Nickel titanium alloys, methods of manufacture thereof and article comprising the same

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United States of America Patent

PATENT NO 10590517
APP PUB NO 20180094344A1
SERIAL NO

15830610

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Abstract

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Disclosed herein is a shape memory alloy comprising 48 to 50 atomic percent nickel, 15 to 30 atomic percent hafnium, 1 to 5 atomic percent aluminum; with the remainder being titanium. Disclosed herein too is a method of manufacturing a shape memory alloy comprising mixing together to form an alloy nickel, hafnium, aluminum and titanium in amounts of 48 to 50 atomic percent nickel, 15 to 30 atomic percent hafnium, 1 to 5 atomic percent aluminum; with the remainder being titanium; solution treating the alloy at a temperature of 700 to 1300° C. for 50 to 200 hours; and aging the alloy at a temperature of 400 to 800° C. for a time period of 50 to 200 hours to form a shape memory alloy.

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Patent Owner(s)

  • THE UNIVERSITY OF FLORIDA RESEARCH FOUNDATION INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hsu, Derek Hsen Dai Portland, US 3 1
Manuel, Michele Viola Gainesville, US 23 44

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