RU2254344C2 - Способ удаления остатков катализатора гидрирования из гидрированных полимеров - Google Patents
Способ удаления остатков катализатора гидрирования из гидрированных полимеров Download PDFInfo
- Publication number
- RU2254344C2 RU2254344C2 RU2002124140/04A RU2002124140A RU2254344C2 RU 2254344 C2 RU2254344 C2 RU 2254344C2 RU 2002124140/04 A RU2002124140/04 A RU 2002124140/04A RU 2002124140 A RU2002124140 A RU 2002124140A RU 2254344 C2 RU2254344 C2 RU 2254344C2
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- RU
- Russia
- Prior art keywords
- polymer
- acid
- amount
- range
- pka
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title claims abstract description 72
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000003054 catalyst Substances 0.000 title claims abstract description 24
- 239000002253 acid Substances 0.000 claims abstract description 24
- 239000007864 aqueous solution Substances 0.000 claims abstract description 20
- 239000003292 glue Substances 0.000 claims abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000001257 hydrogen Substances 0.000 claims abstract description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 239000000853 adhesive Substances 0.000 claims description 23
- 230000001070 adhesive effect Effects 0.000 claims description 23
- 239000000243 solution Substances 0.000 claims description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 9
- 239000011260 aqueous acid Substances 0.000 claims description 9
- 239000003963 antioxidant agent Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 150000001993 dienes Chemical class 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 239000007800 oxidant agent Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 4
- 238000010539 anionic addition polymerization reaction Methods 0.000 claims description 4
- 230000003078 antioxidant effect Effects 0.000 claims description 4
- 150000007522 mineralic acids Chemical class 0.000 claims description 4
- -1 vinyl aromatic compounds Chemical class 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000006356 dehydrogenation reaction Methods 0.000 abstract 1
- 238000011282 treatment Methods 0.000 description 10
- 238000000605 extraction Methods 0.000 description 6
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 229920001400 block copolymer Polymers 0.000 description 4
- 238000004383 yellowing Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 150000004703 alkoxides Chemical class 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- OBETXYAYXDNJHR-UHFFFAOYSA-N 2-Ethylhexanoic acid Chemical class CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 description 1
- UVPKUTPZWFHAHY-UHFFFAOYSA-L 2-ethylhexanoate;nickel(2+) Chemical compound [Ni+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O UVPKUTPZWFHAHY-UHFFFAOYSA-L 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000005234 alkyl aluminium group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- MZRVEZGGRBJDDB-UHFFFAOYSA-N n-Butyllithium Substances [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 235000020030 perry Nutrition 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C2/00—Treatment of rubber solutions
- C08C2/02—Purification
- C08C2/04—Removal of catalyst residues
-
- 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
-
- 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
-
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/04—Reduction, e.g. hydrogenation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP00301081.6 | 2000-02-11 | ||
| EP00301081 | 2000-02-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2002124140A RU2002124140A (ru) | 2004-01-10 |
| RU2254344C2 true RU2254344C2 (ru) | 2005-06-20 |
Family
ID=8172699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2002124140/04A RU2254344C2 (ru) | 2000-02-11 | 2001-02-09 | Способ удаления остатков катализатора гидрирования из гидрированных полимеров |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6800725B2 (enExample) |
