Patents by Inventor Rudolf J. Koopmans
Rudolf J. Koopmans 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: 10100170Abstract: A composition comprising: (a) a thermoplastic polymer; (b) a plurality of particles, each said particle having core-shell structure and comprising, (i) a core comprising one or more magnetic materials and (ii) a shell comprising silicon dioxide; wherein the composition comprises particles (b) in an amount from 2 to 15 wt % is provided. Further provided is a connector comprising the composition, a system comprising the connector and a process for improving bonding between two or more means for conveying fluids.Type: GrantFiled: September 20, 2013Date of Patent: October 16, 2018Assignee: Dow Global Technologies LLCInventors: Detlef Schramm, Rudolf J. Koopmans, Luis G. Zalemea Bustillo
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Patent number: 9713894Abstract: The instant disclosure provides a die assembly for producing microcapillary film. The die assembly is operatively connectable to an extruder having a thermoplastic material passing therethrough. The die assembly includes a pair of die plates, a manifold, and a plurality of nozzles. The manifold is positionable between the pair of die plates and defining a plurality of film channels therebetween. The plurality of film channels converge into an elongate outlet. The thermoplastic material is extrudable through the plurality of film channels and the elongate outlet to form a multi-layer film. The plurality of nozzles are positionable between the plurality of film channels. The plurality of nozzles are operatively connectable to a source of channel fluid for emitting the channel fluid into the thermoplastic materials exiting the die whereby microcapillaries are formed.Type: GrantFiled: June 28, 2012Date of Patent: July 25, 2017Assignee: Dow Global Technologies LLCInventors: Joseph Dooley, Thomas J. Parsons, Franklin J. Flavin, Ronald K. Jenkins, Eric L. Marchbanks, Rudolf J. Koopmans
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Patent number: 9701798Abstract: The instant invention provides microcapillary films and/or foams suitable for capillary action fluid transport. The inventive microcapillary film and/or foam containing suitable for capillary action fluid transport according to the present invention has a first end and a second end, and comprises: (a) a matrix comprising a thermoplastic material, and (b) at least one or more channels disposed in parallel in said matrix from the first end to the second end of said microcapillary film and/or foam, wherein said one or more channels are at least 1 ?m apart from each other, wherein each said one or more channels have a diameter in the range of at least 1 ?m; wherein said microcapillary film and/or foam has a thickness in the range of from 2 ?m to 2000 ?m.Type: GrantFiled: December 21, 2012Date of Patent: July 11, 2017Assignee: Dow Global Technologies LLCInventors: Luis G. Zalamea Bustillo, Rudolf J. Koopmans, Miguel A. Prieto Goubert, Colmar Wocke
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Patent number: 9493337Abstract: The instant invention provides reinforced microcapillary films and/or foams. The inventive reinforced film and/or foam have a first end and a second end, wherein the film and/or foam comprises: (a) a matrix comprising a first thermoplastic material, (b) at least one or more channels disposed in parallel in said matrix from the first end to the second end of the film or foam, wherein said one or more channels are at least 1 ?m apart from each other, and wherein each said one or more channels have a diameter in the range of at least 1 ?m; and (c) a second thermoplastic material disposed in said one or more channels, wherein said second thermoplastic material is different than the first thermoplastic material; wherein said film has a thickness in the range of from 2 ?m to 2000 ?m.Type: GrantFiled: January 3, 2012Date of Patent: November 15, 2016Assignee: Dow Global Technologies LLCInventors: Luis G. Zalamea, Herbert Bongartz, Rudolf J. Koopmans
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Patent number: 9427938Abstract: A multi-layered structure comprising an induction activation layer comprising a blend of (a) a first thermoplastic polymer, (b) a plurality of first particles, each said first particle comprising (i) a core comprising one or more magnetic materials and (ii) a shell comprising silicon dioxide; and (c) optionally a plurality of second particles, each said second particle comprising heat conducting particles; and a sealant, wherein the sealant exhibits a melting point equal to or lower than any other layer in the multi-layered structure, wherein the induction activation layer and sealant are in direct or indirect thermal contact is provided.Type: GrantFiled: November 19, 2013Date of Patent: August 30, 2016Assignee: Dow Global Technologies LLCInventors: Rudolf J. Koopmans, Luis G. Zalamea Bustillo, Karl Zuercher, Thomas T. Allgeuer
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Publication number: 20160149063Abstract: A backsheet or frontsheet having an outer layer with a melting temperature greater than or equal to 150° C. includes at least one surface comprising a surface modification to improve adhesion between the backsheet or frontsheet and an encapsulant. The adhesion of the backsheet or frontsheet and encapsulant, after lamination, is at least 20 N/cm, preferably at least 40 N/cm or no adhesion failure. More preferably, the adhesion is at least 20 N/cm, even more preferably 40 N/cm or no adhesion failure, before and after 1,000 hours, preferably 2,000 hours, of damp heat aging at 85° C. and 85% humidity.Type: ApplicationFiled: June 13, 2014Publication date: May 26, 2016Inventors: Huiqing Zhang, Aude Pochon, John A. Naumovitz, Rudolf J. Koopmans, Ray E. Drumright
