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1. 发明专利

JP2001253968A METHOD OF RECYCLING THERMOSETTING RESIN 失效
公开(公告)号：JP2001253968A
公开(公告)日：2001-09-18
申请号：JP2000067813
申请日：2000-03-10
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , UCHIDA KATSUMI , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： C08J11/14
摘要： PROBLEM TO BE SOLVED: To provide a method of recycling thermosetting resins, causing no considerable deterioration of the inherent properties of a base material even when a large quantity of pulverized powder of the thermosetting resins is added thereto. SOLUTION: This method comprises using pulverized powder of a thermosetting resin treated with supercritical water or subcritical water as filler.

2. 发明专利

JP2001192508A POLYOLEFIN COMPOSITION, AND WIRE AND CABLE USING THE SAME 失效
公开(公告)号：JP2001192508A
公开(公告)日：2001-07-17
申请号：JP2000001035
申请日：2000-01-06
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： H01B3/44 , C08K3/22 , C08K3/30 , C08K9/02 , C08L23/00 , C08L23/06 , C08L23/08 , C08L23/12 , C08L23/22 , C08L23/26 , H01B7/02 , H01B9/00
摘要： PROBLEM TO BE SOLVED: To provide a polyolefin composition effectively decomposable by a subcritical water and a cable using the composition. SOLUTION: The polyolefin composition comprises 0.01-10 pts.wt., based on 100 pts.wt. of a polyoiefin, of a transition metal compound. The wire and cable has a covering composed of a crosslinked product of the polyolefin composition.

3. 发明专利

JP2001323022A METHOD FOR REGENERATING CROSSLINKED OLEFIN 失效
公开(公告)号：JP2001323022A
公开(公告)日：2001-11-20
申请号：JP2001067474
申请日：2001-03-09
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , UCHIDA KATSUMI , FURUMURA SEIJI , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： C08J11/14 , B01J3/00 , C08F8/50
摘要： PROBLEM TO BE SOLVED: To regenerate a crosslinked polyolefin such as a crosslinked polyethylene, a crosslinked polypropylene, etc., into a reusable uncrosslinked polyolefin. SOLUTION: The crosslinked polyolefin is decomposed by using a supercritical water or subcritical water as a reaction solvent to form the uncrosslinked polyolefin.

4. 发明专利

JP2001252635A METHOD FOR TREATING ORGANIC WASTE 失效
公开(公告)号：JP2001252635A
公开(公告)日：2001-09-18
申请号：JP2000067811
申请日：2000-03-10
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , UCHIDA KATSUMI , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： B09B3/00 , B01J3/00 , B01J3/02 , C07B37/06 , C07B61/00 , C08J11/10
摘要： PROBLEM TO BE SOLVED: To provide a method capable of efficiently treating various organic wastes, such as polymer materials, regardless of their shapes by utilizing a decomposition technique by supercritical water or subcritical water. SOLUTION: The decomposition of organic wastes in the method for decomposing and recovering the organic wastes by bringing the organic wastes into contact reaction with the supercritical water or subcritical water is execute by a pressure resistant reactor 10. The pressure resistant reactor has plural operable/closable process chambers 12 which are disposed in multiple staged and in which the internal pressure increases downwardly stepwise and decomposition product recovering chambers 13 which are disposed in multiple staged below the process chambers, in which the internal pressure decreases downwardly stepwise and which is operable and closable. The pressure reactor is so constituted that the organic waste are decomposed during the successive movement in the respective process chambers 12 and are discharged through the decomposition products recovering chambers 13. In introducing the organic waste into the process chambers 12 or discharging the decomposition product into the decomposition product recovering chambers 13, the pressure on the their introduction or discharge side and the pressure on the side to be introduced or discharged are made coincident.

5. 发明专利

JP2001192511A PROCESSIBILITY-IMPROVING AGENT AND POLYOLEFIN COMPOSITION USING THE SAME 失效
公开(公告)号：JP2001192511A
公开(公告)日：2001-07-17
申请号：JP2000001038
申请日：2000-01-06
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： C08L23/04 , C08F10/02
摘要： PROBLEM TO BE SOLVED: To provide a processibility-improving agent capable of enhancing processibility of a polyolefin such as a linear, low-density polyethylene and the like without detriment to excellent characteristics the polyolefin originally possesses and to provide a polyolefin composition using the processibility- improving agent. SOLUTION: The processibility-improving agent comprises a polyethylene having a number-average mol.wt. (Mn) of 1,000-10,000 and a weight-average mol.wt. (Mw) to number-average mol.wt. (Mn) ratio (Mw/Mn) of 4.0-7.0. The polyolefin composition comprises 5-40 wt.%, based on the polyolefin, of the processibility-improving agent.

