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:
Jun. 23, 2009
Filed:
Nov. 05, 2002
Francois Gauthier, Peymeinade, FR;
Johan Tatin, Grasse, FR;
Francois Gauthier, Peymeinade, FR;
Johan Tatin, Grasse, FR;
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
The invention concerns chemical compositions in the form of pellets which disintegrate quickly and efficiently in aqueous media. Such pellets comprise a) at least one constituent with pharmaceutical, agrochemical, water treatment, water softening, fabric softening or detergency activity; b) one or more disintegration agents comprising one or more cross-linked polyacrylate water absorbent polymers with a gel-formation time of 30 seconds or less and c) one or more water transport agents to transport water into the pellet when the pellet contacts water, wherein at least one of the said water transport agents comprises at least one starch or starch derivative.