KR102877806B1 - 부타디엔 제조 방법 - Google Patents
부타디엔 제조 방법Info
- Publication number
- KR102877806B1 KR102877806B1 KR1020230094098A KR20230094098A KR102877806B1 KR 102877806 B1 KR102877806 B1 KR 102877806B1 KR 1020230094098 A KR1020230094098 A KR 1020230094098A KR 20230094098 A KR20230094098 A KR 20230094098A KR 102877806 B1 KR102877806 B1 KR 102877806B1
- Authority
- KR
- South Korea
- Prior art keywords
- polymer blend
- butanediol
- bis
- producing butadiene
- repeating unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
- C07C1/207—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms from carbonyl compounds
- C07C1/213—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms from carbonyl compounds by splitting of esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C11/00—Aliphatic unsaturated hydrocarbons
- C07C11/12—Alkadienes
- C07C11/16—Alkadienes with four carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
- C08J11/16—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
Description
| 실시예 1 | 실시예 2 | 비교예 1 | ||
| 회수율 (%) | 락타이드 | 83.3 | 75.7 | 87.0 |
| 부타디엔 | 68.1 | 46.4 | - | |
| 순도 (%) | 락타이드 | ≥ 98.0 | ≥ 98.0 | ≥ 98.0 |
| 부타디엔 | ≥ 99.0 | ≥ 99.0 | - | |
Claims (17)
상기 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르는 폴리부틸렌아디페이트 테레프탈레이트인, 부타디엔 제조 방법.
상기 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르 또는 이를 포함한 고분자 블렌드를 400 ℃ 이상 550 ℃ 이하의 온도에서 열분해하여 부타디엔을 제조하는 단계 이전에,
상기 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르 또는 이를 포함한 고분자 블렌드를 용융하는 단계;를 더 포함하는, 부타디엔 제조 방법.
상기 용융은 무용매(solvent free) 하에서 이루어지는, 부타디엔 제조 방법.
상기 용융은 150 ℃ 이상 280 ℃ 이하의 온도에서 이루어지는, 부타디엔 제조 방법.
상기 열분해는 주석 촉매 하에서 이루어지는, 부타디엔 제조 방법.
상기 열분해는 무용매 하에서 이루어지는, 부타디엔 제조 방법.
상기 고분자 블렌드는 폴리락트산 및 폴리부틸렌아디페이트테레프탈레이트의 고분자 블렌드인, 부타디엔 제조 방법.
상기 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르 또는 이를 포함한 고분자 블렌드를 400 ℃ 이상 550 ℃ 이하의 온도에서 열분해하여 부타디엔을 제조하는 단계 이전에,
상기 폴리락트산 및 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르를 포함하는 고분자 블렌드를 1차 열분해하여 락타이드를 제조하는 단계를 더 포함하고,
상기 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르 또는 이를 포함한 고분자 블렌드를 400 ℃ 이상 550 ℃ 이하의 온도에서 열분해하여 부타디엔을 제조하는 단계는,
상기 1차 열분해된 폴리락트산 및 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르를 포함하는 고분자 블렌드를 2차 열분해하여 부타디엔을 제조하는 단계;를 포함하는, 부타디엔 제조 방법.
상기 폴리락트산 및 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르를 포함하는 고분자 블렌드는, 상기 폴리락트산과 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르를 1:99 내지 99:1의 중량비로 포함하는, 부타디엔 제조 방법
상기 1차 열분해는 220 ℃ 이상 300 ℃ 이하의 온도에서 이루어지는, 부타디엔 제조 방법.
상기 1차 열분해 온도와 상기 2차 열분해 온도의 차이는 150 ℃ 이상 350 ℃ 이하인, 부타디엔 제조 방법.
상기 1차 열분해는 주석 촉매 하에서 이루어지는, 부타디엔 제조 방법.
