US 7,321,107 B2
Thermally-conductive, electrically non-conductive heat transfer material and articles made thereof
Chandrakant M. Yagnik, Austin, Tex. (US); Roy E. Barth, San Marcos, Tex. (US); and R. Knox Pitzer, San Marcos, Tex. (US)
Assigned to Thermon Manufacturing Company, San Marcos, Tex. (US)
Filed on Jul. 09, 2004, as Appl. No. 10/887,941.
Application 10/165441 is a division of application No. 09/353675, filed on Jul. 15, 1999, granted, now 6,410,893.
Application 10/887941 is a continuation of application No. 10/165441, filed on Jun. 07, 2002, granted, now 6,762,395.
Claims priority of provisional application 60/092943, filed on Jul. 15, 1998.
Prior Publication US 2005/0067403 A1, Mar. 31, 2005
This patent is subject to a terminal disclaimer.
Int. Cl. H05B 3/06 (2006.01)
U.S. Cl. 219—540  [219/544] 36 Claims
OG exemplary drawing
 
1. A heating cable, comprising:
a first electrical conductor;
a second electrical conductor; and
an extruded jacket covering said first and second electrical conductors,
wherein the composition of said jacket comprises: (1) between about 40% and about 70% by volume polymeric material, and (2) between about 30% and about 60% by volume of a nitride or oxide filler material.