| 摘要 |
PCT No. PCT/EP96/03958 Sec. 371 Date Mar. 16, 1998 Sec. 102(e) Date Mar. 16, 1998 PCT Filed Sep. 10, 1996 PCT Pub. No. WO97/11062 PCT Pub. Date Mar. 27, 1997Preparations consisting of 5 to 90%, relative to the total weight of the preparations, of mainly neutralized 1-hydroxy-benzotriazole of the formula in which R1 and R2, independently of one another, represent hydrogen or methyl and M(+) is one equivalent of an alkali metal or alkaline earth metal cation or H(+), whereby M(+) is present in the range of 85-100 equivalent-% as alkali metal or alkaline earth metal cation and in the range of 15-0 equivalent-% as H(+), and the remainder to 100% of water, whereby the water containing preparations have a pH value of from 3 to 11 are nonexplosive and can be handled without danger. For the preparation, unsubstituted 1-hydroxy-benzotriazole is neutralized with an aqueous solution or suspension of a hydroxide, bicarbonate or carbonate of an alkali metal or alkaline earth metal. These preparations may be present as solutions, suspensions or pastes.
|
