Alcoholysis process for preparing poly-(tetramethylene ether) gl

Details Alcoholysis process for preparing poly-(tetramethylene ether) gl Alcoholysis process for preparing poly-(tetramethylene ether) gl

1979-07-20

1980-10-28

Mars, Howard T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C07C 4311

Patent

active

042308925

ABSTRACT:
Poly(tetramethylene ether) ester is converted to poly(tetramethylene ether) glycol by alcoholysis using as a catalyst an oxide, hydroxide or alkoxide of calcium, strontium, barium or magnesium.

REFERENCES:
patent: 2476052 (1949-07-01), Lippincott
patent: 2476053 (1949-07-01), Lippincott
patent: 3776948 (1973-12-01), Kleeman et al.
patent: 3864287 (1975-02-01), Matsuda
patent: 3981931 (1976-09-01), Smith
Hill et al., JACS, 45, 1923, 3130.
Finch, Polyvinyl Alcohol, John Wiley & Sons, New York, 1973, p. 94.

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