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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8859102 B1

PDFFull Text
Date of Patent:
Oct. 14, 2014

Filed:

Apr. 16, 2010

Barrier structure and method for making

Applicants:

Hua Fan, Nashua, NH (US);

Peter A. Kirk, Ii, Manchester, NH (US);

Robert C. Hobbs, Merrimack, NH (US);

Anne B. Hardy, Acton, MA (US);

Michael J. Lussier, Bedford, NH (US);

Inventors:

Hua Fan, Nashua, NH (US);

Peter A. Kirk, II, Manchester, NH (US);

Robert C. Hobbs, Merrimack, NH (US);

Anne B. Hardy, Acton, MA (US);

Michael J. Lussier, Bedford, NH (US);

Assignee:

Saint-Gobain Performance Plastics Corporation, Aurora, OH (US);

Attorneys:

Abel Law Group, LLP

Chi S. Kim

Primary Examiner:

Richard A Huhn

Int. Cl.
CPC ...
B29C 71/02 (2006.01); B32B 38/00 (2006.01); B29C 65/50 (2006.01); B32B 27/30 (2006.01); B29K 27/00 (2006.01); B29C 65/00 (2006.01); B29L 9/00 (2006.01); B29K 77/00 (2006.01); B32B 37/12 (2006.01); B29K 23/00 (2006.01); B29K 75/00 (2006.01); B29K 101/12 (2006.01); B29C 35/08 (2006.01); B29C 35/04 (2006.01); B29K 67/00 (2006.01); B29K 101/10 (2006.01); B29K 27/12 (2006.01); B29K 27/06 (2006.01);
U.S. Cl.
CPC ...
B32B 38/0008 (2013.01); B29K 2027/16 (2013.01); B29C 66/026 (2013.01); B29L 2009/00 (2013.01); B29K 2077/00 (2013.01); B32B 2327/12 (2013.01); B29C 65/5021 (2013.01); B29C 66/919 (2013.01); B32B 2037/1253 (2013.01); B29K 2023/12 (2013.01); B29K 2023/00 (2013.01); B29K 2075/00 (2013.01); B29K 2101/12 (2013.01); B29C 2035/0827 (2013.01); B29K 2995/0069 (2013.01); B32B 2309/02 (2013.01); B32B 2309/105 (2013.01); B29C 35/045 (2013.01); B29C 66/45 (2013.01); B32B 27/30 (2013.01); B29C 2035/0877 (2013.01); B29K 2067/00 (2013.01); B29K 2101/10 (2013.01); B32B 37/12 (2013.01); B29C 66/02 (2013.01); B29C 65/5057 (2013.01); B29K 2027/12 (2013.01); B29K 2027/06 (2013.01);
Abstract

The disclosure is directed to a barrier structure including a fluoropolymer layer, a polymeric layer, and an adhesive layer. The barrier structure has a chemical permeation breakthrough detection time greater than about one hour for hazardous chemicals as measured by ASTM F739. The disclosure is further directed to a method of forming the aforementioned barrier structure. The barrier material is designed to be suitable for construction of shelters, clothing, containers and other articles requiring barrier properties.

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