6. 发明专利

JP2001192495A METHOD FOR REPROCESSING CROSS-LINKED POLYOLEFIN 失效
公开(公告)号：JP2001192495A
公开(公告)日：2001-07-17
申请号：JP2000001072
申请日：2000-01-06
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： C08J11/14 , C08J11/08
摘要： PROBLEM TO BE SOLVED: To reprocess a reusable uncross-linked polyolefin efficiently from a cross-linked polyolefin such as a cross-linked polyethylene or a cross-linked polypropylene. SOLUTION: This method for reprocess the uncross-linked polyolefin is to treat the cross-linked polyolefin in a supercritical carbon dioxide for extracting a low molecular weight component contained in the cross-linked polyolefin and then decompose (cross-link removal) using a supercritical water as a reaction medium for producing the uncross-linked polyolefin.

7. 发明专利

JP2001253967A METHOD OF RECYCLING CROSSLINKED POLYMERIC MATERIAL 失效
公开(公告)号：JP2001253967A
公开(公告)日：2001-09-18
申请号：JP2000067810
申请日：2000-03-10
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , UCHIDA KATSUMI , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： B09B3/00 , C08J11/10
摘要： PROBLEM TO BE SOLVED: To provide a method of regenerating an uncrosslinked polymer directly applicable to conventional molding treatment technologies by decrosslinking a crosslinked polymeric material such as crosslinked polyethylene. SOLUTION: This method comprises supplying a crosslinked polymeric material and water to an extruder 10 and extruding them in a condition wherein water becomes supercritical water or subcritical water so as to decompose the crosslinked polymeric material.

8. 发明专利

JP2001192493A METHOD FOR DECOMPOSITION-TREATING COMPOSITE RUBBER AND PLASTIC MOLDED PRODUCT 失效
公开(公告)号：JP2001192493A
公开(公告)日：2001-07-17
申请号：JP2000001036
申请日：2000-01-06
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： C08J11/14
摘要： PROBLEM TO BE SOLVED: To provide a method for treating a rubber-plastic molded product having a composite structure and capable of recovering the reusable low or middle molecular compounds without separating each of the rubber and plastic materials. SOLUTION: This method for decomposition-treating a composite rubber and plastic molded product equipped with a coating consisting of a second rubber and plastic different from a first rubber and plastic at the outer circumference of a molded material consisting of the first rubber and plastic product is provided by selectively decomposition-treating the coating consisting of the second rubber and plastic by bringing it in contact with a supercritical water or a sub-supercritical water and then decomposing the molded material consisting of the first rubber and plastic by bringing it in contact with the supercritical water or the sub-supercritical water.

9. 发明专利

JP2001192409A METHOD OF PRODUCING POLYOLEFIN WITH ELECTRIC FIELD RESISTANCE 失效
公开(公告)号：JP2001192409A
公开(公告)日：2001-07-17
申请号：JP2000001082
申请日：2000-01-06
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： C08F6/00 , C08F10/00
摘要： PROBLEM TO BE SOLVED: To produce polyolefin of high electric field resistance by processing polyolefin, for example, polyethylene or polypropylene. SOLUTION: According to this invention, polyolefin is brought into contact with supercritical carbon dioxide in order to effect extraction treatment whereby the impurities of low molecular weight are extracted from the polyolefin.

10. 发明专利

JP2001191046A CONTINUOUS TREATMENT METHOD FOR ELECTRIC WIRE AND CABLE WASTE 失效
公开(公告)号：JP2001191046A
公开(公告)日：2001-07-17
申请号：JP2000001051
申请日：2000-01-06
申请人： CHUBU ELECTRIC POWER , SHOWA ELECTRIC WIRE & CABLE CO
发明人： NAGAYA SHIGEO , AIDA FUMIO , HIRAI SUSUMU , MORITA HIROAKI
IPC分类号： B09B3/00 , C08J11/14
摘要： PROBLEM TO BE SOLVED: To provide a continuous treatment method for electric wire and cable wastes, which is capable of continuously and efficiently decomposing the coatings consisting of rubber and plastic applied on the discarded electric wires and cables by supercritical water or subcritical water. SOLUTION: The electric wire and cable wastes 12 exposed with the rubber and plastic coatings are continuously passed into a pressure resistant reaction vessel 1 and are brought into contact reaction with the supercritical water or subcritical water in the pressure resistant reaction vessel 1, by which the rubber and plastic are decomposed.

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