Chieh-Chun Chau

Person

Midland, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low-gloss biaxially oriented films comprising vinyl aromatic polyme...
- Patent number 6,579,946
- Issue date Jun 17, 2003
- Dow Global Technologies Inc.
- Chieh-Chun Chau
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of polybenzoxazole and polybenzothiazol...
- Patent number 5,976,447
- Issue date Nov 2, 1999
- Toyobo Co., Ltd.
- Michael E. Mills
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the preparation of polybenzazole staple fiber
- Patent number 5,585,052
- Issue date Dec 17, 1996
- The Dow Chemical Company
- Chieh-Chun Chau
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Polybenzazole fibers having improved tensile strength retention
- Patent number 5,552,221
- Issue date Sep 3, 1996
- The Dow Chemical Company
- Ying H. So
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for rapid drying of a polybenzazole fiber
- Patent number 5,429,787
- Issue date Jul 4, 1995
- The Dow Chemical Company
- Jang-hi Im
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for post-spin finishing of polybenzoxazole fibers
- Patent number 5,417,915
- Issue date May 23, 1995
- The Dow Chemical Company
- Chieh-Chun Chau
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for post-spin finishing of polybenzoxazole fibers
- Patent number 5,411,694
- Issue date May 2, 1995
- The Dow Chemical Company
- Willard E. Alexander
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Polybenzazole fibers with ultra-high physical properties and method...
- Patent number 5,356,584
- Issue date Oct 18, 1994
- The Dow Chemical Company
- Robert A. Bubeck
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for spinning a polybenzazole fiber
- Patent number 5,296,185
- Issue date Mar 22, 1994
- The Dow Chemical Company
- Chieh-Chun Chau
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for rapid spinning of a polybenzazole fiber
- Patent number 5,294,390
- Issue date Mar 15, 1994
- The Dow Chemical Company
- Steven Rosenberg
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Rapid heat-treatment method for polybenzaole fiber
- Patent number 5,288,445
- Issue date Feb 22, 1994
- The Dow Chemical Company
- Katsuya Tani
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Polybenzazole fiber with ultra-high physical properties
- Patent number 5,286,833
- Issue date Feb 15, 1994
- The Dow Chemical Company
- Robert A. Bubeck
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for post-spin finishing of polybenzoxazole fibers
- Patent number 5,273,703
- Issue date Dec 28, 1993
- The Dow Chemical Company
- Willard E. Alexander
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process of making microporous hollow fiber or film membrane of poly...
- Patent number 5,246,647
- Issue date Sep 21, 1993
- The Dow Chemical Company
- Henry N. Beck
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Methods for synthesizing pulps and short fibers containing polybenz...
- Patent number 5,164,131
- Issue date Nov 17, 1992
- The Dow Chemical Company
- Chieh-Chun Chau
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Microporous peek membranes and the preparation thereof
- Patent number 4,992,485
- Issue date Feb 12, 1991
- The Dow Chemical Company
- Ja-Young Koo
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Film, fiber, and microporous membranes of poly(etheretherketone)dis...
- Patent number 4,957,817
- Issue date Sep 18, 1990
- The Dow Chemical
- Chieh-Chun Chau
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Preparation of asymmetric membranes by the solvent extraction of po...
- Patent number 4,868,222
- Issue date Sep 19, 1989
- The Dow Chemical Company
- Chieh-Chun Chau
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Microporous membranes of syndiotactic vinylaromatic polymers
- Patent number 4,859,339
- Issue date Aug 22, 1989
- The Dow Chemical Company
- Ritchie A. Wessling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Membranes containing microporous structure
- Patent number 4,775,474
- Issue date Oct 4, 1988
- The Dow Chemical Company
- Chieh-Chun Chau
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing semipermeable membrane compositions
- Patent number 4,764,320
- Issue date Aug 16, 1988
- The Dow Chemical Company
- Chieh-Chun Chau
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Low-gloss biaxially oriented films comprising vinyl aromatic polyme...
- Publication number 20020143107
- Publication date Oct 3, 2002
- Chieh-Chun Chau
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Chieh-Chun Chau

Person

Patents Grantslast 30 patents

Low-gloss biaxially oriented films comprising vinyl aromatic polyme...

Process for the preparation of polybenzoxazole and polybenzothiazol...

Process for the preparation of polybenzazole staple fiber

Polybenzazole fibers having improved tensile strength retention

Method for rapid drying of a polybenzazole fiber

Process for post-spin finishing of polybenzoxazole fibers

Process for post-spin finishing of polybenzoxazole fibers

Polybenzazole fibers with ultra-high physical properties and method...

Method for spinning a polybenzazole fiber

Method for rapid spinning of a polybenzazole fiber

Rapid heat-treatment method for polybenzaole fiber

Polybenzazole fiber with ultra-high physical properties

Process for post-spin finishing of polybenzoxazole fibers

Process of making microporous hollow fiber or film membrane of poly...

Methods for synthesizing pulps and short fibers containing polybenz...

Microporous peek membranes and the preparation thereof

Film, fiber, and microporous membranes of poly(etheretherketone)dis...

Preparation of asymmetric membranes by the solvent extraction of po...

Microporous membranes of syndiotactic vinylaromatic polymers

Membranes containing microporous structure

Method for preparing semipermeable membrane compositions

Patents Applicationslast 30 patents

Low-gloss biaxially oriented films comprising vinyl aromatic polyme...