| Customization: | Available |
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| CAS No.: | 18600-59-4 |
| Certification: | REACH |
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| Classification: | Chemical Auxiliary | Product Name: | UV absorbers 3638 |
| Place of Origin: | Jiangsu, China | CAS No.: | 18600-59-4 |
| Brand Name: | Unitechem | Purity: | ≥99 % |
| Package: | 25kg cardboard or customized | Color: | White |
| Freight Term: | FOB, CIF, CFR | Appearance: | Powder |
| Port of departure: | Shanghai | MOQ: | ≥25 kg |
| Content | UV absorbers 3638 |
| Formula | 2,2'-Benzene-1,4-diylbis(4H-3,1-benzoxazin-4-one) |
| CAS NO | 18600-59-4 |
| Appearance | White to off-white crystalline powder |
| Purity(%) | ≥98.0% |
| Volatile Matter | ≤0.5% |
| Ash Content | ≤0.1% |
| Melting Point | ≥310°C |
| Features and Application | UV Absorber 3638 a highly efficient benzoxazinone type UV absorber, which is distinguished by its superiorly low volatility, and its strong & broad range of UV light absorption together with no color contribution & excellent stabilization for polymers. It offers a very strong & broad UV absorption with no color contribution and excellent stabilization. It also has good thermal stability and extremely low volatility. The product is particularly suitable for engineering plastics such as Nylon, PC, PET, PBT and PPO. It is also highly effective in other polymers such as polyamides, polyacetals, polyolefins fibers, styrenics, elastomers. |
| Cautions | The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling. |
| Package and Storage | Package: 25kg carton inner with plastic bag or as customer`s requirement. Storage: Keep container tightly closed in a dry and well-ventilated place. |
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