Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1993-12-22
1995-05-02
Schofer, Joseph L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560166, C07C27100
Patent
active
054121426
ABSTRACT:
Novel mono- and multi-functional non-ionic urethane monomers are prepared from surfactants comprising poly(ethylene oxide)(butylene oxide) copolymers, preferably C.sub.1 -C.sub.4 alkoxy-terminated, monohydric, ethylene oxide/butylene oxide block polymers and monoethylenically unsaturated aliphatic isocyanates. When polymerized with, e.g. acrylic acid or alkyl acrylates, these monomers provide copolymers exhibiting greatly enhanced thickening efficiency.
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Barron Milagros C.
Verstrat Daniel W.
Wilkerson, III John M.
National Starch and Chemical Investment Holding Corporation
Porter Mary E.
Schofer Joseph L.
Smith Jeffrey T.
Wissing William K.
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