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Assignee: Sigma Laboratories of Arizona, Inc.


Location: Tucson, AZ
No. of patents: 14

NumberTitleIssue Date
7491433Coated sheet materials and packages made therewith
A coated porous sheet material comprising a gas permeable sheet material selected from the group consisting of flash spun plexifilamentary nonwoven sheet, spunbonded-film-spunbonded composite sheet, spun-laced polyester/wood pulp composite sheet and paper and a poly...
02/17/2009
7157117Functionalization of porous materials by vacuum deposition of polymers
A porous substrate is pretreated in a plasma field and a functionalizing monomer is immediately flash-evaporated, deposited and cured over the porous substrate in a vacuum vapor-deposition chamber. By judiciously controlling the process so that the resulting polymer...
01/02/2007
7067405Atmospheric glow discharge with concurrent coating deposition
A plasma is produced in a treatment space by diffusing a plasma gas at atmospheric pressure and subjecting it to an electric field created by two metallic electrodes separated by a dielectric material, a precursor material is mixed with the plasma, and a substrate f...
06/27/2006
7005161Vapor deposition of solid oligomers
A monomer is selected to produce a polymeric film having desirable characteristics for a particular application. The monomer is ppolymerized under controlled conditions to produce a solid oligomer having those characteristics at a molecular weight suitable for evapo...
02/28/2006
6960393Hybrid polymer film
A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first polymer fi...
11/01/2005
6838183Optical filters
A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first polymer fi...
01/04/2005
6774018Barrier coatings produced by atmospheric glow discharge
A plasma is produced in a treatment space by diffusing a plasma gas at atmospheric pressure and subjecting it to an electric field created by two metallic electrodes separated by a dielectric material, a vapor precursor is mixed with the plasma, and a substrate mate...
08/10/2004
6706412Barrier film for limiting transmission of oxygen and moisture therethrough
A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first polymer fi...
03/16/2004
6594134Polymer film capacitor
A polymer film capacitor is provided, utilizing a metallized film formed by a first vacuum-formed plasma treated surface, a vacuum-deposited, first radiation polymerized acrylate monomer film having first and second surfaces, the first surface being dispo...
07/15/2003
6214422Method of forming a hybrid polymer film
A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first...
04/10/2001
6106627Apparatus for producing metal coated polymers
A method of improving the breakdown strength of polymer multi-layer (PML) capacitors is provided and of providing a window in food packaging is provided. The method comprises patterning the aluminum coating, either by selective removal of deposited alumin...
08/22/2000
6092269High energy density capacitor
A high energy density, high power density capacitor having an energy density of at least about 0.5 J/cm3 is provided. The capacitor comprises a plurality of interleaved metal electrode layers separated by a polymer layer. The interleaved metal ...
07/25/2000
6083628Hybrid polymer film
A hybrid film, comprising a first polymer film having a plasma-treated surface and a second polymer film having first and second surfaces, with the first surface of the second polymer film being disposed along the first plasma-treated surface of the first...
07/04/2000
5912069Metal nanolaminate composite
Metal-polymer nanolaminate products are fabricated from a bulk nanolaminate material composed of thousands of alternating metal and polymer layers. The nanolaminate material is produced by a prior art ultra high speed vacuum nanotechnology process that fo...
06/15/1999
 
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