Please click here to check who's online and chat with them.

Optical Brightener Ob-1 393

Supplier From China
Oct-28-19

Product Name: Optical Brightener OB-1
Chemical Name: 2,2'-(Vinylenedi-p-phenylene)bisbenzoxazole
Molecular Formula: C28H18N2O2
Molecular Weight: 414.4
UV absorption wavelength: 374nm
Cas No.: 1533-45-5
C.I. No.: 393
EC No.: 216-245-3

Specifications:
Appearance bright yellowish/greenish crystal powder

Melting Point 357-361
Purity â?¥98.5%
Color Shade Blue
Fineness â?§200 mesh
Water insoluble Content â?¦0.5%

Properties:
Optical brightener OB-1 is crystallized substance, has strong fluorescence. It is odorless, hard to dissolve in water.
It can be used for whitening polyesters, nylon fibre and various plastics such as PET, PP, PC, PS, PE, PVC, etc.

Package:
25kg per carton drum with double layer PE bag inside, or adjust according to clients demand.

Storage:
Store at cool and dry place.

Expiry date: 24 months.

Price and Minimum Quantity

Price: Negotiable
MOQ: Not Specified

Recent User Reviews

This user has not received any reviews yet!

Verification Status


 
 
Contact Supplier
Renew

More Items Similiar to: Optical Brightener Ob-1 393

Apr-10-20
 
Product Class: Optical Brightening Agent For Plastic
Product Name: Optical Brightening Agent OB-1
Chemical Name: 2.2-(4.4-diphenol vinyl) dibenzoxazol
CAS No.: 1533-45-5
C.I. No.: 393
Structural Formula:
Molecular Formula: C28H18N2O2
Molecular Weight: 414
Technical Index: Appearance: yellowish green powder
Melting Point:358~360
Purity:99%
Uses : Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization.
Package: 10kg or 25kg per fiber drum
GOLD Member
VERIFIED
Feb-14-22

Optical Brightening Agents For Paper

$4.50
MOQ: 5000  Kilograms
Sample Available
 
We are an EU approved CE certified, REACH Certified and RoHS Certified company manufacturer of Optical Brighteners OBA 220 for Paper Industry.

We all want our papers to be as white as possible, don't we? Well, that's where optical brightening agents BBU Powder come in.

The raw material of paper often consists of impurities such as snippets of bamboo sticks and wood. These impurities dampen the brightness of the paper.


We have various Whitening Agent Optical Brightener Available for Paper application like...

Optical Brightening Agent OBA 220 in powder form Optical Brightening Agent OBA 220 in Liquid form Optical Brightening Agent OBA 264 in Liquid form Optical Brightening Agent OBA 24 in powder form Optical Brightening Agent OBA 253 in Liquid form Optical Brightening Agent OBA 28 in powder form Optical Brightening Agent OBA 154 in Liquid form Optical Brightening Agent OBA 28 in powder form.

Additional Information

Physical Appearance : Greenish-Yellow Powder

CAS No.: 16470-24-9

EINECS No.: 240-521-2

Specific Gravity / Bulk Density : 0.8-1.0

pH of Liquid or 1% Solution : 8-9

Strength by 100% : 100%

Shade/Hue: Bluish white

Whiteness/ Brightness : Equal to Std

% of Active Substance : 21.95%

Absorbance (18mg/l) : 0.217

Moisture Content : 2.40%
GOLD Member
VERIFIED
Feb-23-22

Optical Brightening Agent For Paper

$3.45
MOQ: 5000  Kilograms
Sample Available
 
We are an EU approved CE certified, REACH Certified and RoHS Certified company manufacturer of Optical Brighteners OBA 220 for Paper Industry.

We all want our papers to be as white as possible, don't we? Well, that's where optical brightening agents BBU Powder come in.

The raw material of paper often consists of impurities such as snippets of bamboo sticks and wood. These impurities dampen the brightness of the paper.


We have various Whitening Agent Optical Brightener Available for Paper application like...

Optical Brightening Agent OBA 220 in powder form Optical Brightening Agent OBA 220 in Liquid form Optical Brightening Agent OBA 264 in Liquid form Optical Brightening Agent OBA 24 in powder form Optical Brightening Agent OBA 253 in Liquid form Optical Brightening Agent OBA 28 in powder form Optical Brightening Agent OBA 154 in Liquid form Optical Brightening Agent OBA 28 in powder form.

