Charles Szmanda
Lujia Bu, Edward C Greer, Georg R Kestler, Alan I Nakatani, Charles R Szmanda: Curable compositions. Rohm and Haas Company, Jonathan D Baskin, Rohm and Haas Electronic Materials, September 18, 2008: US20080226889-A1

Curable compositions are disclosed. Also disclosed are optical media comprising said curable compositions when cured and methods of making such optical media.

William P Mortimer Jr: Polytetrafluoroethylene film. W L Gore & Associates, Gary A Samuels, January 15, 1991: US04985296 (205 worldwide citation)

A filled PTFE film is prepared by compressing an expanded, porous PTFE film that contains filler material. The films have high strength with substantially few pinholes.

Walter B Mueller, Henry G Schirmer, Julian H Schoenberg, Alan S Weinberg: Multi-layer polyester/polyolefin shrink film. W R Grace & Co, John J Toney, William D Lee Jr, Joseph P Harps, June 23, 1981: US04274900 (148 worldwide citation)

The multi-layer polyester/polyolefin shrink film of this invention provides a combination of shrink tension, hot seal strength, sealability, and shrink temperature range heretofore unobtainable in an oriented, monolayer polyolefin material. The preferred film has five layers in which the middle laye ...

Aspy K Mehta, Michael C Chen: Heat sealable blend of very low density polyethylene or plastomer with polypropylene based polymers and heat sealable film and articles made thereof. Exxon Chemical Patents, Jaimes Sher, October 25, 1994: US05358792 (137 worldwide citation)

Disclosed are heat sealable compositions comprising: (a) from about 30 to about 70 weight percent a low melting polymer comprising an ethylene based copolymer having a density of from about 0.88 g/cm.sup.3 to about 0.915 g/cm.sup.3, a melt index of from about 1.5 dg/min to about 7.5 dg/min, a molecu ...

Tsutomu Isaka, Maki Matsuo, Yukinobu Miyazaki: Heat sealable laminated propylene polymer packaging material. Toyo Boseki Kabushiki Kaisha, Jones Tullar & Cooper, October 28, 1980: US04230767 (136 worldwide citation)

A packaging material having an excellent seal packaging property, which comprises (A) a base layer consisting of a stretched film made of a polymer composition comprising a propylene polymer and (B) a surface layer consisting of a stretched film made of a polymeric mixture comprising a polymer blend ...

Henry W Bonk, David J Goldwasser, Paul H Mitchell: Barrier members including a barrier layer employing polyester polyols. Nike, Harness Dickey & Pierce, March 20, 2001: US06203868 (130 worldwide citation)

The present invention relates to barrier membranes including a barrier layer which includes one or more thermoplastic urethane formed from polyester polyols. More particularly, the membranes include a barrier layer including blends of one or more polyester polyol based thermoplastic urethanes and on ...

Sudhin Datta, Jeffrey Middlesworth: Elastic films including crystalline polymer and crystallizable polymers of propylene. ExxonMobil Chemical Patents, Charles E Runyan, December 31, 2002: US06500563 (115 worldwide citation)

Improved thermoplastic polymer elastic film blend compositions including a crystalline isotactic polypropylene component and a crystallizable alpha-olefin and propylene copolymer component, the copolymer having crystallizable alpha-olefin sequences. In a preferred embodiment, improved thermoplastic ...

Julian H Schoenberg: Oriented heat-sealable multilayer packaging film. W R Grace & Co Cryovac Div, John J Toney, William D Lee Jr, Mark B Quatt, November 5, 1985: US04551380 (105 worldwide citation)

A three layered heat shrinkable, heat sealable thermoplastic packaging film having a desired combination of physical characteristics is disclosed. The film may be utilized to package a wide variety of items. A preferred embodiment of the film comprises a core layer consisting essentially of a linear ...


Peter Breidt Jr, Thomas W Higgins, A Michael Nahmias, Milton L Weiner: Coextruded heat sealable laminar thermoplastic films. Mobil Oil Corporation, Charles A Huggett, James D Tierney, April 3, 1979: US04147827 (100 worldwide citation)

Laminar thermoplastic films are provided which exhibit improved heat seal strengths as well as heat seal temperature ranges. The laminates comprise a predominantly propylene-based polymer substrate or core, the propylene core layer being coated with continuous skins, the skins being fabricated from ...