国内一级久久黄色-真实女人特黄黄色一级片-一级黄色毛片免费播放1段-国语无码一级黄色片-特黄色无码高清一级片-中国一级AAA成人黄色电影-高清免费一级黄片视频-特黄一级看片网址-中国一级黄片勉试











Antiager 2246A

Chemical name: 2,2'-methylene bis (4,6-di-tert-butylphenol)
Physical and chemical properties: white powder, tasteless non-toxic, soluble in toluene, acetone, ethanol, insoluble in water.
Chemical indicators:
Appearance: white powder
Melting point: ≥142 ℃
Heating loss: ≤ 1.50%
Ash: ≤0.1%
Moisture: ≤0.05%
Properties and uses: Antioxidant 2246-A is a high performance phenolic antioxidant, widely used in natural rubber, synthetic rubber, polyvinyl chloride, light or color rubber products and medical products such as antioxidants and anti- Oxygen, and thioethers, phosphites and other antioxidants and a significant synergistic effect, and UV absorber and can further improve the weatherability of products.
Packaging and storage: Antioxidant 2246-A non-toxic, non-flammable, non-corrosive, storage stability. Using 20KG paper bag or cardboard drum lined with plastic bags.





  Previous product: Antiager 2246
  Next product: Metal Deactivator T551