JP3258403B2 - 非加水分解性の廃プラスチックから加水分解性物質を分離する方法 - Google Patents
非加水分解性の廃プラスチックから加水分解性物質を分離する方法Info
- Publication number
- JP3258403B2 JP3258403B2 JP33593992A JP33593992A JP3258403B2 JP 3258403 B2 JP3258403 B2 JP 3258403B2 JP 33593992 A JP33593992 A JP 33593992A JP 33593992 A JP33593992 A JP 33593992A JP 3258403 B2 JP3258403 B2 JP 3258403B2
- Authority
- JP
- Japan
- Prior art keywords
- hydrolyzable
- water
- hydrolysable
- polymer
- hydrolysable polymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
- C08J11/14—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with steam or water
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/812,176 US5326791A (en) | 1991-12-20 | 1991-12-20 | Process for separation of hydrolyzable from non-hydrolyzable waste plastics for recovery of starting materials and other conversion processes, respectively |
| US07/812176 | 1991-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05271328A JPH05271328A (ja) | 1993-10-19 |
| JP3258403B2 true JP3258403B2 (ja) | 2002-02-18 |
Family
ID=25208761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP33593992A Expired - Fee Related JP3258403B2 (ja) | 1991-12-20 | 1992-12-16 | 非加水分解性の廃プラスチックから加水分解性物質を分離する方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5326791A (enExample) |
| EP (1) | EP0549259A2 (enExample) |
| JP (1) | JP3258403B2 (enExample) |
| CA (1) | CA2084690A1 (enExample) |
| MY (1) | MY110105A (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3659717B2 (ja) | 1995-11-30 | 2005-06-15 | 株式会社神戸製鋼所 | 化学プラント内廃棄物の分解方法および装置 |
| US6462230B1 (en) | 1997-01-16 | 2002-10-08 | Kabushiki Kaisha Kobe Seiko Sho | Method of and apparatus for decomposing wastes |
| CN1101417C (zh) * | 1997-01-20 | 2003-02-12 | 株式会社神户制钢所 | 废弃物的分解方法和装置 |
| TW394749B (en) | 1998-03-05 | 2000-06-21 | Deng Jian Lang | Method of manufacturing active carbon by using carbon black |
| JP2000159925A (ja) | 1998-11-30 | 2000-06-13 | Takeda Chem Ind Ltd | ポリウレタン樹脂の分解回収設備 |
| JP4004387B2 (ja) * | 2002-11-14 | 2007-11-07 | 株式会社ジャムコ | 非金属ハニカムパネルの分解方法 |
| TW200536879A (en) * | 2004-02-12 | 2005-11-16 | Teijin Ltd | Method for decomposing polycarbonate |
| PL1903026T3 (pl) | 2005-07-12 | 2013-06-28 | Kobe Steel Ltd | Sposób rozkładania i odzyskiwania związku izocyjanianowego i urządzenie do jego rozkładania i odzyskiwania |
| KR101360777B1 (ko) * | 2006-03-07 | 2014-02-11 | 닛토덴코 가부시키가이샤 | 에스테르 결합을 조성구조에 가지는 합성수지의 분해 재생 방법 |
| JP2008195646A (ja) * | 2007-02-13 | 2008-08-28 | Teijin Chem Ltd | ビスフェノール化合物の回収方法 |
| JP5610383B2 (ja) * | 2010-02-22 | 2014-10-22 | 地方独立行政法人山口県産業技術センター | ポリオレフィン類を含む複合プラスチックの分離方法とその分離装置 |
| CN101979422B (zh) * | 2010-10-15 | 2012-02-22 | 济南大学 | 一种绿色高分子聚合物制备方法和应用 |
| CN101967363B (zh) * | 2010-10-15 | 2012-10-03 | 济南大学 | 一种异氰酸酯/pet水乳液胶粘剂及其制备方法和应用 |
| EP4357397A4 (en) | 2021-06-18 | 2025-04-09 | UBE Corporation | Separation/collection method for resin mixture |
| EP4474375A1 (en) * | 2022-02-02 | 2024-12-11 | Asahi Kasei Kabushiki Kaisha | Method for producing dicarboxylic acid compound and/or diamine compound using polyamide as starting material |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498398A (en) * | 1946-04-03 | 1950-02-21 | Goodrich Co B F | Reclaiming composite material |
| US2571686A (en) * | 1950-10-18 | 1951-10-16 | Eastman Kodak Co | Method of recovering cellulose ester film scrap |
| DE967601C (de) * | 1955-03-29 | 1957-11-28 | Continental Gummi Werke Ag | Verfahren zur Wiedergewinnung von zu Kunststoffen vernetzbaren hoehermolekularen Spaltprodukten aus Abfaellen vernetzter stickstoffhaltiger Polykondensationsprodukte |
| US3083193A (en) * | 1960-06-30 | 1963-03-26 | Phillips Petroleum Co | Pyrolysis of polyolefins in a water slurry |
| DE2442387C3 (de) * | 1974-09-04 | 1981-09-10 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen hydrolytischen Aufspaltung von hydrolysierbaren Kunststoffabfällen |
| US4439601A (en) * | 1979-03-30 | 1984-03-27 | Cosden Technology, Inc. | Multiple stage devolatilization process for mass processable polymers |
| NL8101769A (nl) * | 1981-04-10 | 1982-11-01 | Stamicarbon | Werkwijze voor het verwerken van kunststoffrakties uit huisvuil. |
| US4458064A (en) * | 1982-02-19 | 1984-07-03 | Celanese Corporation | Process and apparatus for continual melt hydrolysis of acetal copolymers |
| US4424080A (en) * | 1982-04-13 | 1984-01-03 | Beringer Co., Inc. | Process for hydrolysis removal of condensation polymer from various objects |
| US4801655A (en) * | 1985-06-21 | 1989-01-31 | Gould, Inc. | Fiber optic pH sensor having low drift rate |
| US5169870A (en) * | 1991-06-21 | 1992-12-08 | Basf Corporation | Reclaiming ε-caprolactam from nylon 6 carpet |
-
1991
- 1991-12-20 US US07/812,176 patent/US5326791A/en not_active Expired - Fee Related
-
1992
- 1992-12-02 MY MYPI92002213A patent/MY110105A/en unknown
- 1992-12-07 CA CA 2084690 patent/CA2084690A1/en not_active Abandoned
- 1992-12-16 EP EP19920311506 patent/EP0549259A2/en not_active Withdrawn
- 1992-12-16 JP JP33593992A patent/JP3258403B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| MY110105A (en) | 1998-01-27 |
| EP0549259A3 (enExample) | 1994-02-02 |
| JPH05271328A (ja) | 1993-10-19 |
| US5326791A (en) | 1994-07-05 |
| EP0549259A2 (en) | 1993-06-30 |
| CA2084690A1 (en) | 1993-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |