Jouko Silen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: The invention concerns an extruded composite containing wood fibre material and polymer. The wood fibre material is wood material where the knot or branch content is at least 10 w-%, or bark, or would material into which extract material obtained by extracting knots, branches or bark has been absorbed. The amount of the polymer is 5-25% from the weight of the composite. The composite has high hardness, and reduced moisture absorption and swelling properties. It can be used as constructional material.
Type:
Grant
Filed:
September 19, 2011
Date of Patent:
March 31, 2020
Assignee:
STORA ENSO OYJ
Inventors:
Janne Pynnönen, Matti Myyryläinen, Duncan Mayes, Jouko Silen
Abstract: The invention concerns an extruded composite containing wood fibre material and polymer. The wood fibre material is wood material where the knot or branch content is at least 10 w-%, or bark, or would material into which extract material obtained by extracting knots, branches or bark has been absorbed. The amount of the polymer is 5-25% from the weight of the composite. The composite has high hardness, and reduced moisture absorption and swelling properties. It can be used as constructional material.
Type:
Application
Filed:
September 19, 2011
Publication date:
November 7, 2013
Applicant:
STORA ENSO WOOD PRODUCTS OY LTD
Inventors:
Janne Pynnönen, Matti Myyryläinen, Duncan Mayes, Jouko Silen
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