Back to results
US 12,357,961 B2Granted
Coating formulation, an article and methods to prepare the same
AssigneeAgency for Science, Technology and Research
InventorsXu Li, Chin Chong Yap, Jiating He, Siew Yee Wong
Life of this patent
Estimating the term…
Abstract
There is provided a coating formulation comprising an inorganic oxygen scavenger, a surfactant, an activator, a hydrophilic agent, optionally an additive and a plurality of monomers capable of forming a polymeric matrix, and a method to prepare the same. There is also provided an article comprising an inorganic scavenger, a surfactant, an activator, a hydrophilic agent and optionally an additive dispersed within a polymeric matrix, and a method to prepare the same.
Claims11
A coating suspension formulation comprising:
- a) an inorganic oxygen scavenger which is a composite of an inorganic metal material and a carbon material, wherein the composite comprises a plurality of the inorganic metal in particulate form disposed within the carbon material;
- b) a surfactant comprising natural clay, synthetic clay, or modified clay;
- c) an activator solution which is a halide salt or an acidifying agent;
- d) a hydrophilic agent selected from a polymer comprising monomers selected from an alkylene oxide, a carboxylic acid, and combinations thereof;
- e) an additive being ascorbic acid;
- and
- f) a polymeric matrix,
- wherein an amount of the additive in the coating suspension formulation is in a range of 0.1 wt % to 2.5 wt %.
5 more elements
Dependencies are inferred from the claim text.