Thermochromic cap
First Claim
Patent Images
1. An article, comprising:
- a beverage container having an opening through which a beverage in the container can be dispensed from the container; and
a threaded cap adapted to be removably secured to said container to cover said opening, wherein a material comprising said cap comprises at least one thermochromic material in admixture with at least one thermoplastic polymer resin, said thermochromic material selected such that the cap has a visually altered appearance when the cap temperature changes within a temperature range of −
25 to 85°
C., wherein said cap further comprises at least one non-thermochromic printing ink layer on at least a portion of an outer surface thereof, and said non-thermochromic printing ink is visible at a first temperature of said cap and is not visible at a second temperature of said cap.
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Accused Products
Abstract
The present invention provides a cap, which includes:
- a cap body of a plastic composition; and
- at least one thermochromic material in contact with or admixed with the plastic composition, the thermochromic material selected such that the cap has a visually altered appearance when the cap temperature changes within a temperature range of −25 to 85° C.; wherein the cap is adapted to be removably secured to a beverage container, the container having an opening through which a beverage in the container can be dispensed from the container, and to cover the opening of the beverage container.
61 Citations
19 Claims
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1. An article, comprising:
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a beverage container having an opening through which a beverage in the container can be dispensed from the container; and
a threaded cap adapted to be removably secured to said container to cover said opening, wherein a material comprising said cap comprises at least one thermochromic material in admixture with at least one thermoplastic polymer resin, said thermochromic material selected such that the cap has a visually altered appearance when the cap temperature changes within a temperature range of −
25 to 85°
C.,wherein said cap further comprises at least one non-thermochromic printing ink layer on at least a portion of an outer surface thereof, and said non-thermochromic printing ink is visible at a first temperature of said cap and is not visible at a second temperature of said cap. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification