KR102251268B1 - 염화비닐 중합체 및 이의 제조방법 - Google Patents
염화비닐 중합체 및 이의 제조방법 Download PDFInfo
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- KR102251268B1 KR102251268B1 KR1020190048264A KR20190048264A KR102251268B1 KR 102251268 B1 KR102251268 B1 KR 102251268B1 KR 1020190048264 A KR1020190048264 A KR 1020190048264A KR 20190048264 A KR20190048264 A KR 20190048264A KR 102251268 B1 KR102251268 B1 KR 102251268B1
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- Prior art keywords
- polymerization
- vinyl chloride
- chloride polymer
- polymer
- reactor
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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
- C08F14/00—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 a halogen
- C08F14/02—Monomers containing chlorine
- C08F14/04—Monomers containing two carbon atoms
- C08F14/06—Vinyl chloride
-
- 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
- C08F114/00—Homopolymers 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 a halogen
- C08F114/02—Monomers containing chlorine
- C08F114/04—Monomers containing two carbon atoms
- C08F114/06—Vinyl chloride
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/001—Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/18—Suspension polymerisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims (11)
- 다분산도(PDI)가 2.0 내지 2.3 이고, 기공률(porosity)이 60 % 이상이며,
염화비닐 단독 중합체(homopolymer)인 것인 염화비닐 중합체.
- 제1항에 있어서,
상기 염화비닐 중합체는 평균 기공 직경(Average pore diameter, 4V/A)이 300 nm 이상인 것인 염화비닐 중합체.
- 제1항에 있어서,
상기 염화비닐 중합체의 기공률은 60 내지 75 %인 것인 염화비닐 중합체.
- 제1항에 있어서,
상기 염화비닐 중합체의 평균 기공 직경은 300 내지 600 nm인 것인 염화비닐 중합체.
- 삭제
- 예비 중합 반응기에서 제1염화비닐 단량체를 중합 전환율이 5 내지 20 %가 되도록 중합하여 염화비닐 중합 시드를 제조하는 단계(단계 1); 및
상기 염화비닐 중합 시드를 본 중합 반응기로 이송하고, 상기 본 중합 반응기에 투입되는 제2염화비닐 단량체와 중합하여 염화비닐 중합체를 제조하는 단계 (단계 2);를 포함하며,
상기 단계 1 및 단계 2의 중합온도의 차이는 5 내지 15 ℃이며,
상기 염화비닐 중합체는 염화비닐 단독 중합체인 것인 염화비닐 중합체의 제조방법.
- 제6항에 있어서,
상기 단계 1 및 단계 2의 중합은 현탁 중합이며,
상기 현탁 중합은 보호콜로이드 조제 및 중합 개시제의 존재 하에 실시되는 것인 염화비닐 중합체의 제조방법.
- 제6항에 있어서,
상기 단계 1 및 단계 2의 중합온도의 차이는 10 내지 15 ℃인 것인 염화비닐 중합체의 제조방법.
- 제6항에 있어서,
상기 염화비닐 중합 시드는 중합 전환율이 5 내지 15 %가 되도록 중합하여 제조되는 것인 염화비닐 중합체의 제조방법.
- 제6항에 있어서,
상기 단계 1의 중합온도가 상기 단계 2의 중합온도에 비해 높은 온도인 것인 염화비닐 중합체의 제조방법.
- 제6항에 있어서,
상기 제1염화비닐 단량체 및 제2염화비닐 단량체는 동일한 염화비닐 단량체인 것인 염화비닐 중합체의 제조방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19795973.7A EP3789410B1 (en) | 2018-04-30 | 2019-04-29 | Vinyl chloride polymer and production method thereof |
US16/962,747 US11505629B2 (en) | 2018-04-30 | 2019-04-29 | Vinyl chloride polymer and production method thereof |
PCT/KR2019/005160 WO2019212217A1 (ko) | 2018-04-30 | 2019-04-29 | 염화비닐 중합체 및 이의 제조방법 |
JP2020540404A JP6964196B2 (ja) | 2018-04-30 | 2019-04-29 | 塩化ビニル重合体及びこの製造方法 |
CN201980009628.9A CN111630073B (zh) | 2018-04-30 | 2019-04-29 | 氯乙烯聚合物及其制备方法 |
Applications Claiming Priority (2)
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KR1020180049563 | 2018-04-30 | ||
KR20180049563 | 2018-04-30 |
Publications (2)
Publication Number | Publication Date |
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KR20190125944A KR20190125944A (ko) | 2019-11-07 |
KR102251268B1 true KR102251268B1 (ko) | 2021-05-12 |
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KR1020190048264A Active KR102251268B1 (ko) | 2018-04-30 | 2019-04-25 | 염화비닐 중합체 및 이의 제조방법 |
Country Status (5)
Country | Link |
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US (1) | US11505629B2 (ko) |
EP (1) | EP3789410B1 (ko) |
JP (1) | JP6964196B2 (ko) |
KR (1) | KR102251268B1 (ko) |
CN (1) | CN111630073B (ko) |
Families Citing this family (3)
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CN116323684A (zh) | 2021-07-01 | 2023-06-23 | 株式会社Lg化学 | 制备氯乙烯基聚合物的方法和由此制备的氯乙烯基聚合物 |
TWI782804B (zh) * | 2021-11-30 | 2022-11-01 | 臺灣塑膠工業股份有限公司 | 聚氯乙烯及其製造方法 |
CN119569919A (zh) * | 2025-02-08 | 2025-03-07 | 中盐吉兰泰氯碱化工有限公司 | 一种改善聚氯乙烯白度和鱼眼的方法 |
Citations (1)
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JP2014224176A (ja) * | 2013-05-15 | 2014-12-04 | 積水化学工業株式会社 | 熱塩素化塩化ビニル系樹脂組成物および成形体 |
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- 2019-04-25 KR KR1020190048264A patent/KR102251268B1/ko active Active
- 2019-04-29 JP JP2020540404A patent/JP6964196B2/ja active Active
- 2019-04-29 US US16/962,747 patent/US11505629B2/en active Active
- 2019-04-29 EP EP19795973.7A patent/EP3789410B1/en active Active
- 2019-04-29 CN CN201980009628.9A patent/CN111630073B/zh active Active
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JP2014224176A (ja) * | 2013-05-15 | 2014-12-04 | 積水化学工業株式会社 | 熱塩素化塩化ビニル系樹脂組成物および成形体 |
Also Published As
Publication number | Publication date |
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EP3789410B1 (en) | 2023-10-25 |
EP3789410A4 (en) | 2021-06-23 |
US20200354490A1 (en) | 2020-11-12 |
KR20190125944A (ko) | 2019-11-07 |
JP2021512975A (ja) | 2021-05-20 |
CN111630073B (zh) | 2022-05-06 |
EP3789410A1 (en) | 2021-03-10 |
CN111630073A (zh) | 2020-09-04 |
JP6964196B2 (ja) | 2021-11-10 |
US11505629B2 (en) | 2022-11-22 |
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