UV Benzophenone 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 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:…
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 Benzophenone 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:…
UV 1, CAS# 57834-33-0 Introduction UV 1 is an effective UV absorber for PUR in a wide range of applications, including PU foams, conventional rigid and flexible foams, fabric coatings, adhesives, sealants, and elastomers (spray, RIM, etc.). Chemical Name: Ethyl 4-[[(methylphenylamino)methylene]amino]benzoate Synonyms: BASF tinuvin 101, Specification: Appearance Slightly yellow liquidAssay (GC) >95%Color (Gardner) 3.5 max.Melting…
Cyasorb 3638, UV 3638 Introduction Cyasorb 3638 offers very strong and broad UV absorption with no color contribution. Possesses very good stabilization for polyesters(PET) and polycarbonates(PC). 3638 is based on a benzoxaxinone structure which delivers a short-term heat stability up to 350 °C and a longterm heat stability up to 160 °C. Chemical Name: 2,2′-(1,4-Phenylene)bis[4H-3,1-benzoxazin-4-one] Synonyms: Cytec Cyasorb 3638…
