Process for substantially increasing the flexibility of a polyes

Details Process for substantially increasing the flexibility of a polyes Process for substantially increasing the flexibility of a polyes

1978-04-10

1979-05-22

Griffin, Ronald W.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 22T, 264342RE, 264346, 528272, 528480, 528503, C08G 6370

Patent

active

041558898

ABSTRACT:
Disclosed is a process for substantially increasing the flexibility of a polyester by annealing the polyester. The polyester is either a dimer acid or a poly(alkylene oxide)glycol modified poly(1,4-cyclohexylenedimethylene-1,4-cyclohexanedicarboxylate).

REFERENCES:
patent: 2615784 (1952-10-01), McClellan
patent: 3030173 (1962-04-01), Kurzke et al.
patent: 3275732 (1966-09-01), Macleod et al.
patent: 3330709 (1967-07-01), Zelnick
patent: 3634580 (1972-01-01), Watase et al.
patent: 3669931 (1972-06-01), Annis et al.
patent: 3739056 (1973-06-01), Evans et al.
patent: 4045431 (1977-08-01), Fagerburg
Bjorkstein, Polyesters and Their Applications, Reinhold Publishing Corp., New York, N.Y., 1956, pp. 156, 157, 158, 324, 325, 460, 461, 476 and 477.

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