Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1979-10-25
1981-03-17
Marquis, Melvyn I.
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106 23, 106 27, 106 28, 106 31, 260 285R, 260 285A, 260 285AV, 260 285D, C09D 1100
Patent
active
042564948
ABSTRACT:
An erasable ink composition for writing or marking on an impervious surface which comprises: about 40-90% by weight of an organic solvent; about 1-10% by weight of a pigment; about 1-25% by weight of a separating agent which is soluble in the solvent, and is a non-volatile or only slightly volatile liquid at normal temperatures having a lower vapor pressure than the solvent; about 0.5-20% by weight of a synthetic resin which is soluble both in the solvent and a solution of the separating agent in the solvent, and is insoluble or only slightly soluble in the separating agent; and about 0.05-20% by weight of a hydrocarbon wax.
REFERENCES:
patent: 4023974 (1977-05-01), Handl
patent: 4042401 (1977-08-01), Newman et al.
Murakami Kimio
Shioi Keiko
Yamamoto Masaji
Marquis Melvyn I.
Sakura Color Products Corp.
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