PT115191A - Processo de desvulcanização de borracha - Google Patents
Processo de desvulcanização de borrachaInfo
- Publication number
- PT115191A PT115191A PT115191A PT11519118A PT115191A PT 115191 A PT115191 A PT 115191A PT 115191 A PT115191 A PT 115191A PT 11519118 A PT11519118 A PT 11519118A PT 115191 A PT115191 A PT 115191A
- Authority
- PT
- Portugal
- Prior art keywords
- mixture
- crusher
- steps
- addition
- catalysts
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/08—Depolymerisation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/10—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
-
- 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
- C08J2319/00—Characterised by the use of rubbers not provided for in groups C08J2307/00 - C08J2317/00
-
- 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
- C08J2321/00—Characterised by the use of unspecified rubbers
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Sustainable Development (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
A PRESENTE INVENÇÃO REFERE-SE A UM PROCESSO CONTÍNUO DE DESVULCANIZAÇÃO E RECICLAGEM DE BORRACHA QUE COMPREENDE OS PASSOS A) RECOLHA DOS RESÍDUOS DE BORRACHA DE DIVERSAS INDÚSTRIAS, B)RECICLAGEM DO MATERIAL DO PASSO, C) NUM TRITURADOR PARA SE OBTER UM TRITURADO COM CERCA DE 5 A 10 CM; D) MOAGENS SUCESSIVAS ATÉ QUE O MATERIAL ATINJA UM GRÃO COM CERCA DE ENTRE 5 A 7 MM; E) ADIÇÃO DE DIVERSOS ADITIVOS COMO O CARBONETO DE CÁLCIO, SÍLICA, RESINA E ÓLEO E CATALISADORES; F) ADIÇÃO DE CATALISADORES NUCLEÓFILOS E CO-CATALISADORES AO PASSO DA ALÍNEA D); G) HOMOGENEIZAÇÃO DA MISTURA DOS PASSOS D) E E); H) INTRODUÇÃO DA MISTURA DO PASSO D) NUMA REACTO-EXTRUSORA DE FUSO AUTOLIMOPANTE E UM DISCO, QUE TRABALHA EM CONTÍNUO E EM CIRCUITO FECHADO E ARREFECIMENTO DA MISTURA A UMA TEMPERATURA AMBIENTE ENTRE OS 20º E OS 30º, FINALIZANDO-SE A DESVULCANIZAÇÃO.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PT11519118A PT115191B (pt) | 2018-12-05 | 2018-12-05 | Processo de desvulcanização de borracha |
| EP19849001.3A EP3892674B1 (en) | 2018-12-05 | 2019-12-05 | Rubber devulcanisation method |
| PCT/IB2019/060465 WO2020115689A1 (pt) | 2018-12-05 | 2019-12-05 | Processo de desvulcanização de borracha |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PT11519118A PT115191B (pt) | 2018-12-05 | 2018-12-05 | Processo de desvulcanização de borracha |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT115191A true PT115191A (pt) | 2020-06-05 |
| PT115191B PT115191B (pt) | 2021-10-22 |
Family
ID=69526288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT11519118A PT115191B (pt) | 2018-12-05 | 2018-12-05 | Processo de desvulcanização de borracha |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3892674B1 (pt) |
| PT (1) | PT115191B (pt) |
| WO (1) | WO2020115689A1 (pt) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4046209B2 (ja) * | 1998-07-24 | 2008-02-13 | 東洋ゴム工業株式会社 | 加硫ゴムの再生方法 |
| US6590042B1 (en) * | 2000-10-06 | 2003-07-08 | Ying Tang | Recycled rubber processing and performance enhancement |
| US9926426B2 (en) * | 2010-01-31 | 2018-03-27 | Entex Rust & Mitschke Gmbh | Non-chemical, mechanical procedure for the devulcanization of scrap rubber and/or elastomers and apparatus therefor |
| GB2481205A (en) * | 2010-06-14 | 2011-12-21 | Smithers Rapra Technology Ltd | Method for the devulcanisation of a rubber material |
| MY189653A (en) * | 2011-03-31 | 2022-02-23 | Nexrubber Sdn Bhd | Product and process for recycling rubber |
| MY170049A (en) * | 2012-09-12 | 2019-06-28 | Sekhar Res Innovations Sdn Bhd | A method for producing devulcanized rubber and an apparatus therefor |
