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.:
Date of Patent:
Jul. 10, 2007
Filed:
Mar. 12, 2003
Applicants:
Alain Domard, Lyons, FR;
Eliane Espuche, Villeurbanne, FR;
Séverine Despond, Caluire, FR;
Noël Cartier, Vienne, FR;
Inventors:
Alain Domard, Lyons, FR;
Eliane Espuche, Villeurbanne, FR;
Séverine Despond, Caluire, FR;
Noël Cartier, Vienne, FR;
Assignee:
Ahlstrom Corporation, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G 3/00 (2006.01); B05D 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Support based on organic and/or inorganic fibres covered at least on one of the faces thereof with a chitosan-based layer, characterized in that the layer is obtained by depositing a chitosan-based aqueous solution, the average molar mass of which has a mass less then 130 000 g/mol, the concentration of which is between 6 and 30% by weight and the viscosity of which is between 100 and 3000 cps.