Polyester molding composition

Details Polyester molding composition Polyester molding composition

1988-02-19

1990-02-13

Short, Patricia

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

524449, 524513, 524539, 525 64, 525176, 525444, C08L 6702

Patent

active

049006100

ABSTRACT:
A thermoplastic molding composition comprising a polyester blend of polybutylene terephthalate and a copolyester derived from condensing ethylene glycol, cyclohexanedimethanol and terephthalic acid wherein the ethylene glycol units of the copolyester comprises at least 25 mole % based on the total glycol content. The polyester blend can also include an impact modifier. The blend is useful in the formation of molded keycaps.

REFERENCES:
patent: 3578729 (1971-05-01), Brinkmann
patent: 4096202 (1978-06-01), Farnham
patent: 4125571 (1978-11-01), Scott
patent: 4349503 (1982-09-01), Aharoni
patent: 4465728 (1984-08-01), Haigh et al.
patent: 4587155 (1986-05-01), Durand
"Hot Stamping Shows a World of Versatility", Modern Plastics, Dec. 1985.

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