| CN103073741B (zh) * | 2012-12-26 | 2015-02-18 | 南京工业大学 | 一种亚临界水挤出法应力诱导硫化橡胶粉脱硫化反应的方法 |
| EP3088455B1 (en) * | 2015-04-28 | 2017-10-04 | Rubbintec, SIA | Method of devulcanization of sulfur-cured rubber |
-
2018
- 2018-12-05 PT PT11519118A patent/PT115191B/pt active IP Right Grant
-
2019
- 2019-12-05 EP EP19849001.3A patent/EP3892674B1/en active Active
- 2019-12-05 WO PCT/IB2019/060465 patent/WO2020115689A1/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3892674C0 (en) | 2024-05-29 |
| EP3892674A1 (en) | 2021-10-13 |
| WO2020115689A1 (pt) | 2020-06-11 |
| EP3892674B1 (en) | 2024-05-29 |
| PT115191B (pt) | 2021-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR112018077444A2 (pt) | usina e processo de pirólise de resíduos plásticos mistos | |
| BR112018009561A2 (pt) | reciclagem química de tereftalato de polietileno por irradiação de micro-ondas | |
| BR112017022760A2 (pt) | poliuretano | |
| WO2011079894A8 (en) | Method and installation for complete recycling through depolymerisation | |
| EP2418243A4 (en) | RUBBER COMPOSITION AND TIRE USING THE SAME | |
| AR124924A2 (es) | Composiciones de polímero y talco con tratamiento superficial para aplicaciones de alta temperatura | |
| MX2016007665A (es) | Metodo para eliminar sox de un gas con el uso de una solucion compuesta de etilenglicol. | |
| BR112015028736A2 (pt) | processo de reticulação em superfície de partículas de polímero | |
| BR112022007918A2 (pt) | Método aprimorado de despolimerização de um poliéster contendo tereftalato de polietileno | |
| BR112017003672A2 (pt) | propante curável em temperatura baixa | |
| BR112017008018A2 (pt) | processos para estabilizar uma resina fenólica e para aumentar a solubilidade de uma mistura de resina fenólica linear/calixareno, e, composição demulsificante. | |
| BR112016013613A2 (pt) | Processo para a produção de poliolefina reticulada com silano na presença de catalisador sem estanho e poliolefina reticulada resultante | |
| BR112019001588A2 (pt) | aparelho e processo para o desmantelamento térmico de pneus e outros materiais | |
| PT115191A (pt) | Processo de desvulcanização de borracha | |
| BR112013015108A2 (pt) | composição curável, processo para preparar uma composição ou um sistema curável, produto curado e processo para preparar um produto termorrígido | |
| BR112016028489A2 (pt) | um processo melhorado para produzir composições poliméricas peletizadas | |
| BR112018016284A2 (pt) | processo para a produção de alquileno glicóis | |
| BR112012018817A2 (pt) | método de partida de um processo para fabricação de polímeros vinil aromáticos expansíveis. | |
| AR103980A1 (es) | Vidrio de seguridad y procedimiento para su obtención | |
| Pistor et al. | Degradation kinetics of vulcanized ethylene–propylene–diene terpolymer residues | |
| BR112017022332A2 (pt) | processo de funcionalização de polímero, e processos de retícula e desretícula de polímeros | |
| CN102977849A (zh) | 一种利用磨制粉尘为主体的合成摩擦料及摩擦材料 | |
| BR112012030726A2 (pt) | método para produzir um aditivo de coque por meio do coqueamento retardado | |
| BR112017027981A2 (pt) | processo e instalação para processamento e secagem de aparas de madeira ou outros materiais sólidos em pequenos pedaços de origem orgânica e/ou mineral | |
| MX2022006683A (es) | Proceso mejorado de despolimerizacion de un poliester que contiene tereftalato de polietileno. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB1A | Laying open of patent application |
Effective date: 20200421 |
|
| FG3A | Patent granted, date of granting |
Effective date: 20211019 |