| Patents for C08J 11 - Recovery or working-up of waste materials (9,055) |
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| 08/13/1998 | DE19707301A1 Recovery of micro-waxes, paraffin(s) and oils from waste plastic |
| 08/13/1998 | CA2279541A1 Apparatus for and process of hydrolyzing and recycling polyisocyanate derivatives |
| 08/12/1998 | EP0857187A1 Rubber devulcanization process |
| 08/06/1998 | WO1998033848A1 Recycling of fine particles of coating powder |
| 08/05/1998 | EP0856537A2 Solid state polymerisation of PET |
| 08/04/1998 | US5789477 Composite building materials from recyclable waste |
| 07/30/1998 | DE19702540A1 Production of branched-chain micro-wax from polypropylene |
| 07/29/1998 | EP0749457B1 Process for recovering raw materials from magnetic recording carriers |
| 07/29/1998 | CN1188776A Decomposition method and device for discarded material |
| 07/23/1998 | WO1998031726A1 Novel process for decomposing siloxane bond-containing compound |
| 07/22/1998 | EP0854165A1 Method of and apparatus for decomposing waste |
| 07/22/1998 | EP0854130A1 Recovery of monomers from polyethylene naphthalate |
| 07/22/1998 | EP0576535B1 Extrusion method for recycling waste plastics. |
| 07/21/1998 | US5783637 Blow molding hollow parisons containing fused blends of previously used high and low density polyethylenes and new ethylene-alpha olefin copolymers yields stress and crack resistant bottles |
| 07/21/1998 | US5783609 Process for recovering organoalkoxysilane from polyorganosiloxane |
| 07/16/1998 | DE19700416A1 Cleaning of plastic material esp. fuel tanks for recycling |
| 07/15/1998 | EP0703881B1 Use of waste enamel, coagulated enamel and solid materials tarnished with waste enamel |
| 07/14/1998 | US5780520 Leaching contaminants from post-consumer for reuse in food-contact applications |
| 07/07/1998 | US5776989 Recycling cured unsaturated polyester rubber wastes |
| 07/01/1998 | EP0850982A2 Process for recovering a solid microporous polyester polymer from a recycle stream and products made thereby |
| 07/01/1998 | EP0850267A1 Method and apparatus for separating polymer from a plastic, and the resulting separated polymer |
| 07/01/1998 | EP0816035A4 Method of reprocessing industrial rubber articles |
| 07/01/1998 | EP0677086B1 Treatment of rubber to form bituminous compositions |
| 07/01/1998 | CN1186461A Method of reprocessing industrial rubber articles |
| 06/30/1998 | US5772777 Upgrading material; exposure to ozone; reuse of fibers |
| 06/30/1998 | CA2225922A1 Process for recovering a solid microporous polyester polymer from a recycle stream and products made thereby |
| 06/25/1998 | WO1998027175A1 Method of using water soluble foamed starch for reclaiming paint overspray particles |
| 06/24/1998 | EP0849312A1 Process for recovering polyolefins from polymer compositions or from waste materials |
| 06/24/1998 | EP0849298A1 Cosolvent-free aqueous anionic polyurethane dispersions, a method for their preparation and their use |
| 06/24/1998 | CN2284788Y Residue dropping tank for apparatus of cracked waste plastie continuous producing |
| 06/23/1998 | US5770654 Polyamide compositions toughened with waste plasticized polyvinylbutyral |
| 06/23/1998 | US5770633 Treating crosslinked rubber with methanesulfonic acid, chlorosulfonic acid, trifluoromethanesulfonic acid or fuming sulfuric acid to recover fluororubber for use in another cycle of vulcanization |
| 06/23/1998 | US5770632 Recycling a vulcanized rubber with rubber delinking accelerators mixture at a low or room temperature to form a curable elastomers |
| 06/23/1998 | US5769959 Process for removing insoluable N-vinyl amide polymer from equipment |
| 06/23/1998 | US5769333 Method of and apparatus for recovering foaming gas of the foamed material |
| 06/20/1998 | CA2225229A1 Solvent-free, aqueous, anionic polyurethane dispersions and their use as peelable coatings |
| 06/18/1998 | WO1998025764A1 Novel degradable polymers |
| 06/18/1998 | DE19651571A1 Recycling process treating wastes, plastic mixtures and plastic composites |
| 06/18/1998 | CA2274557A1 Novel degradable polymers |
| 06/17/1998 | EP0847326A1 Continuous process for recovering raw materials from coated foils, device for carrying out this process and foil materials recovered thereby |
| 06/17/1998 | CN1184825A Tech. for comprehensive utilization of waste rubber, waste plastics and waste foamed plastic |
| 06/16/1998 | US5767230 Process for removing volatiles from post-consumer recycled polyolefin chips |
| 06/11/1998 | WO1998024608A1 Method and apparatus for continuous devulcanization of rubber |
| 06/10/1998 | EP0759962B1 Device for depolymerising old and waste plastics |
| 06/09/1998 | US5763692 Process for the preparation of recyclate polyols having a low amine content |
| 06/09/1998 | US5762700 Catalytic process for producing free radicals on crumb rubber |
| 06/04/1998 | WO1998023826A1 Roof shingles and a method of making the same |
| 06/04/1998 | WO1998023672A1 Chemical densification and reclamation of polystyrene |
