Abstract: The present invention relates to a binder composition comprising a) component A comprising polymer(s) A1 having primary and/or secondary amino groups wherein polymer(s) A1 has(have) a primary and secondary amine group nitrogen content (NCps) of at least 1 wt.-% and b) component B comprising hydroxyacetone.

Abstract: The present invention relates to a binder composition comprising component A comprising polymer(s) A1 and optionally component B comprising component B1 which is selected from the group consisting of a mono-saccharide s, disaccharides, hydroxyacetone, glycolaldehyde and mixtures thereof, wherein polymer(s) A1 comprises at least 70 wt.-% poly(amino acid)s based on the total weight of the polymers) A1 and has (have) a total weight average molecular weight Mw,total of 800 g/mol to 10.000 g/mol, wherein the binder composition comprises 60 to 100 wt.-% polymer(s) A1, and 0 to 40 wt.-% component B1, based on the total weight of the sum of polymer(s) A1 and component B1, wherein the weight amounts of the polymer(s) A1 and component B1 are selected such that the total weight of the sum of polymer(s) A1 and component B1 is 100 wt.-%.

Abstract: The present invention relates to a binder composition comprising a) component A comprising polymer(s) A1 having primary and/or secondary amino groups, wherein polymer(s) A1 has(have) a primary and secondary amine group nitrogen content of at least 1 wt.-% and b) component B comprising component B1 which is 1,3-dihydroxyacetone, glycolaldehyde, glyceraldehyde or any mixture thereof, wherein the polymer(s) A1 has(have) a total weight average molecular weight Mw,total of at least 800 g/mol.

Abstract: The present invention relates to a binder composition comprising component A comprising polymer(s) A1 and optionally component B comprising component B1 which is selected from the group consisting of a mono-saccharides, disaccharides, droxyacetone, glycolaldehyde and mixtures thereof, wherein polymer(s) A1 comprises at least 70 wt.-% poly(amino acid)s based on the total weight of the polymers) A1 and has (have) a total weight average molecular weight Mw, total of 800 g/mol to 10.000 g/mol, wherein the binder composition comprises 60 to 100 wt.-% polymer(s) A1, and 0 to 40 wt.-% component B1, based on the total weight of the sum of polymer(s) Al and component B1, wherein the weight amounts of the polymer(s) Al and component B1 are selected such that the total weight of the sum of polymer(s) A1 and component B1 is 100 wt.-%.

Abstract: The present invention relates to a binder composition comprising a) Component A comprising amino acid polymer(s) A1 and b) Component B comprising component B1 selected from the group consisting of pentoses, hexoses, disaccharides of pentoses and/or hexoses and mixtures thereof, wherein the amino acid polymer(s) A1 has(have) a total weight average molecular weight Mw, total of at least 800 g/mol and at most 10.000 g/mol and wherein the binder composition comprises at least 55 wt.-% amino acid polymer(s) A1 based on the total weight of the amino acid polymer(s) A1 and component B1.

Abstract: The present invention relates to a process for preparing liquid compositions of etherified melamine formaldehyde resins, namely melamine formaldehyde resins etherified with a primary C1-C6-alkanol, which have low formaldehyde contents. The invention also relates to such liquid compositions of etherified melamine formaldehyde resins having a content of free formaldehyde of less than 0.3% by weight. The liquid compositions of etherified melamine formaldehyde resins are useful as crosslinking agents in coating compositions.

Abstract: The present invention relates to novel mono- or polynuclear melamine compounds and their use as dispersants for pigments and fillers in coating compositions, in particular in solvent-borne coating compositions. The mono- or polynuclear melamine compounds of the invention have at least one 2,4,6-triamino-1,3,5-triazine ring, wherein at least one amino groups of at least one of the 2,4,6-triamino-1,3,5-triazine rings of the mono- or polynuclear melamine compounds is of the formula A:NR1R2 (A) where R1 is H, CH(R3)OR4 or R2, R2 is CH(R3)O(A-O)x—R5, where R3 is H, C1-C10-alkyl or aryl; R4 is H, C1-C4-alkyl or C1-C4-alkoxy-C1-C4-alkyl; R5 is a hydrocarbon radical having from 1 to 40 carbon atoms; x is an integer from 2 to 500, having on average a value in the range from 2.5 to 400; A is an C2-C4-alkan-1,2-diyl radical.

Abstract: A lignocellulosic composite article includes a plurality of lignocellulosic pieces and an adhesive system disposed on the plurality of lignocellulosic pieces for bonding the plurality of lignocellulosic pieces. The adhesive system comprises a binder component and an additive component. The binder component comprises a diphenylmethane diisocyanate (MDI), a polymeric diphenylmethane diisocyanate (pMDI), and combinations thereof. The additive component comprises an amine compound and water. The amine compound can be imidazole. The additive component is useful for reducing the amount of press time required during manufacture of the composite article.

Abstract: The present invention relates to a method for producing isocyanate based lignocellulose materials in the presence of caprolactam, oligomers of caprolactam or mixtures thereof. The present invention also relates to the lignocellulose materials thus obtained and their use in furniture construction, housing construction, interior design and exhibition construction.

Abstract: The present invention relates to a novel and improved, batchwise or continuous, preferably continuous, process for producing single-layer or multilayer lignocellulose materials, comprising the process steps of (Ia) producing a mixture M1 and (Ib) optionally one or more mixture(s) M2, (II) scattering mixture M1 and any mixture(s) M2 to give a mat, (III) optionally precompacting the scattered mat and (IV) hot pressing, in that mixture M1 comprises the lignocellulose particles (component LCP-1) and additionally a) 0.005% to 0.5% by weight of organic carboxylic acid, carboxylic anhydride, carbonyl chloride or mixtures thereof (component A) b) 0.

Abstract: The present invention relates to a process for preparing liquid compositions of etherified melamine formaldehyde resins, namely melamine formaldehyde resins etherified with a primary C1-C6-alkanol, which have low formaldehyde contents. The invention also relates to such liquid compositions of etherified melamine formaldehyde resins having a content of free formaldehyde of less than 0.3% by weight. The liquid compositions of etherified melamine formaldehyde resins are useful as crosslinking agents in coating compositions.

Abstract: The present invention relates to a novel and improved, batchwise or continuous, preferably continuous, process for producing single-layer or multilayer lignocellulose materials, comprising the process steps of (Ia) producing a mixture M1 and (Ib) optionally one or more mixture(s) M2, (II) scattering mixture M1 and any mixture(s) M2 to give a mat, (III) optionally precompacting the scattered mat and (IV) hot pressing, in that mixture M1 comprises the lignocellulose particles (component LCP-1) and additionally a) 0.005% to 0.5% by weight of organic carboxylic acid, carboxylic anhydride, carbonyl chloride or mixtures thereof (component A) b) 0.

Abstract: The invention relates to a process for producing fiber materials in which at least one hydrolytic protein mixture and at least one polyamine- or polyimine-containing binder or any desired mixture of these binders are used for producing the fiber materials. The invention furthermore relates to the use of at least one hydrolytic protein mixture and at least one polyamine- or polyimine-containing binder or any desired mixture of these binders alone or in combination with at least one other binder or at least one assistant or at least one other binder and at least one assistant for producing fiber materials. The invention also relates to fiber materials which are obtainable by means of a process in which at least one hydrolytic protein mixture and at least one polyamine binder or at least one polyimine binder or at least one polyamine-containing or polyimine-containing binder or any desired mixture of these binders were used for producing the fiber materials.