Patents by Inventor Donald Kadlec
Donald Kadlec has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11603435Abstract: An elastomer has the general structure of: where: subscript a is 50-500, b is 1-10, c is 2-30, R1 has the structure: —CH2(CH2)nO(CH2)pCH(OH)(CH2)qNR2R2? where n, p and q are each independently 1-5 and R2 and R2? are independently selected from alkyl and hydroxyalkyl groups having 1-5 carbon atoms; where X is a crosslinker remnant bound to a siloxane unit corresponding to subscript c of a siloxane backbone polymer in addition to the one shown so that the crosslinker remnant in each occurrence is a reaction product with two siloxane backbone polymers, wherein the crosslinker is selected from a group consisting of primary organic dienes, divinyl siloxane and polyoxyalkylenes wherein at least two X components correspond to crosslinker remnants connecting the same two siloxane backbone polymers.Type: GrantFiled: February 11, 2020Date of Patent: March 14, 2023Assignee: DOW SILICONES CORPORATIONInventors: Kimmai T. Nguyen, Kenneth E. Zimmerman, Donald Kadlec, Hannah Wedge, Nisaraporn Suthiwangcharoen
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Publication number: 20220025179Abstract: A curable silicone composition for forming a light diffusion material is disclosed. The curable silicone composition comprises: (A) an organopolysiloxane having at least two alkenyl groups per molecule and free of a fluoro-containing organic group; (B) an organopolysiloxane having at least two silicon atom-bonded hydrogen atoms per molecule and free of a fluoro-containing organic group; (C) an organopolysiloxane having at least one fluoro-containing organic group per molecule; and (D) a hydrosilylation reaction catalyst. The curable silicone composition can be cured to form a light diffusion material exhibiting good to excellent transparency and diffusion properties.Type: ApplicationFiled: September 19, 2019Publication date: January 27, 2022Inventors: Donald A. KADLEC, Bradley W. TUFT
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Patent number: 10940099Abstract: The present invention provides methods for preparing emulsions of silicone fluids having pituitous rheological properties. The present invention also provides emulsions of a silicone fluid having pituitous rheological properties and composition comprising the emulsions. The compositions include, but are not limited to, personal care compositions and compositions for hair shampoo, hair conditioner, hair treatment composition, or skin care product.Type: GrantFiled: April 4, 2016Date of Patent: March 9, 2021Assignee: Dow Silicones CorporationInventors: Severine Cauvin, Patrick J. Fryfogle, Sophie Hanssens, Donald Kadlec, Stephane Ugazio, Marine Viaud, Brett Lee Zimmerman
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Patent number: 10933012Abstract: A cosmetic composition comprises (A) a silicone elastomer. The (A) silicone elastomer comprises the reaction product of: (a) a branched organosiloxane; (b) a crosslinking agent; and (c) a hydrosilylation catalyst. The cosmetic composition further comprises (B) a carrier fluid. A method of preparing the cosmetic composition is also disclosed.Type: GrantFiled: November 8, 2016Date of Patent: March 2, 2021Assignee: Dow Silicones CorporationInventors: Kristen R. Bluer, Donald A. Kadlec, John J. Kennan, Kimmai T. Nguyen, Zachary R. Wenzlick, Fang Zhang
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Publication number: 20200262980Abstract: An elastomer has the general structure of: where: subscript a is 50-500, b is 1-10, c is 2-30, R1 has the structure: —CH2(CH2)nO(CH2)pCH(OH)(CH2)qNR2R2? where n, p and q are each independently 1-5 and R2 and R2? are independently selected from alkyl and hydroxyalkyl groups having 1-5 carbon atoms; where X is a crosslinker remnant bound to a siloxane unit corresponding to subscript c of a siloxane backbone polymer in addition to the one shown so that the crosslinker remnant in each occurrence is a reaction product with two siloxane backbone polymers, wherein the crosslinker is selected from a group consisting of primary organic dienes, divinyl siloxane and polyoxyalkylenes wherein at least two X components correspond to crosslinker remnants connecting the same two siloxane backbone polymersType: ApplicationFiled: February 11, 2020Publication date: August 20, 2020Inventors: Kimmai T. Nguyen, Kenneth E. Zimmerman, Donald Kadlec, Hannah Wedge, Nisaraporn Suthiwangcharoen
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Publication number: 20200157345Abstract: A curable silicone composition comprising: (A-1) a linear polysiloxane having DP from 25 to 10,000 and comprising from 2-25 R? groups; (A-2) a resin type polysiloxane containing units having structures (R3SiO1/2)a, (RSiO3/2)b, and (R?SiO3/2)c where R is alkyl, and R? is alkenyl; where a+b+c is from 0.90 to 1, and 0.2<a<0.5, 0.2<b<0.7, 0.02<c<0.3; (B) a crosslinker; and (C) 0.1-20 ppm of a hydrosilylation catalyst contained in a polysiloxane.Type: ApplicationFiled: November 29, 2017Publication date: May 21, 2020Inventors: Craig Yeakle, Donald Kadlec, Joel P. McDonald
