다롄펑루이화학제품유한회사

　　Chemical Name: Benzophenone,2-hydroxy-4-methoxy-; 2-Hydroxy-4-methoxybenzophenone; Cyasorb UV 9; Oxybenzone CAS No.:131-57-7 　　Appearance: Primrose Crystal Powder 　　Melting Point (ºC): 62-65 　　Ash%≤0.1 　　Use: it is a kind of primrose crystal powder easily soluble in organic solvent like ethyl alcohol and acetone, insoluble in water, thermally stable and innoxious with an absorption spectrum of 234-400 millimicron. It is benzophenone ultroviolet absorbent and can be used as the stabilizing agent of synthetic plastic like polythylene with concentration at 0.5-1.5%. It is also used for paint, pigment, coating, fine white wax, daily cosmetics, etc. 　　Packing: paper-plate can with innoxious plastic bag inside, net weight 25kg /can Note: Provincial Excellent Product.

　　Chemical Name: 2,2`-methylene bis(4-t-octyl-6-benzotriazolylphenol) CAS No. 103597-45-1 　　Content:≥99.0%(HPLC)

　　Chemical Name: 2-(2`-Hydroxy-3`,5`-dipentylphenyl) benzotriazole CAS No: 21615-48-6 　　Molecular Formula: C22H29N3O 　　Appearance: White to light yellow powder 　　Assay:≥99% 　　Melting point: 80 -83ºC 　　Loss on drying:≤0.5% 　　Ash:≤0.1% 　　Light Transmittance: 440 nm≥97%,500nm≥98%. 　　Use: As the ultraviolet absorption agent, it is available to polyolefine, polystyrene, PVC, polyurethane, polyester etc. It is excellent in benzotriazole kind of uv-absorber. The max. absorbing wavelength is 345nm.The general consumption is about 1%.Note: Toxicity is low. FDA(USA)has permitted it to be used as the foodstuff packing material.

　　Other name: 2-(2H-Benzothiazol-2-yl)-6-(dodecyl)-4-methylphenol CAS: 125304-04-3 　　molecular formula: C25H35N3O 　　molecular weight: 393.6 　　Appearance:Buff color oily liquid 　　Content: 99.0%min 　　boiling point: 174ºC (0.01kPa) 　　uses: Can use in the thermosplastic PUR coating and the overall foamplastics, the flinty polyvinyl-chloride, PVB, PMMA, PVDC, EVOH,EVA, the high temperature solidifies not the saturated polyester aswell as PA, PET, PUR and the PP optical fiber spinning helps in themedicinal preparation, also is suitable for the emulsion, the wax, thebond, the styrene gathers - and the copolymer, the elastomer and thepolyolefine

　　Chemical Name: 2-[2`-hydroxy-3`,5`-bis(, -dimethyl benzyl)-phenyl]benzotriazole CAS No:70321-86-7 　　Molecular formula:C22H29N3O 　　Properties and application: It is a very pale yellowish powder, melting point 139.5-141 , efficient light stabilizer, used for PE, PP polyester and coatings. 　　Appearance :Light yellow powder 　　Melting point 139.5-141 　　Volatile matter 0.5% 　　Ash content 0.05% 　　Purity 99% 　　Light Transmittance: 460nm≥97%,500nm≥98% Packing: 25 Fiberboard drum