Patents by Inventor Stefan Pastine

Stefan Pastine 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).

  • Patent number: 10752748
    Abstract: The present invention relates to methods for recycling reinforced composites. The reinforced composite comprises a reinforcement material in a cross-linked polymer matrix, wherein the cross-linked polymer comprises a cross-linking group derived from a curing agent represented by formula I, wherein R1 is hydrogen, alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, cycloalkenyl, aryl, heteroaryl, alkoxy alkyl or alkynyl; A is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; B is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; R2 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl; and R3 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: August 25, 2020
    Assignee: ADESSO ADVANCED MATERIALS WUHU CO., LTD.
    Inventors: Bo Liang, Bing Qin, Stefan Pastine, Xin Li
  • Publication number: 20200239659
    Abstract: The present invention relates to methods for recycling reinforced composites. The reinforced composite comprises a reinforcement material in a cross-linked polymer matrix, wherein the cross-linked polymer comprises a cross-linking group derived from a curing agent represented by formula I, wherein R1 is hydrogen, alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, cycloalkenyl, aryl, heteroaryl, alkoxy alkyl or alkynyl; A is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; B is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; R2 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl; and R3 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl.
    Type: Application
    Filed: February 3, 2017
    Publication date: July 30, 2020
    Inventors: Bo Liang, Bing Qin, Stefan Pastine, Xin Li
  • Publication number: 20170145180
    Abstract: The present invention relates to methods for recycling reinforced composites. The reinforced composite comprises a reinforcement material in a cross-linked polymer matrix, wherein the cross-linked polymer comprises a cross-linking group derived from a curing agent represented by formula I, wherein R1 is hydrogen, alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, cycloalkenyl, aryl, heteroaryl, alkoxy alkyl or alkynyl; A is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; B is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; R2 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl; and R3 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cylcoalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl.
    Type: Application
    Filed: February 3, 2017
    Publication date: May 25, 2017
    Inventors: Bo Liang, Bing Qin, Stefan Pastine, Xin Li
  • Patent number: 9598551
    Abstract: The present invention relates to a reinforced composite and method for recycling the same. The reinforced composite comprises a reinforcement material in a cross-linked polymer matrix, wherein the cross-linked polymer comprises a cross-linking group derived from a curing agent represented by formula (I), Wherein R1 is hydrogen, alkyl, cycloalkyl, heterocycloalkyl, alkenyl, cycloalkenyl, aryl, heteroaryl, alkoxy alkyl or alkynyl; A is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; B is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; R2 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cycloalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl; and R3 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cycloalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl.
    Type: Grant
    Filed: May 4, 2012
    Date of Patent: March 21, 2017
    Assignee: Adesso Advanced Materials Wuhu Co., Ltd.
    Inventors: Bo Liang, Bing Qin, Stefan Pastine, Xin Li
  • Publication number: 20140221510
    Abstract: The present invention relates to a reinforced composite and method for recycling the same. The reinforced composite comprises a reinforcement material in a cross-linked polymer matrix, wherein the cross-linked polymer comprises a cross-linking group derived from a curing agent represented by formula (I), Wherein R1 is hydrogen, alkyl, cycloalkyl, heterocycloalkyl, alkenyl, cycloalkenyl, aryl, heteroaryl, alkoxy alkyl or alkynyl; A is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; B is alkyl, alkenyl, alkenene, alkylene-hetero-alkylene, alkylene-heterocyclo-alkylene, alkylene, alkylene-oxy-alkylene, 1,4-alkyl substituted piperazine, carbonyl, thiocarbonyl; R2 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cycloalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl; and R3 is hydrogen, alkyl, aminoalkyl, alkyl-amino-alkyl, cycloalkyl, heterocycloalkyl, alkenyl, aryl, or heteroaryl.
    Type: Application
    Filed: May 4, 2012
    Publication date: August 7, 2014
    Applicant: ADESSO ADVANCED MATERIALS WUXI CO., LTD.
    Inventors: Bo Liang, Bing Qin, Stefan Pastine, Xin Li