US2010299818A1PendingUtilityA1

Lavatory treatment block compositions with substantive foaming benefits and improved lifespan

Assignee: RECKITT BENCKISER INCPriority: Oct 9, 2007Filed: Sep 18, 2008Published: Dec 2, 2010
Est. expiryOct 9, 2027(~1.2 yrs left)· nominal 20-yr term from priority
Inventors:Robert Zhong Lu
C11D 3/2065C11D 1/523C11D 3/0094C11D 17/0056
55
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Claims

Abstract

Lavatory treatment blocks which provide improved foaming benefit and improved foam substantivity are provided. The lavatory treatment blocks may be used with or without a lavatory treatment device, such as an in the bowl type, or in the cistern type device. Preferred embodiments of the lavatory treatment blocks provide a cleaning and/or sanitizing and/or disinfecting benefit to a sanitary appliance being treated using the lavatory treatment blocks.

Claims

exact text as granted — not AI-modified
1 . Lavatory treatment blocks with improved foaming benefits wherein the said blocks contain a foam improving amount of glycerine. 
     
     
         2 . Lavatory treatment blocks with improved foaming benefits wherein the said blocks contain a foam improving amount of a surfactant constituent which comprises glycerine. 
     
     
         3 . Lavatory treatment blocks with improved foaming benefits wherein the said blocks contain a foam improving amount of a surfactant constituent which comprises, in combination, a fatty amide, such as cocoamide diethanolamide with glycerine. 
     
     
         4 . A lavatory dispensing device adapted for use with a sanitary appliance, preferably an ITB device or an ITC device, comprising one or more lavatory treatment blocks according to any of  claim 1 ,  2  or  3 . 
     
     
         5 . A process for delivering a treatment composition to a sanitary appliance, especially preferably, to the interior of a toilet bowl, which process comprises: providing one or more lavatory treatment blocks according to  claim 1 ,  2  or  3 , and, periodically flushing water about the exterior of the said blocks to elute at least one chemical constituent to form a treatment composition with said water which treatment composition is used to treat a part of the sanitary appliance. 
     
     
         6 . A process for delivering a treatment composition to a sanitary appliance according to  claim 5  which process comprises: providing one or more lavatory treatment blocks according to  claim 1 ,  2  or  3 , and, periodically flushing water about the exterior of the said blocks to elute at least one chemical constituent to form a treatment composition with said water which treatment composition is used to treat a part of the sanitary appliance. 
     
     
         7 . A process for delivering a treatment composition to a sanitary appliance according to  claim 5  which process comprises: providing one or more lavatory treatment blocks according to  claim 1 ,  2  or  3  within a cistern or tank of the sanitary appliance, and, continuously immersing or periodically immersing at least a part of the blocks in the water within the cistern or tank so to elute at least one chemical constituent from each of the lavatory treatment blocks to form a treatment composition with the water which is used to treat a part of the sanitary appliance. 
     
     
         8 . A process for delivering a treatment composition to a sanitary appliance according to  claim 5  which process comprises: providing one or more lavatory treatment blocks according to  claim 1 ,  2  or  3  via use of an ITB device, suspending said block from a part of the toilet bowl, preferably from a part of the rim thereof, such that at least one chemical constituent of the block is used to form a treatment composition therefrom which is used to treat the interior of the toilet bowl when the treatment composition formed is used to flush the toilet bowl.

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