Patents by Inventor Lara Gonzalez Lopez

Lara Gonzalez Lopez 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).

  • Method of dyeing a substrate comprising elastomeric fibre and non-elastomeric fibre, and a dyed subtrate comprising these fibres
    Patent number: 10876253
    Abstract: A dyeing method comprising a) dyeing a substrate containing (i) elastomeric fiber containing at least 30 wt. % of a first polymer having a glass transition temperature T1 of less than 60° C. and (ii) non-elastomeric companion fiber containing more than 50 wt. % of a second polymer, said second polymer being polymer having no glass transition temperature or polymer having a glass transition temperature T2 that is at least 20° C. higher than T1, b) contacting the pre-dyed substrate with an extraction medium at a temperature Te and a pressure Pe, said extraction medium comprising at least 50 wt. % of supercritical or liquefied carbon dioxide; wherein Te exceeds Tg1,extraction and wherein Te is less than Tg2,extraction in case the companion 1 fiber contains more than 50 wt.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: December 29, 2020
    Assignee: DYECOO TEXTILE SYSTEMS B.V.
    Inventors: Martijn Van Der Kraan, Lara Gonzalez Lopez, Ernst-Jan Siewers, Geert Feye Woerlee