Patents by Inventor Shizhu MA

Shizhu 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).

  • Preparation and application of dynamic non-wicking PU foam
    Patent number: 10308778
    Abstract: Disclosed are a dynamic non-wicking PU foam and preparation and application thereof The PU foam is prepared from polyether polyol, toluene-2,4-diisocyanate, non-wicking additive and auxiliary agent. The dynamic non-wicking additive is composed of carboxylic acids, amines and alkyl alcohols in any proportion. The auxiliary agent is composed of silicone surfactant, amine promoter, tin catalyst, pigment and water. The dynamic non-wicking PU foam has a high stability and an extremely non-wicking effect. The shoes made of the dynamic non-wicking PU foam also have extremely good dynamic non-wicking and waterproof effects, thus ensuring both comfort and stability of quality.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: June 4, 2019
    Assignee: CRECIMENTO INDUSTRIAL CO., LTD.
    Inventors: Shaowu Cai, Xingshu Li, Wei Zeng, Zhihong Zeng, Shizhu Ma
  • PREPARATION AND APPLICATION OF DYNAMIC NON-WICKING PU FOAM
    Publication number: 20170130020
    Abstract: Disclosed are a dynamic non-wicking PU foam and preparation and application thereof The PU foam is prepared from polyether polyol, toluene-2,4-diisocyanate, non-wicking additive and auxiliary agent. The dynamic non-wicking additive is composed of carboxylic acids, amines and alkyl alcohols in any proportion. The auxiliary agent is composed of silicone surfactant, amine promoter, tin catalyst, pigment and water. The dynamic non-wicking PU foam has a high stability and an extremely non-wicking effect. The shoes made of the dynamic non-wicking PU foam also have extremely good dynamic non-wicking and waterproof effects, thus ensuring both comfort and stability of quality.
    Type: Application
    Filed: November 25, 2014
    Publication date: May 11, 2017
    Applicant: Crecimiento Industrial Co., LTD.
    Inventors: Shaowu CAI, Xingshu LI, Wei ZENG, Zhihong ZENG, Shizhu MA