Fuel management systems having a fluororubber article in...

Details Fuel management systems having a fluororubber article in... Fuel management systems having a fluororubber article in...

2011-06-21

2011-06-21

Lipman, Bernard (Department: 1762)

Fuel and related compositions

Liquid fuels

Plant or animal extract mixtures or extracts of...

C044S456000

Reexamination Certificate

active

07964001

ABSTRACT:
Disclosed herein is a fuel management system having at least one fluororubber article in contact with biodiesel fuel wherein said fluororubber article comprises i) a polyhydroxy cured fluoroelastomer comprising copolymerized units of vinylidene fluoride and at least one other fluoromonomer, and ii) 1 to 10 parts by weight of a diester of a dicarboxylic acid per hundred parts fluoroelastomer. Also disclosed is a method for reducing volume swell of a polyhydroxy cured fluororubber article in contact with biodiesel fuel wherein 1 to 10 parts by weight of a diester of a dicarboxylic acid is incorporated into said article.

REFERENCES:
patent: 7098270 (2006-08-01), Hochgesang et al.
patent: 7431991 (2008-10-01), Verschuere et al.
patent: 2008/0276524 (2008-11-01), Fuller
patent: 2009/0032475 (2009-02-01), Ferrer et al.
patent: 2011/0014478 (2011-01-01), Sagisaka et al.
patent: 0691371 (1996-01-01), None
A. Neppel, M. V. Kuzenko, J. Guttenberger, Swelling of Fluoroelastomers in Synthetic Lubricants, Rubber Chemistry and Technology, 1982, pp. 12-20, vol. 56, Wehrwissenschaftliches Institut for Materialuntersuchungen, Erding, Federal Republic of Germany.

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