KR102232137B1 - 고온 안정성을 갖는 2-시아노에틸기 함유 유기 화합물의 제조방법 - Google Patents
고온 안정성을 갖는 2-시아노에틸기 함유 유기 화합물의 제조방법 Download PDFInfo
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- 150000002894 organic compounds Chemical class 0.000 title claims abstract description 69
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 title claims abstract description 52
- 238000004519 manufacturing process Methods 0.000 title claims description 20
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000006467 substitution reaction Methods 0.000 claims abstract description 40
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 36
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium;hydroxide;hydrate Chemical compound [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 claims description 29
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 15
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 15
- 239000012043 crude product Substances 0.000 claims description 9
- 150000004676 glycans Chemical class 0.000 claims description 7
- 229920001282 polysaccharide Chemical class 0.000 claims description 7
- 239000005017 polysaccharide Chemical class 0.000 claims description 7
- 239000000376 reactant Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 4
- 150000001720 carbohydrates Chemical class 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 3
- 239000012264 purified product Substances 0.000 claims description 3
- 150000005846 sugar alcohols Chemical class 0.000 claims description 3
- 239000006228 supernatant Substances 0.000 claims description 3
- 238000013112 stability test Methods 0.000 claims description 2
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 abstract description 20
- 238000007278 cyanoethylation reaction Methods 0.000 abstract description 10
- 239000000126 substance Substances 0.000 abstract description 9
- 239000003637 basic solution Substances 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 33
- 238000006243 chemical reaction Methods 0.000 description 29
- 230000000052 comparative effect Effects 0.000 description 18
- 239000002904 solvent Substances 0.000 description 13
- 239000000654 additive Substances 0.000 description 12
- 230000000996 additive effect Effects 0.000 description 11
- 239000003054 catalyst Substances 0.000 description 11
- 238000007086 side reaction Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 8
- 239000011230 binding agent Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- -1 alkali metal hydrogen carbonate Chemical class 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 238000005979 thermal decomposition reaction Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000002411 thermogravimetry Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000004373 Pullulan Substances 0.000 description 2
- 229920001218 Pullulan Polymers 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 2
- 150000008041 alkali metal carbonates Chemical class 0.000 description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 2
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 235000019423 pullulan Nutrition 0.000 description 2
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001341 hydroxy propyl starch Substances 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 235000013828 hydroxypropyl starch Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000007793 ph indicator Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- 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
