| Patents for C08J 11 - Recovery or working-up of waste materials (9,055) |
|---|
| 11/02/1994 | EP0622182A2 Deep-drawable, sealable multilayered foil comprising polyamide and polyolefin, containing a high proportion of recycled material |
| 11/02/1994 | CN1094417A Direct heating desulfuriying pot and technical specification |
| 11/02/1994 | CN1026414C Reclaiming method for polyimide film waste material |
| 11/01/1994 | US5360905 Recovery of caprolactam from oligomers and/or polymers of caprolactam |
| 10/31/1994 | CA2122288A1 Deep-drawable, sealable, multi-layer recycled film based on polyamide and polyolefins with a high content of recycled material |
| 10/31/1994 | CA2122283A1 Deep-drawable, sealable recycled film in at least three layers, based on polyamide and polyolefins and with a high content of recycled material |
| 10/28/1994 | CA2121933A1 Method of removing isocyanate from air streams |
| 10/27/1994 | WO1994024194A1 Polystyrene-dissolving agent |
| 10/27/1994 | WO1994024188A1 Increasing the molecular weight of polyesters and premix useful for this process |
| 10/27/1994 | DE4313007A1 Method of separating a plastic from a carrier material |
| 10/26/1994 | EP0621122A1 Method of recycling molded product of foam particles |
| 10/25/1994 | US5359099 Controlled catalytic and thermal sequential pyrolysis and hydrolysis of mixed polymer waste streams to sequentially recover monomers or other high value products |
| 10/25/1994 | US5359061 Controlled heating of mixed plastic waste in stream of carrier gas to first temperature range for first pyrolysis, then to second temperature range for second pyrolysis, separation |
| 10/25/1994 | US5358119 Separating particles with same density range in a free-fall separator |
| 10/20/1994 | DE4312037A1 Process for cleaving polycarbonates |
| 10/18/1994 | US5357006 Preparation of recyclate polyols, and the use thereof in the preparation of polyurethanes |
| 10/18/1994 | US5356938 Recycling of cured aminoplast resins |
| 10/18/1994 | US5356278 Apparatus for making a thermoplastic composite |
| 10/13/1994 | WO1994022979A1 Process for processing used or waste plastic material |
| 10/13/1994 | CA2158032A1 Process for processing used or waste plastic material |
| 10/12/1994 | EP0618939A1 Method for treating cross-linked polymers |
| 10/11/1994 | US5354930 Conversion of polymer wastes into waxes, lubricants |
| 10/11/1994 | US5354841 Process for preparing poly(arylene sulfide) polymers using cyclic arylene sulfide oligomers |
| 10/11/1994 | US5354582 Method for utilizing toner fines as an electrostatic spray coating material |
| 10/06/1994 | DE4322926C1 Process for recycling plastisols |
| 10/06/1994 | DE4311138A1 Recycling of thermoplastics having thin coatings of melt-inert foreign substances |
| 10/06/1994 | DE4310850A1 High-impact, filled polyamide mixtures containng polyamide/polyethylene multilayer film scrap |
| 10/05/1994 | EP0618254A1 Method for recycling painted plastic materials |
| 10/05/1994 | EP0617984A1 Methods for dechlorination disposal of polyvinyl chloride wastes and apparatus thereof |
| 10/04/1994 | US5352716 Thermoplastic polymer containing biodegradable component, oxidizable component, transition metal compounds as initiator and catalyst, oxidation promoter, stabilizer |
| 10/04/1994 | US5352250 Process of treating lacquer coagulum and its use |
| 09/29/1994 | DE4409335A1 Process for removing fibrous components from blend textiles |
| 09/29/1994 | DE4409334A1 Process for removing cellulosic fibre portions from blend textiles |
| 09/29/1994 | DE4409333A1 Process for removing cellulosic fibre portions from blend textiles |
| 09/29/1994 | DE4309427A1 Process for the recycling and disposal of thermoplastic waste |
| 09/29/1994 | DE4309228A1 Process for the production of granules, extrudates, pellets and mouldings |
| 09/29/1994 | DE4309139A1 Process for the production of powders and other small and ultra small particles |
| 09/29/1994 | DE4243368A1 Article made from used plastics |
| 09/28/1994 | EP0617075A1 Thermoplastic composition and method for producing thermoplastic composition by melt blending carpet |
| 09/27/1994 | US5350804 Rubber composition containing reclaimed silicone rubber |
| 09/27/1994 | US5350788 Method for reducing odors in recycled plastics and compositions relating thereto |
| 09/21/1994 | EP0616006A1 Process for deodorising used foamed mouldings, especially crates of fish |
| 09/21/1994 | EP0615989A1 Process for the thermoplastic processing of polyurethanes |
| 09/21/1994 | EP0542806B1 Process for producing polyol-containing dispersions and their use |
| 09/20/1994 | US5349091 Process for recycling cured polysulfide sealants |
| 09/19/1994 | CA2119001A1 Process for the thermoplastic working up of polyurethanes |
| 09/17/1994 | CA2119167A1 Methods for dechlorynation disposal of polyvinyl chloride wastes and apparatus thereof |
| 09/15/1994 | DE4307677A1 Process for the recycling of polystyrene foam scrap |
| 09/14/1994 | EP0614932A1 Method of and apparatus for regenerating waste polyvinyl chloride |
