OB-1 Optical Brightener Greenish Powder for PVC and Polymers - 359°C Melting Point, 350 Mesh Fineness

Price Negotiable

Price: negotiable

MOQ: 100KGS

Delivery Time: 5-8working days

Brand: ARCHTEX

Product Description

Product Overview

OB-1 Optical Brightener is a high-performance greenish powder specifically formulated for PVC materials and various polymers. This cost-effective whitening agent delivers exceptional results for industrial applications requiring enhanced whiteness and brightness.

Key Specifications

Parameter	Specification
Chemical Name	Optical Brightener OB-1
CAS Number	1533-45-5
EINECS Number	216-245-3
Chemical Formula	C28H18N2O2
Appearance	Yellow-green powder
Melting Point	≥359°C
Purity	≥98.5%
Fineness	≥350 mesh

Performance Features

Excellent whitening effect on PVC materials and plastic products
Suitable for high-temperature molding processes up to 359°C
Cost-effective solution with proven results
Compatible with various polymer systems

Recommended Applications

Polyester fiber, nylon fiber, and polypropylene fiber whitening
Conventional polymerization processes for polyester and nylon
High-temperature engineering plastics including polycarbonates
Styrenic and acrylic polymers
Plastic pellets, pipes, profiles, and plates

Dosage Guidelines

Per 100kg of Material:

EVA, polypropylene, nylon, polycarbonate: 5-20g
Polyester fiber: 10-40g

Packaging & Storage

25kg cardboard drums with double lined bags. Store in cool, dry place protected from light. Handle with care to prevent dust formation and environmental contamination.