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Publication number: 20150368427Abstract: A composition comprising: (a) a thermoplastic polymer; (b) a plurality of particles, each said particle having core-shell structure and comprising, (i) a core comprising one or more magnetic materials and (ii) a shell comprising silicon dioxide; wherein the composition comprises particles (b) in an amount from 2 to 15 wt % is provided. Further provided is a connector comprising the composition, a system comprising the connector and a process for improving bonding between two or more means for conveying fluids.Type: ApplicationFiled: September 20, 2013Publication date: December 24, 2015Applicant: Dow Global Technologies LLCInventors: Detlef Schramm, Rudolf J. Koopmans, Luis G. Zalemea Bustillo
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Publication number: 20150328861Abstract: A multi-layered structure comprising an induction activation layer comprising a blend of (a) a first thermoplastic polymer, (b) a plurality of first particles, each said first particle comprising (i) a core comprising one or more magnetic materials and (ii) a shell comprising silicon dioxide; and (c) optionally a plurality of second particles, each said second particle comprising heat conducting particles; and a sealant, wherein the sealant exhibits a melting point equal to or lower than any other layer in the multi-layered structure, wherein the induction activation layer and sealant are in direct or indirect thermal contact is provided.Type: ApplicationFiled: November 19, 2013Publication date: November 19, 2015Inventors: Rudolf J. Koopmans, Luis G. Zalamea Bustillo, Karl Zuercher, Thomas T. Allgeuer
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Publication number: 20150321409Abstract: The instant disclosure provides a die assembly for producing microcapillary film. The die assembly is operatively connectable to an extruder having a thermoplastic material passing therethrough. The die assembly includes a pair of die plates, a manifold, and a plurality of nozzles. The manifold is positionable between the pair of die plates and defining a plurality of film channels therebetween. The plurality of film channels converge into an elongate outlet. The thermoplastic material is extrudable through the plurality of film channels and the elongate outlet to form a multi-layer film. The plurality of nozzles are positionable between the plurality of film channels. The plurality of nozzles are operatively connectable to a source of channel fluid for emitting the channel fluid into the thermoplastic materials exiting the die whereby microcapillaries are formed.Type: ApplicationFiled: June 28, 2012Publication date: November 12, 2015Inventors: Joseph DOOLEY, Thomas J. PARSONS, Franklin J. FLAVIN, Ronald K. JENKINS, Eric L. MARCHBANKS, Rudolf J. KOOPMANS
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Publication number: 20150321407Abstract: A method for producing a multi-layer, microcapillary film is provided. The method involves passing a thermoplastic material into an extruder and through a die assembly operatively connectable to an outlet of the extruder. The die assembly includes a pair of die plates, a manifold positionable between the pair of die plates and defining a plurality of film channels therebetween, and a plurality of nozzles positionable between the plurality of film channels. The film channels converge into an elongate outlet. The nozzles operatively connectable to a source of channel fluid. The method further involves forming the film by extruding the thermoplastic material through the plurality of film channels and the elongate outlet, and forming microcapillaries by emitting the channel fluid into the thermoplastic materials exiting the die. The film may have different layers of thermoplastic material.Type: ApplicationFiled: June 28, 2012Publication date: November 12, 2015Inventors: Joseph Dooley, Thomas J. PARSONS, Franklin J. FLAVIN, Ronald K. JENKINS, Eric L. MARCHBANKS, Rudolf J. KOOPMANS
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Publication number: 20150315345Abstract: The instant invention provides microcapillary films and/or foams suitable for capillary action fluid transport. The inventive microcapillary film and/or foam containing suitable for capillary action fluid transport according to the present invention has a first end and a second end, and comprises: (a) a matrix comprising a thermoplastic material, and (b) at least one or more channels disposed in parallel in said matrix from the first end to the second end of said microcapillary film and/or foam, wherein said one or more channels are at least 1 ?m apart from each other, wherein each said one or more channels have a diameter in the range of at least 1 ?m; wherein said microcapillary film and/or foam has a thickness in the range of from 2 ?m to 2000 ?m.Type: ApplicationFiled: December 21, 2012Publication date: November 5, 2015Inventors: Luis G. Zalamea Bustillo, Rudolf J. Koopmans, Miguel A. Prieto Goubert, Colmar Wocke
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Publication number: 20150126087Abstract: A linerless label or tape comprises a substantially biodegradable, natural or synthetic, woven or non-woven substrate impregnated with a formulation including at least 90 weight percent of a polyester amide segmented block copolymer. This label or tape may be conveniently prepared above the melt temperature of the copolymer and is printable. It offers the advantage of being able to be prepared such that it is substantially non-tacky at room or storage temperatures, and yet may be easily affixed to a substrate when heated to a temperature above the melt temperature of the impregnant, preferably ranging from 60° C. to 150° C. “Linerless” is defined as not requiring a separable, wastable layer, and a release coating to facilitate rolling or stacking is also not required.Type: ApplicationFiled: May 8, 2013Publication date: May 7, 2015Applicant: Dow Global Technologies LLCInventor: Rudolf J. Koopmans
