CN103694378A - 一种合成溶液型稀土橡胶催化剂的方法 - Google Patents
一种合成溶液型稀土橡胶催化剂的方法 Download PDFInfo
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- CN103694378A CN103694378A CN201310701855.2A CN201310701855A CN103694378A CN 103694378 A CN103694378 A CN 103694378A CN 201310701855 A CN201310701855 A CN 201310701855A CN 103694378 A CN103694378 A CN 103694378A
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 33
- 239000005060 rubber Substances 0.000 title claims abstract description 33
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 32
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000002194 synthesizing effect Effects 0.000 title abstract 2
- 239000000243 solution Substances 0.000 claims abstract description 117
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims abstract description 100
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 38
- 230000032683 aging Effects 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- ATINCSYRHURBSP-UHFFFAOYSA-K neodymium(iii) chloride Chemical compound Cl[Nd](Cl)Cl ATINCSYRHURBSP-UHFFFAOYSA-K 0.000 claims abstract description 29
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims abstract description 23
- 238000007127 saponification reaction Methods 0.000 claims abstract description 20
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 19
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003960 organic solvent Substances 0.000 claims abstract description 9
- DZNFWGVDYGAMJB-UHFFFAOYSA-K neodymium(3+);phosphate Chemical compound [Nd+3].[O-]P([O-])([O-])=O DZNFWGVDYGAMJB-UHFFFAOYSA-K 0.000 claims abstract description 6
- 238000010092 rubber production Methods 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 48
- -1 enanthol Chemical compound 0.000 claims description 33
- KWKDMHWAAVTQSZ-UHFFFAOYSA-N neodymium phosphoric acid Chemical compound [Nd].P(O)(O)(O)=O KWKDMHWAAVTQSZ-UHFFFAOYSA-N 0.000 claims description 25
- 239000012153 distilled water Substances 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 239000007864 aqueous solution Substances 0.000 claims description 17
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 16
- 150000007524 organic acids Chemical group 0.000 claims description 15
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- 238000013019 agitation Methods 0.000 claims description 13
- AZWXAPCAJCYGIA-UHFFFAOYSA-N bis(2-methylpropyl)alumane Chemical compound CC(C)C[AlH]CC(C)C AZWXAPCAJCYGIA-UHFFFAOYSA-N 0.000 claims description 13
- HQMRIBYCTLBDAK-UHFFFAOYSA-M bis(2-methylpropyl)alumanylium;chloride Chemical compound CC(C)C[Al](Cl)CC(C)C HQMRIBYCTLBDAK-UHFFFAOYSA-M 0.000 claims description 13
- SIPUZPBQZHNSDW-UHFFFAOYSA-N diisobutylaluminium hydride Substances CC(C)C[Al]CC(C)C SIPUZPBQZHNSDW-UHFFFAOYSA-N 0.000 claims description 13
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 12
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- 239000012467 final product Substances 0.000 claims description 11
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- SEGLCEQVOFDUPX-UHFFFAOYSA-N di-(2-ethylhexyl)phosphoric acid Chemical compound CCCCC(CC)COP(O)(=O)OCC(CC)CCCC SEGLCEQVOFDUPX-UHFFFAOYSA-N 0.000 claims description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
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- 229910052779 Neodymium Inorganic materials 0.000 claims description 8
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 claims description 6
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 6
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 6
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 claims description 6
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 6
- GHVNFZFCNZKVNT-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 claims description 6
- 150000001993 dienes Chemical class 0.000 claims description 6
