Patent ID: 8399106
Filing Date: 2013-03-19
Classification: A01N,B27K,Y10T

Abstract:
1. A method for the treatment of wood, comprising contacting wood with a composition comprising at least one C 1 -C 7 -monocarboxylic acid or a salt or a mixture thereof, and at least one chelating agent selected from the group consisting of N-bis-[2-(1,2-dicarboxyethoxy)-ethyl]-aspartic acid (AES), N-bis-[2-(1,2-dicarboxyethoxy)-ethyl]-glycine (GES), N-bis-[2-(1,2-dicarboxyethoxy)-ethyl]-methylglycine (MGES), ethylenediaminesuccinic acid (EDDS), iminodisuccinic acid (ISA), polyaspartamic acid (PASP), polylactic acid (PLA), poly-α-hydroxyacrylic acid (PHAS), and a derivative and a mixture thereof, dissolved in a liquid aqueous vehicle.