KR970074820A - 폴리에스테르 수지를 제조하는 방법 - Google Patents
폴리에스테르 수지를 제조하는 방법 Download PDFInfo
- Publication number
- KR970074820A KR970074820A KR1019970021842A KR19970021842A KR970074820A KR 970074820 A KR970074820 A KR 970074820A KR 1019970021842 A KR1019970021842 A KR 1019970021842A KR 19970021842 A KR19970021842 A KR 19970021842A KR 970074820 A KR970074820 A KR 970074820A
- Authority
- KR
- South Korea
- Prior art keywords
- polyester resin
- resin
- reactor
- polymer
- nitrogen
- Prior art date
Links
- 229920001225 polyester resin Polymers 0.000 title claims abstract 7
- 239000004645 polyester resin Substances 0.000 title claims abstract 7
- 229920000642 polymer Polymers 0.000 claims abstract 4
- 229920005989 resin Polymers 0.000 claims abstract 4
- 239000011347 resin Substances 0.000 claims abstract 4
- 125000003118 aryl group Chemical group 0.000 claims abstract 3
- 239000007787 solid Substances 0.000 claims abstract 3
- 238000000034 method Methods 0.000 claims 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 6
- 229910052757 nitrogen Inorganic materials 0.000 claims 3
- 239000012535 impurity Substances 0.000 claims 2
- 239000011261 inert gas Substances 0.000 claims 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 claims 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- 238000006068 polycondensation reaction Methods 0.000 claims 2
- -1 polyethylene terephthalate Polymers 0.000 claims 2
- VLDPXPPHXDGHEW-UHFFFAOYSA-N 1-chloro-2-dichlorophosphoryloxybenzene Chemical compound ClC1=CC=CC=C1OP(Cl)(Cl)=O VLDPXPPHXDGHEW-UHFFFAOYSA-N 0.000 claims 1
- GTDPSWPPOUPBNX-UHFFFAOYSA-N ac1mqpva Chemical compound CC12C(=O)OC(=O)C1(C)C1(C)C2(C)C(=O)OC1=O GTDPSWPPOUPBNX-UHFFFAOYSA-N 0.000 claims 1
- 238000010924 continuous production Methods 0.000 claims 1
- 229920001707 polybutylene terephthalate Polymers 0.000 claims 1
- 229920000139 polyethylene terephthalate Polymers 0.000 claims 1
- 239000005020 polyethylene terephthalate Substances 0.000 claims 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 claims 1
- 125000006158 tetracarboxylic acid group Chemical group 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/80—Solid-state polycondensation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
본 발명은 0.01 내지 0.45d1/g의 고유 점도(Ⅳ)를 갖는 수지를 고체 상태로 중축합시킴으로써 방향족 폴리에스테르 수지를 제조하는 방법으로서, 반응기에 공급되는 기체의 시간당 유속와 공급 중합체의 시간당 유속사이의 비 R이 0.1 내지 0.6인 방법에 관한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (10)
- 폴리에스테르 수지를 이동층 반응기의 위쪽에 공급하고 아래쪽으로 배출시키고, 비활성 기체를 수지의 상류 및 하류로 순환시키고, 반응기의 온도를 180 내지 250℃에서 유지시키면서 수지의 평균 잔류 시간을 충분히 길게 유지시켜서, 중합체의 고유 점도를 0.3 d1/g 이상 증가시켜 0.10 내지 0.45 d1/g의 고유 점도 (Ⅳ)를 갖는 방향족 폴리에스테르 수지를 고체 상태로 중축합시키는 연속 방법으로서, 반응기에서 배출되는 기체와 중합체의 시간당 유속 사이의 비 R이 0.1 내지 0.6인 방법.
- 제1항 및 2항에 있어서, 중합체의 Ⅳ가 0.15 내지 0.30 d1/g인 것을 특징으로 하는 방법.
- 제1항 및 2항에 있어서, 비 R이 0.2 내지 0.5인 것을 특징으로 하는 방법.
- 제1항 내지 3항 중 어느 한 항에 있어서, 반응기의 온도가 210 내지 235℃인 것을 특징으로 하는 방법.
