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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP00301081 | 2000-02-11 | ||
| EP00301081.6 | 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 (cg-RX-API-DMAC7.html) |
| EP (1) | EP1263799B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP2003522258A (cg-RX-API-DMAC7.html) |
| CN (1) | CN1157418C (cg-RX-API-DMAC7.html) |
| AT (1) | ATE403681T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU2001231732A1 (cg-RX-API-DMAC7.html) |
| BR (1) | BR0108265A (cg-RX-API-DMAC7.html) |
| DE (1) | DE60135207D1 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2311505T3 (cg-RX-API-DMAC7.html) |
| MX (1) | MXPA02007680A (cg-RX-API-DMAC7.html) |
| RU (1) | RU2254344C2 (cg-RX-API-DMAC7.html) |
| TW (1) | TW538061B (cg-RX-API-DMAC7.html) |
| WO (1) | WO2001058965A1 (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA200206302B (cg-RX-API-DMAC7.html) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003247954A1 (en) * | 2002-07-10 | 2004-01-23 | 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 |
| JP5624538B2 (ja) * | 2009-06-03 | 2014-11-12 | 株式会社クラレ | 水添ブロック共重合体の製造方法、該製造方法により得られた水添ブロック共重合体およびその組成物 |
| ES2459306T3 (es) | 2009-06-03 | 2014-05-08 | Kuraray Co., Ltd. | Procedimiento para producir un copolímero de bloques hidrogenado, copolímero de bloques hidrogenado obtenido mediante este procedimiento y composición del mismo |
| 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 |
| CN107530671B (zh) * | 2015-03-24 | 2020-10-16 | Sabic环球技术有限责任公司 | 连续气体流化床聚合方法 |
| WO2018144088A1 (en) | 2016-11-03 | 2018-08-09 | Alexander Vuckovic, M.D., Llc | 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 (cg-RX-API-DMAC7.html) | 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 AU AU2001231732A patent/AU2001231732A1/en not_active Abandoned
- 2001-02-09 ES ES01903746T patent/ES2311505T3/es not_active Expired - Lifetime
- 2001-02-09 EP EP01903746A patent/EP1263799B1/en not_active Expired - Lifetime
- 2001-02-09 DE DE60135207T patent/DE60135207D1/de not_active Expired - Fee Related
- 2001-02-09 WO PCT/EP2001/001511 patent/WO2001058965A1/en not_active Ceased
- 2001-02-09 MX MXPA02007680A patent/MXPA02007680A/es not_active Application Discontinuation
- 2001-02-09 BR BR0108265-5A patent/BR0108265A/pt not_active Application Discontinuation
- 2001-02-09 US US10/203,142 patent/US6800725B2/en not_active Expired - Fee Related
- 2001-02-09 JP JP2001558110A patent/JP2003522258A/ja active Pending
- 2001-02-09 AT AT01903746T patent/ATE403681T1/de not_active IP Right Cessation
- 2001-02-09 RU RU2002124140/04A patent/RU2254344C2/ru not_active IP Right Cessation
- 2001-02-09 CN CNB018047564A patent/CN1157418C/zh not_active Expired - Fee Related
- 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 |
| CN1157418C (zh) | 2004-07-14 |
| ATE403681T1 (de) | 2008-08-15 |
| ZA200206302B (en) | 2003-07-29 |
| RU2002124140A (ru) | 2004-01-10 |
| EP1263799B1 (en) | 2008-08-06 |
| BR0108265A (pt) | 2003-03-05 |
| AU2001231732A1 (en) | 2001-08-20 |
| CN1416436A (zh) | 2003-05-07 |
| DE60135207D1 (de) | 2008-09-18 |
| TW538061B (en) | 2003-06-21 |
| JP2003522258A (ja) | 2003-07-22 |
| WO2001058965A1 (en) | 2001-08-16 |
| US6800725B2 (en) | 2004-10-05 |
| ES2311505T3 (es) | 2009-02-16 |
| US20030139569A1 (en) | 2003-07-24 |
| MXPA02007680A (es) | 2002-12-13 |
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