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Xalter

Rainer Xalter, Freiburg DE

Patent application numberDescriptionPublished
20090117389Coating Materials with Oxygen Scavenger and/or Oxygen Indicator Function for Coating or Bonding and Products Produced Therewith - The present invention relates to a surface-coating material comprising a matrix of an at least partly organic polymer and also at least one component selected from components which, following appropriate triggering, are reactive towards oxygen. These components are preferably oxygen-consuming and/or they are able to indicate the presence of oxygen. The surface-coating material is suitable in particular as a coating material or as an adhesive. The invention further relates to a substrate provided with a coating of the stated surface-coating material, to a composite material composed of a plurality of layers which have been joined using this surface-coating material, and to production processes therefor. In one particular embodiment the matrix is formed from an organic-inorganic hybrid polymer; alternatively it may have a purely organic construction. The component that is reactive towards oxygen may either be embedded in the matrix or incorporated covalently therein.05-07-2009

Rainer Xalter, Basel CH

Patent application numberDescriptionPublished
20110237715FLAME RETARDANT COMPOSITIONS OF PHOSPHINIC ACID SALTS AND NITROXYL DERIVATIVES - The present invention relates to flame retardant polymer compositions which comprise mixtures of salts of phosphinic acids and 2,2,6,6-tetraalkylpiperidines. The mixtures are especially useful for the manufacture of flame retardant compositions based on thermoplastic polymers.09-29-2011
20110266507MELAMINE PHENYLPHOSPHONATE FLAME RETARDANT COMPOSITIONS - The present invention relates to flame retardant polymer compositions which comprise melamine phenylphosphonates and mixtures with dihydro-oxa-phosphaphenanthrene derivatives. The compositions are especially useful for the manufacture of flame retardant compounds based on polyfunctional epoxides or polycondensates like polyesters, polyamides and polycarbonates.11-03-2011

Rainer Xalter, Ludwigshafen DE

Patent application numberDescriptionPublished
20110294920DOPO-FLAME RETARDANT IN EPOXY RESINS - The present invention relates to flame retardant polymer compositions which comprise mixtures of phosphinic acid salts and dihydrophospho-phenantrene (DOPO). The mixtures are especially useful for the manufacture of flame retardant compositions based on polyfunctional epoxides and epoxy resin compositions that result in laminates with excellent surface characteristics and reduced delamination tendency.12-01-2011