Optical Brightener ER-III (...
Product name: Optical Brightener ER-II
Chemical name: 1.4-Bis-p-cyanostyryl-benzene
Formula: C24H16N2
Appearance: Yellow powder
Melting Point: 289 ~ 291 ℃
Purity: 99.0%(min)
Optical Brightener ER-II fo...
C.I.Number: 199:1
Chemical name: 4,4’-bis(2,4-cyano-phenlene)-benzene
Formula: C24H16N2
Appearance: Slight yellow powder
Melting point: 188 ~ 192℃
Purity: ≥99.0%
Optical Brightener ER-I whi...
Formula: C24H16N2
Molecular Weight: 332
C.I.Number: 199
Appearance: Greenish yellow crystalline powder
Melting Point: 230±2 ℃
Purity: 99.0%
Optical Brightener ER-330 f...
Fluorescent Brightener SFG（...
Chemical name: Stilbene derivative
Appearance: Slight Yellow liquid
Ionic character: Nonionic
PH value: 5 ~ 7
Solid content: 20% or 25% (min)
Optical brightener - improves the luster of polyester fabrics
As a leading integrated manufacturing and trading facility, we are pleased to launch our superior optical brightener, specially formulated to enhance the visual appeal of polyester fabrics and their blends. Our products have strong fluorescence, high whitening performance and excellent light fastness, washing resistance and sublimation fastness, and are designed to enhance the luster of textiles. Read on to discover the outstanding properties and applications of our optical brighteners.
Blueish Optical Brightener ...
Product name:Optical Brightener SFG-B
Specification: Appearance: light blue-grey dispersion liquid
Shade: Blueish
Ionic character: Nonionic
PH value: 5 ~ 7
Particle size (≤2-3um): ≥90%
Our optical brightener is a versatile, high-performance additive that improves the brightness and whiteness of a variety of materials. With over 20 years of experience producing optical brighteners, we have perfected our formulations to deliver superior results in textiles, paper, plastics, detergents, paints and more. Our products stand out for their superior performance, reliability and versatility, making them ideal for industries looking to enhance the visual appeal of their products.
OPTICAL BRIGHTENING AGENT SFN
Our optical brightener is a versatile, high-performance additive that improves the brightness and whiteness of a variety of materials. With over 20 years of experience producing optical brighteners, we have perfected our formulations to deliver superior results in textiles, paper, plastics, detergents, paints and more. Our products stand out for their superior performance, reliability and versatility, making them ideal for industries looking to enhance the visual appeal of their products.
Optical Brightener SFP CAS...
Specification: Appearance: brown liquid
Ionic character: Anionic
PH value: 8-11
Density:1.00-1.3g/ cm3
Fluorescent Brightener SFR(...
Appearance: Slight yellow-green dispersion liquid
Ionic character: Nonionic
PH value: 5 ~ 7
Optical Brightener SWN
7-diethylamino-4-methylcoumarin
CAS NUMBER
12224-03-2
OBA TETRA-SULPHONIC
Specification: Appearance: brown liquid
Viscosity: ≤50 mpas
pH value: 8.0~10
density: 1.0~1.2g/cm3
Fluorescent Whitening Agent...
Specification: Appearance: Slight yellow powder
Fluorescent color: Similar to the standard sample
Whitening Strength: 100±3%
Moisture: 5% (max)
Fineness (80 mesh residue): 5% (max)
Our optical brightener is a versatile, high-performance additive that improves the brightness and whiteness of a variety of materials. With over 20 years of experience producing optical brighteners, we have perfected our formulations to deliver superior results in textiles, paper, plastics, detergents, paints and more. Our products stand out for their superior performance, reliability and versatility, making them ideal for industries looking to enhance the visual appeal of their products.
Optical Brightener ER-I whi...
Product name:Optical Brightener ER-I
Chemical name: 1.4-Bis-o-cyanostyryl-benzene
Structure:
Formula: C24H16N2
Molecular Weight: 332
C.I.Number: 199
Appearance: Greenish yellow crystalline powder
Melting Point: 230±2 ℃
Purity: 99.0%
UV-360 Bisoctrizole UV Abso...
ChemicaL name: Methylene bis[(3-(2-benzotriazolyl)-2-hydroxy-5-tert-octylphenyl]
CAS NO: 103597-45-1
Structure: 
Specification:
Appearance: light yellow powder
Melting point: 193-198
Assay: 99% Min
Volatile: 0.5%max
Ash: 0.1%maxIntroduction:
Transmittance: @460nm≥97% @500nm≥98%
UV-360 is a very low volatile benzotriazole UV Absorber used in a variety of polymers and resin compositions. Its applications include acrylic resins, polyalkylene terephthalates, polycarbonates, modified polyhenylene ether or sulfide compounds, polyamides, polyacetals, polyolefins, styrenics, elastomers and high performance plastics.
Storage: UV-360 should be stored in a closed system,and be kept in a dry and dark place without any
light exposure.
Package: Net 25kg carton with inner plastic bag.
Sodium Hydrosulphite Sodium...
Product name: Sodium Hydrosulphite
Other name: Sodium disulfite
CAS NO: 7775-14-6
Molecular formula: Na2O4S2
Molecular weight: 174.1071
Structural formula：
OPTICAL BRIGHTENER ER-330 f...
Product name:OPTICAL BRIGHTENER ER-330
[Ingredients] 1,4'-bis(2-cyanostyryl) Benzene (C.I.199)
[Properties]
Apperance：yellow lightly liquid
Ion： non-ionic
PH value(10g/l)：6.0～8.0
Activeness content:20.0±2.0%
[Characteristics]
Excellent fastness to sublimation.
Good red lightly white shade.
Good whiteness in polyester fiber or fabric.