Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1978-07-03
1980-09-09
Hoke, V. P.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
252400A, 260 457R, 260 457ST, 260 4575E, 260 4575W, 260 457PH, 260 4575D, 260 4575P, 260 4585R, C08K 507
Patent
active
042216877
ABSTRACT:
An anti-yellowing additive is provided for environmentally acceptable stabilized vinyl chloride polymer compositions from which arsenic, cadmium, lead, mercury, and thallium are substantially excluded, comprising at least one basic inorganic compound of lithium, sodium, potassium, magnesium, calcium, strontium, barium, zinc, titanium, aluminum, zirconium, or tin, and a 1,3-diketone compound represented by the formula ##STR1## in which R is a hydrocarbon group having 1 to 18 carbon atoms, R' is a hydrogen atom, an acyl group ##STR2## or a hydrocarbon group having 1 to 18 carbon atoms, R' is a hydrogen atom or a hydrocarbon group having 1 to 18 carbon atoms, M is a hydrogen or one of the metals lithium, sodium, potassium, magnesium, calcium, strontium, barium, zinc, aluminum, and antimony, and n is the valence of the metal from 1 to 3.
REFERENCES:
patent: 2140518 (1938-12-01), Doolittle
patent: 2179973 (1939-11-01), Alexander
patent: 2364410 (1944-12-01), Whittaker
patent: 2491444 (1949-08-01), Cox
patent: 2597987 (1952-05-01), Harding
patent: 2604459 (1952-07-01), Jankowiak
patent: 2669548 (1954-02-01), Darby
patent: 2669549 (1954-02-01), Darby
patent: 2855266 (1958-10-01), James
patent: 2868765 (1959-01-01), Haefner et al.
patent: 3492267 (1970-01-01), Wood
patent: 3575905 (1971-04-01), Rhodes
patent: 3975356 (1976-08-01), Dickens
patent: 4041015 (1977-08-01), Larkin
patent: 4060508 (1977-11-01), Sugahara et al.
patent: 4102839 (1978-07-01), Crochemore et al.
patent: 4116907 (1978-09-01), Shiohara et al.
patent: 4123399 (1978-10-01), Gay
patent: 4123400 (1978-10-01), Gay
The Stabilization of Polyvinyl Chloride-Chevassus, 1963, pp. 26 to 73.
Minagawa Motonobu
Nakazawa Kenji
Sekiguchi Tetsuo
Argus Chemical Corp.
Hoke V. P.
Kauder Otto S.
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