1
White Dwain M: Method for making polyetherimide. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, December 3, 1974: US3852242 (117 worldwide citation)

A method is provided for making polyetherimide from certain bis(nitrophthalimide) and alkali diphenoxides. Higher polyetherimide intrinsic viscosity is achieved if the alkali diphenoxide is employed as a preformed substantially anhydrous reaction product of a diphenoxide and a sodium alkoxide in a C ...


2
White Dwain M, Williams III Frank J: Method for making polyetherimides. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, December 17, 1974: US3855178 (97 worldwide citation)

A method is provided for making polyetherimides having improved heat stability involving the initial production of a polyetherimide by the nitro-displacement of dinitro-bisimide with alkali diphenoxide and the employment with the resulting polyetherimide of an alkali metal phenoxide stabilizer.


3
Takekoshi Tohru, Kochanowski John E: Method for making polyetherimides and products produced thereby. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, September 16, 1975: US3905942 (86 worldwide citation)

A method is provided for making polyetherimides involving the reaction of aromatic bis(etherdicarboxylic) acids and organic diamines in the presence of a non-polar organic solvent, or phenolic solvent, at temperatures of at least 130.degree.C. The polyetherimides are useful as injection molding comp ...


4
Bolon Donald A: Method for removing photoresist from substrate. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, June 17, 1975: US3890176 (55 worldwide citation)

A solvent free method is provided for effecting the complete removal of photoresist from a substrate at temperatures up to about 260.degree. C, utilizing in combination with a mixture of oxygen and ozone, an ultraviolet radiation discharge lamp capable of generating at least 100 milliwatts per squar ...


5
Heath Darrell R, Takekoshi Tohru: Method for making aromatic bis(ether anhydride)s. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, April 22, 1975: US3879428 (50 worldwide citation)

Aromatic bis(ether anhydride)s can be made by a nitro displacement of an N-substituted nitrophthalimide with an alkali (diphenoxide to produce an intermediate aromatic bis(etherphthalimide). Hydrolysis of the aromatic bis(etherphthalimide) to the corresponding tetra-acid salt followed by acidificati ...


6
Heath Darrell R, Wirth Joseph G: Polyetherimides. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, April 1, 1975: US3875116 (21 worldwide citation)

Polyetherimides are provided by effecting reaction between certain aromatic bis(etheranhydride) and organic diamine. The polyetherimides can be reinforced with various fillers to produce high performance composites.


7
Heath Darrell R, Wirth Joseph G: Polyetherquinoxalines. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, December 3, 1974: US3852244 (18 worldwide citation)

Polyetherquinoxalines are provided which are useful as injection molding compounds. The polyetherquinoxalines are the product of reaction of organic tetramine and bis(aromatic ether aromatic diketones).


8
Hillig William B: Carbon fiber current collection brush. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, May 27, 1975: US3886386 (13 worldwide citation)

A carbon fiber current collection brush comprises a carbon body having a plurality of spaced apertures therethrough, a plurality of elongated carbon fibers positioned in each of the apertures and extending outwardly therefrom in both opposite directions, a flexible metallic sheath covering the porti ...


9
Takekoshi Tohru, Kochanowski John E: Method for making polyetherimides and products produced thereby. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, November 4, 1975: US3917643 (12 worldwide citation)

A method is provided for making polyetherimides involving the reaction of aromatic bis(ether anhydride)s and organic diamines in the presence of a phenolic solvent. The resulting polyetherimide-phenolic solvent mixture can be employed as a wire coating enamel.


10
Heath Darrell R, Williams III Frank J: N-Substituted aromatic thioetherophthalimides. General Electric Company, Teoli William A, Cohen Joseph T, Squillaro Jerome C, November 25, 1975: US3922284 (11 worldwide citation)

N-substituted aromatic thioetherimides can be made by effecting reaction between a thiophenoxide and certain derivatives of N-substituted aromatic imides. The aromatic thioetherimides can be employed as antioxidants for hydrocarbon greases and as intermediates for making aromatic thioether anhydride ...