NL136399C - - Google Patents

Info

Publication number
NL136399C
NL136399C NL136399DA NL136399C NL 136399 C NL136399 C NL 136399C NL 136399D A NL136399D A NL 136399DA NL 136399 C NL136399 C NL 136399C
Authority
NL
Netherlands
Application number
Priority date (The priority date 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 date listed.)
Publication date
Application granted granted Critical
Publication of NL136399C publication Critical patent/NL136399C/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80—Phthalic acid esters
    • C07C69/82—Terephthalic acid esters
    • 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
    • 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
    • C08J11/18—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 organic material
    • C08J11/22—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 organic material by treatment with organic oxygen-containing compounds
    • C08J11/24—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 organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
    • 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)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
NL136399D 1962-08-17 NL136399C (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV22920A DE1169915B (de) 1962-08-17 1962-08-17 Verfahren zum Abbau von Polyaethylen-terephthalat zu Dimethylterephthalat

Publications (1)

Publication Number Publication Date
NL136399C true NL136399C (cg-RX-API-DMAC7.html) 1900-01-01

Family

ID=7580187

Family Applications (2)

Application Number Title Priority Date Filing Date
NL296330D NL296330A (cg-RX-API-DMAC7.html) 1962-08-17
NL136399D NL136399C (cg-RX-API-DMAC7.html) 1962-08-17

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL296330D NL296330A (cg-RX-API-DMAC7.html) 1962-08-17

Country Status (7)

