FR2550206B1 - Procede de preparation de polymeres etoiles modifies hydrogenes solubles dans l'huile - Google Patents

Procede de preparation de polymeres etoiles modifies hydrogenes solubles dans l'huile

Info

Publication number
FR2550206B1
FR2550206B1 FR8412201A FR8412201A FR2550206B1 FR 2550206 B1 FR2550206 B1 FR 2550206B1 FR 8412201 A FR8412201 A FR 8412201A FR 8412201 A FR8412201 A FR 8412201A FR 2550206 B1 FR2550206 B1 FR 2550206B1
Authority
FR
France
Prior art keywords
oil
preparation
star polymers
modified star
hydrogen modified
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
FR8412201A
Other languages
English (en)
Other versions
FR2550206A1 (fr
Inventor
Rudolf 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
Publication of FR2550206A1 publication Critical patent/FR2550206A1/fr
Application granted granted Critical
Publication of FR2550206B1 publication Critical patent/FR2550206B1/fr
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
FR8412201A 1983-08-04 1984-08-01 Procede de preparation de polymeres etoiles modifies hydrogenes solubles dans l'huile Expired FR2550206B1 (fr)

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 (2)

Publication Number Publication Date
FR2550206A1 FR2550206A1 (fr) 1985-02-08
FR2550206B1 true FR2550206B1 (fr) 1989-08-18

Family

ID=10546787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8412201A Expired FR2550206B1 (fr) 1983-08-04 1984-08-01 Procede de preparation de polymeres etoiles modifies hydrogenes solubles dans l'huile

Country Status (3)

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

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 (nl) * 1970-05-22 1980-07-15 Shell Int Research Werkwijze ter bereiding van een niet-lineair blokcopoly- meer.
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 (fr) * 1978-02-08 1979-09-07 Rhone Poulenc Ind Nouveaux polymeres portant plusieurs groupes derives de lactames n-substitues et leur application comme additifs pour huiles lubrifiantes
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
CA1205590A (fr) * 1981-12-21 1986-06-03 Shell Canada Limited Agent promoteur de dispersion et d'amelioration de l'indice de viscosite
US4409120A (en) * 1981-12-21 1983-10-11 Shell Oil Company Process for forming oil-soluble product

Also Published As

Publication number Publication date
GB2144430B (en) 1986-11-19
GB8321006D0 (en) 1983-09-07
FR2550206A1 (fr) 1985-02-08
GB2144430A (en) 1985-03-06
DE3428402C2 (de) 1997-06-05
DE3428402A1 (de) 1985-02-21

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Legal Events

Date Code Title Description
ST Notification of lapse