GB2144430B - Hydrogenated modified star-shaped polymers - Google Patents

Hydrogenated modified star-shaped polymers

Info

Publication number
GB2144430B
GB2144430B GB08321006A GB8321006A GB2144430B GB 2144430 B GB2144430 B GB 2144430B GB 08321006 A GB08321006 A GB 08321006A GB 8321006 A GB8321006 A GB 8321006A GB 2144430 B GB2144430 B GB 2144430B
Authority
GB
United Kingdom
Prior art keywords
shaped polymers
hydrogenated modified
modified star
star
hydrogenated
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
Application number
GB08321006A
Other versions
GB2144430A (en
GB8321006D0 (en
Inventor
Rundolf Josef Albrecht Eckert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Priority to GB08321006A priority Critical patent/GB2144430B/en
Publication of GB8321006D0 publication Critical patent/GB8321006D0/en
Priority to DE19843428402 priority patent/DE3428402C2/en
Priority to FR8412201A priority patent/FR2550206B1/en
Publication of GB2144430A publication Critical patent/GB2144430A/en
Application granted granted Critical
Publication of GB2144430B publication Critical patent/GB2144430B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08C19/30—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule
    • C08C19/42—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups
    • C08C19/44—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups of polymers containing metal atoms exclusively at one or both ends of the skeleton
    • 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
    • C08C19/02—Hydrogenation

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Lubricants (AREA)
  • Graft Or Block Polymers (AREA)
GB08321006A 1983-08-04 1983-08-04 Hydrogenated modified star-shaped polymers Expired GB2144430B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08321006A GB2144430B (en) 1983-08-04 1983-08-04 Hydrogenated modified star-shaped polymers
DE19843428402 DE3428402C2 (en) 1983-08-04 1984-08-01 Process for the preparation of an oil-soluble, star-shaped, hydrogenated modified polymer and its use as an oil additive
FR8412201A FR2550206B1 (en) 1983-08-04 1984-08-01 PROCESS FOR THE PREPARATION OF HYDROGEN MODIFIED STAR POLYMERS IN OIL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08321006A GB2144430B (en) 1983-08-04 1983-08-04 Hydrogenated modified star-shaped polymers

Publications (3)

Publication Number Publication Date
GB8321006D0 GB8321006D0 (en) 1983-09-07
GB2144430A GB2144430A (en) 1985-03-06
GB2144430B true GB2144430B (en) 1986-11-19

Family

ID=10546787

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08321006A Expired GB2144430B (en) 1983-08-04 1983-08-04 Hydrogenated modified star-shaped polymers

Country Status (3)

Country Link
DE (1) DE3428402C2 (en)
FR (1) FR2550206B1 (en)
GB (1) GB2144430B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173537A (en) * 1991-12-20 1992-12-22 Shell Oil Company Selective hydrogenation of conjugated diolefin poylmers
US5344887A (en) * 1992-12-21 1994-09-06 Shell Oil Company Star polymers of dienes, vinylarenes and alkyl methacrylates as modiied viscosity index improvers
US5397841A (en) * 1993-12-08 1995-03-14 Shell Oil Company Grafted polymers having reactive groups at the base
US5461116A (en) * 1994-11-10 1995-10-24 Shell Oil Company Core functionalized star block copolymers
US5919870A (en) * 1995-07-31 1999-07-06 Fmc Corporation Functional telechelic star polymers
US5798418A (en) * 1995-07-31 1998-08-25 Fmc Corporation Star polymers from mixed initiators

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL162935C (en) * 1970-05-22 1980-07-15 Shell Int Research PROCESS FOR PREPARING A NON-LINEAR BLOCK COPOLYMER
US3985830B1 (en) * 1974-07-15 1998-03-03 Univ Akron Star polymers and process for the preparation thereof
GB1575507A (en) * 1976-02-10 1980-09-24 Shell Int Research Hydrogenated star-shaped polymers and oil compositions thereof
GB2007686B (en) * 1977-07-05 1982-03-24 Univ Akron Multi-arm star copolymers
FR2416939A1 (en) * 1978-02-08 1979-09-07 Rhone Poulenc Ind Polymers carrying N-substd. lactam gps. - useful as viscosity index improvers and dispersant additives for lubricants
US4222882A (en) * 1978-02-08 1980-09-16 Rhone-Poulenc Industries Polymers bearing groups derived from N-substituted lactams and their use as lubricating oil additives
US4409120A (en) * 1981-12-21 1983-10-11 Shell Oil Company Process for forming oil-soluble product
CA1205590A (en) * 1981-12-21 1986-06-03 Shell Canada Limited Dispersant-viscosity index improver product

Also Published As

Publication number Publication date
DE3428402A1 (en) 1985-02-21
DE3428402C2 (en) 1997-06-05
GB2144430A (en) 1985-03-06
GB8321006D0 (en) 1983-09-07
FR2550206B1 (en) 1989-08-18
FR2550206A1 (en) 1985-02-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010804