Indicator device using metal salts of polyacetylenic compounds

Details Indicator device using metal salts of polyacetylenic compounds Indicator device using metal salts of polyacetylenic compounds

1984-01-13

1987-03-03

Terapane, John F.

Signals and indicators

Indicators

Temperature responsive or compensating means

252962, 2524081, 374162, 116207, G01D 2100, G01N 3300, G01K 1100

Patent

active

046466746

ABSTRACT:
Water-soluble polyacetylenic alkali metal salts from monomers and polymers of carboxymethyl urethanes of di-, tetra-, and hexayne diols, or from the corresponding diacids; useful in thermal and irradiation exposure indicators and/or in detection and/or removal of nonalkali metal ions dissolved in aqueous media.

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Wegner, "Topochemical Polymerization . . . ", Die Makromoleculare Chemie, 154 (1972), 35-48.
G. N. Patel et al., Journal of Polymer Science: Polymer Letters Edition, vol. 16 of 1978, pp. 607-614.
Chemical Abstracts, vol. 50, No. 3 (1956), A. Seher "Constitution of Isanic and Isanolic Acids", col. 1599, abstract No. 1599g and Ann. 589, 222-38 (1954).
Beilsteins Handbuch Der Organischen Chemie, 4th Edition, vol. 2, 1920, Verlag Julius Springer, pp. 809 and 810 (point 6).
Beilsteins Handbuch Der Organischen Chemie; 4th Edition, suppl. 4, vol. 2, 1976--Springer Verlag, p. 2338, lines 37, 42.

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