About 13 results
https://drivepatents.com/patents/980935 · 11 Dec 2013
A knit fabric suitable as a reinforcement for elastomeric articles comprises a plurality of reinforcement yarns wherein each course of the fabric comprises either a first or second yarn, the modulus of the first yarn being different from the modulus of the...
https://drivepatents.com/patents/1009152 · 5 Oct 2011
Alkaline batteries are disclosed that advantageously include separators comprising at least one porous layer of fine fibers having a diameter of between about 50 nm and about 3000 nm that provide improved combinations of reduced thickness, dendritic barrie...
https://drivepatents.com/patents/1009690 · 7 Sep 2011
Particles for increasing the hydrogen peroxide radical resistance in a membrane electrode assembly comprising: a metal oxide from the group of alumina, silica, TiO, TiO, zirconium oxide, manganese dioxide, manganese oxide, YO, FeO, FeO, tin oxide, copper o...
https://drivepatents.com/patents/1009813 · 31 Aug 2011
A proton exchange membrane and a membrane electrode assembly for an electrochemical cell such as a fuel cell are provided. A catalytically active component is disposed within the membrane electrode assembly. The catalytically active component comprises par...
https://drivepatents.com/patents/1013415 · 4 May 2011
The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in proce...
https://drivepatents.com/patents/1013586 · 27 Apr 2011
The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in proce...
https://drivepatents.com/patents/1015045 · 16 Mar 2011
The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin composition...
https://drivepatents.com/patents/1082303 · 24 Nov 2004
A process for synthesizing an olefinic composition represented by the formula: CF2=CF(CF2CF2)nSO2F where n = 1 to 5 comprising (a) contacting CF2ClCFCl(CF2CF2)nI, wherein n = 1 to 5, with Na2S2O4 and NaHCO3 in a mixture of water and an aprotic polar solven...
https://drivepatents.com/patents/1087787 · 28 Apr 2004
The invention relates to novel spider silk protein analogs derived from the amino acid consensus sequence of repeating units found in the natural spider dragline of Nephila clavipes. More specifically, synthetic spider dragline has been produced from E. co...
https://drivepatents.com/patents/1090788 · 7 Jan 2004
This invention is directed to the use of fluorinated polymeric surface treatment agents in electrochemical applications, particularly in the manufacture of fuel cell components.