초록 ▼

Hydroxypropyl cellulose ethers which have a methoxyl substitution of from 21% to 35% and a hydroxypropoxyl substitution of from 14% to 35% and which have a viscosity of at least about 50 mPaㆍs as a 2 weight percent aqueous solution are useful as thickening agents for organic liquids, optionally mixe

Hydroxypropyl cellulose ethers which have a methoxyl substitution of from 21% to 35% and a hydroxypropoxyl substitution of from 14% to 35% and which have a viscosity of at least about 50 mPaㆍs as a 2 weight percent aqueous solution are useful as thickening agents for organic liquids, optionally mixed with water.

대표청구항 ▼

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 subs

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 mPaㆍs as a 2 weight percent aqueous solution at 20°C.