Phosphonate-capped polymers

Details Phosphonate-capped polymers Phosphonate-capped polymers

1990-02-27

1990-12-18

Lipman, Bernard

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253303, 5253306, 525369, 525378, C08F 812

Patent

active

049787233

ABSTRACT:
Phosphate-capped polymers and a process for their preparation by contacting a silyl ketene acetal terminated polymer with vinyl phosphonates in the presence of a catalyst.

REFERENCES:
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patent: 4695607 (1987-09-01), Spinelli
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patent: 4771117 (1988-09-01), Citron
patent: 4783500 (1988-11-01), Webster
Webster et al., "Group Transfer Polymerization--A New and Versatile Kind of Addition Polymerization", J. Am. Chem. Soc., 105, 5706 (1983).
Hertler et al., "Group Transfer Polymerization with Polyunsaturated Esters and Silylpolyenolates", J. Am. Chem. Soc., 110, 5841 (1988).
Sogah et al., "Group Transfer Polymerization. Polymerization of Acrylic Monomers", Macromolecules, 20, 1473 (1987).
T. Ishihara et al., Tetrahedron Lett., 26, 79 (1985).

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