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Donald H. Thorpe received US Patent No. 4,014,828 on March 29, 1977, filed June 23, 1975. It was assigned to Hooker Chemicals and Plastics Corp.
The patent's abstract:
An improved process for preparing a friction particle results when a thermosettable resin is crosslinked in liquid suspension, producing a friction particle which is insoluble, infusible, has good friction stability and good braking fade resistance, and has a narrow particle size range. Also disclosed is a novel polyester friction particle prepared according to the above process or according to a conventional process.
- Author
- Donald H. Thorpe
- Published by
- US Patent and Trademark Office
- Series
- US Patent No. 4,014,828
- Date
- March 29, 1977
- Library no.
- ACL Doc 23764 · asbestosclaims.law/library/23764
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 7 pages · 656 KB
Where it was listed
- Asbestos, July 1977, in its patents department (the year's issues)
Cite this document
Donald H. Thorpe. “Thermosettable friction particles for use in friction elements (US Patent 4,014,828, 1977).” March 29, 1977. US Patent No. 4,014,828. US Patent and Trademark Office. AsbestosClaims.Law Library, ACL Doc 23764. https://asbestosclaims.law/library/23764.
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