Additional Information

Physical Appearance : Greenish-Yellow Powder

CAS No.: 16470-24-9

EINECS No.: 240-521-2

Specific Gravity / Bulk Density : 0.8-1.0

pH of Liquid or 1% Solution : 8-9

Strength by 100% : 100%

Shade/Hue: Bluish white

Whiteness/ Brightness : Equal to Std

% of Active Substance : 21.95%

Absorbance (18mg/l) : 0.217

Moisture Content : 2.40%
GOLD Member
Nov-13-24

Chemical Optical Brightener Dms

$8
MOQ: 1000  Kilograms
Sample Available
 
Laundry Detergent Optical Brightener 71 CXT DMS CAS 16090 - 02 - 1 Optical Brightener Powder For Soap Making and For Detergent Powder Production Line,For Laundry Detergent Making For Washing Powder Soap Making, synthetic washing powder, soap, toilet soap, etc. Brightener CXT can make the appearance of soap and washing powder white and bleaching. For example, CXT was added into washing powder according to achieve the whitening effect of washing clothes, or just make the detergent looks crystal clear. Fluorescent brightener CXT is used for whitening cotton fiber, nylon and other fabrics. It has excellent whitening effect on man-made fibers, polyamide and vinylon.
GOLD Member
VERIFIED
Jan-26-22

Optical Brightener For Paper Bbu Powder Oba 220

$5.45
MOQ: 5000  Kilograms
Sample Available
 
We are an EU approved CE certified, REACH Certified and RoHS Certified company manufacturer of Optical Brighteners OBA 220 for Paper Industry.

We all want our papers to be as white as possible, don't we? Well, that's where optical brightening agents BBU Powder come in.

The raw material of paper often consists of impurities such as snippets of bamboo sticks and wood. These impurities dampen the brightness of the paper.


We have various Whitening Agent Optical Brightener Available for Paper application like...

Optical Brightening Agent OBA 220 in powder form Optical Brightening Agent OBA 220 in Liquid form Optical Brightening Agent OBA 264 in Liquid form Optical Brightening Agent OBA 24 in powder form Optical Brightening Agent OBA 253 in Liquid form Optical Brightening Agent OBA 28 in powder form Optical Brightening Agent OBA 154 in Liquid form Optical Brightening Agent OBA 28 in powder form.

Additional Information

Physical Appearance : Greenish-Yellow Powder

CAS No.: 16470-24-9

EINECS No.: 240-521-2

Specific Gravity / Bulk Density : 0.8-1.0

pH of Liquid or 1% Solution : 8-9

Strength by 100% : 100%

Shade/Hue: Bluish white

Whiteness/ Brightness : Equal to Std

% of Active Substance : 21.95%

Absorbance (18mg/l) : 0.217

Moisture Content : 2.40%
GOLD Member
VERIFIED
Mar-25-23

Di Sulpho Optical Brightening Agent For Paper

$3.85
MOQ: 5000  Kilograms
Sample Available
 
BrightOmni UP is a Disulpho type Fluorescent Whitening Agent with high affinity for Paper in wet end applications to achieve high whiteness and brightness properties of Paper.
It Can be added either batch wise in the mixing chest or continuously at suitable dosing points in the stock preparation system.
It Should be applied prior to either alum or cationic auxiliaries.
Typical average dosage is 2 - 6 kg/Ton of dry pulp depending on:
- Type of furnish
- Base pulp pH and brightness
- Desired brightness and whiteness gain
GOLD Member
Feb-19-25

Chemical Optical Brightener Dms

$0
MOQ: Not Specified
Sample Available
Supplier From North York, Ontario, Canada
 
Laundry Detergent Optical Brightener 71 CXT DMS CAS 16090 - 02 - 1 Optical Brightener Powder For Soap Making and For Detergent Powder Production Line,For Laundry Detergent Making For Washing Powder Soap Making, synthetic washing powder, soap, toilet soap, etc. Brightener CXT can make the appearance of soap and washing powder white and bleaching. For example, CXT was added into washing powder according to achieve the whitening effect of washing clothes, or just make the detergent looks crystal clear. Fluorescent brightener CXT is used for whitening cotton fiber, nylon and other fabrics. It has excellent whitening effect on man-made fibers, polyamide and vinylon.
Jan-29-23
 
Products Information:
Products Name: OPTICALBRIGHTENER OB-1;

Color Index No: C.I.393

Synonyms: FBA 393; OBA 393,Fluorescent Brightener OB-1; Optical Brightener Agent OB-1

Molecular Formula:C28H18N2O2

Molecular Weight:414

CAS No:1533-45-5

EINECS No: 216-245-3

Appearance: Light yellowish green powder

Melting point:358

Assay:98.5%

Fineness: 200 meshes

Molecular Structure:

Features
Optical Brightener OB-1has excellent high temperature resistance. It has wide range ofapplication, and is used for the whitening of nylon fiber, polyesters, andvarious plastics. It has outstanding brightening ability and gooddispersibility. It also has good adaption and weather resistance

Applications

OpticalBrightener OB-1 can be used on polyester fiber, nylon fiber, polypropylene,hard PVC, ABS, EVA, PS, polycarbonate etc. For high temperature resistantplastics, only ob-1 can be used, and the addition amount of optical brightenerob-1 is small and the whitening degree is high.