| 09/14/1994 | EP0614403A1 Process for removing contaminants from polyolefins for recycle |
| 09/14/1994 | EP0536222B1 Method for treating cross-linked eva-based polymers, and uses thereof |
| 09/08/1994 | DE4327037C1 Process for drying adhesive substances |
| 09/08/1994 | DE4306964A1 Process for the preparation of hydroxyalkyl ethers of oligocarbonates |
| 09/07/1994 | EP0613922A1 Process for reusing lacquer wastes |
| 09/07/1994 | EP0613417A1 Manufacture of a multilayered covering |
| 09/06/1994 | US5344851 Process for recovering binder components from lacquer sludge |
| 09/04/1994 | CA2116607A1 Process for reusing the overspray obtained from spraying coating compositions |
| 08/31/1994 | EP0613053A1 Process for removing plastics from microstructures |
| 08/31/1994 | EP0612793A1 Process for recycling cured aminoplast resins |
| 08/31/1994 | EP0612727A2 Semi-continuous depolymerization of nylon 6 polymer |
| 08/31/1994 | EP0538323B1 Method of preparing water-swellable products using very fine particles of water-swellable polymers |
| 08/30/1994 | US5342899 Process for recycling aqueous fluid absorbents fines to a polymerizer |
| 08/30/1994 | US5342884 Compositions prepared using finely-divided isocyanate based thermoset polymers |
| 08/30/1994 | US5342863 Ultrafiltration processes for the recovery of polymeric latices from whitewater |
| 08/30/1994 | US5342854 Dissolving polyester in sulfone solvent, separating from cotton fabric, filtering cotton, allowing dissolved polyester solution to phase out with time |
| 08/25/1994 | DE4306348A1 Process for detaching aluminium layers and all material layers possibly lying thereover from plastics lying thereunder which are not films |
| 08/25/1994 | DE4306347A1 Process for separating plastic-metal-material multilayer films, at least one of the metal layers lying between a plastic and a material layer |
| 08/23/1994 | US5340839 Method for salvaging organic thermoplastic values from discarded surface treated organic thermoplastic substrates |
| 08/18/1994 | WO1994018286A1 Thermal treatment of carbonaceous material |
| 08/18/1994 | CA2153808A1 Thermal treatment of carbonaceous material |
| 08/17/1994 | EP0610719A2 Process for the preparation of hydroxyl group containing compounds from (polyurethane) polyurea waste |
| 08/16/1994 | US5338763 Process for the preparation of compounds containing hydroxyl groups and their use in the production of polyurethane resins |
| 08/11/1994 | CA2115192A1 Process for removing plastics from microstructures |
| 08/10/1994 | CN1090569A Improved method for recovery of alkali metal or alkaline-earth metal terephthalate and of alkyleneglycol from polyethylene terephthalates |
| 08/09/1994 | US5336755 Precipitating with acid or alkaline precipitant |
| 08/09/1994 | US5336016 Rubber vehicular impact barrier |
| 08/09/1994 | CA2114873A1 A process for the production of hydroxyfunctional compounds from (polyurethane) polyurea waste |
| 08/03/1994 | EP0608454A1 Process and apparatus for producing polyamide-6 from polyamide waste |
| 08/02/1994 | US5334255 Method for removing and reclaiming excess paint from a paint spray booth |
| 07/27/1994 | EP0608157A1 Fast process to reclaim cured or semi-cured rubber |
| 07/27/1994 | EP0607502A1 Process for recycling solvent-containing wastes of synthetic resin varnishes |
| 07/27/1994 | EP0607324A1 Use of non-woven, needled fibrous mat material. |
| 07/27/1994 | CN1089964A Fast process to reclaim cured of semi-cured rubber |
| 07/21/1994 | WO1994016005A1 Depolymerization agent and method of depolymerizing silicones |
| 07/21/1994 | WO1994016004A1 Separation of nylon 6 from mixtures with nylon 6,6 |
| 07/21/1994 | DE4301097A1 Polyamide hot-melt adhesives prodn., esp. from polyamide re-granulate |
| 07/19/1994 | US5331065 Waste treatment, reaction with oxazoline compounds |
| 07/13/1994 | EP0605825A1 Thermoplastic plastics moulding matter, process of manufacture and moulding made therefrom |
| 07/13/1994 | CN1089117A Recycling cellulose esters from the waste from cigarette manufacture |
| 07/12/1994 | US5328934 Contacting cellulose acetate polymer with a supercritical fluid |
| 07/07/1994 | WO1994014896A1 Treatment of rubber to form bituminous compositions |
| 07/07/1994 | WO1994014883A1 Methods and devices for purifying polyolefin |
| 07/06/1994 | EP0604838A1 Multiaxially reinforced liquid crystal polymer sheet |
| 07/05/1994 | US5326927 Distillation |
| 07/05/1994 | US5326919 Monomer recovery from polymeric materials |
| 07/05/1994 | US5326791 Process for separation of hydrolyzable from non-hydrolyzable waste plastics for recovery of starting materials and other conversion processes, respectively |
| 06/30/1994 | DE4241645A1 Recovery and recycling of plastic from material combinations |
| 06/29/1994 | EP0603434A1 Polyamide recovery |
| 06/29/1994 | EP0442866B1 Method and plant for separation of synthetic water soluble polymers |
| 06/23/1994 | WO1994013757A1 Method of obtaining a polymerizable fraction of recyclable material |