Mat moulding materials

Details Mat moulding materials Mat moulding materials

C - Chemistry, Metallurgy

08

L

400/3027

C08L 51/04 (2006.01) C08L 25/12 (2006.01) C08L 51/00 (2006.01) C08L 69/00 (2006.01)

Patent

CA 1235243

Abstract The invention relates to moulding materials which have a mat surface and are based on neutral and acid graft polymers more particularly the invention relates to a mixture of 99.95 to 0.05% by weight, of a graft product of a mixture of 40 to 100 parts by weight of a first grafting monomer and 60 to 0 parts by weight of acrylonitrile on particulate rubber, and 0.05 to 99.95% by weight of a graft product of a mixture of 40 to 99.9 parts by weight of a first grafting monomer, 40 to 0.1 parts by weight of a monoacid or diacid containing a polymerisable double bond, and 0 to 49 parts by weight of acrylonitrile on particulate rubber, wherein said first grafting monomer is selected from styrene, .alpha.-methylstyrene,p-methyl- styrene,vinyl-toluene, methyl methacrylate and mixtures thereof and wherein said particulate rubber is a rubber in particle form with with an average particle diameter (d50) of 0.05 to 20.0µm and a glass transition temperature of <10°C, and a total rubber content of 5 to 80% by weight in both component A) and component B).

475164

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