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Publication number: 20200060962Abstract: A cosmetic composition comprises (A) a silicone elastomer. The (A) silicone elastomer comprises the reaction product of: (a) a branched organosiloxane; (b) a crosslinking agent; and (c) a hydrosilylation catalyst. The cosmetic composition further comprises (B) a carrier fluid. A method of preparing the cosmetic composition is also disclosed.Type: ApplicationFiled: November 8, 2016Publication date: February 27, 2020Inventors: Kristen R. BLUER, Donald A. KADLEC, John J. KENNAN, Kimmai T. NGUYEN, Zachary R. WENZLICK, Fang ZHANG
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Patent number: 10441527Abstract: A fluid composition comprises I) a first component and II) second component different from the first component I). The first component I) comprises at least one copolymer. The copolymer can include a cross-linked siloxane (e.g. a cross-linked aminosiloxane), a silicone polyether copolymer (e.g. an (AB)n silicone polyether copolymer), and/or a saccharide siloxane copolymer. The second component II) comprises an organopolysiloxane resin (e.g. an MQ resin) and/or an acrylate copolymer. The fluid composition can further comprise a carrier fluid, such as a silicone, an organic solvent, and/or an organic oil. The fluid composition may have a viscosity of at least 100 mPa·s at 23° C. and exhibit pituitous rheological properties (generally determined from a plot of normal force (in Pascals) vs a perpendicular shear rate in (sec?1)). Also disclosed is a personal care composition that comprises the fluid composition.Type: GrantFiled: April 4, 2016Date of Patent: October 15, 2019Assignee: Dow Silicones CorporationInventors: Donald Kadlec, Zhi Li, Kimmai Thi Nguyen, Ryan Christopher Thomas, Jason A Vogel
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Patent number: 10092780Abstract: A cosmetic composition is provided that includes an elastomer and at least one cosmetic component optionally in a cosmetically acceptable medium. The elastomer is according to the general formula: A-B-A or B-A-B, wherein each A independently comprises a polysiloxane moiety having at least two siloxy (Si—O) groups and wherein each B independently comprises a moiety, or a precursor thereof, having at least two carboxyl groups and wherein B is bonded to a silicon atom in A.Type: GrantFiled: October 29, 2014Date of Patent: October 9, 2018Assignee: Dow Silicones CorporationInventors: Crofoot Mary Kay, Roxanne R. Haller, Donald A. Kadlec, Zhi Li, Kimmai T. Nguyen, Kenneth E. Zimmerman
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Publication number: 20180078467Abstract: The present invention provides methods for preparing emulsions of silicone fluids having pituitous rheological properties. The present invention also provides emulsions of a silicone fluid having pituitous rheological properties and composition comprising the emulsions. The compositions include, but are not limited to, personal care compositions and compositions for hair shampoo, hair conditioner, hair treatment composition, or skin care product.Type: ApplicationFiled: April 4, 2016Publication date: March 22, 2018Inventors: Severine Cauvin, Patrick J. Fryfogle, Sophie Hanssens, Donald Kadlec, Stephane Ugazio, Marine Vlaud, Brett Lee Zimmerman
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Publication number: 20180078486Abstract: A fluid composition comprises I) a first component and II) second component different from the first component I). The first component I) comprises at least one copolymer. The copolymer can include a cross-linked siloxane (e.g. a cross-linked aminosiloxane), a silicone polyether copolymer (e.g. an (AB)n silicone polyether copolymer), and/or a saccharide siloxane copolymer. The second component II) comprises an organopolysiloxane resin (e.g. an MQ resin) and/or an acrylate copolymer. The fluid composition can further comprise a carrier fluid, such as a silicone, an organic solvent, and/or an organic oil. The fluid composition may have a viscosity of at least 100 mPa·s at 23° C. and exhibit pituitous rheological properties (generally determined from a plot of normal force (in Pascals) vs a perpendicular shear rate in (sec?1)). Also disclosed is a personal care composition that comprises the fluid composition.Type: ApplicationFiled: April 4, 2016Publication date: March 22, 2018Inventors: Donald Kadlec, Zhi Li, Kimmai Thi Nguyen, Ryan Christopher Thomas, Jason A Vogel
