazole-type UVAs.
IUPAC 2-(5-chloro-2H-benzotriazol-2-yl)-6-tert-butyl-4-methylphenol

ADK STAB LA-46

371146-04-02
Properties Light yellow powder
M.P.106~108℃
M.W.512
Packaging  
Characteristics and applications ・High absorption from 280nm to 300nm wavelength.
・Excellent thermal stability and discoloration resistance against heat.
・Low volatility.
IUPAC 2-(4,6-Diphenyl-1,3,5-triazin-2-yl)-5-[2-(2-ethylhexanoyloxy)ethoxy]phenol

ADK STAB 1413

1843-05-6
Properties Pale yellow powder
M.P.47~49℃
M.W.326
Packaging C/S
10kg
Characteristics and applications ・Benzophenone-type UVA.
・Less initial coloration.
・High absorption in short-wavelength.
・Good compatibility with many polymers.
IUPAC [2-hydroxy-4-(octyloxy)phenyl](phenyl)methanone

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