Glass-fiber reinforced polypropylene resin composition

C - Chemistry – Metallurgy – 08 – L

Patent

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400/3007, 400/30

C08L 51/06 (2006.01) C08K 3/22 (2006.01) C08K 5/09 (2006.01) C08K 5/098 (2006.01) C08K 7/14 (2006.01) C08K 9/06 (2006.01) C08L 23/12 (2006.01)

Patent

CA 1268574

ABSTRACT OF THE DISCLOSURE A glass-fiber reinforced polypropylene composition having superior adhesion of glass fibers therein, stiffness, high-impact properties and molding properties is provided, which composition comprises a graft polypropylene resin obtained by graft-polymerizing a radically polymerizable unsaturated compound onto a crystalline polypropylene resin with an organic peroxide catalyst in a hydrocarbon solvent or a blend of the graft polypropylene with a crystalline polypropylene resin, glass fibers treated with an organic silane or titanium compound, Ca stearate and an alkaline earth metal compound, the respective quantities of the above components being specified.

510637

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