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Hydroxypropyl methyl cellulose thickening agents for organic liquids

  • US 4,614,545 A
  • Filed: 08/15/1985
  • Issued: 09/30/1986
  • Est. Priority Date: 08/15/1985
  • Status: Expired due to Fees
First Claim
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1. A method for thickening an organic liquid or a mixture thereof with water by adding a thickening amount of a hydroxypropyl methyl cellulose ether which has a methoxyl substitution of from 21% to 35%, a hydroxypropoxyl substitution of from 18% to 35% and a sum of the methoxyl and hydroxypropoxyl substitution of from 39% to 70% and which has a viscosity of at least about 1,000 mPa·

  • s as a 2 weight percent aqueous solution at 20°

    C.

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