1
Gene H Shipman: Microporous sheet material, method of making and articles made therewith. Minnesota Mining and Manufacturing Co, Donald M Sell, James A Smith, Richard Francis, September 3, 1985: US04539256 (304 worldwide citation)

A method of making a microporous material is provided which comprises the steps of melt blending crystallizable thermoplastic polymer with a compound which is miscible with the thermoplastic polymer at the melting temperature of the polymer but phase separates on cooling at or below the crystallizat ...


2
Samantha D Smith, Gene H Shipman, Robert M Floyd, Harold Todd Freemyer, Steven J Hamrock, Michael A Yandrasits, David G S Walton: Microporous PVDF films. 3M Innovative Properties Company, Sean J Edman, March 4, 2008: US07338692 (32 worldwide citation)

Shaped microporous articles are produced from polyvinylidene fluoride (PVDF) and nucleating agents using thermally induced phase separation (TIPS) processes. The shaped microporous article is oriented in at least one direction at a stretch ratio of at least approximately 1.1 to 1.0. The shaped artic ...


3
Gene H Shipman: Multilayer composite films and method of manufacture thereof. Minnesota Mining and Manufacturing Company, Cruzan Alexander, Donald M Sell, James V Lilly, July 8, 1980: US04211825 (17 worldwide citation)

A multilayer composite film structure comprising (i) a support of polyester film, (ii) a first layer of organic polymer having a mass crystallinity of less than about 60%, and (iii) a second layer of organic polymer having a mass crystallinity of greater than about 60% is provided. A method for non- ...


4
Kazunori Kondoh, Hiroto H Katagiri, Gene H Shipman, Alan J Sipinen: Package for dispensing individual sheets. 3M Innovative Properties Company, Gary L Griswold, Robert W Sprague, William J Bond, September 24, 2002: US06454096 (5 worldwide citation)

A package for dispensing individual oil absorbing polymeric sheets from a stack of such sheets, where the package includes a cover flap repeatedly moveable between an open position and a closed position, a pocket, a plurality of oil absorbing polymeric sheets arranged in a stack and positioned in th ...


5
Samantha D Smith, Gene H Shipman, Robert M Floyd, Harold Todd Freemyer, Steven J Hamrock, Michael A Yandrasits, David G S Walton: Microporous PVDF films. 3M Innovative Properties Company, Gregory D Allen, March 4, 2014: US08663868 (2 worldwide citation)

Shaped microporous articles are produced from polyvinylidene fluoride (PVDF) and nucleating agents using thermally induced phase separation (TIPS) processes. The shaped microporous article is oriented in at least one direction at a stretch ratio of at least approximately 1.1 to 1.0. The shaped artic ...


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Samantha D Smith, Gene H Shipman, Robert M Floyd, Harold Todd Freemyer, Steven J Hamrock, Michael A Yandrasits, David G S Walton: Microporous PVDF films. 3M Innovative Properties Company, Gregory D Allen, February 24, 2015: US08962214

Shaped microporous articles are produced from polyvinylidene fluoride (PVDF) and nucleating agents using thermally induced phase separation (TIPS) processes. The shaped microporous article is oriented in at least one direction at a stretch ratio of at least approximately 1.1 to 1.0. The shaped artic ...


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Samantha D Smith, Gene H Shipman, Robert M Floyd, Harold Todd Freemyer, Steven J Hamrock, Michael A Yandrasits, David G S Walton: Microporous PVDF films and method of manufacturing. 3M Innovative Properties Company, 3m Innovative Properties Company, March 17, 2005: US20050058821-A1

Shaped microporous articles are produced from polyvinylidene fluoride (PVDF) and nucleating agents using thermally induced phase separation (TIPS) processes. The shaped microporous article is oriented in at least one direction at a stretch ratio of at least approximately 1.1 to 1.0. The shaped artic ...


10
Samantha D Smith, Gene H Shipman, Robert M Floyd, Harold Todd Feemyer, Steven J Hamrock, Michael A Yandrasits, David G S Walton: Microporous pvdf films. 3M Innovative Properties Company, 3m Innovative Properties Company, May 15, 2008: US20080113242-A1

Shaped microporous articles are produced from polyvinylidene fluoride (PVDF) and nucleating agents using thermally induced phase separation (TIPS) processes. The shaped microporous article is oriented in at least one direction at a stretch ratio of at least approximately 1.1 to 1.0. The shaped artic ...