Phosphorescent and fluorescent marking composition
First Claim
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1. A marking composition comprising(a) a high molecular weight polyethylene glycol having a molecular weight of at least about 10,000;
- (b) a low molecular weight polyethylene glycol having a molecular weight ranging from about 100 to about 1,000;
(c) a phosphorescent pigment; and
(d) a fluorescent pigment.
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Abstract
A phosphorescent and fluorescent marking composition, e.g., a crayon, comprising both high and low molecular weight polyethylene glycols in combination with phosphorescent and fluorescent pigments. The composition advantageously preferably further includes at least one filler, which preferably includes a water-miscible filler, a water-soluble surfactant, and a plasticizer.
184 Citations
27 Claims
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1. A marking composition comprising
(a) a high molecular weight polyethylene glycol having a molecular weight of at least about 10,000; -
(b) a low molecular weight polyethylene glycol having a molecular weight ranging from about 100 to about 1,000; (c) a phosphorescent pigment; and (d) a fluorescent pigment. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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Specification