Compositions – Inorganic luminescent compositions – Tungsten containing
Patent
1978-07-28
1980-11-11
Lovering, Richard D.
Compositions
Inorganic luminescent compositions
Tungsten containing
252 81, 424 45, 424 47, E09K 330
Patent
active
042331773
ABSTRACT:
There is provided a propellant of reduced combustibility for aerosols comprising at least one liquified hydrocarbon of the group of propane, butane and isobutane and containing in all 2 to 20 weight % of at least one hydrocarbon of the group of dichloromethane and 1,1,1-trichloroethane. There can also be added various inert or flame retarding materials. There is further disclosed a process for preparing the propellant and an apparatus for carrying out the process.
REFERENCES:
patent: 3102101 (1963-08-01), Hawley et al.
patent: 3776873 (1973-12-01), Kremer
patent: 3822145 (1974-07-01), Liebowitz et al.
patent: 3884828 (1975-05-01), Butler
patent: 4017418 (1977-04-01), Crompton et al.
patent: 4111827 (1978-09-01), Thompson et al.
Fieser et al.: Organic Chemistry, D. C. Heath and Co., Boston, 1944. p. 149.
Aerosol Age, May, 1963, p. 30.
Beilsteins Handsbuch Der Organischen Chemie, 4th Edition, vol. EIVI _(1972), p. 37.
Lovering Richard D.
von Treu AG
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