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Publication number: 20180064630Abstract: A fluid composition comprises A) a branched organopolysiloxane and B) a carrier fluid. Component A) comprises the reaction product of a) a cyclic siloxane and b) a polyorganosiloxane, in the presence of a hydrosilylation catalyst. Component a) has at least two silicon-bonded alkenyl groups per molecule, and component b) has at least two silicon-bonded hydrogen atoms per molecule. The fluid composition has a viscosity of at least 100 mPa·s at 23° C. and exhibits pituitous rheological properties. The pituitous rheological properties are generally determined from a plot of normal force (in Pascals) vs a perpendicular shear rate in (sec?1). Also disclosed is a personal care composition that comprises the fluid composition. When formulated into a personal care composition, the fluid composition generally provides enhanced sensory and film-forming properties based on its pituitous rheological properties.Type: ApplicationFiled: April 4, 2016Publication date: March 8, 2018Inventors: Patrick J. Fryfogle, Donald Kadlec
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Patent number: 9822221Abstract: A cross-linked composition comprises the reaction product of a first reactant having at least one hydroxyl or amine (functional) group, a second reactant having at least one hydroxyl or amine (functional) group, and a siloxane having at least two terminal anhydride groups reactive with the functional groups of the first and second reactants. The first reactant is selected from the group of first siloxanes having at least one hydroxyl or amine group, a first organic alcohol having at least one hydroxyl group, a first organic amine having at least one amine group, or combinations thereof. The second reactant is selected from the group of second siloxanes having at least one hydroxyl or amine group, a second organic alcohol having at least one hydroxyl group, a second organic amine having at least one amine group, or combinations thereof. If utilized, the first siloxanes and/or second siloxanes are different from the siloxane.Type: GrantFiled: October 29, 2014Date of Patent: November 21, 2017Assignee: Dow Corning CorporationInventors: Donald A. Kadlec, Kimmai T. Nguyen, Kenneth E. Zimmerman
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Patent number: 9714323Abstract: A cross-linked composition comprises the reaction product of siloxanes having pendant anhydride groups and a reactant having hydroxyl and/or amine functional groups. The cross-linked composition can be of the following general formula (I): (I). Refer to formula (1) Each X can be of the following general formula (i): (i). Refer to formula (i) Each of W and W* is independently an oxygen atom or N—R, with R independently being a hydrogen atom or R1. Each of Y, R3, and R13 is an independently selected divalent group. Each of R1, R11, R4, R14, R5, and R15 is an independently selected substituted or unsubstituted hydrocarbyl group. Each of w and ww, and each of y and yy, is an independently selected integer from 0 to 1,000. Each of x and xx is an independently selected integer from 1 to 100. Typically, w and y are not simultaneously 0, and ww and yy are not simultaneously 0.Type: GrantFiled: October 29, 2014Date of Patent: July 25, 2017Assignee: DOW CORNING CORPORATIONInventors: Donald A. Kadlec, Kimmai T. Nguyen, Kenneth E. Zimmerman
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Publication number: 20160200876Abstract: A cross-linked composition comprises the reaction product of siloxanes having pendant anhydride groups and a reactant having hydroxyl and/or amine functional groups. The cross-linked composition can be of the following general formula (I): (I). Refer to formula (1) Each X can be of the following general formula (i): (i). Refer to formula (i) Each of W and W* is independently an oxygen atom or N—R, with R independently being a hydrogen atom or R1. Each of Y, R3, and R13 is an independently selected divalent group. Each of R1, R11, R4, R14, R5, and R15 is an independently selected substituted or unsubstituted hydrocarbyl group. Each of w and ww, and each of y and yy, is an independently selected integer from 0 to 1,000. Each of x and xx is an independently selected integer from 1 to 100. Typically, w and y are not simultaneously 0, and ww and yy are not simultaneously 0.Type: ApplicationFiled: October 29, 2014Publication date: July 14, 2016Applicant: Dow Corning CorporationInventors: DONALD A. KADLEC, KIMMAI T. NGUYEN, KENNETH E. ZIMMERMAN
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Publication number: 20160199286Abstract: A cosmetic composition is provided that includes an elastomer and at least one cosmetic component optionally in a cosmetically acceptable medium. The elastomer is according to the general formula: A-B-A or B-A-B, wherein each A independently comprises a polysiloxane moiety having at least two siloxy (Si—O) groups and wherein each B independently comprises a moiety, or a precursor thereof, having at least two carboxyl groups and wherein B is bonded to a silicon atom in A.Type: ApplicationFiled: October 29, 2014Publication date: July 14, 2016Applicant: Dow Corning CorporationInventors: CROFOOT MARY KAY, ROXANNE R. HALLER, DONALD A. KADLEC, ZHI LI, KIMMAI T. NGUYEN, KENNETH E. ZIMMERMAN
