Grafting lubricant molecular chains to the carbon overcoat

Tribology Letters

Volumn 31, Issue 1, 2008, Pages 17-23

  Kasai, Paul H ^a   Wakabayashi, A ^a  

^a Matsumura Oil Research Corporation   (Japan)

Author keywords

Carbon overcoat; Demnum; Fomblin; Krytox; Magnetic disks; Perfluoropolyethers; Photo grafting; Water contact angle; Z dol; Z tetraol

Indexed keywords

(1 1 0) SURFACE; (E ,3E) PROCESS; (LIQUID + LIQUID) EQUILIBRIUM; BONA FIDE; BUSINESS MEDIA; CARBON OVERCOATS; CARBOXYLIC GROUPS; CHAIN SEGMENTS; DRAG TEST; END-GROUPS; GRAFTING METHOD; INITIAL CONTACT (IC); LIQUID DROPLETS; LUBRICANT MOLECULES; MAGNETIC DISKS; MOLECULAR CHAINS; PERFLUOROPOLYETHER (PFPE); PFPE LUBRICANTS; SPIN STAND; SPRINGER (CO); TEMPORAL CHANGES; WATER CONTACT ANGLE (WCA);

CARBON; CHAINS; CHEMICAL BONDS; CHEMICALS; CONTACT ANGLE; DISKS (MACHINE COMPONENTS); DISKS (STRUCTURAL COMPONENTS); DROP FORMATION; DROPS; FLOW INTERACTIONS; FLUID MECHANICS; LEAD; LUBRICANTS; MAGNETIC HEADS; MOLECULES; QUANTUM CHEMISTRY; SPECTROSCOPIC ANALYSIS; SURFACES;

GRAFTING (CHEMICAL);

EID: 46249113504     PISSN: 10238883     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11249-008-9333-2     Document Type: Article

References (9)

1. Yanagisawa, M.: Adsorption of perfluoro-polyethers on carbon overcoat of rigid magnetic media. STLE Special Publication SP-36, 25-32 (1994)
2. Kasai, P.H.: Z-dol and carbon overcoat: the bonding mechanism. Tribol. Lett. 26, 93-101 (2007)
3. Saperstein, D.D., Lin, L.J.: Improved surface adhesion and coverage of perfluoropolyether lubricants following far-UV irradiation. Langmuir 6, 1522-1524 (1990)
4. Vurens, G.H., Gudeman, C.S., Lin, L.J., Foster, J.S.: Mechanism of ultraviolet and electron bonding of perfluoropolyethers. Langmuir 8, 1165-1169 (1992)
5. Horspool, W.M.: Aspects of Organic Photochemistry. Academic Press, London (1976)
6. Kasai, P.H.: Perfluoropolyethers with acid end groups: An ESR study of decarboxylation. Chem. Mater. 6, 1581-1586 (1994)
7. Waltman, R.J., Pocker, D.J., Deng, H., Kobayashi, N., Fujii, Y., Akada, T., Hirasawa, K., Tyndall, G.W.: Investigation of a new cyclotriphosphazene- terminated perfluoropolyether lubricant. Properties and interactions with a carbon surface. Chem. Mater. 15, 2362-2375 (2003)
8. Tagawa, N., Mori, K., Mori, A, Ikegami, M.: Proceedings of JAST Tribology Conference, Tokyo (May 2007), 291.
9. Kasai, P.H.: Perfluoropolyethers: Intramolecular disproportionation. Macromolecules 25, 6791-6799 (1992)