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).

  • Processes for making cellulose ester compositions
    Patent number: 9200147
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: December 1, 2015
    Assignee: Eastman Chemical Company
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • Cellulose ester/elastomer compositions
    Patent number: 9068063
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: June 30, 2015
    Assignee: Eastman Chemical Company
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • CELLULOSE ESTER/ELASTOMER COMPOSITIONS
    Publication number: 20110319529
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Application
    Filed: June 28, 2011
    Publication date: December 29, 2011
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • CELLULOSE ESTER COMPOSITIONS
    Publication number: 20110319531
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Application
    Filed: June 28, 2011
    Publication date: December 29, 2011
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • PROCESSES FOR MAKING CELLULOSE ESTER COMPOSITIONS
    Publication number: 20110319532
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Application
    Filed: June 28, 2011
    Publication date: December 29, 2011
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • PROCESSES FOR MAKING CELLULOSE ESTATE/ELASTOMER COMPOSITIONS
    Publication number: 20110319530
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Application
    Filed: June 28, 2011
    Publication date: December 29, 2011
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby