Composite material

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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Details

428261, 428290, 4284237, 428480, B32B 2704, B32B 2712

Patent

active

048064149

ABSTRACT:
Composite consisting of a thermoplastic or thermosetting polymer or a vulcanized or non-vulcanized rubber containing yarns, cords and/or fabrics provided with a polyester-ester urethane as adhesive and which polyester-ester urethane contains 30 to 80% by weight of blocks of ester units of a high-melting polyester and 70 to 20% by weight of blocks of ester units of a low-melting polyester which are linked together through ester groups and/or urethane groups. The melting-point of the polyester-ester urethane is at least 160.degree. C. and the melting-point of the low-melting polyester is not higher than 100.degree. C.

REFERENCES:
patent: 3763109 (1973-10-01), Witsiepe
patent: 3775150 (1973-11-01), McClary
patent: 3945876 (1976-03-01), Bianca
patent: 4483970 (1984-11-01), Huntjens et al.

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