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CAS:57834-33-0
MF：C17H18N2O2
MW：282.34
EINECS:260-976-0
Synonyms:Ethyl 4-[[(methylphenylamino)methylene]amino]benzoate; UvAbsorberUv-1>98.5%; Light Stablizer UV-1; UV Absorbers; Ultraviolet absorber UV-1; UV Stabilizer UV-1; 4-[(N-methylanilino)methylideneamino]benzoic acid
什么是紫外线吸收剂UV-1 CAS57834-33-0？
UV Stabilizer UV-1 (CAS 57834-33-0) is a highly effective ultraviolet light absorber used to protect polymers, coatings, and plastics from UV-induced degradation. Also referred to as Light Stabilizer UV-1 or Omnistab UV 1, this compound belongs to the benzophenone derivative family and provides excellent light stability by absorbing harmful UV radiation.
紫外线稳定的紫外线-1是淡黄色的液体用分子式C17H18N2O2，分子量282.3，湿度≤1.0%，沸点188~190℃/13Pa，相对密度：1.127、粘度(20℃)的有关4752mPa·s、折射指数为1.64. 溶解性：>50乙醇，>50异丙醇、>50丁酸乙酯，并在零的水。 在PU，紫外线-1是比其他抗紫外线剂，并用于泡沫材料、涂料、皮革和板。
It is particularly suitable for transparent and light-colored systems, where long-term protection against discoloration, brittleness, and loss of mechanical strength is critical. As a China UV Absorber UV-1 supplier, we provide consistent quality and competitive pricing for global customers.
规格
| 项目 | 规格 |
| 酸性系数(pKa) | 6.94±0.50(预测) |
| 沸点 | 188°C |
| 密度 | 1.05±0.1g/cm3(预测) |
| 蒸气压力 | 78Pa在25℃ |
| 水溶解度 | 34.7mg/L，在20℃ |
| 参 | 4.46在25℃ |
应用
UV Stabilizer UV-1 is widely used in different industries:
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Plastics & Polymers: Effective in PVC, PET, PS, PC, and engineering plastics to enhance weather resistance.
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Coatings: Applied in automotive coatings, wood finishes, and industrial coatings to prevent fading and surface degradation.
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Adhesives & Sealants: Improves durability and resistance to sunlight exposure.
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Fibers & Films: Extends service life of synthetic fibers, packaging films, and agricultural films.
包装
通常装在200公斤/桶，并且还可以做的定制软件包。
