Patents by Inventor Jonathan WEI

Jonathan WEI 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).

  • Use of a strength composition for increasing wet dimensional stability of a moulded pulp article
    Publication number: 20180148894
    Abstract: The invention relates to a use of a strength composition for increasing wet dimensional stability of a moulded pulp article. The moulded pulp article is produced by a method which comprises obtaining a fibre slurry and feeding it to a forming tank of a moulding apparatus, forming a moulded pulp article from the fibre slurry, and drying the moulded pulp article. The strength composition comprises at least one permanent wet strength resin and the strength composition is added to the fibre slurry before the forming of the moulded pulp article.
    Type: Application
    Filed: April 21, 2016
    Publication date: May 31, 2018
    Applicant: Kemira Oyj
    Inventors: Jan-Luiken HEMMES, Jonathan WEI, Rongjun LU