Inventor
PATER RUTH H
US18 patents
⚠️ This page may combine multiple inventors who share the name “PATER RUTH H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NASA
7 patentsUS6777525B2Aug 17, 2004
Heat, moisture, and chemical resistant polyimide compositions and methods for making and using them
NASA24 citations92
US5171822ADec 15, 1992
Low toxicity high temperature pmr polyimide
NASA36 citations92
US5149746ASep 22, 1992
Semi-interpenetrating polymer network for tougher and more microcracking resistant high temperature polymers
NASA9 citations73
US5098961AMar 24, 1992
Semi-interpenetrating polymer network for tougher and more microcracking resistant high temperature polymers
NASA6 citations73
US5081198AJan 14, 1992
Tough, high performance, addition-type thermoplastic polymers
NASA12 citations73
US4560742ADec 24, 1985
High temperature resistant polyimide from tetra ester, diamine, diester and N-arylnadimide
NASA10 citations73
US5159029AOct 27, 1992
Tough high performance composite matrix
NASA11 citations72
US ARMY
6 patentsUS5770676AJun 23, 1998
Process for controlling morphology and improving thermal mechanical performance of high performance interpenetrating and semiinterpenetrating polymer networks
US ARMY19 citations90
US5648432AJul 15, 1997
Process for controlling morphology and improving thermal-mechanical performance of high performance interpenetrating and semi-interpenetrating polymer networks
US ARMY23 citations90
US5492979AFeb 20, 1996
Tough, processable simultaneous semi-interpenetrating polyimides
US ARMY13 citations73
US5338806AAug 16, 1994
Tough, processable simultaneous semi-interpenetrating polyimides
US ARMY7 citations73
US5306784AApr 26, 1994
Tough, processable semi-interpenetrating polymer networks from monomer reactants
US ARMY14 citations73
US5331063AJul 19, 1994
Tough high performance composite matrix
US ARMY11 citations72
UNITED TECHNOLOGIES CORP
3 patentsUS4631335ADec 23, 1986
Polyimide of alkylene diamine and 4,4'(hexafluoroisopropylidene)bis(o-phthalic anhydride)
UNITED TECHNOLOGIES CORP21 citations82
US4569988AFeb 11, 1986
Polyimides of 4,4'-(hexafluoroisopropylidene)bis(o-phthalic anhydride) and aliphatic diamines
UNITED TECHNOLOGIES CORP23 citations82
US4624727ANov 25, 1986
Polyimides and methods for making and using the same
UNITED TECHNOLOGIES CORP7 citations73