| 06/04/1998 | DE19648235A1 Window frame |
| 06/03/1998 | CN2283064Y Direct-heating energy-saving dynamic digester |
| 06/03/1998 | CN1038594C Dry catalytic regeneration process of waste perdurens |
| 05/28/1998 | WO1998022277A1 Magnetostriction-based ultrasound in rubber devulcanization and related processes |
| 05/28/1998 | DE19749169A1 Treatment of latex sludge |
| 05/27/1998 | EP0844274A1 Thermoplastic polyurethanes and process for their preparation |
| 05/27/1998 | EP0814949A4 Method and apparatus for densifying a thermoplastic polymer |
| 05/27/1998 | CN1182663A Method for recoverying and regenerating waste foam plastics |
| 05/21/1998 | CA2219846A1 Thermoplastic polyurethanes and their preparation |
| 05/20/1998 | EP0842239A1 Method for monomer recovery |
| 05/20/1998 | EP0841900A1 Method of detecting lung disease |
| 05/20/1998 | CN1182443A Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes |
| 05/14/1998 | DE19646834A1 Recycling process for HDPE fuel storage containers |
| 05/13/1998 | EP0723495B1 Device and process for releasing propellant from foamed materials |
| 05/12/1998 | US5750196 Cutting toy base from tire sidewall, cleaning, soaking in conditioning solution |
| 05/06/1998 | EP0839621A2 Use of foils of recycling material for preparing adhesive taps |
| 05/06/1998 | CN1180689A Method for preparation of recycled polyols and method for manufacturing polyurethane foams therefrom |
| 05/05/1998 | US5747624 Process for removing silicone coatings and sealants and composition therefore |
| 04/30/1998 | DE19743545A1 Moulding of composite plate in recycled carbon fibre=reinforced prepreg offcuts |
| 04/29/1998 | EP0838492A2 Process for the preparation of recyclate polyols having a low amine content |
| 04/29/1998 | EP0837912A1 Method for processing a substrate |
| 04/28/1998 | US5744503 Recycling polyester and recovering glycols |
| 04/28/1998 | CA2214180A1 Process for the preparation of recyclate polyols having a low amine content |
| 04/23/1998 | WO1998016378A1 Recyclable printable media |
| 04/23/1998 | DE19640115A1 Structural components made from reinforced recycled plastics |
| 04/22/1998 | EP0837093A2 Process for the preparation of viscoplastic polyurethane integral foams showing improved tear strength, elongation at breack and tensile strength |
| 04/22/1998 | CN1179787A Leaching contaminants from post-consumer polyester for reusing to contact food |
| 04/22/1998 | CN1179434A Apparatus for recovering unreacted monomers in vinyl chloride polymerization apparatus and recovery process |
| 04/18/1998 | CA2216777A1 Production of tough polyurethane integral foams having improved tear propagation resistance, elongation at break and tensile strength |
| 04/15/1998 | EP0835901A2 A method for preparation of recycled polyols and a method for manufacturing polyurethane foams |
| 04/15/1998 | CN1179126A Devices for relaxation of bulk articles containing drawn thermoplastics and for the selective softening of thermoplastics in a mixture flow for recycling |
| 04/14/1998 | US5739270 Method and apparatus for separating polymer from a plastic, and the resulting separated polymer |
| 04/08/1998 | CN1178487A Method and apparatus for disposal of materials such as waste |
| 04/08/1998 | CA2217414A1 A method for preparation of recycled polyols and a method for manufacturing polyurethane foams with improved thermal insulation property |
| 04/07/1998 | US5736594 For well bores |
| 04/01/1998 | EP0832154A1 Process for recycling hardened polysulphide and/or polymercaptan adhesives and sealants |
| 03/31/1998 | US5733942 Phenolic resin forming material and method of manufacturing same |
| 03/26/1998 | WO1998012249A1 Methods of recycling and compositions used therein |
| 03/26/1998 | DE19740231A1 Recycling crosslinked and/or foamed polyolefin |
| 03/26/1998 | CA2265510A1 Methods of recycling and compositions used therein |
| 03/25/1998 | EP0831061A1 Recovery of alcohol from silicone resin manufacturing waste water |
| 03/25/1998 | CN1176971A Method and apparatus for converting plastic waste into oil |
| 03/25/1998 | CN1037846C Tech. for producing microcrystalline cellulose with sulfated waste cotton velvet |
| 03/24/1998 | US5731483 Recycling of plastics in a steam cracker |
| 03/24/1998 | US5731358 Process for the manufacture of high grade devulcanized rubbers from scrap and reject rubber items |
| 03/17/1998 | US5728847 Method for recovering lactide from high-molecular weight polylactic acid |
| 03/12/1998 | WO1998009785A1 Unitary solid moulding |
| 03/12/1998 | DE19703376C1 Recovery of powder lacquer residue, especially fines by recycling to manufacture without blocking equipment |
| 03/10/1998 | US5726277 Adhesive compositions from phthalate polymers and the preparation thereof |
| 03/05/1998 | WO1998008896A1 Composite building materials from recyclable waste |
| 03/04/1998 | CN1174873A Method for making petroleum products from waste plastics |
| 02/26/1998 | WO1998007777A1 Use of cashew nut husk oil in rubber and duroplastics recycling |