Reference dosage:
Every 1000kg materials to add OB-1 brightener:

1, EVA, polypropylene, nylon, polycarbonate in the amount of 75-200 g.

2. The adding amount of polyester fiber is 75g- 300g

Package & Storage:
10kg or 25kg/ fiber drums. It can bepacked in other forms according to user's requirements.

Shelf life: not more than 24 months inthe room temperature.
GOLD Member
VERIFIED
Oct-17-22
Supplier From Mumbai, Maharashtra, India
 
DISULPHO GROUP
PRODUCT NAME C.I. NO. AREA OF APPLICATION
Bridgeo Milky White BA 267% Powder 113 Suitable at high temperature exhaust with H2O2 bleach.
Bridgeo Milky White SRK Powder 113 Suitable at high temperature exhaust with H2O2 bleach.
Bridgeo Milky White BHT-HC Powder 252 Suitable at high temperature exhaust with H2O2 bleach.
Bridgeo Milky White WHN-C Powder 113 Suitable at high temperature exhaust with H2O2 bleach for
cotton, nylon, wool & silk
Bridgeo Milky White WHN Powder 113 Suitable at high temperature exhaust with H2O2 bleach for
cotton, nylon, wool & silk
Bridgeo Milky White S Powder -- Tinted product for Exhaust at high temperature
Bridgeo Milky White 4BB Powder 28 Tinted product for Exhaust at high temperature for
cotton (terry-towel) & blend.
Bridgeo Milky White BHT-HC Liquid 252 Suitable at high temperature exhaust with H2O2
bleach.
Bridgeo Milky White TG Liquid 113 Suitable at high temperature exhaust with H2O2 bleach.
Bridgeo Milky White BA Liquid 113 Suitable at high temperature exhaust with H2O2
bleach.
Bridgeo Milky White 4BK Powder 252 Suitable at high temperature exhaust with H2O2 bleach.

TETRASULPHO GROUP
Bridgeo Milky White BBU Powder 220 Padding & Exhaust at medium temperature
Bridgeo Milky White 2B CONC Powder 24 Padding & Exhaust at medium temperature
Bridgeo Milky White BVN CONC
Powder -- Padding & Exhaust at medium temperature
Bridgeo Milky White BVN CONC
Powder (B) -- Padding & Exhaust at medium temperature
Bridgeo Milky White 2B Powder 24 Bleaching with H2O2, padding and exhaust at medium
temperature
Bridgeo Milky White 2BT Powder 28 Bleaching with H2O2, padding and exhaust at medium
temperature
Bridgeo Milky White BVN Powder
(BB Supra) --
Bleaching with H2O2, padding and exhaust at medium
temperature
Bridgeo Milky White HI Powder --
Bleaching with H2O2, padding and exhaust at medium
temperature
Bridgeo Milky White S Powder --
Bleaching with H2O2, padding and exhaust at medium
temperature
Bridgeo Milky White UF-P Liquid 220 Bleaching with H2O2, padding and exhaust at medium
temperature
Bridgeo Milky White ABIZ Liquid 220 Padding & Exhaust at medium temperature
Bridgeo Milky White API Liquid 220 Padding & Exhaust at medium temperature
Bridgeo Milky White ABP Liquid 220 Padding & Exhaust at medium temperature
Bridgeo Milky White SI Liquid 220 Padding & Exhaust at medium temperature
Bridgeo Milky White UBR Liquid 263 Padding & Exhaust at medium temperature

HEXASULPHO GROUP
Bridgeo Milky White AS Liquid -- Padding and exhaust at low temperature.
Bridgeo Milky White HF Liquid
(UF AS LIQ) -- Padding and exhaust at low temperature.
Bridgeo Milky White BSU Liquid 264 Padding and exhaust at low temperature.
Bridgeo Milky White AS Powder --
Suitable for Acid Cross Linking, Padding and exhaust at
low temp, reddish tone

Verification Status