HANGZHOU SUNNY CHEMICAL CORP LTD

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UV STABILIZER:UV-770,HORSORB-770

 


 

Chemical name

 

UV 770,Horsorb 770,Bis(2,2,6,6-tetramethyl-4-piperidine) sebacate

 

 

 

Introduction

UV 770,Horsorb 770 CAS NO.:   52829-07-9

 

UV 770,Horsorb 770 is widely used in high light stability high polymer, including polypropylene, high density polyethylene, ABS resin, PMMA, SAN, PVC, nylon and polyester, polyacetal.

 

 

Physical properties

Appearance:   white crystalline powder

Melting point:  81-85

Assay:   99% min. (HPLC)

Residue on ignition:   0.1% max

Transmittance:  425nm:  95% min

500nm:  97% min

 

 

Advantage

1. High compatibility with a wide range of polymers.

2. Better performances than ultraviolet light absorber.

3. Has coordinating function when used with ultraviolet light absorber.

 

Applications

 

Polypropylene: 0.1-0.3wt% for rigid PVC based on solids.

High density polyethylene:  0.2-0.5wt% for PS based on solids.

Polyamides:   0.1-1.0wt% for PS based on solids.

Polyester:       0.2-0.3wt% for PS based on solids.

Polyacrylate:  0.2-0.3wt% for PS based on solids.

 

 

Toxicity & Safety

 

 

Horsorb 770 can be safely handled without irritation caused to the skin.

 

 

Package

 

 

In 25kg fiber drum with inner plastic bag

 

 

Storage

 

 

In a closed system and dry , dark place without any light exposure.

 

 

UV ABSORBER: UV-770

Tel:86-571-8565-5918
       86-571-8821-2363
Fax:86-571-8821-2215
Email:
sales@sunnychemical.com


 

 

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Manufacturer and Exporter of uv absorber,light stabilizer,antioxidant,OBA OB, OB-1,uv 292,uv 622,uv 770,uv 944

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