MACROMONOMER DISPERSANT FOR USE AS A WATER-REDUCING ADDITIVE IN CONCRETE AND IN THE PREPARATION OF STABILIZERS FOR WATER-DISPERSED URETHANES

Details for Australian Patent Application No. 2002251923 (hide)

Owner ARCO CHEMICAL TECHNOLOGY, L.P.

Inventors SHEN, Jianzhong

Pub. Number AU-A-2002251923

PCT Pub. Number WO2002/066528

Priority 09/788,699 20.02.01 US

Filing date 12 February 2002

Wipo publication date 4 September 2002

International Classifications

C08F 220/28 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C04B 024/26 Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers

C08G 018/62 Polymeric products of isocyanates or isothiocyanates

Event Publications

27 February 2003 Application Open to Public Inspection

  Published as AU-A-2002251923

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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