상기 주석 촉매는 주석 2-에틸헥사노에이트 (Tin(Ⅱ) 2-ethylhexanoate), 주석 2-메틸헥사노에이트(Tin(Ⅱ) 2-methylhexanoate), 주석 2-프로필헥사노에이트(Tin(Ⅱ) 2-propylhexanoate), 디옥틸주석 디라우레이트(dioctyltin dilaurate), 디헥실주석 디라우레이트(dihexyltin dilaurate), 디부틸주석 디라우레이트(dibutyltin dilaurate), 디프로필주석 디라우레이트(dipropyltin dilaurate), 디에틸주석 디라우레이트(diethyltin dilaurate), 디메틸주석 디라우레이트(dimetyltin dilaurate), 디부틸주석 비스(라우릴 메르캅티드) (Dibutyltin bis(lauryl mercaptide)), 디메틸주석 비스(라우릴 메르캅티드) (Dimethyltin bis(lauryl mercaptide)), 디에틸주석 비스(라우릴 메르캅티드) (Diethyltin bis(lauryl mercaptide)), 디프로필주석 비스(라우릴 메르캅티드) (Dipropyltin bis(lauryl mercaptide)), 디헥실주석 비스(라우릴 메르캅티드) (Dihexyltin bis(lauryl mercaptide)), 디옥틸주석 비스(라우릴 메르캅티드) (Dioctyltin bis(lauryl mercaptide)), 디메틸주석 비스(이소옥틸말레이트) (Dimethyltin bis(isooctylmaleate)), 디에틸주석 비스(이소옥틸말레이트) (Diethyltin bis(isooctylmaleate)), 디프로필주석 비스(이소옥틸말레이트) (Dipropyltin bis(isooctylmaleate)), 디부틸주석 비스(이소옥틸말레이트) (Dibutyltin bis(isooctylmaleate)), 디헥실주석 비스(이소옥틸말레이트) (Dihexyltin bis(isooctylmaleate)) 및 디옥틸주석 비스(이소옥틸말레이트) (Dioctyltin bis(isooctylmaleate))로 이루어진 군에서 선택된 하나 이상인, 부타디엔 제조 방법.
상기 주석 촉매는 상기 폴리락트산 및 1,4-부탄디올 유래 반복단위를 함유한 폴리에스테르를 포함하는 고분자 블렌드 100 중량부 대비 0.0001 중량부 이상 10 중량부 이하로 사용되는, 부타디엔 제조 방법.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2023/010475 WO2024019560A1 (ko) | 2022-07-20 | 2023-07-20 | 부타디엔 제조 방법 |
| US18/699,021 US20240409478A1 (en) | 2022-07-20 | 2023-07-20 | Manufacturing method of butadiene |
| EP23843406.2A EP4382517B1 (en) | 2022-07-20 | 2023-07-20 | Butadiene preparation method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020220089694 | 2022-07-20 | ||
| KR20220089694 | 2022-07-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20240012334A KR20240012334A (ko) | 2024-01-29 |
| KR102877806B1 true KR102877806B1 (ko) | 2025-10-31 |
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ID=89717189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020230094098A Active KR102877806B1 (ko) | 2022-07-20 | 2023-07-19 | 부타디엔 제조 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR102877806B1 (ko) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180037519A1 (en) | 2015-02-18 | 2018-02-08 | IFP Energies Nouvelles | Method for producing 1,3-butadiene from 1,4-butanediol |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150069350A (ko) * | 2013-12-13 | 2015-06-23 | 지에스칼텍스 주식회사 | 고수율 1,3-부타디엔의 제조방법 |
-
2023
- 2023-07-19 KR KR1020230094098A patent/KR102877806B1/ko active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180037519A1 (en) | 2015-02-18 | 2018-02-08 | IFP Energies Nouvelles | Method for producing 1,3-butadiene from 1,4-butanediol |
Non-Patent Citations (3)
| Title |
|---|
| (Polymer Degradation and Stability, 2018, Vol. 157, 212-223, 1부.* |
| Polymer Degradation and Stability, 2006, Vol. 91, pp. 1002-1009, 1부.* |
| Polymer Degradation and Stability, 2009, Vol. 94, pp. 74-82, 1부.* |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240012334A (ko) | 2024-01-29 |
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