- 제1항 내지 4항 중 어느 한 항에 있어서, 비활성 기체가 질소인 것을 특징으로 하는 방법.
- 제5항에 있어서, 질소가 중합체와 함께 하류로 순환되는 것을 특징으로 하는 방법.
- 제1항 내지 6항 중 어느 한 항에 있어서, 폴리에스테르 수지가 폴리에틸렌 테레프탈산염, 이소프탈산으로부터 유도되는 1 내지 20%의 단위를 함유하는 코폴리에틸렌 테레프탈산염 및 폴리부틸렌 테레프탈산염으로 이루어진 군으로부터 선택되는 것을 특징으로 하는 방법.
- 제1항 내지 7항 중 어느 한 항에 있어서, 불순도가 메탄의 당량으로서 표현하여 10 ppm 미만에 이를때까지 유기 불순물이 정제된 후에 질소가 반응기에서 재순환되는 것을 특징으로 하는 방법.
- 제1항 내지 7항 중 어느 한 항에 있어서, 고체 상태로 중축합 반응하는 수지에 0.01 내지 1중량%의 테트라카르복실산 이무수물이 첨가되는 것을 특징으로 하는 방법.
- 제9항에 있어서, 이무술이 피로멜리트산 이무수물인 것을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI96A001098 | 1996-05-30 | ||
| IT96MI001098A IT1283083B1 (it) | 1996-05-30 | 1996-05-30 | Procedimento perfezionato per la produzione di resine poliestere |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970074820A true KR970074820A (ko) | 1997-12-10 |
| KR100482902B1 KR100482902B1 (ko) | 2005-10-12 |
Family
ID=11374350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970021842A KR100482902B1 (ko) | 1996-05-30 | 1997-05-30 | 폴리에스테르수지를제조하는방법 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5739269A (ko) |
| EP (1) | EP0810250B1 (ko) |
| JP (1) | JP4678897B2 (ko) |
| KR (1) | KR100482902B1 (ko) |
| CN (1) | CN1102936C (ko) |
| AT (1) | ATE243721T1 (ko) |
| CA (1) | CA2206369C (ko) |
| DE (1) | DE69722997T2 (ko) |
| ES (1) | ES2198515T3 (ko) |
| HK (1) | HK1005660A1 (ko) |
| IT (1) | IT1283083B1 (ko) |
| MX (1) | MX9703991A (ko) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1283644B1 (it) * | 1996-08-01 | 1998-04-23 | Sinco Eng Spa | Procedimento perfezionato per la produzione di resine poliestere |
| IT1304797B1 (it) * | 1998-12-23 | 2001-03-29 | Sinco Ricerche Spa | Procedimento per la preparazione di resine poliestere (mg33). |
| EP1156914B1 (en) * | 1999-02-04 | 2007-03-14 | Bühler Ag | Process for upgrading plastic material |
| JP4567139B2 (ja) * | 2000-04-03 | 2010-10-20 | 帝人株式会社 | 交互共重合ポリエステルの製造方法 |
| DZ3274A1 (ko) | 2001-08-10 | 2005-05-14 | Du Pont | |
| JP4828163B2 (ja) * | 2005-06-01 | 2011-11-30 | 三井化学株式会社 | ポリエチレンテレフタレートの製造方法 |
| US7585104B2 (en) * | 2005-09-12 | 2009-09-08 | Uop Llc | Rotary processor |
| ES2557983T3 (es) * | 2011-12-22 | 2016-02-01 | Polymetrix Ag | Proceso para policondensación en fase sólida |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE697132A (ko) * | 1966-05-12 | 1967-10-02 | ||
| DE2559290B2 (de) * | 1975-12-31 | 1979-08-02 | Davy International Ag, 6000 Frankfurt | Verfahren zur kontinuierlichen Herstellung von hochmolekularem PoIyäthylenterephthalat |
| US4165420A (en) * | 1977-11-10 | 1979-08-21 | The Goodyear Tire & Rubber Company | Solid state polymerization of polyester prepolymer |
| US4161578A (en) * | 1978-05-12 | 1979-07-17 | Bepex Corporation | Process for solid phase polymerization of polyester |
| US4205157A (en) * | 1979-04-02 | 1980-05-27 | The Goodyear Tire & Rubber Company | Method for production of high molecular weight polyester with low catalyst level and low carboxyl content |