Country Link
US (1) US3321510A (cg-RX-API-DMAC7.html)
AT (1) AT243252B (cg-RX-API-DMAC7.html)
BE (1) BE635706A (cg-RX-API-DMAC7.html)
CH (1) CH425761A (cg-RX-API-DMAC7.html)
DE (1) DE1169915B (cg-RX-API-DMAC7.html)
GB (1) GB976073A (cg-RX-API-DMAC7.html)
NL (2) NL136399C (cg-RX-API-DMAC7.html)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5051528A (en) * 1990-04-24 1991-09-24 Eastman Kodak Company Recovery process for ethylene glycol and dimethylterephthalate
CA2055066A1 (en) * 1990-11-09 1992-05-10 Robert E. Michel Recovery of methyl esters of aromatic acids and glycols from thermoplastic polyester scrap
DE4227299C1 (de) * 1992-08-18 1994-01-27 Hoechst Ag Verfahren zur Herstellung von monomeren Terephthalsäurediestern und Diolen aus Polyestern
US5298530A (en) * 1992-11-25 1994-03-29 Eastman Kodak Company Process of recovering components from scrap polyester
US5498749A (en) * 1993-10-22 1996-03-12 Eastman Chemical Company Process for separating cyclohexane dimethanol from dimethyl terephthalate
US5414106A (en) * 1994-02-14 1995-05-09 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
US5414022A (en) * 1994-03-10 1995-05-09 Eastman Kodak Company Process of recovering components from polyester resins
US5710315A (en) * 1994-05-27 1998-01-20 E. I. Du Pont De Nemours And Company Monomer recovery process for contaminated polymers
US5532404A (en) * 1994-05-27 1996-07-02 E. I. Du Pont De Nemours And Company Monomer recovery process for contaminated polymers
US5414107A (en) * 1994-07-20 1995-05-09 Hoechst Celanese Corporation Process for recycling polyethylene terephthalate process residues containing alkali metal organic salts
US5765728A (en) * 1995-03-27 1998-06-16 Eastman Kodak Company Method and apparatus for feeding chopped polyester scrap
US5502239A (en) * 1995-08-07 1996-03-26 Hoechst Celanese Corporation Process for recovering dimethyl terephthalate
US5744503A (en) * 1996-02-01 1998-04-28 Hoechst Celanese Corporation Recycling polyester and recovering glycols
US6136869A (en) * 1997-10-17 2000-10-24 Eastman Chemical Company Depolymerization process for recycling polyesters
US6472557B1 (en) 1999-02-10 2002-10-29 Eastman Chemical Company Process for recycling polyesters
US6919383B2 (en) * 2001-04-10 2005-07-19 North Carolina State University CO2-assisted deploymerization, purification and recycling of step-growth polymers
US20050054757A1 (en) * 2003-09-10 2005-03-10 Pearson Jason Clay Method for reducing the acetaldehyde level in polyesters
US20080006961A1 (en) * 2004-10-18 2008-01-10 Hayward Donald W Method For Accelerating The Solid-Stating Of Polyethylene Terephthalate
RU2384592C1 (ru) * 2008-11-27 2010-03-20 Учреждение Российской Академии Наук Институт Общей И Неорганической Химии Им. Н.С. Курнакова Ран (Ионх Ран) Способ переработки отходов полиэтилентерефталата в порошкообразный продукт
WO2012014923A1 (ja) * 2010-07-29 2012-02-02 田辺工業株式会社 減圧噴霧乾燥方法及び減圧噴霧乾燥装置
US9458354B2 (en) 2010-10-06 2016-10-04 Resinate Technologies, Inc. Polyurethane dispersions and methods of making and using same
CA2838825A1 (en) 2011-06-10 2012-12-13 Kristopher M. Felice Clear coatings acrylic coatings
US20130029068A1 (en) 2011-07-28 2013-01-31 Eastman Chemical Company Extrusion blow molded articles
US10000588B2 (en) 2011-07-28 2018-06-19 Eastman Chemical Company Coating for the inner surface of plastic bottles for protection against degradation from volatile organic compounds
WO2013025186A1 (en) 2011-08-12 2013-02-21 Eastman Chemical Company Process for the preparation of polyesters with high recycle content
US12071519B2 (en) 2017-09-15 2024-08-27 9449710 Canada Inc. Terephthalic acid esters formation
MY205894A (en) 2018-06-25 2024-11-19 9449710 Canada Inc Terephthalic acid esters formation
US11248103B2 (en) 2019-03-20 2022-02-15 9449710 Canada Inc. Process for the depolymerization of polyethylene terephthalate (PET)
WO2021021902A1 (en) 2019-07-29 2021-02-04 Eastman Chemical Company Process for the preparation of polyesters with recycled monomers from pyrolysis and methanolysis
CN114787233B (zh) 2019-10-08 2024-08-27 伊士曼化工公司 用于具有回收料含量的可结晶反应器级树脂的催化剂体系
