Ld Chemical High Purity Optical Brightener Ob-1 for Masterbatch Polyester Fiber PE PVC ABS EVA PS Ld

• CAS No.: 1533-45-5
• Formula: C28h18n2o2
• EINECS: 216-245-3
• Appearance: Powder
• Usage: Plastic Auxiliary Agents
• Color: Yellow-Green-White
• Purity: 98%
• Brand: Ld Chemical
• Fineness: ≥200 Mesh
• MOQ: 1kg
• Shelf Life: 48 Months
• Transport Package: Bag, Drum
• Specification: 25KG/Drum
• Trademark: LD
• Origin: China Hunan
• HS Code: 32042000
• Production Capacity: 100000

Product Description

Optical Brightener Ob-1 Specification

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
Molecular Formula	C28H18N2O2
Molecular Weight	414
Technical Index	Appearance:yellowish green powder Melting Point:357~359°C Purity:≥99%
Uses	Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization. For whitening of polyester and nylon; also used in ABS, PS, HIPS, PA, PC, PP, PET,EVA, PVC, etc. Rate of use: (per 1000kg of substrate) Polyester: 75-300g EVA, PP, nylon: 75-200g
Package	25kg per fiber drum