Compositions: coating or plastic – Coating or plastic compositions – Erasable surface
Patent
1975-11-10
1977-07-26
Morris, Theodore
Compositions: coating or plastic
Coating or plastic compositions
Erasable surface
106285, 106311, 260125, 260504S, C07C13906, C09D 1102, C09D 1112
Patent
active
040380874
ABSTRACT:
A printing ink varnish which comprises a mineral oil and a product prepared by adding an anionic surfactant to an acid sludge followed by neutralization with an aqueous solution of an alkali metal salt and then adding an inorganic polyvalent metal salt to the mixture to form polyvalent metal salts of the anionic surfactant and acid components of said sludge. A process for preparing the varnish is also disclosed.
REFERENCES:
patent: 999611 (1911-08-01), Walker et al.
patent: 2491043 (1949-12-01), Hersberger
patent: 2967782 (1961-01-01), Manley
patent: 2980545 (1961-04-01), Shoemaker
Nozue Mitsuo
Ogawa Hiroki
Sugisaki Hiroyuki
Morris Theodore
T. S. Chemical, Ltd.
Taniguchi Petroleum Refining Company, Limited
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