| Patents for C08J 11 - Recovery or working-up of waste materials (9,055) |
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| 09/10/1997 | EP0794216A1 Process for regeneration of recycled polyvinylchloride |
| 09/10/1997 | EP0793741A2 Binder composition useful for producing non-woven fabrics and process for producing moulded parts made of non-woven fabrics |
| 09/09/1997 | US5665784 Recovery of polyester from spent film |
| 09/09/1997 | CA1339455C Process for destruction of toxic organic chemicals and the resultant inert polymer by-product |
| 09/08/1997 | CA2199540A1 Process for regeneration of recycled polyvinylchloride |
| 09/04/1997 | WO1997031972A1 Method of shrinking foamed resin and apparatus therefor |
| 09/03/1997 | CN1035746C Ultrafiltration process for recovery of polymeric latices from whitewater |
| 08/27/1997 | EP0790978A1 A process for recycling amino-carboxylic acid waste materials into amido-carboxylic acids |
| 08/27/1997 | CN1158138A Process for treating expanded polystyrene and apparatus therefor |
| 08/26/1997 | US5660770 Recycling a fiber-reinforced thermoplastic |
| 08/21/1997 | WO1997030113A1 Recycle of cured unsaturated polyester resin waste |
| 08/21/1997 | WO1997030112A1 Stabilisation of polyolefin-recyclates |
| 08/21/1997 | DE19606931A1 Simple process of polystyrene foam waste with reduction in volume |
| 08/21/1997 | CA2243697A1 Stabilisation of polyolefin-recyclates |
| 08/20/1997 | EP0790278A1 Structural material, molding made therefrom, and method of degradation of these |
| 08/20/1997 | EP0790277A1 Process for sorting polymers |
| 08/19/1997 | US5658616 Process for spray-painting with aqueous paints |
| 08/19/1997 | CA2025705C Pyrolysis process and apparatus |
| 08/13/1997 | EP0789052A1 Process for treating expanded polystyrene and apparatus therefor |
| 08/06/1997 | EP0787708A2 Recovery of glycols from glycol-containing streams from depolymerised polyesters |
| 08/05/1997 | US5654368 Recyclable cross-linked polymer, method for producing a molded article, and method for recycling the same |
| 08/05/1997 | US5654344 Reacting a recycled glycidyl ether endcapped polyether with a polyisocyanate in the presence of a catalyst and a blowing agent; rigidity; uniformity; shrinkage inhibition; foams/open-cell/ |
| 08/05/1997 | US5654045 Multiaxially reinforced LCP sheet |
| 08/05/1997 | US5653889 Coating filter surface with polyamide particles and using it to trap polyamide oligomers |
| 07/31/1997 | WO1997027243A1 Process for hydrolysing polyurethane degradation products |
| 07/31/1997 | WO1997027242A1 Method for reclaiming fused vinyl plastisols |
| 07/31/1997 | CA2238411A1 Process for hydrolysing polyurethane degradation products |
| 07/30/1997 | EP0786492A2 Plastic molded product and method for disposal of the same |
| 07/30/1997 | EP0785967A1 Increasing the molecular weight of polycondensates |
| 07/30/1997 | EP0785962A1 Polyarylene sulphide recycling process |
| 07/30/1997 | CN2258499Y Equipment for producing regenerated rubber by dynamic desulfuration method |
| 07/29/1997 | US5652275 Process for the chemical recycling of polycarbonates |
| 07/29/1997 | US5651994 Elastic paving material |
| 07/23/1997 | EP0785228A2 Humidified rubber powder obtained by recycling of scrap materials |
| 07/23/1997 | EP0785055A2 Biodegradable resin foam |
| 07/15/1997 | US5648431 Process for the utilization of plastics |
| 07/15/1997 | US5648419 Restructuring silicone rubber to produce fluid or grease |
| 07/15/1997 | CA2115661C A process for recycling expanded particle moldings |
| 07/10/1997 | WO1997024312A1 Process for manufacturing terephthalic acid |
| 07/10/1997 | WO1997024311A1 Process for manufacturing terephthalic acid |
| 07/10/1997 | WO1997024310A1 Process for manufacturing terephthalic acid |
| 07/08/1997 | US5646191 Hydrolysis; depolymerization |
| 07/02/1997 | CN1153187A Method for regeneration of used vulcanized rubber-isobutylene by electron beam |
| 07/01/1997 | CA2064658C Reclaiming e-caprolactam from nylon 6 carpet |
| 06/26/1997 | DE19646150A1 Resin composite materials used as packaging, filler, noise-proofing, vibration damping, levelling out material or rubber substitute |
| 06/24/1997 | US5641361 Method for removing and reclaiming excess uncured paint from a paint spray booth |
| 06/24/1997 | US5641128 Method of and apparatus for recovering foaming gas of the foamed material |
| 06/18/1997 | EP0778860A1 Expandable styrene polymers containing recyclate |
| 06/12/1997 | WO1997020886A1 Process including glycolysis and subsequent purification for recycling polyester materials |
| 06/12/1997 | DE19545580A1 Process for separation of elastic materials and metallic material in composite |
