Beiersdorf Patents Alkane Diols in Salt-Containing Skincare/Cleansing Composition

US Patent 12,042,551 B2 (Uta Meiring, Jan Nilsson); Beiersdorf AG, Hamburg, has patented a cosmetic for cleansing of skin and/or caring for skin. It is comprised of one or more alkanediols selected from propylene glycol, butylene glycol, 2-methylpropane-1,3-diol, glyceryl caprylate, polyglyceryl-2 caprate, ethylhexylglycerin, 1,2-pentanediol, 1,2-hexanediol, 1,2-octanediol, 1,2-decanediol and sodium chloride.

The preparation is free of parabens, isothiazolinones and 3-iodopropargyl N-butylcarbamate (IPBC), is free of 2-ethylhexyl 2-cyano-3,3-diphenylacrylate; 2-ethylhexyl 4-methoxycinnamate; isoamyl 4-methoxycinnamate, 2-hydroxy-4-methoxybenzophenone; 2-hydroxy-4-methoxy-4′-methylbenzophenone; 3-(4-methyl-benzylidene)camphor, 3-benzylidene camphor, 2-phenylbenzimidazole-5-sulfonic acid and salts thereof; phenylene-1,4-bis(2-benzimidazyl)-3,3′-5,5′-tetrasulfonic acid salts; 1,4-di(2-oxo-10-sulfo-3-bornylidenemethyl)benzene salts; 4-(2-oxo-3-bornylidenemethyl)benzenesulfonic acid salts and 2-methyl-5-(2-oxo-3-bornylidenemethyl) sulfonic acid salts, and also is free of polyethylene glycol, polyethylene glycol ethers and polyethylene glycol esters.