Patents by Inventor Soumendra Kumar Basu
Soumendra Kumar Basu 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).
-
Publication number: 20230043282Abstract: A rubber composition includes: a rubber component; a filler in an amount of 40 to 125 parts by mass per 100 parts by mass of the rubber component; and a hydrogenated resin in an amount of 5 to 50 parts by mass per 100 parts by mass of the rubber component, the resin having a softening point of higher than 110° C. and a weight average molecular weight, as determined in terms of polystyrene, of 200 to 1200 g/mol. The rubber composition can be used to produce a tire having an excellent wet grip performance and a low rolling resistance, and a vulcanized rubber having excellent handling properties.Type: ApplicationFiled: December 16, 2020Publication date: February 9, 2023Applicants: BRIDGESTONE CORPORATION, Synthomer Adhesive Technologies LLCInventors: Koichi SAITO, Nahoko ITO, Soumendra Kumar BASU, Mark William INGRATTA
-
Patent number: 11008444Abstract: The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enhance several properties and characteristics of those formulations. More specifically, elastomeric compositions are provided that comprise at least one polyindane resin, which may be used to replace or enhance the functionality of existing hydrocarbon resins used in elastomeric formulations. The elastomeric compositions may be used to produce various tire components.Type: GrantFiled: December 18, 2017Date of Patent: May 18, 2021Assignee: Eastman Chemical CompanyInventors: Mark William Ingratta, Soumendra Kumar Basu, Mark Stanley Pavlin, Joseph Alexander Deloach, George Joseph Kutsek, Wei Min Cheng
-
Patent number: 10851270Abstract: The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enhance several properties and characteristics of those formulations. More specifically, adhesive formulations are provided that comprise at least one polyindane resin, which may be used to replace or enhance the functionality of existing hydrocarbon resins typically used in adhesive formulations. Compositions comprising at least one thermoplastic elastomer and at least one polyindane resin are also provided.Type: GrantFiled: December 18, 2017Date of Patent: December 1, 2020Assignee: Eastman Chemical CompanyInventors: Mark William Ingratta, Soumendra Kumar Basu, Mark Stanley Pavlin, Joseph Alexander Deloach, George Joseph Kutsek, Wei Min Cheng, Terri Roxanne Carvagno, Christopher Lee Lester
-
Patent number: 10077342Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.Type: GrantFiled: January 19, 2017Date of Patent: September 18, 2018Assignee: Eastman Chemical CompanyInventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
-
Patent number: 10077343Abstract: A process for producing elastomeric composition is provided comprising mixing at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.Type: GrantFiled: January 19, 2017Date of Patent: September 18, 2018Assignee: Eastman Chemical CompanyInventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
-
Publication number: 20180171124Abstract: The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enhance several properties and characteristics of those formulations. More specifically, elastomeric compositions are provided that comprise at least one polyindane resin, which may be used to replace or enhance the functionality of existing hydrocarbon resins used in elastomeric formulations. The elastomeric compositions may be used to produce various tire components.Type: ApplicationFiled: December 18, 2017Publication date: June 21, 2018Applicant: Eastman Chemical CompanyInventors: Mark William Ingratta, Soumendra Kumar Basu, Mark Stanley Pavlin, Joseph Alexander Deloach, George Joseph Kutsek, Wei Min Cheng
-
Publication number: 20180171189Abstract: The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enhance several properties and characteristics of those formulations. More specifically, adhesive formulations are provided that comprise at least one polyindane resin, which may be used to replace or enhance the functionality of existing hydrocarbon resins typically used in adhesive formulations. Compositions comprising at least one thermoplastic elastomer and at least one polyindane resin are also provided.Type: ApplicationFiled: December 18, 2017Publication date: June 21, 2018Applicant: Eastman Chemical CompanyInventors: Mark William Ingratta, Soumendra Kumar Basu, Mark Stanley Pavlin, Joseph Alexander Deloach, George Joseph Kutsek, Wei Min Cheng, Terri Roxanne Carvagno, Christopher Lee Lester
-
Publication number: 20180002497Abstract: An elastomeric composition is provided comprising at least one vulcanizable unsaturated hydrocarbon elastomeric compound, at least one non-fibril, water insoluble vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.Type: ApplicationFiled: September 15, 2017Publication date: January 4, 2018Applicant: Eastman Chemical CompanyInventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
-
Publication number: 20170321045Abstract: An elastomeric composition is provided comprising at least one elastomeric compound, at least one vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.Type: ApplicationFiled: July 19, 2017Publication date: November 9, 2017Applicant: Eastman Chemical CompanyInventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz-Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
