摘要:
The invention relates to a preservative with reduced formaldehyde and amine emission which comprises
a) at least one N-formal, b) at least one emission-reducing additive which is chosen from urea, urea derivatives, amino acids, guanidine and guanidine derivatives, and c) monoethylene glycol, and to the use of the preservative in a technical product.
摘要:
The invention relates to a liquid concentrate for the preservation of cosmetic and pharmaceutical products based on 3-iodo-2-propynyl butylcarbamate (IPBC) which, in addition to IPBC, comprises a liquid carrier chosen from polyvalent alcohols, glycol esters and glycol ethers or any mixture thereof and a stabilizer chosen from formic acid, formic acid salts and formate esters or any mixture thereof, no additional carboxylic acid chosen from benzoic acid, propionic acid, salicylic acid, sorbic acid, 4-hydroxybenzoic acid, dehydroacetic acid and 10-undecylenic acid or a salt thereof being present.