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'huileInfo
- 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
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)
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)
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)
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 |
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 |
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 |
US4409120A (en) * | 1981-12-21 | 1983-10-11 | Shell Oil Company | Process for forming oil-soluble product |
CA1205590A (fr) * | 1981-12-21 | 1986-06-03 | Shell Canada Limited | Agent promoteur de dispersion et d'amelioration de l'indice de viscosite |
-
1983
- 1983-08-04 GB GB08321006A patent/GB2144430B/en not_active Expired
-
1984
- 1984-08-01 DE DE19843428402 patent/DE3428402C2/de not_active Expired - Fee Related
- 1984-08-01 FR FR8412201A patent/FR2550206B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8321006D0 (en) | 1983-09-07 |
GB2144430B (en) | 1986-11-19 |
FR2550206A1 (fr) | 1985-02-08 |
DE3428402A1 (de) | 1985-02-21 |
DE3428402C2 (de) | 1997-06-05 |
GB2144430A (en) | 1985-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |