Multi-block coupled polyoxyalkylene copolymer surfactants

Details Multi-block coupled polyoxyalkylene copolymer surfactants Multi-block coupled polyoxyalkylene copolymer surfactants

1977-11-28

1980-02-19

Mars, Howard T.

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

Organic compounds

Oxygen containing

568603, C07C 4330, C07C 4332

Patent

active

041896092

ABSTRACT:
Multi-block coupled polyoxyalkylene copolymer surfactants are prepared from individual blocks of polymers and copolymers of alkylene oxides by reacting these with bifunctional compounds to form polycarbonate esters and polyformals.

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patent: 2878294 (1959-03-01), Kress
patent: 3382176 (1968-05-01), Jakobi et al.
patent: 3931337 (1976-01-01), Langdon

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