| 摘要 |
PCT No. PCT/EP90/01570 Sec. 371 Date May 26, 1992 Sec. 102(e) Date May 26, 1992 PCT Filed Sep. 17, 1990 PCT Pub. No. WO91/04303 PCT Pub. Date Apr. 4, 1991.Aqueous and storage-stable compositions for the deposition of temporary barrier layers on spray-coating booths and the like contain 5 to 80% by weight of one or more C8-carboxylic acid and/or an alkali metal salt thereof, 1 to 40% by weight of a pH-regulator consisting of one or more alkanol amine and/or alkali metal hydroxide, and 1 to 15% by weight of one or more layered silicate and/or polyacrylate and/or carboxymethylcellulose, together with water and any further desired additives, and have a pH value of 6 to 10 and a viscosity of 30 to 50 DIN-sec. The invention also provides a process for the production of such compositions. |
