Thermally conductive electrically insulating thermoplastic materials
AssigneeFreudenberg-NOK General Partnership
InventorsRaymond L. SZPARAGOWSKI, Michael BLAKE, Saikrishna SUNDARARAMAN
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Abstract
Thermally conductive electrically insulating compositions and structures and devices comprising such materials. In various embodiments, such materials comprise liquid crystal polymer and fillers, wherein the fillers comprise boron nitride and glass fiber. In various embodiments, the liquid crystal polymer is selected from the group consisting of semi-aromatic copolyesters, copolyamides, polyester-co-amides, and mixtures thereof.
Claims18
A thermally conductive material comprising:
- liquid crystal thermoplastic;
- and
- a filler material comprising a boron nitride material and glass fiber.
A thermally conductive material comprising:
- from about 55% to about 60% of liquid crystal thermoplastic;
- from about 30% to about 35% of a boron nitride material;
- and
- from about 10% to about 15% of glass fiber.
An insulating structure in an electrical device, comprising:
- from about 50% to about 70% of liquid crystal thermoplastic;
- from about 25% to about 40% of a boron nitride material;
- and
- from about 5% to about 20% of glass fiber.
Dependencies are inferred from the claim text.