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:
Aug. 15, 2006
Filed:
Jan. 22, 2003
Applicants:
BO Haggman, Lund, SE;
David James, Helsingborg, SE;
Hakan Bjornberg, Angelholm, SE;
Birger Midelf, Angelholm, SE;
Inventors:
Bo Haggman, Lund, SE;
David James, Helsingborg, SE;
Hakan Bjornberg, Angelholm, SE;
Birger Midelf, Angelholm, SE;
Assignee:
Perstorp Specialty Chemicals AB, Perstorp, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 59/06 (2006.01); C08G 65/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A chain extended dendritic polyether comprising a dendritic core polymer and a chain extension bonded to said core polymer, which chain extended dendritic polyether optionally is at least partially chain terminated and/or partially functionalised. The core polymer is a polyhydric dendritic polyether and the chain extension is obtained by addition of at least one alkylene oxide to at least one hydroxyl group in said core polymer.