BR9204185A - Processo para a degradacao de um polimero de dieno conjugado - Google Patents

Processo para a degradacao de um polimero de dieno conjugado

Info

Publication number
BR9204185A
BR9204185A BR929204185A BR9204185A BR9204185A BR 9204185 A BR9204185 A BR 9204185A BR 929204185 A BR929204185 A BR 929204185A BR 9204185 A BR9204185 A BR 9204185A BR 9204185 A BR9204185 A BR 9204185A
Authority
BR
Brazil
Prior art keywords
degradation
polymer
dieno
conjugated
conjugated dieno
Prior art date
Application number
BR929204185A
Other languages
English (en)
Inventor
Carma Joleen Gibler
Linda Rae Chamberlain
Richard Alan Kemp
Stanley Edward Wilson
Original Assignee
Shell Int Research
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.)
Filing date
Publication date
Application filed by Shell Int Research filed Critical Shell Int Research
Publication of BR9204185A publication Critical patent/BR9204185A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • 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
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/08—Depolymerisation
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00—Technologies relating to oil refining and petrochemical industry
    • Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Catalysts (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
BR929204185A 1991-10-30 1992-10-28 Processo para a degradacao de um polimero de dieno conjugado BR9204185A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/785,114 US5162446A (en) 1991-10-30 1991-10-30 Depolymerization of conjugated diene polymers

Publications (1)

Publication Number Publication Date
BR9204185A true BR9204185A (pt) 1993-05-04

Family

ID=25134484

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929204185A BR9204185A (pt) 1991-10-30 1992-10-28 Processo para a degradacao de um polimero de dieno conjugado

Country Status (8)

Country Link
US (1) US5162446A (pt)
EP (1) EP0540122B1 (pt)
JP (1) JPH05214023A (pt)
KR (1) KR100247948B1 (pt)
BR (1) BR9204185A (pt)
DE (1) DE69209773T2 (pt)
ES (1) ES2085555T3 (pt)
TW (1) TW252127B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5504267A (en) * 1992-04-06 1996-04-02 S-P Reclamation, Inc. Resource recovery by catalytic conversion of polymers
US5369215A (en) * 1992-04-06 1994-11-29 S-P Reclamation, Inc. Depolymerization method for resource recovery from polymeric wastes
US5244980A (en) * 1992-12-07 1993-09-14 Shell Oil Company Selective hydrogenation of conjugated diolefin polymers with Tebbe's reagent
FI97141C (fi) * 1994-03-14 1996-10-25 Neste Oy Menetelmä tyydyttämättömien polymeerien selektiiviseksi hydrogenoimiseksi
US5446102A (en) * 1994-08-10 1995-08-29 Bridgeston, Corporation Olefin metathesis catalysts for degelling polymerization reactors
FR2736646B1 (fr) 1995-07-13 1997-10-03 Cpe Lyon Fcr Nouveau procede de degradation controlee de polymeres hydrocarbones
JPH10101727A (ja) * 1996-09-24 1998-04-21 Shell Internatl Res Maatschappij Bv オレフィン又はポリマーを水素化するための触媒及び方法
FR2838743A1 (fr) * 2002-04-18 2003-10-24 Centre Nat Rech Scient Procede de transformation et/ou recyclage de polymeres et copolymeres
FR2842202A1 (fr) * 2002-07-11 2004-01-16 Bp Lavera Snc Terpolymere du styrene et procede de transformation controlee de polymeres hydrocarbones
ES2378009T3 (es) 2007-09-11 2012-04-04 Firmenich S.A. Preparación selectiva de algunos derivados de 2-alcoxi-etanol
CN111793150B (zh) * 2020-08-15 2022-05-10 青岛科技大学 一种低分子量聚合物的制备方法
CN114988998B (zh) * 2022-06-28 2023-12-19 万华化学集团股份有限公司 环十二碳三烯生产中副产焦油的处理方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL213364A (pt) * 1955-12-30
US3917576A (en) * 1970-09-14 1975-11-04 Phillips Petroleum Co Molecular weight reduction of unsaturated polymers
US4038228A (en) * 1971-11-19 1977-07-26 Owens-Illinois, Inc. Degradable plastic composition containing a transition metal salt of a highly unsaturated organic acid
US4495311A (en) * 1972-07-06 1985-01-22 Princeton Polymer Laboratories, Inc. Degradable hydrocarbon polymers
US4072807A (en) * 1973-04-19 1978-02-07 Phillips Petroleum Company Molecular weight reduction of unsaturated polymers
US3995095A (en) * 1973-07-17 1976-11-30 Phillips Petroleum Company Modification of polymers by treatment with olefins
US4501857A (en) * 1983-01-20 1985-02-26 Asahi Kasei Kogyo Kabushiki Kaisha Method for hydrogenation of polymer
JPS62209102A (ja) * 1986-03-10 1987-09-14 Asahi Chem Ind Co Ltd ポリマ−の水添法
JPS62209103A (ja) * 1986-03-10 1987-09-14 Asahi Chem Ind Co Ltd ポリマ−の水添方法
JP2718059B2 (ja) * 1988-04-28 1998-02-25 日本合成ゴム株式会社 重合体の水素添加方法および触媒
JP2658328B2 (ja) * 1988-12-26 1997-09-30 日本合成ゴム株式会社 水素添加触媒および水素添加方法
JP2969771B2 (ja) * 1989-12-22 1999-11-02 ジェイエスアール株式会社 オレフィン性不飽和重合体の水素添加方法および水素添加用触媒組成物

Also Published As

Publication number Publication date
TW252127B (pt) 1995-07-21
EP0540122B1 (en) 1996-04-10
US5162446A (en) 1992-11-10
EP0540122A1 (en) 1993-05-05
DE69209773D1 (de) 1996-05-15
JPH05214023A (ja) 1993-08-24
ES2085555T3 (es) 1996-06-01
DE69209773T2 (de) 1996-10-02
KR100247948B1 (ko) 2000-03-15
KR930007992A (ko) 1993-05-20

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Legal Events

Date Code Title Description
EE Request for examination
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KE Notification for payement of fee for the delivery of letter patents of an application granted by virtue of law 5772/71
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 10A, 11A, 12A, 13A, 14A, 15A, 16A, 17A E 18A ANUIDADE(S).

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 10A, 11A, 12A, 13A, 14A, 15A, 16A, 17A E 18A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.