BR9000300A - Processo para preparar polimeros e polimero - Google Patents
Processo para preparar polimeros e polimeroInfo
- Publication number
- BR9000300A BR9000300A BR909000300A BR9000300A BR9000300A BR 9000300 A BR9000300 A BR 9000300A BR 909000300 A BR909000300 A BR 909000300A BR 9000300 A BR9000300 A BR 9000300A BR 9000300 A BR9000300 A BR 9000300A
- Authority
- BR
- Brazil
- Prior art keywords
- polymer
- preparing polymers
- polymers
- preparing
- Prior art date
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
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
- C08F297/04—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
-
- 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
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Graft Or Block Polymers (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/299,202 US4950723A (en) | 1989-01-23 | 1989-01-23 | Organic acid halide neutrallizing agents for anionic polymerizations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9000300A true BR9000300A (pt) | 1990-11-27 |
Family
ID=23153749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR909000300A BR9000300A (pt) | 1989-01-23 | 1990-01-22 | Processo para preparar polimeros e polimero |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4950723A (pt) |
| EP (1) | EP0379951A3 (pt) |
| JP (1) | JPH02265913A (pt) |
| BR (1) | BR9000300A (pt) |
| CA (1) | CA2008239A1 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW370534B (en) * | 1995-01-24 | 1999-09-21 | Shell Internattonale Res Mij B V | Process for manufacturing isoprene containing block copolymers |
| US5659056A (en) * | 1996-04-10 | 1997-08-19 | Bridgestone Corporation | Stabilization of siloxane terminated polymers |
| US6579940B1 (en) | 1999-10-28 | 2003-06-17 | Edwards Lifesciences Corporation | Thermoplastic elastomeric material as a replacement for natural rubber latex |
| US6613838B1 (en) | 2000-08-30 | 2003-09-02 | Edwards Lifesciences Corporation | Synthetic rubber elastomers as replacements for natural rubber latex |
| ES2437197T3 (es) | 2003-06-09 | 2014-01-09 | Bridgestone Corporation | Composiciones elastoméricas de histéresis mejorada que comprenden polímeros terminados con isocianato-alcoxisilanos |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3801554A (en) * | 1972-02-28 | 1974-04-02 | Phillips Petroleum Co | Lithium alkenoxides as modifiers in organolithium initiated polymerization |
| US4172190A (en) * | 1977-10-11 | 1979-10-23 | The Dow Chemical Company | Soluble multifunctional lithium containing initiator |
| JPS6028866B2 (ja) * | 1982-02-04 | 1985-07-06 | 旭化成株式会社 | 水白化防止方法 |
| US4415695A (en) * | 1982-03-25 | 1983-11-15 | The Firestone Tire & Rubber Company | Method for preparing color-free, stabilized polymers of conjugated dienes or vinyl aromatic hydrocarbons or copolymers of conjugated dienes and vinyl aromatic hydrocarbons |
| US4636540A (en) * | 1985-07-08 | 1987-01-13 | Atlantic Richfield Company | Purification of polymer solutions |
-
1989
- 1989-01-23 US US07/299,202 patent/US4950723A/en not_active Expired - Fee Related
-
1990
- 1990-01-17 EP EP19900100879 patent/EP0379951A3/en not_active Withdrawn
- 1990-01-22 BR BR909000300A patent/BR9000300A/pt unknown
- 1990-01-22 CA CA002008239A patent/CA2008239A1/en not_active Abandoned
- 1990-01-22 JP JP2010783A patent/JPH02265913A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02265913A (ja) | 1990-10-30 |
| EP0379951A3 (en) | 1991-11-21 |
| US4950723A (en) | 1990-08-21 |
| EP0379951A2 (en) | 1990-08-01 |
| CA2008239A1 (en) | 1990-07-23 |
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