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/16—Preparation of carboxylic acid nitriles by reaction of cyanides with lactones or compounds containing hydroxy groups or etherified or esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/16—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound oxygen atoms bound to the same carbon atom of an acyclic carbon 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
- C08F16/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
- C08F16/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an alcohol radical
- C08F16/04—Acyclic compounds
- C08F16/06—Polyvinyl alcohol ; Vinyl alcohol
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
수산기 함유 유기 화합물 | 염기성 물질 투입량(g) |
아세톤 첨가 유무 |
아크릴로니트릴 중량(g) | 반응 온도 | 측정값 | ||||
시아노에틸기 치환율 (%) |
부착성 | 색상 | 공정 시간 |
||||||
실시예 1 | PVA |
LiOH (30) | 첨가 | 270 | 30 | 78% | ○ | 흰색 | 100 |
실시예 2 | PVA | LiOH (30) |
첨가 | 270 | 25 | 76% | ○ | 흰색 | 100 |
실시예 3 | PVA | LiOH (60) |
첨가 | 270 | 30 | 75% | ○ | 흰색 | 100 |
실시예 4 | PVA | LiOH (30) |
첨가 | 405 | 30 | 77% | ○ | 흰색 | 100 |
비교예 1 | PVA | NaOH (30) |
첨가 | 270 | 30 | 70% | △ | 노란색 | 100 |
비교예 2 | PVA | KOH (30) |
첨가 | 270 | 30 | 65% | △ | 갈색 | 100 |
비교예 3 | PVA | LiOH (30) |
무첨가 | 270 | 30 | 60% | △ | 흰색 | 150 |
비교예 4 | PVA | LiOH (30) |
첨가 | 270 | 45 | 65% | △ | 갈색 | 100 |
200℃에서의 residue(wt%) | 250℃에서의 residue(wt%) | 기울기 | Td1 | Td2 | |
실시예 1 | 99.3 | 96.8 | 0.0500 | 289.0 | 379.2 |
실시예 2 | 98.1 | 97.2 | 0.0182 | 288.0 | 385.2 |
Claims (6)
- 고온 안정성을 갖는 2-시아노에틸기 함유 유기 화합물의 제조 방법으로서,
i) LiOH 수화물을 물에 먼저 용해한 LiOH 수화물 수용액에 수산기 함유 유기 화합물, 아세톤, 및 아크릴로니트릴을 순차적으로 투입하여 10 내지 40℃에서 반응시켜 반응물을 생성하는 단계;
ii) 상기 반응물을 중화시킨 후, 상등액을 수거하고 여기에 물을 첨가하여 석출되는 조생성물(crude product)을 수득하는 단계;
iii) 상기 조생성물을 정제하고, 정제된 생성물을 건조하는 단계
를 포함하고,
상기 정제된 생성물은 2-시아노에틸기의 치환율이 75% 이상이고 고온 안정성 시험에서 200℃에서 97% 이상의 중량을 유지하는 열적 특성을 갖는 2-시아노에틸기 함유 유기 화합물의 제조 방법.
- 제1항에 있어서, 상기 LiOH 수화물의 중량비는 수산기 함유 유기 화합물의 중량 대비 0.1 배 내지 10 배인 것을 특징으로 하는, 제조 방법.
- 제1항에 있어서, 상기 수산기 함유 유기 화합물은 당류 또는 당알코올, 다당류, 다당류 유도체 및 폴리비닐알코올 중 하나 이상으로부터 선택되는 것을 특징으로 하는, 제조 방법.
- 제1항에 있어서, 상기 단계 i)에서 아세톤의 첨가량은 상기 수산기 함유 유기 화합물의 중량에 대비하여 10 내지 500 중량%인 것을 특징으로 하는 제조 방법.
- 제1항에 있어서, 상기 수산기 함유 유기 화합물과 상기 아크릴로니트릴은 1:1 내지 1:8의 혼합 몰비율 범위로 사용되는 것을 특징으로 하는, 제조 방법.
- 제1항에 있어서, 단계 i)에서 아크릴로니트릴의 투입 후 아세톤이 추가로 첨가되고, 이때 아세톤의 첨가량은 상기 아크릴로니트릴의 중량 대비 10 내지 100 중량%인 것을 특징으로 하는, 제조 방법.
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1180112A (ja) * | 1997-09-10 | 1999-03-26 | Sunstar Eng Inc | リチウムまたはリチウムイオン2次電池電解液用シアノエチル化合物の製造法 |
KR20130122180A (ko) * | 2012-04-30 | 2013-11-07 | 김영진 | 고유전 고분자 복합 조성물 및 이를 이용한 에너지 저장 소자 |
KR20180124723A (ko) * | 2017-05-12 | 2018-11-21 | 주식회사 엘지화학 | 리튬 이차전지용 음극의 제조방법 |
-
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- 2020-08-28 KR KR1020200108985A patent/KR102232137B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1180112A (ja) * | 1997-09-10 | 1999-03-26 | Sunstar Eng Inc | リチウムまたはリチウムイオン2次電池電解液用シアノエチル化合物の製造法 |
KR20130122180A (ko) * | 2012-04-30 | 2013-11-07 | 김영진 | 고유전 고분자 복합 조성물 및 이를 이용한 에너지 저장 소자 |
KR20180124723A (ko) * | 2017-05-12 | 2018-11-21 | 주식회사 엘지화학 | 리튬 이차전지용 음극의 제조방법 |
JP2020501315A (ja) * | 2017-05-12 | 2020-01-16 | エルジー・ケム・リミテッド | リチウム二次電池用負極の製造方法 |
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