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
- 229920000642 polymer Polymers 0.000 title 2
- 238000004519 manufacturing process Methods 0.000 title 1
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 |
| JP5232387B2 (ja) | 2003-06-09 | 2013-07-10 | 株式会社ブリヂストン | イソシアナートアルコキシシランを用いて停止させた重合体を含む改良されたヒステリシスのエラストマー組成物 |
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 JP JP2010783A patent/JPH02265913A/ja active Pending
- 1990-01-22 CA CA002008239A patent/CA2008239A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0379951A3 (en) | 1991-11-21 |
| CA2008239A1 (en) | 1990-07-23 |
| EP0379951A2 (en) | 1990-08-01 |
| US4950723A (en) | 1990-08-21 |
| JPH02265913A (ja) | 1990-10-30 |
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