Workhorse coupling agent for filled polypropylene and polyamide / polypropylene blends. Can be used with glass, mineral, or cellulose fiber reinforcing materials.
POLYBOND™ 3200 is a high efficiency coupling agent for filled polypropylene systems that improves physical properties such as strength and impact resistance. It provides good adhesion in film and sheet applications and compatibalization of polamide / polypropylene blends.
Appearance: Off-white pellets
Melt Flow Rate @ 190 °C: 115 g/10 minutes
Maleic Anhydride Content: 0.8-1.2%
Density @ 23 °C: 0.91 g/cm³
Bulk Density @ 23 °C: 0.6 g/cm³
Melting Point: 157 °C
Primary Chemistry: Maleic Anhydride Modified Polypropylene Homopolymer
Food contact approvals
Great for glass filled, mineral filled, or cellulose fiber filled polypropylene
Reduces water uptake
Increases flexural and impact strength
Compatibilizes polar and non-polar materials
Enhances hydrolytic stability in polypropylene / polyamide blends
Acts as a coupling agent, process aid, and dispersion aid in halogen free flame retardant compounds for wire and cable
Effectiveness of compatibilizers in polypropylene and polyamides filled with mineral fillers, glass, or cellulose fibers
Adhesion problems of polypropylene or polyamide products to non-polar substrates
Added cost of using compatibilizers, dispersing agents, and processing aids in wire and cable compounds
Tie layer component between multilayer polar and non-polar materials; wire and cable compounds using halogen-free flame retardants; glass, mineral, or cellulose fiber filled polypropylene; polypropylene / polyamide blends
The POLYBOND™ 3200 from SI Group is legendary for its performance as a coupling agent in plastic applications. The 3200 outperforms other coupling agents with superior thermal stability, color control and less degradation.
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