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US 11,192,139 B2Granted
Films including a water-soluble layer and a vapor-deposited organic coating
AssigneeThe Procter & Gamble Company
InventorsEmily Charlotte Boswell, Srinivas Krishnaswamy Mirle, Vesselin Nikolov Shanov, Rachit Malik, Colin William McConnell
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Abstract
Films including a water-soluble layer and a vapor-deposited organic coating are disclosed. The films can optionally further include a vapor-deposited inorganic layer. The films exhibit enhanced barrier properties.
Claims19
A soluble unit dose article comprising:
- a film consisting of:
- a first layer comprising a water-soluble polymeric material;
- and
- a vapor-deposited organic coating disposed on a surface of the first layer and forming a second layer, wherein the organic coating comprises a poly(p-xylylene) polymer;
- wherein the film is water-dispersible.
2 more elements
A soluble unit dose article comprising:
- a film comprising:
- a first layer comprising a water-soluble polymeric material;
- a second layer comprising a vapor-deposited organic coating, wherein the organic coating comprises a poly(p-xylylene) polymer;
- and
- a third layer comprising a vapor-deposited inorganic coating comprising a metal oxide;
- wherein the third layer comprises a plurality of microfractures;
- and
- wherein the third layer is disposed between the first layer and the second layer.
5 more elements
A soluble unit dose article comprising:
- a film consisting of:
- a first layer comprising a water-soluble polymeric material;
- and
- a vapor-deposited organic coating disposed on a surface of the first layer and forming a second layer, wherein the organic coating comprises a poly(p-xylylene) polymer;
- wherein the film defines a first compartment and a second compartment.
2 more elements
Dependencies are inferred from the claim text.