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:
Oct. 22, 2024
Filed:
Jan. 27, 2020
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Daimon K Heller, Houlton, WI (US);
Aaron R. Beaber, Minneapolis, MN (US);
Amit J. Patel, Saint Paul, MN (US);
Kari A. McGee, New Brighton, MN (US);
Henrik B. Van Lengerich, Saint Paul, MN (US);
James M. Reimer, St. Paul, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/628 (2006.01); B32B 18/00 (2006.01); C04B 35/626 (2006.01); C04B 35/634 (2006.01); C04B 35/80 (2006.01); C08J 5/24 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
C08J 5/241 (2021.05); B32B 18/00 (2013.01); C04B 35/62655 (2013.01); C04B 35/62852 (2013.01); C04B 35/62892 (2013.01); C04B 35/63448 (2013.01); C04B 35/80 (2013.01); C08J 5/249 (2021.05); C04B 2111/00896 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3418 (2013.01); C04B 2235/5252 (2013.01); C04B 2235/616 (2013.01); C08J 2379/00 (2013.01);
Abstract
Dry prepregs for ceramic matrix composites are described. The dry prepregs comprise a tow or fabric of ceramic fibers infiltrated with preceramic matrix comprising low levels of an aqueous solvent. The preceramic matrix contains an inorganic portion and a binder system. Binder systems comprising a binder and a plasticizer for the binder are described.