Diversity of synthetic approaches to functionalized perfluoropolyalkylether polymers
C Bonneaud, J Howell, R Bongiovanni… - …, 2021 - ACS Publications
Perfluoropolyalkylethers (PFPAEs) are a class of fluorinated polymers having− OCF2–,−
OCF2CF2–, and− OCF2CF (CF3)–as common chain units. The ether linkages distinguish …
OCF2CF2–, and− OCF2CF (CF3)–as common chain units. The ether linkages distinguish …
Terpene, terpenoid, and fullerene stabilizers for fluoroolefins
JL Howell, VNM Rao, TJ Leck, BH Minor… - US Patent …, 2014 - Google Patents
The present invention relates to compositions comprising at least one fluoroolefin and an
effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a …
effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a …
Insulated perfluoropolyether alkyl alcohols
C Friesen, K Hay, J Howell, D Nyvall - US Patent App. 11/156,348, 2006 - Google Patents
SUMMARY OF THE INVENTION 0004 The present invention provides a perfluoropoly ether
alkyl alcohol comprising a perfluoropolyether segment and one or more alcohol segments …
alkyl alcohol comprising a perfluoropolyether segment and one or more alcohol segments …
Composition comprising perfluoropolyether
JL Howell, AE Van Der Ende, EW Perez… - US Patent …, 2010 - Google Patents
A composition is disclosed which comprises an aryl perfluoropolyether, optionally a
halogenated oil, and further optionally a thickening agent. The composition can be used as …
halogenated oil, and further optionally a thickening agent. The composition can be used as …
Fluoro derivative-substituted aryl pnictogens and their oxides
JL Howell, KA Hay - US Patent 7,569,527, 2009 - Google Patents
US7569527B2 - Fluoro derivative-substituted aryl pnictogens and their oxides - Google
Patents US7569527B2 - Fluoro derivative-substituted aryl pnictogens and their oxides …
Patents US7569527B2 - Fluoro derivative-substituted aryl pnictogens and their oxides …
Fluoropolymer compositions and treated substrates
GO Brown, AHJ Herzog, TE Hopkins - US Patent App. 12/268,766, 2009 - Google Patents
R is a monovalent, partially or fully fluorinated, linear or branched, alkyl radical having 2 to
100 carbonatoms; option ally interrupted by 1 to 50 oxygenatoms; wherein the ratio of …
100 carbonatoms; option ally interrupted by 1 to 50 oxygenatoms; wherein the ratio of …
Fluoropolymer emulsions
GO Brown, PM Murphy, Y Wang - US Patent 8,314,037, 2012 - Google Patents
(57) ABSTRACT A fluoropolymer composition comprising monomers copo lymerized in the
following percentages by weight:(a) from about 20% to about 95% of a fluoroalkyl mono mer …
following percentages by weight:(a) from about 20% to about 95% of a fluoroalkyl mono mer …
Production processes and systems, compositions, surfactants, monomer units, metal complexes, phosphate esters, glycols, aqueous film forming foams, and foams …
J Boggs, S Brandstadter, J Chien, V Sharma… - US Patent App. 10 …, 2007 - Google Patents
Production processes and systems are provided that include reacting halogenated
compounds, dehalogenating com pounds, reacting alcohols, reacting ole? ns and a …
compounds, dehalogenating com pounds, reacting alcohols, reacting ole? ns and a …
Method using fluoropolymer emulsions
GO Brown, VA Helinski - US Patent 8,507,601, 2013 - Google Patents
COSL27/00(2006.01)(57) ABSTRACT CSK 3/22(2006.01)-0 (52) US Cl A method of
providing oil repellency, water repellency, and USPG 524/520: 524/430; 428/421: 442/92 …
providing oil repellency, water repellency, and USPG 524/520: 524/430; 428/421: 442/92 …
Halogenated Compositions
S Brandstadter, B Ameduri, G Kostov - US Patent App. 11/192,832, 2007 - Google Patents
BACKGROUND Compositions such as surfactants, polymers, and urethanes have
incorporated halogenated functional groups. These functional groups have been …
incorporated halogenated functional groups. These functional groups have been …