US 11,718,707 B2
Epoxy resin
Stephen Christensen, Sammamish, WA (US); Samuel Tucker, St. Louis, MO (US); Jeffrey Wiggins, Petal, MS (US); Russell John Varley, Camberwell (AU); Nguyen Buu Dao, Doncaster East (AU); and Wendy Wenjun Tian, Wheelers Hill (AU)
Assigned to The Boeing Company, Arlington, VA (US)
Filed by THE BOEING COMPANY, Chicago, IL (US); and Commonwealth Scientific and Industrial Research Organisation, Acton (AU)
Filed on May 28, 2021, as Appl. No. 17/333,284.
Application 17/333,284 is a continuation of application No. 16/320,403, granted, now 11,059,937, previously published as PCT/AU2017/050748, filed on Jul. 20, 2017.
Claims priority of provisional application 62/366,443, filed on Jul. 25, 2016.
Claims priority of application No. 2016904019 (AU), filed on Oct. 4, 2016; and application No. PCT/AU2017/050748 (WO), filed on Jul. 20, 2017.
Prior Publication US 2021/0355269 A1, Nov. 18, 2021
Int. Cl. C08G 59/32 (2006.01); C07D 407/14 (2006.01); C08G 59/24 (2006.01); C08J 5/04 (2006.01); C08K 5/14 (2006.01); C07D 303/23 (2006.01); C08G 59/50 (2006.01); C08J 5/24 (2006.01); C07D 407/12 (2006.01); C08K 5/00 (2006.01)
CPC C08G 59/3227 (2013.01) [C07D 303/23 (2013.01); C07D 407/12 (2013.01); C07D 407/14 (2013.01); C08G 59/245 (2013.01); C08G 59/50 (2013.01); C08G 59/504 (2013.01); C08G 59/5033 (2013.01); C08J 5/04 (2013.01); C08J 5/249 (2021.05); C08K 5/14 (2013.01); C08J 2363/00 (2013.01); C08J 2363/02 (2013.01); C08K 5/0025 (2013.01)] 25 Claims
 
1. A method of forming a fibre reinforced material, the method comprising:
introducing a curable epoxy resin with a fibrous material to form a mixture, the curable epoxy resin comprising a compound of Formula 1a:

OG Complex Work Unit Chemistry
wherein each X1 is C(O) and each R2 is

OG Complex Work Unit Chemistry
and
curing the mixture at an elevated temperature to form the fibre reinforced material comprising a cured epoxy resin.