-
Publication number: 20170210888Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.Type: ApplicationFiled: January 19, 2017Publication date: July 27, 2017Applicant: Eastman Chemical CompanyInventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
-
Publication number: 20170210861Abstract: A process for producing elastomeric composition is provided comprising mixing at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.Type: ApplicationFiled: January 19, 2017Publication date: July 27, 2017Applicant: Eastman Chemical CompanyInventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
-
Patent number: 9708473Abstract: A tire component is provided comprising an elastomeric composition containing at least one non-fibril cellulose ester, at least one non-nitrile primary elastomer, optionally a starch, and at least 70 parts per hundred rubber (phr) of one or more fillers, wherein the weight ratio of the cellulose ester to the starch is at least 3:1, and wherein the cellulose ester is in the form of particles having an average diameter of not more than 10 ?m.Type: GrantFiled: November 30, 2012Date of Patent: July 18, 2017Assignee: Eastman Chemical CompanyInventors: Soumendra Kumar Basu, Bradley James Helmer
-
Patent number: 9708472Abstract: An elastomeric composition is provided comprising at least one non-fibril cellulose ester, at least one non-nitrile primary elastomer, optionally a starch, and at least 70 parts per hundred rubber (phr) of one or more fillers, wherein the weight ratio of the cellulose ester to the starch is at least 3:1, wherein the cellulose ester is in the form of particles having an average diameter of not more than 10 ?m.Type: GrantFiled: November 30, 2012Date of Patent: July 18, 2017Assignee: Eastman Chemical CompanyInventors: Soumendra Kumar Basu, Bradley James Helmer
-
Patent number: 9708475Abstract: A process to produce an elastomeric composition is provided. The process comprises blending at least one cellulose ester, at least one non-nitrile primary elastomer, and at least 70 phr of one or more fillers to produce the elastomeric composition, wherein at least a portion of the blending occurs at a temperature exceeding the Tg of said cellulose ester, and wherein the elastomeric composition exhibits a Mooney viscosity at 100° C. as measured according to ASTM D1646 of not more than 110 AU.Type: GrantFiled: November 30, 2012Date of Patent: July 18, 2017Assignee: Eastman Chemical CompanyInventors: Soumendra Kumar Basu, Bradley James Helmer
-
Patent number: 9708474Abstract: A process for producing a tire component is provided. The process comprises: (a) blending at least one cellulose ester, at least one non-nitrile primary elastomer, and at least 70 phr of one or more fillers to produce an elastomeric composition, wherein at least a portion of the blending occurs at a temperature exceeding the Tg of the cellulose ester, wherein the elastomeric composition exhibits a Mooney viscosity at 100° C. as measured according to ASTM D1646 of not more than 110 AU; and (b) forming the tire component with the elastomeric composition.Type: GrantFiled: November 30, 2012Date of Patent: July 18, 2017Assignee: Eastman Chemical CompanyInventors: Soumendra Kumar Basu, Bradley James Helmer
-
Publication number: 20160237257Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one ionomer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.Type: ApplicationFiled: February 10, 2016Publication date: August 18, 2016Applicant: Eastman Chemical CompanyInventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson, Michael Eugene Donelson, Marcus David Shelby
-
Publication number: 20160237220Abstract: An elastomeric composition is provided comprising at least one elastomeric compound, at least one vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.Type: ApplicationFiled: February 10, 2016Publication date: August 18, 2016Applicant: Eastman Chemical CompanyInventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
-
Publication number: 20160237258Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one ionomer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.Type: ApplicationFiled: February 10, 2016Publication date: August 18, 2016Applicant: Eastman Chemical CompanyInventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson, Michael Eugene Donelson, Marcus David Shelby
-
Publication number: 20160237256Abstract: An elastomeric composition is provided comprising at least one elastomeric compound, at least one vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.Type: ApplicationFiled: February 10, 2016Publication date: August 18, 2016Applicant: Eastman Chemical CompanyInventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
-
Patent number: 9273195Abstract: A tire is provided comprising a cellulose ester/elastomer composition wherein the cellulose ester/elastomer comprises at least one cellulose ester, at least one elastomer, and at least one additive selected from the group consisting of at least one compatibilizer and at least one plasticizer.Type: GrantFiled: November 30, 2012Date of Patent: March 1, 2016Assignee: Eastman Chemical CompanyInventors: Soumendra Kumar Basu, Bradley James Helmer, Marcus David Shelby, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa