A nitrogen stabilizing composition is provided. The composition includes 10% to 18% w/w N-(n-butyl) thiophosphoric triamide (NBPT), a light oil, an emulsifier, and a solvent including N-methyl-2-pyrrolidone (NMP) and two or more of propylene glycol, ethylene glycol, morpholine and glycerine.

A nitrogen stabilizing composition is provided. The composition includes 10% to 18% w/w N-(n-butyl) thiophosphoric triamide (NBPT), a light oil, an emulsifier, and a solvent including N-methyl-2-pyrrolidone (NMP) and two or more of propylene glycol, ethylene glycol, morpholine and glycerine.

An composition comprising: (A) a mixture comprising at least one (thio)phosphoric acid triamide according to the general formula (I)
R.sup.1R.sup.2NP(X)(NH.sub.2).sub.2, wherein X is oxygen or sulfur; R.sup.1 is a C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl, C.sub.6 to C.sub.20 aryl, or dialkylaminocarbonyl group; R.sup.2 is H, or R.sup.1 and R.sup.2 together with the nitrogen atom linking them define a 5- or 6-membered saturated or unsaturated heterocyclic radical, which optionally comprises 1 or 2 further heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur, and (C) at least one amine selected from the group consisting of (C1) a polymeric polyamine, and (C2) an amine containing not more than one amino group and at least three alkoxy- or hydroxy-substituted C.sub.2 to C.sub.12 alkyl groups R.sup.21, wherein at least one of the groups R.sup.21 is different to the other groups R.sup.21, and (C3) an amine containing not more than one amino group and at least two alkoxy- or hydroxy-substituted C.sub.2 to C.sub.12 alkyl groups R.sup.22, wherein at least one of the groups R.sup.22 bears the alkoxy or hydroxy substituent at a secondary or tertiary carbon atom and wherein at least one of the groups R.sup.22 is different to the other group(s) R.sup.22, and (C4) an amine containing at least one saturated or unsaturated C.sub.8 to C.sub.40 alkyl group R.sup.23, and (C5) a saturated or unsaturated heterocyclic amine which contains at least one oxygen atom as ring atom and which does not contain a further alkoxy group.

An composition comprising: (A) a mixture comprising at least one (thio)phosphoric acid triamide according to the general formula (I)
R.sup.1R.sup.2NP(X)(NH.sub.2).sub.2, wherein X is oxygen or sulfur; R.sup.1 is a C.sub.1 to C.sub.20 alkyl, C.sub.3 to C.sub.20 cycloalkyl, C.sub.6 to C.sub.20 aryl, or dialkylaminocarbonyl group; R.sup.2 is H, or R.sup.1 and R.sup.2 together with the nitrogen atom linking them define a 5- or 6-membered saturated or unsaturated heterocyclic radical, which optionally comprises 1 or 2 further heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur, and (C) at least one amine selected from the group consisting of (C1) a polymeric polyamine, and (C2) an amine containing not more than one amino group and at least three alkoxy- or hydroxy-substituted C.sub.2 to C.sub.12 alkyl groups R.sup.21, wherein at least one of the groups R.sup.21 is different to the other groups R.sup.21, and (C3) an amine containing not more than one amino group and at least two alkoxy- or hydroxy-substituted C.sub.2 to C.sub.12 alkyl groups R.sup.22, wherein at least one of the groups R.sup.22 bears the alkoxy or hydroxy substituent at a secondary or tertiary carbon atom and wherein at least one of the groups R.sup.22 is different to the other group(s) R.sup.22, and (C4) an amine containing at least one saturated or unsaturated C.sub.8 to C.sub.40 alkyl group R.sup.23, and (C5) a saturated or unsaturated heterocyclic amine which contains at least one oxygen atom as ring atom and which does not contain a further alkoxy group.

The present invention provides a pigment/additive comprising discrete multivalent oxidation state (DiMVO) phenothiazine compounds having corrosion inhibiting properties. These novel DiMVO phenothiazines are useful in preparing waterborne primer coating formulations for application to metals and metal alloys and demonstrating corrosion inhibiting properties. Furthermore, such formulations are chromate-free and have reduced VOC content. Methods of preparing and using such compounds and waterborne formulations also are described.

The present invention provides a pigment/additive comprising discrete multivalent oxidation state (DiMVO) phenothiazine compounds having corrosion inhibiting properties. These novel DiMVO phenothiazines are useful in preparing waterborne primer coating formulations for application to metals and metal alloys and demonstrating corrosion inhibiting properties. Furthermore, such formulations are chromate-free and have reduced VOC content. Methods of preparing and using such compounds and waterborne formulations also are described.

The invention relates to a process for preparing concentrated solutions of polymerization inhibitor, that can be used for the production, purification and storage of monomer compositions. This process comprises a step in which at least one polymerization inhibitor in the molten state is mixed with a solvent.

The invention relates to a process for preparing concentrated solutions of polymerization inhibitor, that can be used for the production, purification and storage of monomer compositions. This process comprises a step in which at least one polymerization inhibitor in the molten state is mixed with a solvent.

The invention relates to an aqueous inhibition composition for the inhibition of electrochemical metal plating on polymer surfaces, said inhibition composition comprising an inhibition agent selected from the group of compounds having at least one sulfur and at least one nitrogen atom as well as to a method for the inhibition of an insulated surface of a rack area. The inventive inhibition composition is capable to provide a solution for prohibiting unintended metallization on insulated areas of the racks when non-chromic etching is utilized for plating on plastics processes.

The invention relates to an aqueous inhibition composition for the inhibition of electrochemical metal plating on polymer surfaces, said inhibition composition comprising an inhibition agent selected from the group of compounds having at least one sulfur and at least one nitrogen atom as well as to a method for the inhibition of an insulated surface of a rack area. The inventive inhibition composition is capable to provide a solution for prohibiting unintended metallization on insulated areas of the racks when non-chromic etching is utilized for plating on plastics processes.