Title of Invention

A METHOD OF PREPARING A POLYETHER-CONTAQINING POLYUREAURETHANE

Abstract A method of preparing a polyether-containing polyuereaurethane comprising the steps of; (a) reacting a polyisocynate with at least one polyether-containing polyol to form polyether-containing polyureaprepolymer; and (b) reacting said prepolymer with an amine-containing curing agent, wherein said prepolymer has a NCO/OH equivalent ratio of from 2.0 to less than 4.5.
Full Text

Documents:

284-mumnp-2004-abstract(16-08-2005).doc

284-mumnp-2004-abstract(16-08-2005).pdf

284-mumnp-2004-cancelled pages(17-05-2004).pdf

284-mumnp-2004-claims(granted)-(16-08-2005).doc

284-mumnp-2004-claims(granted)-(16-08-2005).pdf

284-mumnp-2004-correspondence(ipo)-(05-11-2007).pdf

284-mumnp-2004-form 19(17-05-2004).pdf

284-mumnp-2004-form 1a(16-08-2005).pdf

284-mumnp-2004-form 2(granted)-(16-08-2005).doc

284-mumnp-2004-form 2(granted)-(16-08-2005).pdf

284-mumnp-2004-form 3(15-05-2004).pdf

284-mumnp-2004-form 5(15-05-2004).pdf


Patent Number 211637
Indian Patent Application Number 284/MUMNP/2004
PG Journal Number 13/2008
Publication Date 28-Mar-2008
Grant Date 05-Nov-2007
Date of Filing 17-May-2004
Name of Patentee PPG INDUSTRIES OHIO INC.
Applicant Address 3800 WEST 143RD STREET, CLEVELAND, OH 44111
Inventors:
# Inventor's Name Inventor's Address
1 SMITH ROBERT A 3517 MCELROY DRIVE, MURRYSVILLE, PA 15668
2 NAGPAL VIDHU J 5005 IMPALA DRIVE, MURRYSVILLE, PA15668
3 MCDONALD WILLIAM H 803 DOG WOOD TRAIL, CRANBERRY TOWNSHIP, PA 16066
PCT International Classification Number C
PCT International Application Number PCT/US02/36471
PCT International Filing date 2002-11-14
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 60332,827 2001-11-16 U.S.A.
2 10/287,880 2002-11-05 U.S.A.