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:
Apr. 19, 2005
Filed:
Jan. 11, 2002
Applicant:
Werner Siol, Darmstadt, DE;
Inventor:
Werner Siol, Darmstadt, DE;
Assignee:
ROEHM GmbH & Co. KG, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C069/52 ;
U.S. Cl.
CPC ...
Abstract
Asymmetric (meth)acrylate crosslinking agents may be prepared by reacting a hydroxyacrylate with methacrylic anhydride to give a crosslinking agent with acrylic and methacrylic groups. Asymmetric (meth)acrylate crosslinking agents can be employed in the production of superabsorbers and thickening agents.