Thermoplastic polyurethane compositions having improved flame re

Details Thermoplastic polyurethane compositions having improved flame re Thermoplastic polyurethane compositions having improved flame re

1983-01-26

1987-09-01

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524539, 525438, 525439, 525440, 525454, 525460, 525538, C08K 553, C08F28300

Patent

active

046909648

ABSTRACT:
The present invention is directed to a thermoplastic molding composition comprising thermoplastic polyurethane and an additive amount of an oligomeric polyalkylphosphonate, characterized by its improved flame resistance.

REFERENCES:
patent: 2682522 (1964-06-01), Coover, Jr. et al.
patent: 4145333 (1979-03-01), Minagawa et al.
patent: 4331614 (1982-05-01), Schmidt et al.
patent: 4333869 (1982-06-01), Marciandi et al.
patent: 4350799 (1982-09-01), Schmelzer et al.
patent: 4413101 (1983-11-01), Schmidt et al.
S. Patai, Chemistry of Cyanates and Thio Derivatives, vol. 2, pp. 743 (1977).
Saunders et al., Polyurethanes, Chemistry & Technology vol. 1, pp. 105 & 108 (1962).
Hach's Chemical Dictionary, 4th ed. p. 514.
The Condensed Chemical Dictionary 9th ed. p. 679.

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