CN114787256B (zh) 2019-10-25 2025-05-09 伊士曼化工公司 由回收共聚酯生产的共聚酯
US20230014630A1 (en) 2019-12-19 2023-01-19 Eastman Chemical Company Method for producing dimethyl terephthalate from polyester methanolysis depolymerization systems
KR20220119656A (ko) 2019-12-19 2022-08-30 이스트만 케미칼 컴파니 재활용물을 갖는 폴리에스터의 제조 방법
KR20220119655A (ko) 2019-12-19 2022-08-30 이스트만 케미칼 컴파니 폴리에스터 가메탄올분해 해중합 생성물 스트림의 처리 방법
CN114787119A (zh) 2019-12-20 2022-07-22 伊士曼化工公司 用于pet甲醇分解的催化剂
CN115052728A (zh) 2020-02-10 2022-09-13 伊士曼化工公司 溶剂分解副产物流的化学回收
WO2021163132A1 (en) * 2020-02-10 2021-08-19 Eastman Chemical Company Chemical recycling of solvolysis reactor purge coproduct streams
WO2021163104A1 (en) 2020-02-10 2021-08-19 Eastman Chemical Company Chemical recycling of solvolysis glycol column bottoms coproduct streams
CN115052730A (zh) 2020-02-10 2022-09-13 伊士曼化工公司 处理的混合塑料废物流的化学回收
US12686753B2 (en) 2020-02-10 2026-07-21 Eastman Chemical Company Chemical recycling of solvolysis terephthalyl column bottoms coproduct streams
JP2023521995A (ja) 2020-04-13 2023-05-26 イーストマン ケミカル カンパニー プラスチック乾燥細粒のケミカルリサイクル
CA3174714A1 (en) 2020-04-13 2021-10-21 Bruce Roger Debruin Chemical recycling of colored plastics mixtures
MX2022012394A (es) 2020-04-13 2022-12-07 Eastman Chem Co Reciclaje quimico de mezclas de plastico que contienen metales.
EP4136160A1 (en) 2020-04-13 2023-02-22 Eastman Chemical Company Chemical recycling of waste plastics from various sources, including wet fines
US12617921B2 (en) 2020-04-13 2026-05-05 Eastman Chemical Company Chemical recycling of reclaimer flake reject
KR20220167328A (ko) 2020-04-13 2022-12-20 이스트만 케미칼 컴파니 폐 자동차 카펫을 포함하는 물질을 화학적으로 재활용하는 방법
US12624186B2 (en) 2020-04-13 2026-05-12 Eastman Chemical Company Chemical recycling of plastic purge materials
CN118176247A (zh) 2021-10-06 2024-06-11 伊士曼化工公司 由聚酯地毯纤维生产原生品质pet和共聚酯原料
EP4423047A1 (en) 2021-10-25 2024-09-04 Eastman Chemical Company Processes for recovering dialkyl terephthalates from polyester compositions
WO2023091544A1 (en) 2021-11-22 2023-05-25 Eastman Chemical Company Process for making recyclable copolyesters articles with living hinges
EP4437028A1 (en) 2021-11-22 2024-10-02 Eastman Chemical Company Process for making recyclable copolyesters articles with living hinges
CN118284564A (zh) 2021-11-22 2024-07-02 伊士曼化工公司 具有活动铰链的可回收共聚酯制品
US20250002641A1 (en) 2021-11-22 2025-01-02 Eastman Chemical Company Recyclable copolyesters articles with living hinges
LU102949B1 (en) 2022-05-03 2023-11-06 Univ Hamburg Method for the depolymerization of a terephthalate polyester
EP4273190B1 (en) 2022-05-03 2026-06-03 Universität Hamburg Method for the depolymerization of a terephthalate polyester
CN115353904B (zh) * 2022-08-02 2024-02-23 中国矿业大学 一种过热蒸汽体系高效液化塑料垃圾制油的方法及其装置
WO2024220458A1 (en) 2023-04-19 2024-10-24 Eastman Chemical Company Copolyester compositions for recyclable heavy gauge sheet articles
WO2024220454A1 (en) 2023-04-19 2024-10-24 Eastman Chemical Company Copolyester compositions for recyclable heavy gauge sheet articles
WO2025193488A1 (en) 2024-03-13 2025-09-18 Eastman Chemical Company Cavitated copolyester shrink film with improved density reduction and toughness
WO2026050194A1 (en) 2024-08-27 2026-03-05 Eastman Chemical Company Process for recovering polyester from contaminated polyester recovery feedstock
WO2026050193A1 (en) 2024-08-27 2026-03-05 Eastman Chemical Company Process for treating contaminated polyester recovery feedstock

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148208A (en) * 1964-09-08 Process for recovery of dimethyl
US3037050A (en) * 1955-08-05 1962-05-29 Glanzstoff Ag Regeneration of terephthalic acid dimethyl ester from polyethylene terephthalate
DE1131202B (de) * 1961-01-12 1962-06-14 Glanzstoff Ag Verfahren zum Abbau von Polyaethylenterephthalat zu Terephthalsaeuredimethylester

Also Published As

Publication number Publication date
CH425761A (de) 1966-12-15
US3321510A (en) 1967-05-23
NL296330A (cg-RX-API-DMAC7.html) 1900-01-01
DE1169915B (de) 1964-05-14
AT243252B (de) 1965-11-10
GB976073A (cg-RX-API-DMAC7.html) 1964-11-25
BE635706A (cg-RX-API-DMAC7.html)

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