| EP (1) | EP1263799B1 (enExample) |
| JP (1) | JP2003522258A (enExample) |
| CN (1) | CN1157418C (enExample) |
| AT (1) | ATE403681T1 (enExample) |
| AU (1) | AU2001231732A1 (enExample) |
| BR (1) | BR0108265A (enExample) |
| DE (1) | DE60135207D1 (enExample) |
| ES (1) | ES2311505T3 (enExample) |
| MX (1) | MXPA02007680A (enExample) |
| RU (1) | RU2254344C2 (enExample) |
| TW (1) | TW538061B (enExample) |
| WO (1) | WO2001058965A1 (enExample) |
| ZA (1) | ZA200206302B (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004005356A1 (en) * | 2002-07-10 | 2004-01-15 | Kraton Polymers Research B.V. | Improved wash process for hydrogenated polymers |
| KR100910255B1 (ko) | 2007-10-08 | 2009-07-31 | 금호석유화학 주식회사 | 수소화된 공역디엔계 중합체의 제조방법 |
| ES2457515T3 (es) | 2009-06-03 | 2014-04-28 | Kuraray Co., Ltd. | Método para producir un copolímero en bloque hidrogenado, copolímero en bloque hidrogenado obtenido por dicho método de producción y su composición |
| KR101730669B1 (ko) | 2009-06-03 | 2017-04-26 | 주식회사 쿠라레 | 수소 첨가 블록 공중합체의 제조 방법, 그 제조 방법에 의해 얻어진 수소 첨가 블록 공중합체 및 그 조성물 |
| CA2825428C (en) | 2010-02-12 | 2022-06-14 | Alexander Vuckovic, M.D., Llc | Compositions and methods for treating depression |
| TWI586693B (zh) | 2013-07-23 | 2017-06-11 | 財團法人工業技術研究院 | 選擇性氫化共聚物的方法 |
| US10471405B2 (en) * | 2015-03-24 | 2019-11-12 | Sabic Global Technologies B.V. | Continuous gas fluidized bed polymerization process |
| US11110113B2 (en) | 2016-11-03 | 2021-09-07 | Gentelon, Inc. | Compositions and methods for treating depression |
| CN109734828A (zh) * | 2018-12-25 | 2019-05-10 | 山东玉皇化工有限公司 | 一种脱除不饱和聚合物加氢后残余金属催化剂的方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3531448A (en) * | 1968-11-06 | 1970-09-29 | Phillips Petroleum Co | Process for removal of hydrogenation catalyst from hyrogenated polymers |
| US4028485A (en) * | 1976-01-29 | 1977-06-07 | Mobil Oil Corporation | Non-aqueous removal of soluble hydrogenation catalyst |
| RU2043996C1 (ru) * | 1992-06-24 | 1995-09-20 | Воронежский филиал Государственного предприятия Научно-исследовательский институт синтетического каучука им.акад.С.В.Лебедева | Способ очистки полимера от остатков катализатора гидрирования, содержащего никелевый катализатор |
| WO1999005185A1 (en) * | 1997-07-23 | 1999-02-04 | Shell Internationale Research Maatschappij B.V. | Enhanced hydrogenation catalyst removal from block copolymers by reduction in polymer cement viscosity by increasing the vinyl content of the block copolymers |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB954992A (en) | 1960-11-24 | 1964-04-08 | Ici Ltd | New dyestuffs containing substituted pyrimidine or triazine radicals |
| NL276543A (enExample) | 1961-03-29 | 1900-01-01 | ||
| US3113986A (en) | 1962-01-08 | 1963-12-10 | Hercules Powder Co Ltd | Hydrogenation of unsaturated hydrocarbons |
| US3202647A (en) | 1962-11-19 | 1965-08-24 | Shell Oil Co | Elastomer recovery process |
| GB1151598A (en) | 1965-07-19 | 1969-05-07 | Bridgestone Tire Co Ltd | Hydrocarbon Polymers and process for producing them from Hydrocarbon Polymers containing Olefinic Unsaturations |
| US3700748A (en) | 1970-05-22 | 1972-10-24 | Shell Oil Co | Selectively hydrogenated block copolymers |
| US3700633A (en) | 1971-05-05 | 1972-10-24 | Shell Oil Co | Selectively hydrogenated block copolymers |
| BE788698A (fr) * | 1971-09-14 | 1973-03-12 | Shell Int Research | Procede d'elimination de contaminants metalliques dans un polymere |
| US3801520A (en) | 1972-01-21 | 1974-04-02 | Phillips Petroleum Co | Carbon dioxide and water treatment of coupled lithium initiated polymer |
| US3987006A (en) | 1975-08-14 | 1976-10-19 | Phillips Petroleum Company | Carbon dioxide and excess water treatment of polymer stabilized with phosphite and glycine |
| US4396761A (en) * | 1981-08-21 | 1983-08-02 | Shell Oil Company | Method for removing hydrogenation catalyst residues from hydrogenated conjugated diene polymers |
