Method and apparatus for coating a thin film substrate
First Claim
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1. A method comprising:
- providing a dissolvable and edible thin film substrate, the dissolvable and edible substrate being affixed to a release liner or non-woven material;
passing the substrate by at least one slot die attached to a movable carriage in at least a first direction; and
applying a first coating to a first area of the substrate with the slot die, where the slot die is moved in a direction transverse to the at least first direction; and
applying a second coating to a second area of the substrate different from the first area, both the first coating and second coating being applied to the substrate in a substantially non-linear fashion.
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Abstract
A method including passing a substrate by at least one slot die in at least a first direction and applying at least one coating to the substrate with the slot die, where the slot die is moved in a direction transverse to the at least first direction.
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Citations
7 Claims
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1. A method comprising:
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providing a dissolvable and edible thin film substrate, the dissolvable and edible substrate being affixed to a release liner or non-woven material; passing the substrate by at least one slot die attached to a movable carriage in at least a first direction; and applying a first coating to a first area of the substrate with the slot die, where the slot die is moved in a direction transverse to the at least first direction; and applying a second coating to a second area of the substrate different from the first area, both the first coating and second coating being applied to the substrate in a substantially non-linear fashion. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification