FOOD OR BEVERAGE CONTAINERS COATED WITH POLYMERS OF DI(AMIDO(ALKYL)PHENOL) COMPOUNDS
9 Assignments
0 Petitions
Accused Products
Abstract
Di(amido(alkyl)phenol) compounds and upgraded molecular weight polymers made from such compounds have particular utility in coating compositions, especially for use on food and beverage contact substrates that are formed into or will be formed into containers or container components.
20 Citations
68 Claims
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1-44. -44. (canceled)
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45. An article comprising:
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a. a food or beverage packaging container, or portion thereof, having a food or beverage contact surface comprising a metal substrate; and b. a coating composition disposed in powdered form on such food or beverage contact surface; the coating composition comprising a polymer made from an α
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telechelic di(amido(alkyl)phenol) and a material that reacts with hydroxyl groups on phenol rings, and being substantially free of mobile or bound bisphenol A and bisphenol F.- View Dependent Claims (55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67)
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46. An article comprising:
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a. a food or beverage packaging container, or portion thereof, having a food or beverage contact surface comprising a metal substrate; and b. a coating composition disposed in liquid or powdered form on such food or beverage contact surface; the coating composition comprising a polymer made from a polyphenol and a material that reacts with hydroxyl groups on phenol rings, and being substantially free of mobile or bound bisphenol A and bisphenol F, and wherein the polyphenol has the formula; - View Dependent Claims (47, 48, 49, 50, 51, 52, 53, 54)
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68. A method for making a coated article, comprising the steps of:
a1) applying to a metal substrate a liquid or powdered coating composition comprising a polymer made from a polyphenol and a material that reacts with hydroxyl groups on phenol rings, and being substantially free of mobile or bound bisphenol A and bisphenol F, and wherein the polyphenol has the formula;
Specification