| US4403074A (en) | 1982-01-13 | 1983-09-06 | Phillips Petroleum Company | Clear haze-free impact-resistant resinous polymers |
| US4471099A (en) | 1983-03-07 | 1984-09-11 | Phillips Petroleum Company | Treatment of a hydrogenated polymer solution after hydrogenation catalyst removal to improve subsequent lithiation reaction |
| JPH01182308A (ja) * | 1988-01-14 | 1989-07-20 | Asahi Chem Ind Co Ltd | 重合体の取得法 |
| JP2884603B2 (ja) | 1989-07-17 | 1999-04-19 | 住友電気工業株式会社 | 半導体レーザ素子 |
| JP3306520B2 (ja) | 1992-08-06 | 2002-07-24 | コニカ株式会社 | 画像形成装置 |
| JPH0764889A (ja) | 1993-08-31 | 1995-03-10 | Sanyo Electric Co Ltd | 通信端末装置 |
| CA2171045C (en) | 1995-03-06 | 2002-08-13 | Manabu Kusano | Microporous crumbs of hydrogenated block copolymers and process for producing the same |
| KR100610274B1 (ko) * | 1997-08-22 | 2006-12-05 | 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 | 중합체시멘트로부터금속잔기의추출방법 |
| US6207795B1 (en) * | 1998-08-31 | 2001-03-27 | Shell Oil Company | Removal of hydrogenation catalyst from polymer solutions by treatment with ammonia and carbon dioxide |
| KR100411861B1 (ko) * | 2000-11-28 | 2003-12-18 | 금호석유화학 주식회사 | 유기티타늄 화합물로 선택적으로 수소화된 중합체로부터금속 촉매를 제거하는 방법 |
| JP4716602B2 (ja) * | 2001-05-30 | 2011-07-06 | 旭化成ケミカルズ株式会社 | 重合体の脱灰方法 |
-
2001
- 2001-02-09 US US10/203,142 patent/US6800725B2/en not_active Expired - Fee Related
- 2001-02-09 AU AU2001231732A patent/AU2001231732A1/en not_active Abandoned
- 2001-02-09 ES ES01903746T patent/ES2311505T3/es not_active Expired - Lifetime
- 2001-02-09 DE DE60135207T patent/DE60135207D1/de not_active Expired - Fee Related
- 2001-02-09 AT AT01903746T patent/ATE403681T1/de not_active IP Right Cessation
- 2001-02-09 JP JP2001558110A patent/JP2003522258A/ja active Pending
- 2001-02-09 CN CNB018047564A patent/CN1157418C/zh not_active Expired - Fee Related
- 2001-02-09 EP EP01903746A patent/EP1263799B1/en not_active Expired - Lifetime
- 2001-02-09 BR BR0108265-5A patent/BR0108265A/pt not_active Application Discontinuation
- 2001-02-09 MX MXPA02007680A patent/MXPA02007680A/es not_active Application Discontinuation
- 2001-02-09 RU RU2002124140/04A patent/RU2254344C2/ru not_active IP Right Cessation
- 2001-02-09 WO PCT/EP2001/001511 patent/WO2001058965A1/en not_active Ceased
- 2001-05-07 TW TW090110842A patent/TW538061B/zh not_active IP Right Cessation
-
2002
- 2002-08-07 ZA ZA200206302A patent/ZA200206302B/xx unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3531448A (en) * | 1968-11-06 | 1970-09-29 | Phillips Petroleum Co | Process for removal of hydrogenation catalyst from hyrogenated polymers |
| US4028485A (en) * | 1976-01-29 | 1977-06-07 | Mobil Oil Corporation | Non-aqueous removal of soluble hydrogenation catalyst |
| RU2043996C1 (ru) * | 1992-06-24 | 1995-09-20 | Воронежский филиал Государственного предприятия Научно-исследовательский институт синтетического каучука им.акад.С.В.Лебедева | Способ очистки полимера от остатков катализатора гидрирования, содержащего никелевый катализатор |
| WO1999005185A1 (en) * | 1997-07-23 | 1999-02-04 | Shell Internationale Research Maatschappij B.V. | Enhanced hydrogenation catalyst removal from block copolymers by reduction in polymer cement viscosity by increasing the vinyl content of the block copolymers |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1263799A1 (en) | 2002-12-11 |
| WO2001058965A1 (en) | 2001-08-16 |
| MXPA02007680A (es) | 2002-12-13 |
| ES2311505T3 (es) | 2009-02-16 |
| JP2003522258A (ja) | 2003-07-22 |
| ATE403681T1 (de) | 2008-08-15 |
| BR0108265A (pt) | 2003-03-05 |
| ZA200206302B (en) | 2003-07-29 |
| US6800725B2 (en) | 2004-10-05 |
| EP1263799B1 (en) | 2008-08-06 |
| US20030139569A1 (en) | 2003-07-24 |
| RU2002124140A (ru) | 2004-01-10 |
| TW538061B (en) | 2003-06-21 |
| DE60135207D1 (de) | 2008-09-18 |
| CN1416436A (zh) | 2003-05-07 |
| AU2001231732A1 (en) | 2001-08-20 |
| CN1157418C (zh) | 2004-07-14 |
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