Patent - The present invention relates to innovative, nanoparticle-modified polyisocyanates, a process for their preparation and to their use in coating compositions and adhesives. The process comprises the steps of 1) reacting A) polyisocyanates with B) alkoxysilanes, and subsequently 2) incorporating by dispersion inorganic particles, optionally surface modified, having an average particle size of less...

Source : PAT 01-03-12 08088880 NDN- 269-3732-5322-9 INVENTOR- Nennemann, Arno; Mager, Michael; Mechtel, Markus; Klimmasch, Thomas; Gurtler, Christoph; Wamprecht, Christian PATENT NUMBER- 08088880 PATENT APPLICATION NUMBER- 985448 DATE FILED- 2007-11-15 PATENT DATE- 2012-01-03 NUMBER OF CLAIMS- 11 EXEMPLARY CLAIM- 1 PATENT CLASS- Invention (utility) patent INVENTOR COUNTRY OR ZIPCODE- DEX; DEX; DEX; DEX; DEX; DEX PATENT ASSIGNEE- Bayer MaterialScience AG ASSIGNEE CITY- Leverkusen ASSIGNEE COUNTRY- DEX FIRM- Klemz, Robert S.; Cheung, Noland J. US PATENT CLASS- 528045000O INTERNATIONAL PATENT CLASS- C08G01806 SERIES- 2004 PATENT REFERENCE- 4345053; 4625012; 4959277; 5364955; 5587502; 5990257; 5998504; 6020419; 6022919; 6025455; 6046270; 6051672; 6310170; 6316535; 6593417; 6800413; 6830811; 2003/0236360; 2005/0137324; 2005/0170190; 2005/0261389; 2006/0247370; 2007/0055016; 2007/0208089 FOREIGN DOCUMENT REFERENCE- 2004-256753; 2005-162858; 2005-171017; 2005-320522; 01/05883 FOREIGN COUNTRY CODE- JPX; JPX; JPX; JPX; WOX PATENT APPLICATION PRIORITY- 10 2006 054 289 PRIORITY COUNTRY CODE- DEX PRIORITY DATE- 20061117 NEW CLASSIFICATION- 528045000O RELATED PAPER- 20080119601/US-A1

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