The present invention relates to (per)fluoropolyether (PFPE) amnino derivatives, a method for their manufacturing and their uses.

The invention relates to a method for modifying isocyanates, wherein at least one organic monomer isocyanate having an NCO functionality >1 is oligomerised in the presence of at least one catalyst, said method being characterised in that the catalyst comprises at least one specific compound having an NPN sequence selected from compounds of formula I (formula I), and/or from compounds of formula II (formula II) where HX represents an acid with a pKa value 2, X.sup. represents the anion of an acid with a pKa value 2, and n represents an integer or fractional number between 0 and 20, wherein Y represents R.sub.12(R.sub.13)N and/or one or more substituents of the structure of formula III (formula III) and wherein R.sub.1 to R.sub.19 independently represent identical or different substituents selected from C.sub.1-C.sub.20 alkyl-, C.sub.1-C.sub.20 cycloalkyl- and C.sub.6-C.sub.20 aryl groups, or wherein R.sub.1 and R.sub.2, R.sub.3 and R.sub.4, R.sub.5 and R.sub.6, R.sub.7 and R.sub.8, R.sub.9 and R.sub.10, R.sub.12 and R.sub.13, R.sub.14 and R.sub.15, R.sub.16 and R.sub.17, R.sub.18 and R.sub.19 independently represent identical or different substituents selected from C.sub.1-C.sub.20 alkylene-, C.sub.1-C.sub.20 cycloalkylene-, C.sub.6-C.sub.20 arylene groups, and can form a 3- to 12-membered ring with the N atom joined to the P atom. The invention also relates to the use of a catalyst of this type.

The present invention relates to a polyurethane adhesive composition for film lamination, in particular in food flexible packaging. Further, the present invention relates to method of manufacturing a laminate by using the polyurethane adhesive composition and the laminate obtainable by the described method.

A detergent or cleaning agent for textiles, containing at least one surfactant and at least one polyurethane as an anti-crease agent, and to the use of polyurethanes as an anti-crease agent for textiles.

The present invention relates to a method for producing coatings on metal surfaces, wherein an optionally precoated metal surface has applied to it a coating material composition (K) which comprises a) at least one polyhydroxyl group-containing component (A), b) at least one component (B) having on average at least one free and/or blocked isocyanate group and having on average at least one hydrolyzable silane group of the formula (I)

N(XSiRx(OR)3-x)n(XSiRy(OR)3-y)m(I) c) and at least one phosphorus-containing catalyst (D) for the crosslinking of silane groups,
which comprises i. applying the coating material composition (K) to wheel rims, ii. 5 to 50 mol % of the isocyanate groups originally present in component (B) having undergone reaction to form silane groups of the formula (I), and iii. the phosphorus-containing catalyst (D) being selected from the group of phosphorus-containing acids and/or the partial esters of phosphorus-containing acids.

The present invention further provides the coatings obtainable by this method and also the use thereof.

Described are nonaqueous coating material compositions comprising (A) at least one polyhydroxyl group-containing compound, (B) at least one polyisocyanate group-containing compound having free or blocked isocyanate groups, (D) at least one amine-blocked phosphoric acid or phosphonic acid compound as a catalyst and (S) at least one monomeric aromatic optionally substituted carboxylic acid whose carboxyl group is in conjugation with a -electron system, wherein the component (B) comprises at least one structural unit NR(XSiRx(OR)3x) (II), and/or at least one structural unit N(XSiRx(OR)3x)n(XSiRy(OR)3y)m (III). Also described are multistage coating methods, and use of the coating material compositions.

The invention relates to novel polycarbodiimides which are capable of easy and reliable production, have high average molar masses and effect excellent hydrolysis stabilization, to processes for the production thereof and to the use thereof.

This invention provides a blocking agent dissociation catalyst for blocked isocyanates comprising an onium salt represented by the following formula (1):

##STR00001##

wherein n, R.sup.1, R.sup.2, R.sup.3, A, X, a, b, and Q.sup.+ are as defined in the specification.

The invention relates to a method for modifying isocyanates, wherein at least one organic monomer isocyanate having an NCO functionality >1 is oligomerised in the presence of at least one catalyst, said method being characterised in that the catalyst comprises at least one specific compound having an NPN sequence selected from compounds of formula I (formula I), and/or from compounds of formula II (formula II) where HX represents an acid with a pKa value 2, X.sup. represents the anion of an acid with a pKa value 2, and n represents an integer or fractional number between 0 and 20, wherein Y represents R.sub.12(R.sub.13)N and/or one or more substituents of the structure of formula III (formula III) and wherein R.sub.1 to R.sub.19 independently represent identical or different substituents selected from C.sub.1-C.sub.20 alkyl-, C.sub.1-C.sub.20 cycloalkyl- and C.sub.6-C.sub.20 aryl groups, or wherein R.sub.1 and R.sub.2, R.sub.3 and R.sub.4, R.sub.5 and R.sub.6, R.sub.7 and R.sub.8, R.sub.9 and R.sub.10, R.sub.12 and R.sub.13, R.sub.14 and R.sub.15, R.sub.16 and R.sub.17, R.sub.18 and R.sub.19 independently represent identical or different substituents selected from C.sub.1-C.sub.20 alkylene-, C.sub.1-C.sub.20 cycloalkylene-, C.sub.6-C.sub.20 arylene groups, and can form a 3- to 12-membered ring with the N atom joined to the P atom. The invention also relates to the use of a catalyst of this type.