John T. T. Hsieh

Person

Warren, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Comonomer pretreated bimetallic catalyst for blow molding and film...
- Patent number 6,037,296
- Issue date Mar 14, 2000
- Mobil Oil Corporation
- John T. T. Hsieh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mixed chromium catalyst,and alkene and alkyl aluminum hydride-modif...
- Patent number 5,408,015
- Issue date Apr 18, 1995
- Mobil Oil Corporation
- John T. Hsieh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mixed Ziegler and chromium catalyst and process for preparing a bro...
- Patent number 5,330,950
- Issue date Jul 19, 1994
- Mobil Oil Corporation
- John T. T. Hsieh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Producing blown film and blends from bimodal high density high mole...
- Patent number 5,284,613
- Issue date Feb 8, 1994
- Mobil Oil Corporation
- Ahmed H. Ali
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Catalyst composition for polymerizing alpha-olefins and alpha-olefi...
- Patent number 5,096,868
- Issue date Mar 17, 1992
- Mobil Oil Corporation
- John T. T. Hsieh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified chromium-containing catalyst composition for polymerizing...
- Patent number 5,006,506
- Issue date Apr 9, 1991
- Mobil Oil Corporation
- John T. T. Hsieh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnesium oxide-supported ziegler catalyst modified with acid and h...
- Patent number 4,863,886
- Issue date Sep 5, 1989
- Mobil Oil Corporation
- John T. T. Hsieh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for polymerizing a monomer charge
- Patent number 4,665,140
- Issue date May 12, 1987
- Cities Service Oil & Gas Corp.
- B. Timothy Pennington
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization catalyst
- Patent number 4,435,518
- Issue date Mar 6, 1984
- Cities Service Co.
- B. Timothy Pennington
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

John T. T. Hsieh

Person

Patents Grantslast 30 patents

Comonomer pretreated bimetallic catalyst for blow molding and film...

Mixed chromium catalyst,and alkene and alkyl aluminum hydride-modif...

Mixed Ziegler and chromium catalyst and process for preparing a bro...

Producing blown film and blends from bimodal high density high mole...

Catalyst composition for polymerizing alpha-olefins and alpha-olefi...

Modified chromium-containing catalyst composition for polymerizing...

Magnesium oxide-supported ziegler catalyst modified with acid and h...

Process for polymerizing a monomer charge

Polymerization catalyst