BNX 1225 TPR

Overview

BNX 1225 TPR is a 45% active pelletized concentrate of the antioxidant blend BNX 1225 in an SIS (styrene-isoprene-styrene) thermoplastic rubber.  The BNX 1225 component is a synergistic blend of BNX 1010 and Benefos® 1680 at a 1:1 ratio, which provides excellent heat stability and oxidation resistance.  It also exhibits good compatibility with resins and excellent extraction resistance.  The SIS component has a styrene content of 14%, diblock content of 12% and a melt index of 9.

Chemistry (Active Components)

Chemical Names: BNX 1010: Benzenepropanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, 1,1′- [2,2-bis[[3-[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]-1- oxopropoxy]methyl]-1,3-propanediyl] ester

Benefos 1680: Phenol, 2,4−bis(1,1−dimethylethyl)−, 1,1′,1”−phosphite

CAS Numbers: BNX 1010: 6683-19-8
Benefos 1680: 31570-04-4
Chemical Structures: BNX 1010: Benefos 1680:
 BNX 1010  Benefos 1680

 

Typical Properties         

Product Form:                 Solid

BNX 1225 Content:         43 – 47% by weight

Pellet Weight:                  0.6 – 1.2 g/50 pellets

Product Details: Please view our BNX 1225 TPR PDF