Method of making a conductive polymer sheet

Details Method of making a conductive polymer sheet Method of making a conductive polymer sheet

1988-09-30

1989-12-05

Pellinen, A. D.

Electric heating

Heating devices

With heating unit structure

219528, 219538, 219505, 219553, 264146, 264148, H05B 334

Patent

active

048854573

ABSTRACT:
A method of making a conductive polymer sheet in which a hollow conductive polymer extrudate is slit and flattened. The resulting sheet may have improved resistivity uniformity over conventionally extruded sheet. The sheet is useful in producing electrical devices such as heaters and circuit protection devices.

REFERENCES:
patent: 4003973 (1977-01-01), Kurokawa
patent: 4049768 (1977-09-01), Luthra
patent: 4062712 (1977-12-01), Stark
patent: 4459473 (1984-07-01), Kamath
patent: 4719335 (1988-01-01), Batliwalla et al.
patent: 4761541 (1988-08-01), Batliwalla et al.
patent: 4777351 (1988-10-01), Batliwalla et al.

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