Patent ID: 11880133
Assignee: LAWRENCE LIVERMORE NATIONAL SECURITY, LLC
Field: Other special machines (Mechanical engineering)
Classification: CPC G  B  C | IPC B  C  G

Claim 0:
1. A photoresin for projection micro stereolithography, comprising a solvent, a photoinitiator, a crosslinkable polymer precursor, a sol-gel catalyst, an epoxide, and graphene oxide comprising 0.1 to five weight percent of the photoresin, the photoinitiator to initiate photocuring at a wavelength of 500 nm or less, the photoinitiator having absorptivity at 405 nm, the crosslinkable polymer precursor comprising a non-aromatic polymer comprising between five weight percent and twenty weight percent of the photoresin and an aromatic polymer comprising between five weight percent and twenty percent of the photoresin, the photoresin to form a three-dimensional aerogel having a mesopore volume of at least about 0.1 cm3/g.