BX BP 6

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%…

BX BP 3

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…

BX BP 1

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…

BX BP 2

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:…

BX UV 1

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…

BX UV 3638

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…

BX UV 120

Tinuvin 120, UV absorber 120, 4221-80-1 Introduction  UV 120 suitable for stabilizing polypropylene, polyethylene and thermoplastic olefin. It is particularly recommended for the stabilization of polypropylene, polyethylene and thermoplastic olefin (TPO). Chemical Name: 2,4-Di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate Synonyms: BASF Tinuvin 120 Specification: Appearance: White crystalline powder Odor: Odorless Specific gravity: 1.06 @20 °C Bulk Density: 461 bs/ft3 Assay: 98% min. Melting point: 193…

BX UV 312

UV Tinuvin 312 Chemical Name: N-(2-ethoxyphenyl)-N’-(2-ethylphenyl)oxamide Formula C18H20N2O3   Molecular Weight 312 CAS# 23949-66-8 Physical Properties: Appearance White crystalline powder Melting Point 124-127 ℃ Ash ≤0.1% Loss On Drying ≤0.5% Purity ≥98%(HPLC) Transmittance 460 nm≥95%   500 nm≥97% Applications: UV 312 has a low volatility and good thermal stability. It is particularly effective for short-wavelength UV light.…

BX UV 571

UV 571, Tinuvin 571, CAS 125304-04-3 Chemical Name: 2-(2H-benzotriazol-2-yl)-6-dodecyl-4-methyl phenol Formula C25H35N3O   Molecular Weight 393.6 CAS# 125304-04-3 Physical Properties: Appearance Light yellow liquid Melting Point 152-156 ℃ Ash ≤0.1% Loss On Drying ≤2.0% Purity ≥95%(HPLC) Transmittance 460 nm≥95%   500 nm≥97% Applications: UV 571 has good thermal stability and compatibility with various polymers. It is widely used in…

BX UV 320

UV 320, Tinuvin 320, CAS  3846-71-7 Chemical Name: 2-(2′-hydroxy-3′,5′-di-t-butyl-phenyl)benzotriazole Formula C20H25N3O   Molecular Weight 323.4 CAS# 3846-71-7 Physical Properties: Appearance Yellowish crystalline powder Melting Point 152-156℃ Ash ≤0.1% Loss On Drying ≤0.3% Purity ≥99%(HPLC) Transmittance 460 nm≥97%   500 nm≥98% Applications: UV 320 is an efficient light stabilizer, strong UV absorption and low volatility. It can effectively protect…