Mi Hie Yi

Person

Daejong, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Transparent, highly heat-resistant polyimide precursor and photosen...
- Patent number 8,703,901
- Issue date Apr 22, 2014
- LG Chem, Ltd.
- Dong-seok Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transparent, highly heat-resistant polyimide precursor and photosen...
- Patent number 8,232,366
- Issue date Jul 31, 2012
- LG Chem, Ltd.
- Dong-seok Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of polyimide foam
- Patent number 6,172,127
- Issue date Jan 9, 2001
- Korea Research Institute of Chemical Technology
- Kil Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soluble polyimide resin having a dialkyl substituent for a liquid c...
- Patent number 6,162,893
- Issue date Dec 19, 2000
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of preparing polyimide foam with excellent flexibility prope...
- Patent number 6,057,379
- Issue date May 2, 2000
- Korea Research Institute of Chemical Technology
- Kil Y. Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soluble polyimide resin comprising polyalicyclic structure
- Patent number 6,054,554
- Issue date Apr 25, 2000
- Korea Research Institute of Chemical Technology
- Kil Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soluble polyimide resin having alkoxy substituents and the preparat...
- Patent number 6,046,303
- Issue date Apr 4, 2000
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soluble polyimide resin and process of preparation of the same
- Patent number 6,031,067
- Issue date Feb 29, 2000
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soluble polyimide resin for liquid crystal alignment layer and proc...
- Patent number 6,013,760
- Issue date Jan 11, 2000
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyamideimide resins by direct polymerization
- Patent number 5,955,568
- Issue date Sep 21, 1999
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamideamic acid resin prepolymers, high heat resistant polyamide...
- Patent number 5,824,766
- Issue date Oct 20, 1998
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyamideimide resins having high molecular w...
- Patent number 5,532,334
- Issue date Jul 2, 1996
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamideimide resins containing isophorone diamine structures
- Patent number 5,521,276
- Issue date May 28, 1996
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyamide containing pendant silyl groups
- Patent number 5,243,010
- Issue date Sep 7, 1993
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Nadimide-terminated polyarylates and cured polyarylate resins
- Patent number 5,241,037
- Issue date Aug 31, 1993
- Korea Research Institute of Chemical Technology
- Kil-Yeong Choi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Holographic Writing Method and Holographic Writing Apparatus
- Publication number 20200201251
- Publication date Jun 25, 2020
- KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY- ACADEMIC COOPERATION FOUNDATION and K...
- Hak-Rin KIM
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSPARENT, HIGHLY HEAT-RESISTANT POLYIMIDE PRECURSOR AND PHOTOSEN...
- Publication number 20120308741
- Publication date Dec 6, 2012
- Dong-Seok KIM
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Transparent, highly heat-resistant polyimide precursor and photosen...
- Publication number 20070093640
- Publication date Apr 26, 2007
- Dong-seok Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Person

Patents Grantslast 30 patents

Transparent, highly heat-resistant polyimide precursor and photosen...

Transparent, highly heat-resistant polyimide precursor and photosen...

Preparation of polyimide foam

Soluble polyimide resin having a dialkyl substituent for a liquid c...

Method of preparing polyimide foam with excellent flexibility prope...

Soluble polyimide resin comprising polyalicyclic structure

Soluble polyimide resin having alkoxy substituents and the preparat...

Soluble polyimide resin and process of preparation of the same

Soluble polyimide resin for liquid crystal alignment layer and proc...

Process for preparing polyamideimide resins by direct polymerization

Polyamideamic acid resin prepolymers, high heat resistant polyamide...

Process for preparing polyamideimide resins having high molecular w...

Polyamideimide resins containing isophorone diamine structures

Aromatic polyamide containing pendant silyl groups

Nadimide-terminated polyarylates and cured polyarylate resins

Patents Applicationslast 30 patents

Holographic Writing Method and Holographic Writing Apparatus

TRANSPARENT, HIGHLY HEAT-RESISTANT POLYIMIDE PRECURSOR AND PHOTOSEN...

Transparent, highly heat-resistant polyimide precursor and photosen...