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 claims description 6
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 claims description 6
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 claims description 6
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 6
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 6
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 6
- LJKDOMVGKKPJBH-UHFFFAOYSA-N 2-ethylhexyl dihydrogen phosphate Chemical compound CCCCC(CC)COP(O)(O)=O LJKDOMVGKKPJBH-UHFFFAOYSA-N 0.000 claims description 5
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- 125000005234 alkyl aluminium group Chemical group 0.000 claims description 5
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- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- GWUWXYLXFDAAOO-UHFFFAOYSA-N heptyl dimethyl phosphate Chemical compound CCCCCCCOP(=O)(OC)OC GWUWXYLXFDAAOO-UHFFFAOYSA-N 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 3
- PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000005632 Capric acid (CAS 334-48-5) Substances 0.000 claims description 3
- 239000004440 Isodecyl alcohol Substances 0.000 claims description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 3
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims description 3
- 235000011054 acetic acid Nutrition 0.000 claims description 3
- 229910000091 aluminium hydride Inorganic materials 0.000 claims description 3
- OSPSWZSRKYCQPF-UHFFFAOYSA-N dibutoxy(oxo)phosphanium Chemical compound CCCCO[P+](=O)OCCCC OSPSWZSRKYCQPF-UHFFFAOYSA-N 0.000 claims description 3
- LXCYSACZTOKNNS-UHFFFAOYSA-N diethoxy(oxo)phosphanium Chemical compound CCO[P+](=O)OCC LXCYSACZTOKNNS-UHFFFAOYSA-N 0.000 claims description 3
- YNLAOSYQHBDIKW-UHFFFAOYSA-M diethylaluminium chloride Chemical compound CC[Al](Cl)CC YNLAOSYQHBDIKW-UHFFFAOYSA-M 0.000 claims description 3
- 239000012895 dilution Substances 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 3
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 claims description 3
- 229960001826 dimethylphthalate Drugs 0.000 claims description 3
- KUMNEOGIHFCNQW-UHFFFAOYSA-N diphenyl phosphite Chemical compound C=1C=CC=CC=1OP([O-])OC1=CC=CC=C1 KUMNEOGIHFCNQW-UHFFFAOYSA-N 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 3
- UAIZDWNSWGTKFZ-UHFFFAOYSA-L ethylaluminum(2+);dichloride Chemical compound CC[Al](Cl)Cl UAIZDWNSWGTKFZ-UHFFFAOYSA-L 0.000 claims description 3
- 235000019253 formic acid Nutrition 0.000 claims description 3
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 235000019260 propionic acid Nutrition 0.000 claims description 3
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 claims description 3
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 claims description 3
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 claims description 3
- 229940005605 valeric acid Drugs 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 21
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract description 11
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- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
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- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- HNNQYHFROJDYHQ-UHFFFAOYSA-N 3-(4-ethylcyclohexyl)propanoic acid 3-(3-ethylcyclopentyl)propanoic acid Chemical compound CCC1CCC(CCC(O)=O)C1.CCC1CCC(CCC(O)=O)CC1 HNNQYHFROJDYHQ-UHFFFAOYSA-N 0.000 description 1
- OEOIWYCWCDBOPA-UHFFFAOYSA-N 6-methyl-heptanoic acid Chemical compound CC(C)CCCCC(O)=O OEOIWYCWCDBOPA-UHFFFAOYSA-N 0.000 description 1
- YPIFGDQKSSMYHQ-UHFFFAOYSA-N 7,7-dimethyloctanoic acid Chemical compound CC(C)(C)CCCCCC(O)=O YPIFGDQKSSMYHQ-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 150000001206 Neodymium Chemical class 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 1