| US4226973A (en) * | 1979-06-22 | 1980-10-07 | Standard Oil Company (Indiana) | Process for upgrading prepolymer particles |
| US4374975A (en) * | 1982-02-02 | 1983-02-22 | The Goodyear Tire & Rubber Company | Process for the production of high molecular weight polyester |
| US4876326A (en) * | 1987-03-26 | 1989-10-24 | The Goodyear Tire & Rubber Company | Solid state polymerization of polyester prepolymers |
| EP0422282B1 (en) * | 1989-10-13 | 1995-04-05 | Phobos N.V. | Process for the continuous production of high molecular weight polyester resin |
| IT1245598B (it) * | 1991-03-29 | 1994-09-29 | M & G Ricerche Spa | Processo per la produzione di resine poliestere ad elevato peso molecolare |
| IT1245597B (it) * | 1991-03-29 | 1994-09-29 | M & G Ricerche Spa | Processo per la produzione di resine poliestere ad elevato peso molecolare |
| IT1265166B1 (it) * | 1993-07-16 | 1996-10-31 | Sinco Eng Spa | Procedimento per la purificazione di gas inerti |
| DE4338484C1 (de) * | 1993-11-11 | 1994-12-01 | Veitsch Radex Ag | Verwendung eines feuerfesten, keramischen Steins auf Basis von MgO zur Auskleidung von Zement-Drehrohröfen |
| IT1271073B (it) * | 1994-11-21 | 1997-05-26 | M & G Ricerche Spa | Procedimento per la cristallizzazione di resine poliestere |
-
1996
- 1996-05-30 IT IT96MI001098A patent/IT1283083B1/it active IP Right Grant
-
1997
- 1997-05-23 ES ES97108351T patent/ES2198515T3/es not_active Expired - Lifetime
- 1997-05-23 DE DE69722997T patent/DE69722997T2/de not_active Expired - Lifetime
- 1997-05-23 EP EP97108351A patent/EP0810250B1/en not_active Revoked
- 1997-05-23 AT AT97108351T patent/ATE243721T1/de active
- 1997-05-28 CA CA002206369A patent/CA2206369C/en not_active Expired - Lifetime
- 1997-05-29 MX MX9703991A patent/MX9703991A/es unknown
- 1997-05-29 CN CN97105420A patent/CN1102936C/zh not_active Expired - Lifetime
- 1997-05-29 US US08/865,390 patent/US5739269A/en not_active Expired - Lifetime
- 1997-05-29 JP JP13992497A patent/JP4678897B2/ja not_active Expired - Lifetime
- 1997-05-30 KR KR1019970021842A patent/KR100482902B1/ko active IP Right Grant
-
1998
- 1998-06-03 HK HK98104788A patent/HK1005660A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE69722997T2 (de) | 2003-12-18 |
| KR100482902B1 (ko) | 2005-10-12 |
| ITMI961098A1 (it) | 1997-11-30 |
| JP4678897B2 (ja) | 2011-04-27 |
| HK1005660A1 (en) | 1999-01-22 |
| EP0810250A3 (en) | 1998-03-18 |
| EP0810250A2 (en) | 1997-12-03 |
| CN1102936C (zh) | 2003-03-12 |
| ATE243721T1 (de) | 2003-07-15 |
| EP0810250B1 (en) | 2003-06-25 |
| ES2198515T3 (es) | 2004-02-01 |
| MX9703991A (es) | 1998-04-30 |
| JPH1053644A (ja) | 1998-02-24 |
| CN1168389A (zh) | 1997-12-24 |
| IT1283083B1 (it) | 1998-04-07 |
| CA2206369A1 (en) | 1997-11-30 |
| US5739269A (en) | 1998-04-14 |
| CA2206369C (en) | 2006-01-31 |
| ITMI961098A0 (it) | 1996-05-30 |
| DE69722997D1 (de) | 2003-07-31 |
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