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Publication number: 20160194456Abstract: A cross-linked composition comprises the reaction product of a first reactant having at least one hydroxyl or amine (functional) group, a second reactant having at least one hydroxyl or amine (functional) group, and a siloxane having at least two terminal anhydride groups reactive with the functional groups of the first and second reactants. The first reactant is selected from the group of first siloxanes having at least one hydroxyl or amine group, a first organic alcohol having at least one hydroxyl group, a first organic amine having at least one amine group, or combinations thereof. The second reactant is selected from the group of second siloxanes having at least one hydroxyl or amine group, a second organic alcohol having at least one hydroxyl group, a second organic amine having at least one amine group, or combinations thereof. If utilized, the first siloxanes and/or second siloxanes are different from the siloxane.Type: ApplicationFiled: October 29, 2014Publication date: July 7, 2016Applicant: Dow Corning CorporationInventors: DONALD A. KADLEC, KIMMAI T. NGUYEN, KENNETH E. ZIMMERMAN
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Patent number: 5380450Abstract: The present invention relates to an electrorheological fluid composition comprising a dispersion of a plurality of solid particles in an electrically non-conducting liquid, the improvement comprising using as said solid particles a composition having the general formula:[(M).sup.p (H.sub.2 O).sub.x (OH).sub.y ].sup.q.sub.cd [A].sub.r.sub.d .multidot.B.sub.z .multidot.nH.sub.2 Owherein M is a metal cation or a mixture of metal cations at various ratios; p is the total valence of M and has a value of greater than zero; x is zero or has a value greater than zero, y is zero or has a value greater than zero, with the proviso that only one of x or y can be zero at any given time; q has a value of p minus y with the proviso that q has a value of at least one; c has a value of greater than zero; A is an anion or a mixture of anions at various ratios; r is the total valence of A with the proviso that r has a value of at least one; d has a value of greater than zero with the proviso that (q.times.Type: GrantFiled: January 31, 1994Date of Patent: January 10, 1995Assignee: Dow Corning CorporationInventors: Lori J. Conway, Donald A. Kadlec, Joan Sudbury-Holtschlag
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Patent number: 5320770Abstract: The present invention relates to an electrorheological fluid composition comprising a dispersion of a plurality of solid particles in an electrically non-conducting liquid, the improvement comprising using as said solid particles a composition having the general formula:[(M).sup.p (H.sub.2 O).sub.x (OH).sub.y ].sup.q.sub.c [A].sup.r.sub.d.B.sub.z.nH.sub.2 Owherein M is a metal cation or a mixture of metal cations at various ratios; p is the total valence of M and has a value of greater than zero; x is zero or has a value greater than zero, y is zero or has a value greater than zero, with the proviso that only one of x or y can be zero at any given time; q has a value of p minus y with the proviso that q has a value of at least one; c has a value of greater than zero; A is an anion or a mixture of anions at various ratios; r is the total valence of A with the proviso that r has a value of at least one; d has a value of greater than zero with the proviso that (q.times.c) is always equal to (r.times.Type: GrantFiled: April 27, 1992Date of Patent: June 14, 1994Assignee: Dow Corning CorporationInventors: Lori J. Conway, Donald A. Kadlec, Joan S. Holtschlag
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Patent number: 5179220Abstract: This invention pertains to a method of making non-aqueous solutions of aluminum and aluminum-zirconium compounds. The non-aqueous solutions are produced by: (A) protonating a hydroxylated solvent, such as ethanol or propylene glycol, by adding an acid selected from ZrOCl.sub.2, ZrO(OH)Cl, ZrCl.sub.4, AlCl.sub.3, HCl, HI, HBr, HNO.sub.3, and mixtures thereof to the hydroxylated solvent; and (B) adding at a controlled rate to protonated solvent aluminum chlorohydrate, Al.sub.2 (OH).sub.a Cl.sub.6-a, wherein a has the value of greater than 0 but less than 6; until the desired solution is formed. The non- aqueous solutions are useful in antiperspirant compositions.Type: GrantFiled: July 1, 1991Date of Patent: January 12, 1993Assignee: Somerville Technology Group, Inc.Inventors: Dimitris E. Katsoulis, Donald A. Kadlec