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 229920003193 cis-1,4-polybutadiene polymer Polymers 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
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- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerization Catalysts (AREA)
Abstract
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103980425A (zh) * | 2014-06-09 | 2014-08-13 | 山东玉皇化工有限公司 | 高顺式含量丁二烯-异戊二烯共聚物的制备方法 |
CN104151468A (zh) * | 2014-06-09 | 2014-11-19 | 山东玉皇化工有限公司 | 超高顺式1,4-聚丁二烯的制备方法 |
CN104211839A (zh) * | 2014-09-24 | 2014-12-17 | 辽宁和运合成橡胶研究院有限公司 | 一种溶液型稀土催化剂的制备方法及其应用 |
CN107522806A (zh) * | 2016-06-21 | 2017-12-29 | 中国石油天然气股份有限公司 | 一种制备稀土顺丁橡胶的连续聚合方法 |
KR101897136B1 (ko) * | 2017-03-14 | 2018-09-12 | 금호석유화학 주식회사 | 희토류 알킬인산 용액의 제조방법 |
CN112442151A (zh) * | 2019-09-03 | 2021-03-05 | 中国石油化工股份有限公司 | 催化共聚制聚(丁二烯-异戊二烯) |
CN112745277A (zh) * | 2019-10-31 | 2021-05-04 | 北京彤程创展科技有限公司 | 一种制备橡胶促进剂ns的方法及橡胶促进剂ns |
CN113929802A (zh) * | 2020-06-29 | 2022-01-14 | 中国石油天然气股份有限公司 | 稀土催化剂及其制备方法和应用 |
CN115433294A (zh) * | 2022-08-17 | 2022-12-06 | 中国科学院大连化学物理研究所 | 溶液型磷酸酯稀土催化剂的配置方法及其在丁戊橡胶制备中的应用 |
CN116023533A (zh) * | 2021-10-25 | 2023-04-28 | 中国石油化工股份有限公司 | 膦酸酯钕溶液及其制备方法和应用 |
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US20040030071A1 (en) * | 2000-03-24 | 2004-02-12 | Heike Windisch | Method for polymerizing conjugated diolefins (dienes) with catalysts of rare earths in the presence of vinyl aromatic solvents |
CN1649919A (zh) * | 2002-05-16 | 2005-08-03 | 米其林技术公司 | 制造聚丁二烯的催化体系及其制备方法 |
CN101589051A (zh) * | 2007-01-23 | 2009-11-25 | 罗地亚管理公司 | 稀土元素有机磷酸盐溶液的制备方法 |
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2013
- 2013-12-19 CN CN201310701855.2A patent/CN103694378B/zh not_active Expired - Fee Related
Patent Citations (3)
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US20040030071A1 (en) * | 2000-03-24 | 2004-02-12 | Heike Windisch | Method for polymerizing conjugated diolefins (dienes) with catalysts of rare earths in the presence of vinyl aromatic solvents |
CN1649919A (zh) * | 2002-05-16 | 2005-08-03 | 米其林技术公司 | 制造聚丁二烯的催化体系及其制备方法 |
CN101589051A (zh) * | 2007-01-23 | 2009-11-25 | 罗地亚管理公司 | 稀土元素有机磷酸盐溶液的制备方法 |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103980425A (zh) * | 2014-06-09 | 2014-08-13 | 山东玉皇化工有限公司 | 高顺式含量丁二烯-异戊二烯共聚物的制备方法 |
CN104151468A (zh) * | 2014-06-09 | 2014-11-19 | 山东玉皇化工有限公司 | 超高顺式1,4-聚丁二烯的制备方法 |
CN103980425B (zh) * | 2014-06-09 | 2019-03-12 | 华宇橡胶有限责任公司 | 高顺式含量丁二烯-异戊二烯共聚物的制备方法 |
CN104211839A (zh) * | 2014-09-24 | 2014-12-17 | 辽宁和运合成橡胶研究院有限公司 | 一种溶液型稀土催化剂的制备方法及其应用 |
CN104211839B (zh) * | 2014-09-24 | 2016-06-29 | 辽宁和运合成橡胶研究院有限公司 | 一种溶液型稀土催化剂的制备方法及其应用 |
CN107522806A (zh) * | 2016-06-21 | 2017-12-29 | 中国石油天然气股份有限公司 | 一种制备稀土顺丁橡胶的连续聚合方法 |
CN107522806B (zh) * | 2016-06-21 | 2020-03-10 | 中国石油天然气股份有限公司 | 一种制备稀土顺丁橡胶的连续聚合方法 |
KR101897136B1 (ko) * | 2017-03-14 | 2018-09-12 | 금호석유화학 주식회사 | 희토류 알킬인산 용액의 제조방법 |
CN112442151A (zh) * | 2019-09-03 | 2021-03-05 | 中国石油化工股份有限公司 | 催化共聚制聚(丁二烯-异戊二烯) |
CN112442151B (zh) * | 2019-09-03 | 2023-07-21 | 中国石油化工股份有限公司 | 催化共聚制聚(丁二烯-异戊二烯) |
CN112745277A (zh) * | 2019-10-31 | 2021-05-04 | 北京彤程创展科技有限公司 | 一种制备橡胶促进剂ns的方法及橡胶促进剂ns |
CN112745277B (zh) * | 2019-10-31 | 2022-06-24 | 北京彤程创展科技有限公司 | 一种制备橡胶促进剂ns的方法及橡胶促进剂ns |
CN113929802A (zh) * | 2020-06-29 | 2022-01-14 | 中国石油天然气股份有限公司 | 稀土催化剂及其制备方法和应用 |
CN113929802B (zh) * | 2020-06-29 | 2024-04-30 | 中国石油天然气股份有限公司 | 稀土催化剂及其制备方法和应用 |
CN116023533A (zh) * | 2021-10-25 | 2023-04-28 | 中国石油化工股份有限公司 | 膦酸酯钕溶液及其制备方法和应用 |
CN115433294A (zh) * | 2022-08-17 | 2022-12-06 | 中国科学院大连化学物理研究所 | 溶液型磷酸酯稀土催化剂的配置方法及其在丁戊橡胶制备中的应用 |
CN115433294B (zh) * | 2022-08-17 | 2023-09-12 | 中国科学院大连化学物理研究所 | 溶液型磷酸酯稀土催化剂的配置方法及其在丁戊橡胶制备中的应用 |
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