| Patents for C08J 11 - Recovery or working-up of waste materials (9,055) |
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| 12/15/1998 | US5849862 Processes of spray drying polymer-containing dispersions, water-in-oil emulsions and water-in-oil microemulsions |
| 12/15/1998 | US5849818 Skin sulfonated particles in matrices |
| 12/15/1998 | US5849804 Recovery of polyamides from composite articles |
| 12/15/1998 | US5849381 Method of producing disposable articles utilizing regrind polyethylene terephthalate (PET) |
| 12/15/1998 | US5849339 Apparatus for producing biodegradable resin foam |
| 12/10/1998 | DE19724146A1 Recovery of paraffin(s) and/or microwaxes from used plastics |
| 12/09/1998 | EP0813567B1 Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes |
| 12/09/1998 | CN1041100C Method for producing paint resin from waste polyurethane foam plastics |
| 12/03/1998 | WO1998053969A1 Method for processing material comprising aluminium and plastic |
| 12/03/1998 | DE19722586A1 Recycling plant recovering paraffins and microcrystalline wax from contaminated mixed waste polyolefin plastics |
| 12/03/1998 | DE19722585A1 Recycling plant recovering paraffin(s) and microcrystalline wax from contaminated mixed waste polyolefin plastics |
| 12/03/1998 | DE19722584A1 Working up used plastic mixtures for further processing |
| 12/02/1998 | EP0880557A1 Stabilisation of polyolefin-recyclates |
| 12/02/1998 | CN1200745A Rubber devulcanization process |
| 12/01/1998 | US5842650 Method and arrangement for breaking up elastic materials combined with metallic materials |
| 11/26/1998 | WO1998052730A1 Method of recycling polyester foam |
| 11/25/1998 | CN1200066A Continuous process for recovering raw materials from coated foils, device for carrying out this process and foil materials recovered thereby |
| 11/24/1998 | US5840773 Extracting with aliphatic alcohol free of alkaline earth halide |
| 11/24/1998 | US5840772 Separation a gas barrier polymer coating from a thermoplastic base, contacting with water, base or acid, lifting agent andaccelerator |
| 11/19/1998 | WO1998051717A1 Polymer deformulation by solvent solution filtration |
| 11/19/1998 | CA2288623A1 Polymer deformulation by solvent solution filtration |
| 11/18/1998 | EP0878501A2 Process for recycling plastics and the use of recycled plastics as adsorption agents |
| 11/18/1998 | EP0878494A2 Recyclable cold curing aqueous coating composition and method for recycling it |
| 11/18/1998 | EP0877842A1 Roof shingles and a method of making the same |
| 11/17/1998 | CA2134648C Process and device for recycling blown plastics |
| 11/12/1998 | WO1998050459A1 Nonaqueous ozonation of vulcanized rubber |
| 11/11/1998 | EP0876426A1 Process for hydrolysing polyurethane degradation products |
| 11/11/1998 | EP0876425A1 Method for reclaiming fused vinyl plastisols |
| 11/11/1998 | EP0876324A1 Process for manufacturing terephthalic acid |
| 11/05/1998 | WO1998049238A1 Use of recycled cd material as an additive for glitter dyes |
| 11/05/1998 | WO1998049216A1 Purification of by-product stream in preparation of polytrimethylene terephthalate |
| 11/05/1998 | DE19719084A1 Poly:ol(s) produced from waste polyurethane and residue arising from polyester production |
| 11/04/1998 | EP0875528A1 Process for the preparation of rigid polyurethane foams |
| 11/04/1998 | EP0875504A1 Depolymerization of polyamides |
| 11/04/1998 | CN1197813A Process and system for converting plastics waste into oil |
| 11/04/1998 | CN1040544C Regenerated plastic |
| 11/01/1998 | CA2236116A1 Depolymerization of polyamides |
| 10/29/1998 | WO1998047952A1 Recovery of polyester from contaminated polyester waste |
| 10/29/1998 | WO1998047681A1 Process for the recovery of aluminium, cellulose and polyethylene from pack type package residues and wastes |
| 10/29/1998 | DE19717878A1 Verwendung von CD-Rezyklat als Einsatzstoff für Flittereinfärbungen Use of CD-recycled as feedstock for Flittereinfärbungen |
| 10/29/1998 | CA2284999A1 Recovery of polyester from contaminated polyester waste |
| 10/29/1998 | CA2233366A1 Production of rigid polyurethane foams |
| 10/28/1998 | EP0874020A1 Catalyzed degradation of thermoplastic polyolefins and incorporation of degration products into heavy hydrocarbons |
| 10/28/1998 | EP0873296A1 Process for manufacturing terephthalic acid |
| 10/27/1998 | US5827607 Advanced polymer wood composite |
| 10/27/1998 | US5827336 Granulation, liquefaction with hydrocarbon solvent to form slurry, separting inorganic material, reacting remainder of slurry containing nonseparable inorganics with free oxygen for oxidation to produce synthesis gas and nontoxic slag |
| 10/22/1998 | WO1998046670A1 Manufacturing process for landing mats for judo and playing and the mat obtained accordingly |
| 10/22/1998 | CA2233418A1 Catalyzed degradation of thermoplastic polyolefins and incorporation of degradation products into heavy hydrocarbons |
| 10/21/1998 | EP0872536A2 Process and system for converting plastics waste into oil |
| 10/21/1998 | EP0871603A1 Process for manufacturing terephthalic acid |
