US2002142932A1PendingUtilityA1

Dry cleaning compositions and their use

39
Assignee: UNILEVER HOME & PERSONAL CAREPriority: Dec 29, 2000Filed: Dec 28, 2001Published: Oct 3, 2002
Est. expiryDec 29, 2020(expired)· nominal 20-yr term from priority
D06L 1/04
39
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Claims

Abstract

A dry cleaning composition comprising: (a) more than 60 wt % to 99.9 wt % of an Isoparaffinic solvent having a molecular average of at least 9 carbon atoms; (b) from 0.01 wt % to 39 wt % of water; (c) from 0.01 wt % to 39 wt % of emulsifier; and (d) from 0.001 wt % to 39 wt % of a cleaning auxiliary.

Claims

exact text as granted — not AI-modified
1 . A dry cleaning composition comprising: 
 (a) more than 60 wt % to 99.9 wt % of an isoparaffinic solvent having a molecular average of at least 9 carbon atoms;    (b) from  0 . 01  wt % to 39 wt % of water;    (c) from  0 . 01  wt % to 39 wt % of emulsifier; and    (d) from 0.001 wt % to 39 wt % of a cleaning auxiliary.    
     
     
         2 . A composition according to  claim 1 , when the isoparaffinic solvent has an average of from 10 to 16 carbon atoms.  
     
     
         3 . A composition according to  claim 1 , wherein the emulsifier comprises one or more surfactants selected from ionic and nonionic surfactants and has an HLB of from 5 to 15.  
     
     
         4 . A composition according to  claim 1 , wherein the weight ratio of water to emulsifier is from 20:1 to 1:20.  
     
     
         5 . A composition according to  claim 1 , wherein the cleaning auxiliary is selected from detergency builders, bleaches, alkaline agents, fluoresceors, enzymes and mixtures thereof.  
     
     
         6 . A process for dry cleaning textile fabrics, the process comprising contacting said fabrics with a composition according to  claim 1 , at atmospheric pressure and at ambient temperature.

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