US 11,884,830 B2
Base-catalyzed sol-gel inks for direct ink writing of high resolution hierarchically porous carbon aerogels
Cheng Zhu, Livermore, CA (US); Eric Duoss, Dublin, CA (US); Christopher Spadaccini, Oakland, CA (US); Marcus A. Worsley, Hayward, CA (US); Jianchao Ye, Tracy, CA (US); and Swetha Chandrasekaran, Dublin, CA (US)
Assigned to Lawrence Livermore National Security, LLC, Livermore, CA (US)
Appl. No. 16/772,627
Filed by Lawrence Livermore National Security, LLC, Livermore, CA (US)
PCT Filed Mar. 22, 2019, PCT No. PCT/US2019/023553
§ 371(c)(1), (2) Date Jun. 12, 2020,
PCT Pub. No. WO2019/183461, PCT Pub. Date Sep. 26, 2019.
Claims priority of provisional application 62/647,487, filed on Mar. 23, 2018.
Prior Publication US 2021/0087419 A1, Mar. 25, 2021
Int. Cl. C09D 11/38 (2014.01); C09D 11/103 (2014.01); C08K 3/04 (2006.01); C08K 3/22 (2006.01); C09D 11/03 (2014.01); C09D 11/324 (2014.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01)
CPC C09D 11/38 (2013.01) [C08K 3/042 (2017.05); C08K 3/22 (2013.01); C09D 11/03 (2013.01); C09D 11/103 (2013.01); C09D 11/324 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An ink, comprising:
a base catalyst;
a sol gel precursor composition; and
a block copolymer present in a concentration in a range of greater than 20 weight % to 60 weight % of total weight of the ink.