| 06/12/1997 | CA2239003A1 Process including glycolysis and subsequent purification for recycling polyester materials |
| 06/04/1997 | EP0776930A1 Process for reclamation of recycled polyolefins and polymeric material manufactured according to this process |
| 06/03/1997 | US5635584 Process including glycolysis and subsequent purification for recycling polyester materials |
| 06/03/1997 | US5635542 Decomposing by alcoholysis with addition of 1,3-dicarbonyl compound to reduce content of low molecular weight aromatic primary amines |
| 06/03/1997 | US5634405 Methods for removing ink from polymeric substrates |
| 05/30/1997 | CA2191650A1 Process for the reclamation of recycled polyolefins and polymeric material manufactured according to this process |
| 05/28/1997 | EP0692009B1 Process for processing used or waste plastic material |
| 05/28/1997 | EP0679169B1 Separation of nylon 6 from mixtures with nylon 6,6 |
| 05/22/1997 | WO1997018261A1 Polymeric compositions utilizing processed paint sludge |
| 05/22/1997 | DE19544172A1 Removing halogen(s) and their compounds from thermoplastics |
| 05/20/1997 | US5631346 Thermomechanical degradation of polyolefins |
| 05/20/1997 | US5631303 Process for removing plastics from microstructures |
| 05/20/1997 | US5630945 Method for recovering uncrosslinked synthetic resin waste |
| 05/15/1997 | DE19646175A1 Crosslinked polyurethane powder with reactive surface groups |
| 05/14/1997 | EP0773253A2 Process for recovering of secundary polyols from paint sludge |
| 05/14/1997 | CN1149598A Treating method for plastic garbage recovering resource |
| 05/13/1997 | US5629353 Highly cross-linked nanoporous polymers |
| 05/13/1997 | US5629352 Solvent for polystyrene, method for reducing volume of polystyrene foam and method for recycling polystyrene foam |
| 05/13/1997 | US5628984 Composition to promote lung mucus secretions |
| 05/13/1997 | US5628832 Removal of adhesive from polyester film |
| 05/09/1997 | WO1997016478A1 Post-consumer recycled plastics |
| 05/07/1997 | EP0771828A2 Polyurethane mouldings prepared from recycled polyols, process for their preparation and their use |
| 05/07/1997 | EP0771338A1 Method of reclaiming waste plastic material and a compound including waste plastic material |
| 05/07/1997 | EP0627109A4 Peelable label and methods of manufacturing and recycling. |
| 05/07/1997 | CN1149262A Process and apparatus for recycling disposable diapers |
| 05/07/1997 | CN1149064A Liquid agent for treating white garbage |
| 05/04/1997 | CA2189318A1 Molded polyurethane articles prepared from recycled polyols and processes for their production and use |
| 05/02/1997 | EP0770462A2 Waste processing apparatus, waste recovery system and liquid container |
| 05/01/1997 | WO1997015614A1 Rubber devulcanization process |
| 05/01/1997 | CA2231514A1 Rubber devulcanization process |
| 04/30/1997 | CN1034739C Spliting process for waste tyre rubber |
| 04/23/1997 | EP0626871B1 Method and apparatus for the controlled reduction of organic material |
| 04/23/1997 | CN1148058A Utilization of waste dacron to produce polyester-polylol which is used as raw material for preparing polyurethane, and method for prepn. therefor |
| 04/22/1997 | CA2060442C Method for recycling the water soluble resin in the injection molded product |
| 04/16/1997 | CN1147443A Waste material reusing technology in prodn of unsaturated polyester product |
| 04/15/1997 | US5621037 Rubber solution and rubber concrete using the same |
| 04/15/1997 | US5620786 Hot water soluble towels, sponges and gauzes |
| 04/15/1997 | US5620665 Method of recycling unsaturated polyester resin waste and recycling apparatus |
| 04/10/1997 | DE19537120A1 Removal of colour from lacquered propylene@] automobile parts |
| 04/10/1997 | DE19536346A1 Foam, re-soluble in alkali |
| 04/09/1997 | EP0638017B1 Process and device for recycling blown plastics |
| 04/01/1997 | US5616646 Restructuring silicone rubber to produce fluid or grease |
| 04/01/1997 | US5616641 Separation of plastic components for recycling thereof |
| 04/01/1997 | US5616623 Process for the decompostion of polyurethane plastics |
| 03/26/1997 | CN2250356Y Water-proof desulfating car |
| 03/20/1997 | DE19637404A1 Lactide recovery from poly:lactic acid for economical recycling of waste |
| 03/20/1997 | DE19534276A1 Recycling polyalkylene terephthalate esp. PET film waste |
| 03/19/1997 | EP0722480A4 Liquefaction and partial oxidation of plastic materials |
| 03/19/1997 | CN1145377A Method for prodn. of high elastic regenerated rubber |
| 03/12/1997 | EP0761763A1 Reclaimed thermoplastic resin compositions and process for the production thereof |