Robert W Fouts Jr, Andrew N S Au, Burton E Miller, Alan J Gotcher: Conductive polymer compositions and devices. Raychem Corporation, Timothy H P Richardson, Herbert G Burkard, October 8, 1985: US04545926 (224 worldwide citation)

Conductive polymer compositions comprises a polymeric material having dispersed therein (a) conductive particles composed of a highly conductive material and (b) a particulate filler. The compositions exhibit a positive temperature coefficient of resistivity and undergo a large increase in resistivi ...

Hadi K Mahabadi, Denise Y Wright, T Hwee Ng, Angelo J Barbetta, John A Creatura: Conductive composite particles and processes for the preparation thereof. Xerox Corporation, E O Palazzo, August 17, 1993: US05236629 (125 worldwide citation)

A process for the preparation of conductive submicron polymeric particles which comprises mixing at least one monomer with a polymerization initiator, a crosslinking component and a chain transfer component; effecting bulk polymerization until from about 10 to about 50 weight percent of the monomer ...

Edward S Sherman, Mark S Thompson, Andrew Tomlinson: Conductive polymer compositions. Raychem Corporation, Marguerite E Gerstner, Timothy H P Richardson, Herbert G Burkard, March 20, 1990: US04910389 (106 worldwide citation)

A conductive polymer composition which exhibits PTC behavior comprises a crystalline organic polymer, carbon black, and a high resistivity particulate filler. The high resistivity filler is semiconductive and has a resistivity at least 100 times that of the carbon black. Compositions of the inventio ...

Alan J Heeger, Alan G MacDiarmid, Chwan K Chiang, Hideki Shirakawa: P-Type electrically conducting doped polyacetylene film and method of preparing same. University Patents, Jerome M Teplitz, A Sidney Alpert, David N Koffsky, September 16, 1980: US04222903 (103 worldwide citation)

Electrically conducting organic polymeric material having a preselected room temperature p-type electrical conductivity which may vary over the entire range characteristic of semiconductor behavior and into the range characteristic of metallic behavior, is prepared by controlled chemical doping of p ...

Pradeep Barma, Chi Ming Chan, Manoochehr Mohebban, Nachum Rosenzweig, Eugen L Kurjatko: Conductive polymer composition. Raychem Corporation, Timothy H P Richardson, Marquerite E Gerstner, Herbert G Burkard, April 21, 1992: US05106538 (102 worldwide citation)

A composition which comprises a matrix polymer and, distributed therein, a particulate conductive filler. At least some of the filler particles are composed of a conductive polymer composition and/or the matrix comprises a sintered polymer. The matrix polymer and the filler particles and the method ...

Yoshi Kishimoto: Polymeric compositions for manufacture of secondary electron multiplier tubes and method for manufacture thereof. Matsushita Electric Industrial, Burgess Ryan and Wayne, June 6, 1978: US04093562 (102 worldwide citation)

Disclosed are polymeric compositions for manufacture of secondary electron multiplier tubes. The polymeric compositions may be provided by combinations of (1) insulating polymers having a high secondary yield, (2) conductive particles such as carbon black, graphite or metal particles which may be gr ...

Shingo Yoshida, Takahisa Akatsuka, Osamu Inoue, Jiro Toyama: PTC compositions. Nippon Mektron, Wegner & Bretschneider, July 18, 1989: US04849133 (90 worldwide citation)

A PTC composition comprising at least one polymer, from 5% to 45% by volume of electrically conductive or semiconductive particles having a room temperature electric conductivity of at least 10.sup.2 [s/m] dispersed in said polymer, and from 0.2% to 20% by volume of thermally conductive particles ha ...

DanLi Wang, Peter A Stark, Albert I Everaerts: Pressure sensitive conductive adhesive having hot-melt properties and biomedical electrodes using same. 3M Innovative Properties Company, John A Burtis, May 15, 2001: US06232366 (85 worldwide citation)

A skin-compatible, hot-melt processible, pressure sensitive adhesive is disclosed. A thermo-reversible cross-linking is achieved, permitting advantages in processibility and the reduction of waste.

Kwan Yue A Jen, Ronald L Elsenbaumer: Thermally stable forms of electrically conductive polyaniline. Allied Signal, R C Stewart II, G H Fuchs, D L Webster, December 3, 1991: US05069820 (81 worldwide citation)

This invention relates to compositions of thermally stable electrically conductive substituted and unsubstituted polyanilines and to conductive articles formed from such compositions.

Michael Michalchik: Pressure sensitive electro-conductive materials. Advanced Micro Matrix, Christie Parker & Hale, May 17, 1988: US04745301 (80 worldwide citation)

A pressure sensitive electro-conductive material which can be utilized as a pressure sensitive electro-conductive switch or as a variable resistor. The switch comprises two electrodes with a deformable pressure sensitive electro-conductive material sandwiched between the electrodes. The electro-cond ...