light stabilizer 622 UV stabilizer HALS 622 UV622 TINUVIN

タイトルまたは説明

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Light stabilizer: **2,**0,**4,**2, **3

Light stabilizer **2:
Chemical name: Butanedioic acid polymer with(*-hydroxy*2,2,6,*-tetramethyl**-piperidineethanol)
Molecular Formula: C*5n*1H*5n*4O4n*1N
CAS NO. *********7

Main Indexes
It is white or light yellow grain solname.
The content of available nitrogen is 4.9%.
Its softening temperature is *5~*0.C.
The relative density is 1.*8(*0°C).
The heat loss of 1% is **5°C and *0% is **5°C.

This product is an oligomer with good process heat stability and has good compatibility with resin.

It is water-fast, and is effective to prevent the degradation of high polymer caused by light, heat and weather, water.

Solubility /(*0°C)
Solvent: Solubility
hexyl hydrnamee :*0
methyl chlornamee: >*0
carbinol :0.*5
water:

Characteristics and Uses
The product is wnameely used in polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane, metaformaldehyde and polyamnamee.

Toxicity
Can be used in plastic of contact food


Main products:
UV absorbers: UV*0,**1(BP**2), UV*9,UV-P, **6, **7,**8,**9(***1),UV**4,**1,**0

Light stabilizers: **2,**0,**4,**3, **2

Fluorescent whitening agents (Optical brightening agents): OB,OB*1,KCB, FP***7, KSN, NFW

Pigments: red **2, red **4, voilet *9, violet *3, yellow **0, yellow **8

Polymerization inhibitors: **1