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William R. Fielding patentsRecent bibliographic sampling of William R. Fielding patents listed/published in the public domain by the USPTO (USPTO Patent Application #,Title):
07/14/16 - 20160200897 - Process stabilization of polymer compositions comprising phosphorous containing flame retardants
Flame retardant polymer compositions comprising certain polymers, a flame retardant material obtained by heating certain phosphonic acid salts at temperatures over 200° C. and certain clays or metal compounds such as select metal borates, oxides, hydroxides, oxide hydroxides etc., are readily processed at elevated temperatures and under high stress conditions...
Inventors: Zachary D. Stockdale, Larry D. Timberlake, Mark V. Hanson, William R. Fielding (Chemtura Corporation)
05/21/15 - 20150141556 - Phosphorus containing flame retardants
Certain phosphonic acid salts heated at temperatures over 200° C. generate thermally stable, highly efficient flame retardant materials well suited for use as flame retardant additives in polymers. Various methods for preparing flame retardant materials from more than one phosphonic acid salts are provided, wherein each method can generate different...
Inventors: Zachary Stockdale, Mark V. Hanson, Larry D. Timberlake, Subramaniam Narayan, William R. Fielding (Chemtura Corporation)
01/29/15 - 20150031805 - Phosphorus containing flame retardants
Certain phosphonic acid salts heated at temperatures over 200° C. generate thermally stable, highly efficient flame retardant materials well suited for use as flame retardant additives in polymers. The flame retardants of the invention can be used as the sole flame retardant in a composition or in combination with other...
Inventors: Zachary D. Stockdale, Mark V. Hanson, Larry D. Timberlake, Subramaniam Narayan, William R. Fielding (Chemtura Corporation)
01/01/15 - 20150005417 - Phosphorus-containing flame retardants
A flame-retardant resin composition comprises a base resin (A), such as a polyamide resin, and an aromatic organophosphorus oligomer or polymer....
Inventors: Larry D. Timberlake, Mark V. Hanson, Narayan Subramaniam, William R. Fielding, Matthew S. Burge (Chemtura Corporation)
07/05/12 - 20120172501 - Phosphorus-containing flame retardants
A flame-retardant resin composition comprises a base resin (A), such as a polyester or polycarbonate resin, and an aromatic organophosphorus compound, in particular, aromatic organophosphorus oligomers or polymers....
Inventors: Larry D. Timberlake, Mark V. Hanson, Narayan Subramaniam, William R. Fielding
03/03/11 - 20110054086 - Flame retardant polymers and additive system for improved viscosity polymers
A flame retardant thermoplastic polymer composition, having a major amount of a thermoplastic polymer and a flame retardant additive comprising a phosphinic acid salt, a zinc salt and a melamine salt, in an amount effective to provide flame retardance to said polymer, and a low Tg glass containing phosphorous, tin...
Inventors: James D. Siebecker, William R. Fielding, Joshua U. Otaigbe (The University Of Southern Mississippi Research Foundation)
11/18/10 - 20100292376 - Phosphorus-containing flame retardants
R1 and R2 are the same or different and each is selected from H, O-alkyl, O-aryl, alkyl, aryl, and OM; R3 is H or alkyl; M=Na, K, Zn, Al, Ca; a is an integer from 0 to 4, provided that a is at least 1 unit for each polymer chain;...
Inventors: Larry D. Timberlake, Mark V. Hanson, Narayan Subramaniam, William R. Fielding (Chemtura Corporation)
09/17/09 - 20090230367 - Brominated flame retardant
The current invention also relates to a composition comprising a mixture of a polymeric resin and the polybromoaryl ether prepared by the process of the current invention....
Inventors: Larry D. Timberlake, William R. Fielding, Sumit Mathur, Mark V. Hanson
(*May have duplicates - we are upgrading our archive.)
20120172501 - Phosphorus-containing flame retardants
The bibliographic references displayed about William R. Fielding's patents are for a recent sample of William R. Fielding's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If William R. Fielding filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.
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