US 11,746,254 B2
Tunable refractive index polymers
Catherine Mulzer, Grafton, MA (US); Anastasia L. Patterson, Cambridge, MA (US); Charles R. Kinzie, Boston, MA (US); Brian Litchfield, West Boylston, MA (US); Christopher D. Gilmore, Natick, MA (US); and Bethany L. Seckman, Worcester, MA (US)
Assigned to ROHM AND HAAS ELECTRONIC MATERIALS LLC, Marlborough, MA (US)
Filed by Rohm and Haas Electronic Materials LLC, Marlborough, MA (US)
Filed on Nov. 9, 2020, as Appl. No. 17/92,767.
Claims priority of provisional application 62/937,481, filed on Nov. 19, 2019.
Prior Publication US 2021/0147707 A1, May 20, 2021
Int. Cl. C09D 149/00 (2006.01); C08K 5/1515 (2006.01); C08F 238/00 (2006.01); C08K 5/3445 (2006.01); G02B 1/115 (2015.01); H10K 50/00 (2023.01); H10K 59/00 (2023.01)
CPC C09D 149/00 (2013.01) [C08F 238/00 (2013.01); C08K 5/1515 (2013.01); G02B 1/115 (2013.01); H10K 50/00 (2023.02); C08K 5/3445 (2013.01); H10K 59/00 (2023.02)] 11 Claims
 
1. A coating comprising a polymeric layer, wherein the polymeric layer comprises a reaction product of a first monomer comprising two or more aromatic acetylene groups and a second monomer comprising two or more cyclopentadienone groups, or a cured product of the reaction product, wherein the first monomer comprising two or more aromatic acetylene groups is

OG Complex Work Unit Chemistry
and wherein the coating additionally comprises a crosslinker.