Fluorescent Whitening Agent 199: 1 Optical Brightener Er-II for Whitening in Plastics

• Customization: Available
• CAS No.: 13004-39-3/13001-40-6
• Formula: C24h16n2
• Model NO.: ER-II
• EINECS: 235-835-1/235-836-7
• Appearance: Powder
• Usage: Oil Drilling Auxiliary Agent, Water Treatment Chemicals, Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Leather Auxiliary Agents, Electronics Chemicals
• Color: Light Yellow
• Product Catalogue: Optical Brightener/Fluorescent Brightener
• Product Name: Optical Brightener Ob-1/Whitening Agent Ob-1
• C.I. No.: 199
• Melting Point: 180-200°c
• Molecular Weight: 414
• Purity: 99.50%
• Reach: Available
• Transport Package: Bag, Drum
• Specification: 2kg/bag; 25kg/drum
• Trademark: LD Chemical
• Origin: Changsha, Hunan
• HS Code: 320420
• Production Capacity: 60-80mt/Month

Product Description

Product Description

Fluorescent Brightener ER-330

Chemical name: Stilbene derivative
C.I.Number: 199

Appearance: Slight Yellow powder

Ionic character: Nonionic

PH value: 5 ~ 7

Solid content: 20% (min)
Property: Mainly be used in whitening of polyester fabric and its blends with strong fluorescence, high whitening performance,  good fastness to light, wash and excellent fastness to sublimation.

Process:

1. Pad-thermos fixing process

ER-330 2-3g/L (should be adjusted according to the sample testing), procedure: pad(two dips and two squeezes, residual liquor content 70%) →dry(100ºC) →(180-200ºC, 20-30s).
Attention:
The goods must be rinsed thoroughly after pretreatment to ensure the PH below 8 the PH of the pad liquor should be adjusted to 4-5 with acetic acid.

1. HT exhausting process

ER-330            0.2-0.3%(o.w.f)   liquor ratio   1:10-30
Treating temperature 120-130ºC        Treating time  30-60min
PH                5-10 (5-7 is specially recommended)

 

Common Name:   Fluorescent Brightener ER-II Other Name:  Fluorescent Brightener 199:1 C.I.:  199 CAS No.:   13001-39-3/13001-40-6 EINECS No.:  235-835-1/235-836-7 Appearance:  Light yellow powder  Molecular Formula:  C24H16N2 Category:  Textile Auxiliary Agent(Textile chemical)

C.I.	199:1
CAS NO.	13001-39-3
Molecular Formula	C24H16N2
Appearance	Light yellow powder
Melting Point	188-192 ºC
Content	≥ 98%
Density	1.18
Fineness	≥ 300 item
Colored Light	Blue-violet light
Application	Suitable for polyester and its blends, whitening of acetic acid fibres.

Optical Brightener Ob-1 Green and Yellow difference:

1)The production process is difference
OB-1 green: vulcanization method
OB-1 yellow: lipidation method 

2)The color shade is difference
OB-1 green: blue
OB-1 yellow: blue-violet 

3)The PH is difference
OB-1 green: PH<7
OB-1 yellow: PH>7

Optical Brightener Ob-1 Application:be widely used in ABS, PS, HIPS, PA, PC, PP, PET,EVA, PVC,Nylon,Polyester Stable Fiber and kinds of Masterbatch.
Optical Brightener product range:

I.OPTICAL BRIGHTENER FOR PLASTICS/RUBBER/INK/COATING
Optical Brightener OB-1	C.I. 393	CAS NO.1533-45-5
Optical Brightener OB	C.I. 184	CAS NO.7128-64-5
Optical Brightener FP-127	C.I. 378	CAS NO.40470-68-6
Optical Brightener KCB	C.I. 367	CAS NO.5089-22-5
Optical Brightener KSN	C.I. 368	CAS NO.5242-49-9
Optical Brightener EBF	C.I. 185	CAS NO.12224-41-8
Optical Brightener ER-I	C.I. 199	CAS NO.13001-39-3
Optical Brightener ER-II	C.I. 199:1	CAS NO.13001-38-2
Optical Brightener ER-III	C.I. 199:2	CAS NO.13001-40-6
II.OPTICAL BRIGHTENER FOR DETERGENT
Optical Brightener CBS-X	C.I. 351	CAS NO.27344-41-8
Optical Brightener CXT	C.I. 71	CAS NO.16090-02-1
III.OPTICAL BRIGHTENER FOR TEXTILE
Optical Brightener ER-330	C.I. 199	CAS NO.13001-39-3
Optical Brightener BA	C.I. 113	CAS NO.12768-92-2
Optical Brightener BBU	C.I. 113	CAS NO.16470-24-9
Optical Brightener CXT	C.I. 71	CAS NO.16090-02-1
IV.OPTICAL BRIGHTENER FOR PAPER/PULP MAKING
Optical Brightener BA	C.I. 113	CAS NO.12768-92-2
Optical Brightener BBU	C.I. 220	CAS NO.16470-24-9
V.OPTICAL BRIGHTENER FOR WOOL/ACRYLIC
Optical Brightener SWN	C.I. 140	CAS NO.91-44-1
Optical Brightener BAC	C.I. 363	CAS NO.95078-19-6

Optical Brightener Certificates:SGS,REACH,ROHS,FDA