Patents by Inventor Margarita Calafell Monfort

Margarita Calafell Monfort 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).

  • Process for recycling waste paper, product obtained therefrom and its uses
    Patent number: 8986499
    Abstract: The present invention relates to a bioprocess for recycling waste paper originated from high quality paper comprising the following steps: a) preparation of pulp; b) dilution with water of the pulped material obtained in a) c) enzymatic treatment of pulp; d) addition of inorganic salts and glues; e) dilution with water of the material obtained in d) f) filtration by vacuum; optional press; and g) drying In particular, said high quality paper is printed paper. The present invention also relates to the obtainable product by the above mentioned process. The present invention further relates to the different uses of the product such as building and construction material, eco-packaging material and eco-decorative material.
    Type: Grant
    Filed: May 16, 2011
    Date of Patent: March 24, 2015
    Assignee: Universitat Politecnica de Catalunya
    Inventor: Margarita Calafell Monfort
  • PROCESS FOR RECYCLING WASTE PAPER, PRODUCT OBTAINED THEREFROM AND ITS USES
    Publication number: 20130118697
    Abstract: The present invention relates to a bioprocess for recycling waste paper originated from high quality paper comprising the following steps: a) preparation of pulp; b) dilution with water of the pulped material obtained in a) c) enzymatic treatment of pulp; d) addition of inorganic salts and glues; e) dilution with water of the material obtained in d) f) filtration by vacuum; optional press; and g) drying In particular, said high quality paper is printed paper. The present invention also relates to the obtainable product by the above mentioned process. The present invention further relates to the different uses of the product such as building and construction material, eco-packaging material and eco-decorative material.
    Type: Application
    Filed: May 16, 2011
    Publication date: May 16, 2013
    Applicant: Universitat Politecnica de Catalunya
    Inventor: Margarita Calafell Monfort