| 10/20/1998 | US5824745 Resin composition |
| 10/20/1998 | US5824709 Method for recycling waste plastic material containing styrene polymer |
| 10/20/1998 | US5824196 Removing contaminant from recycled polyethylene terephthalate (rpet) by steam stripping |
| 10/15/1998 | DE19715418A1 Recycling thermoset plastic products comprising crosslinkable copolymer |
| 10/14/1998 | EP0708800B1 Process for stabilising styrene-containing recycled plastic materials and stabiliser mixtures therefor |
| 10/14/1998 | EP0646106B1 Method for the simultaneous preparation of dicarboxylic acids and diamines by decomposing polyamides into their constituent monomers |
| 10/13/1998 | US5821553 Controlling pyrolysis of a complex waste stream of plastics to convert high value monomers or other chemicals to minimize disposal requierments for non-biodegradable materials and conserving nonbiodegradable resources |
| 10/13/1998 | US5821395 Waste processing |
| 10/08/1998 | WO1998044029A1 Process for removing contaminants from polyesters and controlling polymer molecular weight |
| 10/08/1998 | DE19712521A1 Material decomposition of synthetic resin containing compound material |
| 10/06/1998 | US5817183 Method for removing coatings from thermoplastic substrates |
| 09/30/1998 | CN1194276A Process of producing organic solvent from white foamed plastic |
| 09/29/1998 | CA2063622C Foamed acrylic polymer compositions |
| 09/27/1998 | CA2201271A1 Improved carpet reclamation process |
| 09/23/1998 | EP0865464A1 Process including glycolysis and subsequent purification for recycling polyester materials |
| 09/22/1998 | US5811036 Process for recycling resin covered with paint film |
| 09/17/1998 | WO1998040432A1 Recycle of vulcanized fluorinated elastomers |
| 09/17/1998 | DE19710895A1 Agglomerated finely divided solid matter used as binder |
| 09/17/1998 | CA2281805A1 Recycle of vulcanized fluorinated elastomers |
| 09/15/1998 | US5807932 Increasing the molecular weight of polycondensates |
| 09/15/1998 | US5807513 Shredding scrap material to form fluff, forming binder reagent comprising polyol and polyisocyanate, combining fluff with binder reagents and water to form pre-preg mixture, molding in to pre-preg sheet, then forming panels |
| 09/11/1998 | WO1998039368A1 Process for thermal and/or catalytic decomposition and/or depolymerization of low-grade organic substances and device for carrying out the process |
| 09/11/1998 | WO1998039148A1 Method for replastifying used rubber powder |
| 09/10/1998 | DE19711050A1 Verfahren zur Replastifizierung von Altgummimehlen Method for Replastifizierung of Altgummimehlen |
| 09/09/1998 | EP0863126A1 Gas phase crystallization of dimethyl terephthalate |
| 09/09/1998 | EP0797496B1 Method for processing composite materials to enable recycling thereof |
| 09/09/1998 | EP0723564B1 Recycling of flexible foam |
| 09/09/1998 | CN1192451A Inline solid state polymerization of PET falkes for mfg. plastic strap |
| 09/02/1998 | EP0861288A1 Polymeric compositions utilizing processed paint sludge |
| 09/02/1998 | CN1191874A Fiber resin composite member composition and manufacturing method thereof |
| 09/02/1998 | CN1191868A Foamed polystyrene waste recovering method and equipment |
| 09/01/1998 | US5801204 Method of reclaiming waste plastic material and a compound including waste plastic material |
| 09/01/1998 | US5800754 Building materials from recycled tires |
| 09/01/1998 | US5799880 Breaking of c-s or s-s bonds of vulcanized or crosslinked rubber by means of ultrasonic energy to reuse the waste rubber tires |
| 08/27/1998 | WO1998037156A1 Polyurethane foam remover for different background materials |
| 08/26/1998 | EP0859809A1 Post-consumer recycled plastics |
| 08/26/1998 | CN1191553A Method of detecting lung disease |
| 08/26/1998 | CN1191228A Method and apparatus for removal of ink and dirt by laser and regeneration of prints |
| 08/25/1998 | US5798394 Rubber devulcanization process |
| 08/20/1998 | WO1998036086A1 Degradation of biologically degradable polymers using enzymes |
| 08/20/1998 | WO1998035998A1 Carpet recycling process for nylon containing carpeting_ |
| 08/20/1998 | DE19706023A1 Abbau von biologisch abbaubaren Polymeren mit Enzymen Degradation of biodegradable polymers with enzymes |
| 08/20/1998 | CA2281681A1 Carpet recycling process for nylon containing carpeting_ |
| 08/19/1998 | CN1039537C Cotton seed-shell fibre composite material and making method thereof |
| 08/13/1998 | WO1998034904A1 Apparatus and method for decomposing and recovering isocyanate compound |
| 08/13/1998 | DE19707306A1 Recovery of micro-waxes, paraffin(s) and oils from waste plastic mixtures |
| 08/13/1998 | DE19707305A1 Recovery of microwaxes and paraffins from waste plastic (mixtures) |
| 08/13/1998 | DE19707304A1 Recovery of micro-waxes and paraffins from waste plastic (mixtures) |
| 08/13/1998 | DE19707303A1 Recovery of microwaxes, paraffins and oils from waste plastic (mixtures) |
| 08/13/1998 | DE19707302A1 Recovery of micro-waxes and paraffin(s) from waste plastic |