Polyalkylene ether glycols

Details Polyalkylene ether glycols Polyalkylene ether glycols

1986-03-17

1987-06-09

Mars, Howard T.

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

Organic compounds

Oxygen containing

568606, 549510, C07C 4101

Patent

active

046721410

ABSTRACT:
Poly-2-methyl-1,3-propylene ether glycol has at least two repeating units of --CH.sub.2 --CH(CH.sub.3)--CH.sub.2 --O-- and hydroxyl groups at both ends. It is applicable as the soft segment component for polyester and polyurethane, and resin materials in various fields.

REFERENCES:
patent: 2514982 (1950-07-01), Walters et al.
patent: 2522155 (1950-09-01), Ballard et al.
patent: 2882321 (1959-04-01), Dornfeld
Saegusa et al., Macromolecules, 6(1) 26-32, 1973.
Bogatskii et al., J. Org. Chem. USSR, vol. 7, 1971, pp. 584-590.
Dreyfuss et al., "1,3 Epoxides and Higher Epoxides", Ring Opening Polymerization, Marcel Dekker, New York (1969), pp. 111-114, 152.

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