Bag containing a powdery or particulate elastomer material

C - Chemistry – Metallurgy – 08 – J

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400/5057

C08J 3/00 (2006.01) C08J 3/22 (2006.01) C08L 21/00 (2006.01)

Patent

CA 1338990

Polymer compositions can be prepared by compounding a polymer with a polymeric or non-polymeric additive at a temperature of from 100°C to 220°C. At least one component of the composition is in a powder or particulate form and is packed in a bag of which the main component is an olefin copolymer which comprises in copolymerised form from 85 to 98 weight percent of at least one olefin monomer and from 15 to 2 weight percent acrylic or methacrylic acid or an ionomer thereof. The bag containing the powdery or parti- culate component is introduced into the compounding equip- ment without unpacking the contents.

551689

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