Antioxidant Weston 618(619) Chemical Name: O,O’-Dioctadecylpentaerythritol bis(phosphite) Formula C41H82O6P2 Molecular Weight 733.04 CAS# 3806-34-6 Synonym name: Weston 618, Weston 619F Specification: Appearance White powder Ash Max.0.10% Melting point 37.0-46.0℃ Solubility（20℃） Water ＜0.1 MeoH 2.1 EtoH U Acetone 0.3 Ch2Cl2 20 Hexane 25 Application: >Antioxidant 618, also known as antioxidant 619, is a solid phosphite antioxidant that…
pigment yellow 154, Fast yellow H3G Chemical CI structure number 21098 Molecular formula: C18H14F3N5O3 CAS registration number: 68134-22-5 Synonym names: pigment yellow h3g Application Pigment yellow 154 is greenish yellow shade with very high lightfastness and weather fastness, also almost completely resistant to the major organic solvents. P.Y.154 is primarily applied in paints, recommended for…
UV Uvinul 4050 Introduction UV 4050 is an effective light stabilizer for polymers, including polyolefins, ABS, Nylon, etc. It is highly compatible with pigments. Chemical Name: N,N’-Bis(2,2,6,6-tetramethyl-4-piperidyl)-N,N’-diformylhexamethylene-diamine Synonyms: BASF Uvinul 4050H Specification: [Molecular Formula] C 26 H 50 N 4 O 2[Molecular Weight] 450[CAS No] 124172-53-8 Appearance: White to off-white crystalline powderContent: 99.0% minLoss on Drying:…
UV Tinuvin 5060, CAS# 127519-17-9 Introduction Tinuvin 5060 is a solvent-free, liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a hindered amine light stabilizer (HALS), It meets the durability requirements of exterior solvent-based industrial and decorative coatings. UV 5060 is especially suited for oxidative drying and acid catalyzed systems. Synonyms BASF Tinuvin 5060 Specification:…
Tinuvin 99-2, cas#127519-17-9, 108-65-6 Introduction UV 99-2 -2 is a liquid UV absorber of the hydroxyphenyl-benzotriazole class designed to fulfill the cost/performance and durability requirements of industrial coatings for wood and plastics. Synonyms: BASF tinuvin 99-2 Specification: CAS No: 127519-17-9, 108-65-6Appearance light brown amber liquidMolecular weight 451.6 Dynamic Viscosity at 25°C(Brookfield, 20 rpm) 2000 mPa…
UV Benzophenone 8 Introduction Benzophenone-8 acts as a UV absorber and provides strong UV absorption. Offers very good compatibility with polymers and other stabilizer chemistries. Chemical Name: 2,2′-Dihydroxy-4-methoxybenzophenone Synonyms: Cytec UV 24 Specification: Molecular Weight 244 Melting Point 68 °C Specific Gravity @25 °C 1.38 g/cm3 Moisture content < 0.05 % Congealing point > 68.0 °C Insoluble in Toluene,…
Benzophenone-6, CAS# 131-54-4 Introduction Benzophenone-6 is an efficient UV absorber for polyester film. The transmittance of film treated by benzophenone-6 is greatly reduced for light of wavelengths less than 400 nm, thus allowing the film it to be used as a UV filter. Chemical Name: 2,2′-Dihydroxy-4,4′-Dimethoxy Benzophenone Synonyms: Benzophenone-6, BASF Uvinul 3049 Specification: Assay 99.0%…
UV Benzophenone 3 Introduction Benzophenone-3 is a UV absorber used in cosmetics including topical sunscreens, moisturizers, shampoos, hair care, lipstick, lip balms, nail polish, also plastic materials, dental composite materials. Furthermore, It is also used as color preserver in paints and varnishes. Chemical Name: 2-Hydroxy-4-Methoxy Benzophenone Synonyms: Benzophenone-3, UV-9, Oxybenzone Specification: Appearance: Pale greenish-yellow crystalline…
UV BP 1 Chemical Name: 2,4-DihydroxyBenzophenone, C13H10O3 Synonyms: BP-1, UV-0 Specification: Appearance: Off white or light yellow crystalline powderAssay: 99.0%minMelting Point: 142.0-146.0℃Gardner Color(2%，w/v，in methanol）: 3.0 maxSpecific Extinction(1%,1cm) E290: 630 minLoss on drying: 0.2% maxHeavy Metals: 5ppm maxBurnt Residue: 0.5% max Application: BP-1 is a benzophenone class UV absorber, suited for polyolefins, PVC, polystyrene etc. also as…
UV Benzophenone 2 Introduction BP-2 affords a wide absorption range, and it’s particularly suitable for use as a UV-A filter for cosmetic protection, particularly to protect colorants against fading. Chemical Name: 2,2’,4,4’-Tetrahydroxy Benzophenone Synonyms: BP-2 Specification: Appearance: Pale greenish-yellow crystalline powderAssay: 99.0%minSolubility: Clear solution, free from insolubleMelting Point: 195.0－203.0℃Gardner Color: 3.0 maxSpecific Extinction (1%,1cm) E345nm:…
