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US 11,619,009 B2Granted
Prepeg with improved flatness
AssigneeSchoeller Technocell GmbH & Co. KG
InventorsMichael Kloskowski, Ingo Gronde
Life of this patent
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Abstract
Prepreg obtained from a decor base paper impregnated with a formaldehyde-free impregnating resin solution, whereby a hydrophobic coating is applied onto at least one side of the prepreg, and decorative film or decorative coating material containing the prepreg according to the invention.
Claims14
A prepreg comprising:
- a decor base paper impregnated with a formaldehyde-free impregnating resin;
- and
- a hydrophobic coating configured to reduce water vapor permeability without impairing the ability of the prepreg to bond to a substrate;
- wherein the prepreg has a decorative side and a reverse side opposite the decorative side, and wherein the hydrophobic coating is on the reverse side of the prepreg.
1 more element
Dependencies are inferred from the claim text.