Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...
Reexamination Certificate
2009-04-01
2010-10-26
Boyer, Charles I (Department: 1796)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
For cleaning a specific substrate or removing a specific...
C510S276000, C510S317000, C510S341000, C510S350000, C510S421000, C510S422000, C510S423000, C510S433000
Reexamination Certificate
active
07820610
ABSTRACT:
An alkaline laundry detergent for hand washing a fabric contains a sudsing surfactant, a polyethyleneimine suds collapser having the empirical formula (PEI)a(EO)b(PO)cwhere a is about 100-100,000, b is about 0-60, and c is about from 0-60, and a pH control system When diluted to form a laundry liquor and during washing the pH control system maintains the pH of the laundry liquor above about 8.
REFERENCES:
patent: 3929678 (1975-12-01), Laughlin et al.
patent: 5565145 (1996-10-01), Watson et al.
patent: 5968893 (1999-10-01), Manohar et al.
patent: 6008181 (1999-12-01), Cripe et al.
patent: 6020303 (2000-02-01), Cripe et al.
patent: 6060443 (2000-05-01), Cripe et al.
patent: 6300304 (2001-10-01), Boeckh et al.
patent: 2004/0192568 (2004-09-01), Yates et al.
patent: 2004/0266653 (2004-12-01), Delplancke et al.
patent: 2006/0089294 (2006-04-01), Depoot et al.
patent: 2006/0128594 (2006-06-01), Yates et al.
patent: 2007/0275868 (2007-11-01), Cooremans et al.
patent: 2008/0015135 (2008-01-01), de Buzzaccarini et al.
patent: 2008/0171684 (2008-07-01), Boutique et al.
patent: 2008/0178396 (2008-07-01), van der Linden et al.
patent: 2008/0318832 (2008-12-01), Gardner et al.
patent: 2009/0014029 (2009-01-01), Borne
patent: 2009/0105109 (2009-04-01), Lant et al.
patent: 2009/0124531 (2009-05-01), Danziger et al.
patent: 2009/0186796 (2009-07-01), Gomez Ruiz et al.
patent: 1781395 (1995-12-01), None
patent: 29825083 (2004-09-01), None
patent: WO 9907815 (1999-02-01), None
patent: WO 2006/108856 (2007-01-01), None
PCT International Search Report dated Jul. 1, 2009—5 pgs.
Arisandy Christofer
Danziger James Lee
Hulskotter Frank
Showell Michael Stanford
Song Haiyan
Boyer Charles I
Lewis Leonard W.
McConihay Julie A.
The Procter & Gamble & Company
Upite David V.
LandOfFree
Laundry detergent containing polyethyleneimine suds collapser does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Laundry detergent containing polyethyleneimine suds collapser, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Laundry detergent containing polyethyleneimine suds collapser will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4185599