John M. Wefer

Person

Newtown, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic blend compositions as soft coupling agents
- Patent number 7,825,180
- Issue date Nov 2, 2010
- Chemtura Corporation
- Abuzar Syed
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
β-crystalline polypropylenes
- Patent number 7,585,909
- Issue date Sep 8, 2009
- Chemtura Corporation
- Qinggao Ma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Urea phenyl derivatives and their use as polypropylene nucleating a...
- Patent number 7,572,849
- Issue date Aug 11, 2009
- Chemtura Corporation
- Qinggao Ma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
β-Crystalline polypropylenes
- Patent number 7,569,630
- Issue date Aug 4, 2009
- Chemtura Corporation
- Qinggao Ma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Styrenic polymer composites
- Patent number 7,217,765
- Issue date May 15, 2007
- Crompton Corporation
- Sung Chul Hong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
In situ preparation of bis-(benzothiazolesulfen)amide in a polymeri...
- Patent number 6,573,339
- Issue date Jun 3, 2003
- Uniroyal Chemical Company, Inc.
- Joseph F. Stieber
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Impact resistant polyethylene terephthalate/polycarbonate/polyethyl...
- Patent number 4,895,899
- Issue date Jan 23, 1990
- Uniroyal Chemical Company, Inc.
- John M. Wefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact resistant polyethylene terephthalate/polycarbonate blends
- Patent number 4,814,381
- Issue date Mar 21, 1989
- Uniroyal Chemical Company, Inc.
- John M. Wefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact resistant polyethylene terephthalate/polycarbonate blends
- Patent number 4,780,506
- Issue date Oct 25, 1988
- Uniroyal Chemical Company, Inc.
- John M. Wefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate compositions with improved low temperature impact str...
- Patent number 4,550,138
- Issue date Oct 29, 1985
- Uniroyal, Inc.
- Charles F. Paddock
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact resistant blend
- Patent number 4,493,921
- Issue date Jan 15, 1985
- Uniroyal, Inc.
- John M. Wefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact resistant blend of polybutylene terephthalate resin and OSA...
- Patent number 4,485,212
- Issue date Nov 27, 1984
- Uniroyal, Inc.
- John M. Wefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Calendered AES film
- Patent number 4,444,840
- Issue date Apr 24, 1984
- Uniroyal, Inc.
- John M. Wefer
- B32 - LAYERED PRODUCTS
Information Patent Grant
Coextruded product of AES-thermoplastic graft copolymer
- Patent number 4,438,171
- Issue date Mar 20, 1984
- Uniroyal, Inc.
- John M. Wefer
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
Beta-crystalline polypropylenes
- Publication number 20070293609
- Publication date Dec 20, 2007
- Qinggao Ma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Functional polyolefins useful as metal adhesion promoters
- Publication number 20070276096
- Publication date Nov 29, 2007
- John M. Wefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Compatibilizers for composites of PVC and cellulosic materials
- Publication number 20070259995
- Publication date Nov 8, 2007
- Peter Frenkel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Coupling agents for natural fiber-filled polyolefins
- Publication number 20070208110
- Publication date Sep 6, 2007
- William D. Sigworth
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Beta-crystalline polypropylenes
- Publication number 20070117891
- Publication date May 24, 2007
- Qinggao Ma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Urea phenyl derivatives and their use as polypropylene nucleating a...
- Publication number 20070117890
- Publication date May 24, 2007
- Qinggao Ma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Thermoplastic blend compositions as soft coupling agents
- Publication number 20070093585
- Publication date Apr 26, 2007
- Abuzar Syed
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Styrenic polymer composites
- Publication number 20050004310
- Publication date Jan 6, 2005
- Sung Chul Hong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

John M. Wefer

Person

Patents Grantslast 30 patents

Thermoplastic blend compositions as soft coupling agents

β-crystalline polypropylenes

Urea phenyl derivatives and their use as polypropylene nucleating a...

β-Crystalline polypropylenes

Styrenic polymer composites

In situ preparation of bis-(benzothiazolesulfen)amide in a polymeri...

Impact resistant polyethylene terephthalate/polycarbonate/polyethyl...

Impact resistant polyethylene terephthalate/polycarbonate blends

Impact resistant polyethylene terephthalate/polycarbonate blends

Polycarbonate compositions with improved low temperature impact str...

Impact resistant blend

Impact resistant blend of polybutylene terephthalate resin and OSA...

Calendered AES film

Coextruded product of AES-thermoplastic graft copolymer

Patents Applicationslast 30 patents

Beta-crystalline polypropylenes

Functional polyolefins useful as metal adhesion promoters

Compatibilizers for composites of PVC and cellulosic materials

Coupling agents for natural fiber-filled polyolefins

Beta-crystalline polypropylenes

Urea phenyl derivatives and their use as polypropylene nucleating a...

Thermoplastic blend compositions as soft coupling agents

Styrenic polymer composites