Optical brightener OB
- Product Name: Optical Brightener OB
- Chemical Name: 2,5′-Bis[2-(5-tert-butyl-2 benzoxazole)thiophene
- C.I.: 184
- CAS: 7128-64-5
- Molucular Formula: C26H26N2O2S
- Formula Weight: 430
- Synonyms: Tinopal OB (OB-C, OB-P), Uvitex OB, Whitex NSK.
OB 184, FBA 184, Optical Brightening Agent OB - Application: widely used in whitening of PVC, PS, ABS, PP, PE, oil-based paints and coatings.
Optical brightener OB-1
- Product name: Optical Brightener OB-1
- Chemical Name: 2,2′- (4,4′-distyryl) bisbenzoxazole
- C.I.: 393
- CAS: 1533-45-5
- Molecular Formula: C28H18N2O2
- Formula Weight: 414.45
- Synonyms: Uvitex OB-1, Eastobrite OB-1.
FBA 393, OB 393, OBA 393, Optical Brightening Agent OB-1. - Application: Widely used for brightening polyester resin and fiber, nylon, PP, ABS, PS, HIPS, PA, PC, EVA, rigid PVC, etc.
Optical brightener FP-127
- Product name: Optical Brightener FP-127
- Chemical Name: 4,4′-Bis[(E)-2-(2-methoxyphenyl)vinyl]biphenyl
- C.I.: 378
- CAS.: 40470-68-6
- Molecular Formula: C30H26O2
- Formula Weight: 418.53
- Synonyms: Uvitex FP, FP-P, FP-C (Clariant), CBS-127, FP-127, OBA 378, FBA 378.
Optical Brightening Agent FP-127 - Application: Optical Brightener FP-127 is widely used in the whitening of flex PVC, PS, synthetic leather, paints, inks, wallpaper PVC plastisol, etc.
Optical brightener KCB
- Product name: Optical Brightener KCB
- Chemical Name: 2,2′-(1,4-naphthalenediyl) Bisbenzoxazole
- C.I.: 367
- CAS: 5089-22-5
- Molecular Formula: C24H14O2N2
- Formula Weight: 362.68
- Synonyms: Hostalux KCB, KCB-C (DyStar), OBA 367, FBA KCB
Optical Brightening Agent KCB - Application: Optical Brightener KCB is widely used in the whitening of synthetic fiber, and EVA foam for footwear materials. It is also suitable for whitening PE, PP, PVC, PS, ABS, paints, etc.
Optical brightener KSN
- Product name: Optical Brightener KSN
- Chemical Name: 4.4-bis(5-methyl-2-benzoxazole)-ethylene
- C.I.: 368
- CAS: 5242-49-9
- Molecular Formula: C29H20N2O2
- Formula Weight: 428
- Synonyms: Hostalux KS, KS-C (DyStar), OBA 368, FBA KSN, FBA 368,
Optical Brightening Agent KSN - Application: Optical Brightener KSN is widely used for polyester fiber, polyamide, polypropylene fine polymer fibers, high-quality engineering plastics, etc.
It can be added in any production stage of blowing film, drawing, injection, molding, extrusion, etc.
Optical brightener CBS-X
- Product Name: Optical Brightener CBS-X
- Chemical Name: 4,4′-bis(2-disulfonic acid styryl) biphenyl
- C.I. NO.: 351
- CAS NO.: 27344-41-8
- Molecular Formula: C28H20O6S2Na2
- Molecular Weight: 562.60
- Synonyms: Tinopal CBS, CBS-X. Uvitex NFW. CBS-351, Optical Brightening Agent CBS-X.
- Application: Widely used in whitening of synthetic detergents liquid/powder, soaps etc.
Optical brightener AMS
C.I. No.: 71
CAS No.: 16090-02-1
Optical brightener DMS-X
Product Name: Optical Brightener DMS-X
Chemical Name: 4,4′-bis(2-disulfonic acid styryl) biphenyl
C.I. NO.: 71
CAS NO.: 16090-02-1
Molecular Formula: C40H38N12O8S2Na2
Molecular Weight: 924.93
Synonyms: Tinopal DMS, Leucophor PAM (Clariant), Blankophor MBBH, OBA 71, FBA 71,
Application: Widely used in whitening of synthetic detergents liquid/powder, soaps and other homecare cleaning product etc.
Optical brightener CXT
C.I. No.: 71
CAS No.: 16090-02-1
Optical brightener ER-I
- Product name: Optical Brightener ER-I
- Chemical Name: 1,4-Bis(2-cyanostyryl)benzene
- C.I.: 199
- CAS: 13001-39-3
- Molecular Formula: C24H16N2
- Formula Weight: 332.39700
- Synonyms: Optical brightener 199, Optical brightener ER, Blankophor ER 330 (Bayer), Ultraphor RN (BASF). Fluorescent brightening agent ER, 1,4-Bis(2-cyano styryl)benzene, 13001-39-3, 2,2′-(1,4-Phenylenebis(ethene-2,1-diyl))dibenzonitrile, Benzonitrile, 2,2′-(1,4-phenylenedi-2,1-ethenediyl)bis-, 2-[(E)-2-[4-[(E)-2-(2-cyanophenyl)ethenyl]phenyl]ethenyl]benzonitrile, 1,4-Bis(2-cyano styryl)benzene, fluorescent bleaches er
- Application: Optical Brightener ER-I is mainly used in the whitening of polyester fiber in emulsion form. and also widely used in the whitening of plastics such as PE, PP, and PVC.
Optical brightener ER-II
C.I. No.: 199:1
CAS No.: 13001-38-2
Optical brightener EBF
CAS NO: 12224-41-8
C.I. NO: 185