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Publication number: 20140121619Abstract: The present invention relates to coatings for articles comprising a non-zeolitic silica mesoporous structure. The coatings of the present invention have shown an ability to effectively reduce odors.Type: ApplicationFiled: October 25, 2012Publication date: May 1, 2014Applicant: Dow Global Technologies LLCInventors: Evren Aslan-Guerel, Gert J. Claasen, Rudolf J. Koopmans, Scott T. Matteucci
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Publication number: 20140113112Abstract: The instant invention provides microcapillary films containing phase change materials. The microcapillary film containing phase change materials according to the present invention has a first end and a second end, and comprises: (a) a matrix comprising a thermoplastic material, (b) at least one or more channels disposed in parallel in said matrix from the first end to the second end of said microcapillary film, wherein said one or more channels are at least 5 ?m apart from each other, wherein said one or more channels have a diameter of at least 5 ?m; and (c) at least one or more phase change materials disposed in said one or more channels; wherein said microcapillary film has a thickness in the range of from 10 ?m to 2000 ?m.Type: ApplicationFiled: July 3, 2012Publication date: April 24, 2014Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Rudolf J. Koopmans, Luis G. Zalamea, Colmar Wocke, Juergen Hoeppner
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Publication number: 20140072776Abstract: The instant invention provides reinforced microcapillary films and/or foams. The inventive reinforced film and/or foam have a first end and a second end, wherein the film and/or foam comprises: (a) a matrix comprising a first thermoplastic material, (b) at least one or more channels disposed in parallel in said matrix from the first end to the second end of the film or foam, wherein said one or more channels are at least 1 ?m apart from each other, and wherein each said one or more channels have a diameter in the range of at least 1 ?m; and (c) a second thermoplastic material disposed in said one or more channels, wherein said second thermoplastic material is different than the first thermoplastic material; wherein said film has a thickness in the range of from 2 ?m to 2000 ?m.Type: ApplicationFiled: January 3, 2012Publication date: March 13, 2014Applicant: Dow Global Technologies LLCInventors: Luis G. Zalamea, Herbert Bongartz, Rudolf J. Koopmans
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Patent number: 8609751Abstract: The instant invention generally provides polymer microfiller composite comprising a molecularly self-assembling material and a microfiller, and a process of making and an article comprising the polymer microfiller composite.Type: GrantFiled: November 20, 2009Date of Patent: December 17, 2013Assignee: Dow Global Technologies LLCInventors: Jerry E. White, Hari Parvatareddy, Felix Achille, Leonardo C. Lopez, Rudolf J. Koopmans, Rene Broos, Steven R. Lakso
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Patent number: 8584871Abstract: The present invention generally relates to solution electrospinning processes for fabricating fibers, to the fibers prepared thereby, and to non-woven webs, fabrics, porous composite filter media, and articles comprising the fibers.Type: GrantFiled: May 30, 2008Date of Patent: November 19, 2013Inventors: Joey W. Storer, James F. Sturnfield, Leonardo C. Lopez, Rudolf J. Koopmans, Rene Broos, Wu Chen, Gerrit J. Brands
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Publication number: 20130288016Abstract: The instant invention provides microcapillary films and/or foams containing one or more functional filler materials. The inventive microcapillary film or foam containing one or more functional filler materials according to the present invention has a first end and a second end, and comprises: (a) a matrix comprising a thermoplastic material, (b) at least one or more channels disposed in parallel in said matrix from the first end to the second end of said microcapillary film, wherein said one or more channels are at least 1 ?m apart from each other, and wherein each said one or more channels have a diameter in the range of at least 1 ?m; and (c) at least one or more functional filler materials disposed in said one or more channels; wherein said microcapillary film has a thickness in the range of from 2 ?m to 2000 ?m.Type: ApplicationFiled: January 3, 2012Publication date: October 31, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Rudolf J. Koopmans, Luis G. Zalamea Bustillo, Herbert Bongartz
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Patent number: 8080617Abstract: The invention is a method for increasing the molecular weight of and optionally providing branching in a polymer which has a first repeat unit, which comprises the residual of a condensation reaction of an aliphatic dicarboxylic acid and either a bisamide diol or a bis diamide diester, and a second repeat unit, which comprises the residual of a condensation reaction of a diol and an aliphatic dicarboxylic acid. The invention is also the branched polymer that can be made by such a method.Type: GrantFiled: June 14, 2006Date of Patent: December 20, 2011Inventors: Rene Broos, Rudolf J. Koopmans
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Publication number: 20100200494Abstract: The present invention generally relates to solution electrospinning processes for fabricating fibers, to the fibers prepared thereby, and to non-woven webs, fabrics, porous composite filter media, and articles comprising the fibers.Type: ApplicationFiled: May 30, 2008Publication date: August 12, 2010Applicant: DOW GLOBAL TECHNOLOGIES INC.Inventors: Joey W. Storer, James F. Sturnfield, Leonardo C. Lope, Rudolf J. Koopmans, Rene Broos, Wu Chen, Gerrit J. Brands