Ranbar Brown BRFS High-Performance Dyes | Solvent Brown 53

Index No.: Solvent Brown 53

CAS No.: 64696-98-6

EINECS No.: 265-022-7

Chemical structure: Methylene

Molecular formula: C18H10N4NiO2

Molecular weight: 372.99

Color and light: deep red light brown

Appearance and shape: powder

Performance parameters:

Coloring power	97-103%
Density	1.6g/cm³
Melting point	350°C
Temperature resistance	280-300°C
Lightfastness	Grade 7-8
Acid resistance	Grade 5
Alkali resistance	Grade 5

Product Description:
Ranbar Brown BRFS is a high-performance methylene-based solvent dye that provides a bright and highly transparent deep reddish brown tone with excellent fastness properties such as high coloring strength, high lightfastness, heat stability, and acid/alkali resistance as well as good migration resistance.

Ranbar Brown BRFS solvent dyes are mainly used in hard plastic products, especially recommended for coloring polyester applications, it has excellent resistance to washing and rubbing in a polyester fiber, widely used in PS, SAN, ABS, PC, PET, PET fiber, PET stretch blow molding (PET bottles), PBT, PMMA polymethyl methacrylate and other plastics Polymers.