Xiaomei Fang

US Patent:

7727631, Jun 1, 2010

Filed:

Jun 7, 2007

Appl. No.:

11/759356

Inventors:

Xiaomei Fang - Niskayuna NY, US
Wendy Wen-Ling Lin - Niskayuna NY, US
Ming Xie - Beavercreek OH, US
Scott Roger Finn - Niskayuna NY, US

Assignee:

General Electric Company - Niskayuna NY

International Classification:

B29C 70/48
B29C 70/06
B32B 5/28
F04D 29/40

US Classification:

4284111, 264257, 264510, 264511, 415200, 425130

Abstract:

A method for manufacturing a multi-resin composite article is provided. The method comprises providing at least one fiber preform in a mold; injecting a plurality of resins into the at least one fiber preform at a plurality of locations on the at least one fiber preform; and forming at least one transition region along a mutual contact surface between the resins. Each of the at least one transition regions is defined by a gradual transition in composition from one of the resins to another of the resins. A multi-resin composite article is also provided. The article comprises: at least one fiber preform; a plurality of resins, wherein the at least one fiber preform is infused with the resins; and at least one transition region extending along a mutual contact surface between respective ones of the resins. A system for manufacturing such a multi-resin composite article is also provided.

US Patent:

20100240804, Sep 23, 2010

Filed:

Mar 17, 2009

Appl. No.:

12/405516

Inventors:

Patricia Chapman Irwin - Altamont NY, US
Daniel Qi Tan - Rexford NY, US
Xiaomei Fang - Niskayuna NY, US
Norberto Silvi - Clifton Park NY, US
Yang Cao - Niskayuna NY, US
Weijun Yin - Niskayuna NY, US

Assignee:

GENERAL ELECTRIC COMPANY - Schenectady NY

International Classification:

C08K 9/00

US Classification:

523216, 523200

Abstract:

Disclosed herein is a method of making a polymer composite composition comprising blending a polymeric material precursor with nanoparticles, wherein each nanoparticle comprises a substrate and a coating composition disposed on the substrate; and polymerizing the polymeric material precursor to form a polymeric material, wherein the nanoparticles are dispersed within the polymeric material to form a polymer composition.

US Patent:

20100249277, Sep 30, 2010

Filed:

Mar 31, 2009

Appl. No.:

12/414707

Inventors:

Xiaomei Fang - Niskayuna NY, US
Wendy Wen-Ling Lin - Niskayuna NY, US
Amitabh Bansal - Rhinebeck NY, US
Yosang Yoon - Green Island NY, US

Assignee:

GENERAL ELECTRIC COMPANY - SCHENECTADY NY

International Classification:

C08L 63/00

US Classification:

523436

Abstract:

In one aspect, the present invention provides a cured composite composition comprising (a) a fiber component; and (b) an organic composition. The organic composition comprises a cured epoxy continuous phase and a nanoparticulate thermoplastic block copolymeric discontinuous phase. The nanoparticulate thermoplastic block copolymeric discontinuous phase has a domain size distribution in a range from about 1 nanometer to about 500 nanometers, and the discontinuous phase is substantially uniformly distributed throughout the cured composite composition. Articles and method of making the cured composite compositions are also provided.

US Patent:

20110075320, Mar 31, 2011

Filed:

Sep 30, 2009

Appl. No.:

12/570761

Inventors:

Xiaomei Fang - Niskayuna NY, US
Daniel Qi Tan - Rexford NY, US
Yang Cao - Niskayuna NY, US
Qin Chen - Schenectady NY, US
Patricia Chapman Irwin - Altamont NY, US

Assignee:

GENERAL ELECTRIC COMPANY - SCHENECTADY NY

International Classification:

H01G 4/06
B32B 5/00
B32B 5/16
C08L 5/00
C08L 1/00
C08L 53/00
C08L 33/24

US Classification:

361311, 428220, 428323, 525540, 525 542, 525 5421, 525 92 R, 525420, 524612, 428114

Abstract:

An article having a cyanoresin dielectric film is described. The cyanoresin dielectric film includes nanostructures of a toughening material. A method of forming such a cyanoresin dielectric film is also described. A capacitor having a cyanoresin dielectric film is presented.

