Process for conversion of polyvinyl butyral (pvb) scrap into processable pellets

Details for Australian Patent Application No. 2001283325 (hide)

Owner E.I. Du Pont De Nemours and Company

Inventors Hofmann, George Henry

Agent Callinan

Pub. Number AU-B-2001283325

PCT Pub. Number WO02/12356

Priority 60224126 10.08.00 US

Filing date 10 August 2001

Wipo publication date 18 February 2002

Acceptance publication date 20 July 2006

International Classifications

C08F 8/00 (2006.01) Chemical modification by after-treatment

C08F 8/14 (2006.01) Chemical modification by after-treatment

C08J 11/04 (2006.01) Recovery or working-up of waste materials

C08L 23/08 (2006.01) Compositions of macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds

C08L 27/06 (2006.01) Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen

C08L 29/14 (2006.01) Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical

C08L 51/06 (2006.01) Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds

C08L 73/00 (2006.01) Compositions of macromolecular compounds obtained by reactions forming a linkage containing oxygen or oxygen and carbon in the main chain, not provided for in groups

C08L 77/00 (2006.01) Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain

Event Publications

20 July 2006 Application Accepted

  Published as AU-B-2001283325

16 November 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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