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| Product Name: |
UV ABSORBER 234 CAS NO.70321-86-7
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CAS NO.70321-86-7 |
| Price Term: |
FOB,CNF,CIF |
| Port of loading: |
SHANGHAI |
| Minimum Order |
1 |
| Unit Price: |
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Chemical name: 2-[2'-hydroxy-3',5'-bis(-dimethyl benzyl)-phenyl]benzotriazole
CAS No.:70321-86-7
Molecular formula: C30H29N3O
Molecular weight:447.6
Molecular structure
Specification
Appearance: Light yellow powder
Purity, %: ¡Ý 99
Melting point,℃:139.5-141
Volatile matter, %: ¡Ü 0.5
Ash, %: ¡Ü 0.05
Transmittance 450nm¡Ý97%
500nm¡Ý98%
Application
UV ABSORBER HOSORB-234 is a high molecular weight ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class. It has low volatility at high temperatures and high resistance to thermal degradation for compounding and molding applications. It is highly effective for polymers processed at high temperature such as polycarbonate, polyester, polyacetal, PPO, polyamide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers etc.. It?is also useful in the light stabilization of powder coatings and solvent-based coatings. info at hhochem. com |
| Company: |
Guangzhou Chengshuai New Material Co.,Ltd.
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| Contact: |
Mr. David Ho |
| Address: |
No.10, Jiqingxiang, Shiyicun, Shilou Town, Panyu Dist., Guangzhou.China |
| Postcode: |
511440 |
| Tel: |
862034708468 |
| Fax: |
862084697353 |
| E-mail: |
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