US Patent:

20120081833, Apr 5, 2012

Filed:

Sep 30, 2010

Appl. No.:

12/895416

Inventors:

Yang Cao - Niskayuna NY, US
Daniel Qi Tan - Rexford NY, US
Sheldon Jay Shafer - Clifton Park NY, US
Xiaomei Fang - Niskayuna NY, US

Assignee:

GENERAL ELECTRIC COMPANY - Schenectady NY

International Classification:

H01G 4/32
C08G 73/10
B32B 27/28
H01G 4/08

US Classification:

3613015, 361323, 528170, 428220

Abstract:

One embodiment of this invention is directed to an electronic article, formed in part from a polyetherimide resin having a repeating unit of formula I:Another embodiment describes a capacitor which includes a dielectric film formed from such a polyetherimide resin. The capacitor further includes at least one electrode attached to a first surface of the dielectric film.

US Patent:

20120107551, May 3, 2012

Filed:

Oct 28, 2010

Appl. No.:

12/914434

Inventors:

Xiaomei Fang - Niskayuna NY, US
Wendy Wen-Ling Lin - Niskayuna NY, US
Prameela Susarla - Clifton Park NY, US
Jack Allen Woods - Kent WA, US

Assignee:

GENERAL ELECTRIC COMPANY - SCHENECTADY NY

International Classification:

B32B 3/06
B32B 7/08

US Classification:

428102, 156 93

Abstract:

In one aspect, the present invention provides a preform, comprising: (a) a reinforcing fabric layer; and (b) a polyetherimide fiber incorporated into the reinforcing fabric layer as a stitch thread material. The reinforcing fabric layer comprises less than about 10% by weight polyetherimides. In another aspect, the present invention provides an uncured and a cured composite composition comprising the perform. Articles and method of making the cured composite compositions are also provided.

US Patent:

20120108132, May 3, 2012

Filed:

Oct 28, 2010

Appl. No.:

12/914305

Inventors:

Xiaomei Fang - Niskayuna NY, US
Wendy Wen-Ling Lin - Niskayuna NY, US
Jack Allen Woods - Kent WA, US

Assignee:

GENERAL ELECTRIC COMPANY - SCHENECTADY NY

International Classification:

B32B 5/02
C08L 63/00
C08F 220/10
B05D 3/10

US Classification:

442167, 427386, 523400, 427294, 5263285, 428221

Abstract:

In one embodiment, the present invention provides a preform. The preform includes (a) a reinforcing fabric layer; and (b) a thermoplastic block copolymer fiber incorporated into the reinforcing fabric layer. The thermoplastic block copolymer includes methylmethacrylate structural units and is substantially soluble in an uncured epoxy resin and substantially insoluble in a corresponding cured epoxy resin. An uncured composite composition, a cured composite, and a method of making the cured composite are also provided.

US Patent:

20120108699, May 3, 2012

Filed:

Oct 28, 2010

Appl. No.:

12/914364

Inventors:

Xiaomei Fang - Niskayuna NY, US
Wendy Wen-Ling Lin - Niskayuna NY, US
Scott Roger Finn - Niskayuna NY, US
Jack Allen Woods - Kent WA, US

Assignee:

GENERAL ELECTRIC COMPANY - SCHENECTADY NY

International Classification:

C08K 7/02

US Classification:

523400

Abstract:

In one embodiment, the present invention provides an uncured composite composition. The uncured composite composition includes an uncured resin and a triaxial braid. The triaxial braid includes a longitudinal axis, a first bias fiber extending in a first bias direction at a first bias angle to the longitudinal axis, a second bias fiber extending in a second bias direction at a second bias angle to the longitudinal axis, and an axial fiber extending in a direction parallel to the longitudinal axis; wherein the first bias fiber, the second bias fiber, and the axial fiber have a substantially same tow size, and the tow size is in a range of from about 1 k to about 11 k. A cured composite and a method of making the cured composite are also provided.