Low dielectric constant and moisture-resistant polyimide aerogels containing trifluoromethyl pendent groups

T Wu, J Dong, F Gan, Y Fang, X Zhao, Q Zhang - Applied Surface Science, 2018 - Elsevier
Conventional polyimide aerogels made from biphenyl-3, 3′, 4, 4′-tetracarboxylic
dianydride (BPDA) and 4, 4′-oxidianiline (ODA) exhibit poor resistance to moisture and …

Effect of bulky substituents in the polymer backbone on the properties of polyimide aerogels

RP Viggiano, JC Williams, DA Schiraldi… - … Applied Materials & …, 2017 - ACS Publications
With unique advantages over inorganic aerogels including higher strengths and
compressive moduli, greater toughness, and the ability to be fabricated as a flexible thin film …

Moisture-resistant polyimide aerogels containing propylene oxide links in the backbone

MAB Meador, M Agnello, L McCorkle… - … Applied Materials & …, 2016 - ACS Publications
Polyimide aerogels made using anhydride-capped oligomers from 4, 4′-oxydianiline
(ODA) and 3, 3′, 4, 4′-biphenyltetracarboxylic dianhydride (BPDA) cross-linked with 1, 3 …

Novel, flexible, and transparent thin film polyimide aerogels with enhanced thermal insulation and high service temperature

OA Tafreshi, S Ghaffari-Mosanenzadeh… - Journal of Materials …, 2022 - pubs.rsc.org
Due to their high service temperature, excellent thermal insulation, nanoporous morphology,
and low dielectric constant, polyimide (PI) aerogels have the potential capability to be used …

Dielectric and other properties of polyimide aerogels containing fluorinated blocks

MAB Meador, E McMillon, A Sandberg… - … applied materials & …, 2014 - ACS Publications
The dielectric and other properties of a series of low-density polyimide block copolymer
aerogels have been characterized. Two different anhydride-capped polyimide oligomers …

Structure to properties relations of BPDA and PMDA backbone hybrid diamine polyimide aerogels

SG Mosanenzadeh, Z Saadatnia, F Shi, CB Park… - Polymer, 2019 - Elsevier
Due to the sensitive relations between aerogel physical, thermal, and mechanical
properties, improving the polyimide aerogels performance requires understanding of their …

Tailoring properties of cross-linked polyimide aerogels for better moisture resistance, flexibility, and strength

H Guo, MAB Meador, L McCorkle… - … applied materials & …, 2012 - ACS Publications
Combinations of rigid and flexible aromatic diamines were used to tailor the properties of
octa (aminophenyl)-silsesquioxane (OAPS) cross-linked polyimide aerogels. 2, 2 …

Mechanically strong, thermal-insulated, and ultralow dielectric polyimide aerogels with adjustable crosslinking methods

Y Li, B Ma, R Zhang, X Luo - Polymer, 2022 - Elsevier
Polyimide (PI) aerogels can exhibit controllable physical and chemical properties by
changing the type of dianhydride and diamine monomers. However, few works aim to reveal …

Flexible polyimide aerogels with dodecane links in the backbone structure

H Guo, MAB Meador, JL Cashman… - … applied materials & …, 2020 - ACS Publications
Polyimide aerogels using 1, 12-dodecyldiamine (DADD), 3, 3′-dimethylbenzidine (DMBZ),
and 3, 3′, 4, 4′-biphenyltetracarboxylic dianhydride (BPDA) and cross linked using 1, 3, 5 …

PPDA-PMDA polyimide aerogels with tailored nanostructure assembly for air filtering applications

SG Mosanenzadeh, S Karamikamkar… - Separation and …, 2020 - Elsevier
Due to their high porosity and nanoporous morphology, aerogels have presented unique
properties and thus offered a very high potential capability to be used in leading applications …