Patents by Inventor Liangkai Ma

Liangkai Ma 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).

  • Publication number: 20170088328
    Abstract: The present disclosure provides a flexible container. In an embodiment, a flexible container is provided and includes a first multilayer film and a second multilayer film. Each multilayer film has an inner seal layer. The multilayer films are arranged such that the seal layers oppose each other and the second multilayer film is superimposed on the first multilayer film. The multilayer films are sealed along a common peripheral edge. An orifice is present in one of the multilayer films. The flexible container includes an extendable spout extending through the orifice. The extendable spout has a flange sealed to the inner seal layer of the multilayer film at the orifice. The extendable spout is composed of, or is otherwise formed from, an ethylene/?-olefin multi-block copolymer.
    Type: Application
    Filed: September 30, 2015
    Publication date: March 30, 2017
    Inventors: Marcos Franca, Bruno Rufato Pereira, Liangkai Ma, Sam L. Crabtree
  • Publication number: 20160158970
    Abstract: A multi-layered composite mold structure (10) is provided. The multi-layered composite mold structure (10) comprises a multi-layered member including (a) at least one metal heating layer (11); (b) at least one metal heat distribution layer (13); (c) at least one laminate composite layer (12); and (d) a surface layer (14). A process for preparing the multi-layered composite mold structure is also provided.
    Type: Application
    Filed: August 29, 2013
    Publication date: June 9, 2016
    Applicant: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Demei Xie, Liangkai Ma