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Trifluoromethylcarbinol terminated thiols

Patent image
NRL

A compound having the formula CF3—CH(OH)—CH2—(L)n—CH2—SH or a disulfide thereof. Each L is substituted or unsubstituted methylene, substituted or unsubstituted oxyalkylene, and alkyl-substituted or unsubstituted siloxanylene. The compound is free of carboxysilane linkages. The value of n is a positive integer. A metal surface having the group CF3—CH(OH)—CH2—(L)n—CH2—S— bound thereto. A method of making CF3—CH(OH)—CH2—(L)n—CH2—SH by: reacting OHC—CH2—(L)n—CH2—X with (trifluoromethyl)trialkylsilane to form CF3—CH(OH)—CH2—(L)n—CH2—X; reacting the intermediate with a thiocarbonyl compound to form an adduct; and hydrolyzing the adduct followed by protonation. X is a halogen.

Inventors: 
Wynne, James H.; Snow, Arthur W.
Patent Number: 
Technical domain: 
Materials and Coatings
FIle Date: 
2006-09-19
Grant Date: 
2007-03-13
Grant time: 
175 days
Grant time percentile rank: 
3
Claim count percentile rank: 
8
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US NAVY