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Shanghai Longpu Industry Co.,Ltd

Good quality Optical Brighteners In Textiles for sales
Good quality Optical Brighteners In Textiles for sales
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99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8

China 99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8 supplier
99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8 supplier 99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8 supplier 99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8 supplier

Large Image :  99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8

Product Details:

Place of Origin: China
Brand Name: Longpu
Certification: SGS,ISO9001
Model Number: OBA EBF

Payment & Shipping Terms:

Minimum Order Quantity: 50KG
Price: Confirm the order date
Packaging Details: 25kg/FIBER DRUM OR CRAFT BAG
Delivery Time: Prompt
Payment Terms: T/T ,LC
Supply Ability: Prompt
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Detailed Product Description
CAS NO: 12224-41-8 Purity: 99%
Density: 1.385/cm3 Melting Point: 216-220℃
Formula: C18H10N2O2S Application: Used In Polyester And Its Blended Fabrics Brightening, And Appalicable In Both Exhause And Padding Dyeing,
Odor: Free Of Odor Color Shade: Bluish

 

Hight whitening of Optical Brightener Agent EBF-185 for dyeing CAS NO12224-41-8

 

 

Product Name Optical Brightening Agent EBF
Chemical Name 2.5-bis-(benzoxazol-2-)thiophene
CAS No. 12224-41-8
C.I. No. 185
Structural Formula 99% Purity Optical Brightener For Plastic High Melting Point CAS 12224 41 8
Molecular Formula C18H10N2O2S
Molecular Weight 318
Technical Index Appearance:Bright-colored light yellowist crystal powder
Melting Point:216~220°C
Purity:≥99%
Uses Used in polyester and its blended fabrics brightening, and appalicable in both exhause and padding dyeing, this product is of high light fastness (grade 7-8), excellent stability against acid, alkali, hard water, peroxide and chlorite bleaching. This item is close to Uvitex EBF(Huntsman).
Dosage

Exhaust dyeing under high temperature
Dosage: OBA EBF L , 0.1-1.0% o.w.f.
Dispersant: 0.5-1g/l
Acetic acid adjustment
PH=4.5-5.5
Temperature: 120-130℃;
Time: 20-40min

2, Continuous padding
Dosage: OBA EBF L , 2-10g/l.
Other auxiliaries: xg/l
Temperature: 180-185℃
Time:30sec.
Dip&squeeze: pick up 60-100%

3,Single-stage optical brightening&resin finishing
Dosage: OBA EBF L 1-10g/l
Silicone softener: 10-40g/l
Resin (melocol): xg/l
Resin catalyzer: xg/;
Baking time: 130℃×1min
Dip&squeeze: pick up 40-60%
Cure time: 160-185℃×2-3min

Contact Details
Shanghai Longpu Industry Co.,Ltd

Contact Person: Mr.Wang

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