Bayer Aktiengesellschaft

Ludwig Rottmaier

Rudolf Merten

Henning Giesecke

Willi Dunwald

Jurgen Lewalter

Rolf Dhein

Wilfried Zecher

Bernhard Schulte

Wolfgang Siebourg

Werner Rasshofer

Friedrich Jonas

Klaus Reinking

Jurgen Hocker

Otto Ganster

Jurgen Kirsch

Dietrich Michael

Karl-Heinrich Meyer

Hans J Kreuder

Heinz-Josef Fullmann

Burkhard Lachmann

Leo Tork

Richard Muller

Wolfgang Hohne

Ruldolf Merten

Milan J Tima

Karl-Wolfgang Schellhammer

Ulrich Schimmel

Brund Luckas

Aqueous formulations containing a copolymer of monoolefinically unsaturated monomers having an acid number of 5 to 150 mg of KOH/g of substance and/or a polyurethane having an acid number of 5 to 150 mg of KOH/g of substance as the binder and a triglycidyl isocyanurate having an epoxy value of 0.5 to 1.01 as the cross-linker are suitable for dressing fill grain, buffed or split leathers.

Formulations and process for dressing leather and coating textiles

Organic polymers, for example thermoplastics, thermosetting resins, elastomers or lacquers with increased electrical conductivity, characterized by a content of sulphur-containing pyropolymers which have been obtained by pyrolysis of sulphur-containing condensation products of aromatic compounds, which optionally contain hereto-cyclic rings with O, S or N as hetero-atoms and, sulphur or sulphur releasing compounds.

Organic polymers with electrical properties

The present invention relates to a process for the production of urethane modified polyisocyanate preparations having an isocyanate content of 5 to 32% by weight by the reaction of

Process for the production of urethane-modified polyisocyanate

The invention relates to laminates of polyhydantoins.

Laminates of polyhydantoins

New tris-hydroxyalkyl triazolidine-3,5-diones are obtained by reacting triazolidine-3,5-dioxy with alkylene oxides.

Heterocyclic tris-hydroxyalkyl compounds

The present invention relates to new N,N'-bis-(2,3-epoxypropyl) derivatives of cyclic dicarboxylic acid hydrazides and to a process for their production.

N,N'-bis(2,3-epoxypropyl) derivatives of cyclic dicarboxylic acid

Use of compounds of the formula ##STR1## in which R.sup.1 designates hydrogen, an organic radical, the bonds R.sup.1 --N being C--N bonds, and, in the case in which m is 1, also acyl,

Triazolidine-3,5-diones as activators for per-compounds

Polyamide moulding compositions containing triazolidine-3,5-diones or reaction products thereof as flame retarding agents.

Flame-prooved polyamide moulding materials

Glycidyl-1,2,4-triazolidine-3,5-diones corresponding to the general formula I ##STR1## wherein R.sup.1 represents a mono- to pentavalent substituted or unsubstituted straight-chain or branched-chain C.sub.1 -C.sub.3 O aliphatic group, a mono- to pentavalent substituted or unsubstituted C.sub.5 -C.sub.21 cycloaliphatic group, a mono- to pentavalent substituted C.sub.7 -C.sub.17 aliphatic-aromatic group or a mono- to pentavalent substituted or unsubstituted C.sub.6 -C.sub.21 aromatic group, the above mentioned aliphatic group being optionally interrupted by one or more oxygen atoms or tertiary nitrogen atoms, and the above mentioned aliphatic-aromatic, polynuclear and cycloaliphatic polynuclear aromatic groups being optionally interrupted by at least one oxygen or tertiary nitrogen atom or by at least one C.sub.1 -C.sub.4 alkylene group or by at least one sulphonyl group ##STR2## R.sup.2 and R.sup.3, which may be identical or different, each represents a hydrogen atom or a methyl group, and n represents a number from 1 to 5.

Glycidyl-1,2,4-triazolidine-3,5-diones

Self-extinguishing thermoplastic polyamide moulding compositions containing barbituric acid and/or reaction products thereof as flameproofing agent.

Flameproof polyamide moulding compositions

This invention is directed to glycoluril-triazine salts of the formula: ##STR1## wherein the R's are hydrogen and hydrocarbon radicals, n is 1 to 4, and m is 4-n. These materials are suitable for modifying polymers, such as polyurethanes and flameproofing polyamides.

Glycoluril salts and a process for the preparation thereof

A triazolidine-3,5-dione/formaldehyde/amine condensate is disclosed of the formula ##STR1## in which wherein the terms R.sup.1, R.sup.2 and R.sup.5 are defined hereinafter in the specification

Triazolidine-3,5-dione/formaldehyde/amine condensates and compositions

A process for the production of 1,2,4-triazolidine-3,5-diones corresponding to the general formula I ##STR1## in which R.sup.1 represents a monofunctional, optionally substituted hydrocarbon radical, optionally interrupted by hetero atoms or hetero atomic groups,

Process for the production of 1,2,4-triazolidine-3,5-diones

An hydroxyalkyl- and alkoxyalkyl-triazolidine-3,5-dione is disclosed of the formula ##STR1## wherein R.sup.1 represents an unsubstituted or substituted aliphatic radical, which is straight-chain or branched, with 1-20 C atoms, mono- or poly-cycloaliphatic radical with 5 to 21 C atoms, araliphatic radical with 7 to 17 C atoms or aromatic radical with 6 to 20 C atoms, each radical carrying m of the radicals shown in brackets, and it being possible for the aliphatic radicals to be interrupted by one or more oxygen atoms or tertiary nitrogen atoms and for the cycloaliphatic, araliphatic and aromatic radicals to be interrupted by one or more oxygen atoms, tertiary nitrogen atoms or methylene groups with 1 to 4 C atoms,

Hydroxyalkyl- and alkoxyalkyl-triazolidine-3,5-dione compounds and their

Self-extinguishing flame resistant polyamide moulding compositions containing from 0.1 to 20% by weight of at least one glycoluril and/or reaction product of glycoluril as a flame-proofing agent.

Growing community of inventors

Odenthal, Germany

Ludwig Rottmaier