Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Organic phosphorus compound – wherein the phosphorus is...
Reexamination Certificate
2007-06-22
2011-11-22
Goloboy, Jim (Department: 1771)
Solid anti-friction devices, materials therefor, lubricant or se
Lubricants or separants for moving solid surfaces and...
Organic phosphorus compound, wherein the phosphorus is...
C508S424000
Reexamination Certificate
active
08063003
ABSTRACT:
A cyclic phosphazene compound complying with formula (I) or (II):wherein:Rfand R′frepresent independently a (per)fluoropolyoxyalkylene chain comprising recurring units Ro, said recurring units, distributed randomly through the (per)fluoropolyoxyalkylene chain, being chosen among; (i)—CFXO—, X being F or CF3; (ii) —CF2CFXO—, X being F or CF3; (iii) —CF2CF2CF2O—; (iv) —CF2CF2CF2CF2O—;Z and Z′ represent a polar group of formula —O−M+, M being chosen among hydrogen, a monovalent metal, or an ammonium radical of formula NR1R2R3R4, or represent a polar group of formula —O−)2M′2+, M′ being a divalent metal;nZis an integer from 1 to 3;nZ′is an integer from 1 to 4;nf′is an integer such that nZ′+nf′is equal to 8; andnfis an integer such that nZ+nfis equal to 6.
REFERENCES:
patent: 3201445 (1965-08-01), Drysdale et al.
patent: 3214478 (1965-10-01), Milian
patent: 3242218 (1966-03-01), Miller
patent: 3665041 (1972-05-01), Sianesi et al.
patent: 3715378 (1973-02-01), Sianesi et al.
patent: 4523039 (1985-06-01), Lagow et al.
patent: 786877 (1968-06-01), None
patent: 0148482 (1985-07-01), None
patent: 0287892 (1988-10-01), None
patent: 0597369 (1994-05-01), None
patent: 1219629 (2002-07-01), None
patent: 1336614 (2003-08-01), None
patent: 1226566 (1971-03-01), None
patent: W08700538 (1987-01-01), None
Maccone, P, et al. “New additives for fluorinated lubricants”, 70th National Lubricating Grease Institute Annual Meeting, Hilton Head Island, South Carolina (Oct. 25-29, 2003). No.#318—11 pp.
Di Meo Antonella
Picozzi Rosaldo
Goloboy Jim
Ortego Beatrice C.
Solvay Solexis S.p.A.
LandOfFree
Cyclic phosphazene compound does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Cyclic phosphazene compound, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cyclic phosphazene compound will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4278095