Two-stage solution polymerization of high molecular weight poly(

Details Two-stage solution polymerization of high molecular weight poly( Two-stage solution polymerization of high molecular weight poly(

1998-06-17

1999-12-28

Truong, Duc

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

Synthetic resins

From phosphorus-containing reactant

528400, C08G 7902

Patent

active

060083182

ABSTRACT:
A process for making a phosphoester polymer comprising the recurring monomeric units of formula I: ##STR1## wherein: X is --O-- or --NR"--, where R" is H or alkyl;

REFERENCES:
patent: 5194581 (1993-03-01), Leong
patent: 5256265 (1993-10-01), Leong
Mao et al., "Synthesis and Biological Properties of Polymer Immunoadjuvants", Polymer Journa,l 25:5, 499-505 (11993).
Luo et al., "Syntheis and Antitumor Activity of Biodegradable Poly-Phosphamides", Chemical Abstracts, 122:11, Abstract No. 122613 (Mar. 13, 1995).
Fan et al., "Studies on the Drug Controlled Release of Materials of Polyphosphate Containing Tyrosine Ester," Chemical Abstracts, 124:18, Abstract No. 241898 (Apr. 18, 1996).
Penczek et al., Handbook of Polymer Syntheis, Chapter 17: "Phosphorus-Containing Polymers", (Hans R. Kircheldorf ed., 1992).

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