CN1137149C - 从聚合物胶乳中脱除未反应单体的装置和方法 - Google Patents
从聚合物胶乳中脱除未反应单体的装置和方法 Download PDFInfo
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- CN1137149C CN1137149C CNB008009740A CN00800974A CN1137149C CN 1137149 C CN1137149 C CN 1137149C CN B008009740 A CNB008009740 A CN B008009740A CN 00800974 A CN00800974 A CN 00800974A CN 1137149 C CN1137149 C CN 1137149C
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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
- C08F6/00—Post-polymerisation treatments
- C08F6/24—Treatment of polymer suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/18—Fractionating columns in which vapour bubbles through liquid with horizontal bubble plates
- B01D3/20—Bubble caps; Risers for vapour; Discharge pipes for liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/38—Steam distillation
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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
- C08F6/00—Post-polymerisation treatments
- C08F6/001—Removal of residual monomers by physical means
- C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | ||
处理前的胶乳 | 氯乙烯聚合物的浓度(重量%)处理量(千克/小时)残余VCM的浓度(ppm/树脂)聚合物颗粒的平均直径(微米) | 48.560320000.9 | 48.560320000.9 | 48.560320000.9 | 48.560320000.9 | 48.560320000.9 |
塔板数胶乳排出管的液封部分的总长度(毫米)胶乳排出管的U形部分的长度(毫米)胶乳排出管的出口在液面以下的位置(毫米)有无去沫罐塔的内径(毫米)供应的蒸汽量(重量)(千克/小时)供应的蒸汽量(体积)(米3/小时)通过胶乳排出室的小孔的蒸汽的线速度(米/秒)蒸汽的空塔速度(米/秒)塔中的压力(MPa) | 2400020002000有3005.047.9430.230.016 | 2400020002000无3005.047.9430.230.016 | 3400020002000有3005.047.9430.230.016 | 2400020002000有3006.751.5430.240.020 | 1400020002000无3005.047.9430.230.016 | |
胶乳引入室 | 小室高度(毫米)溢流壁高度(毫米)小室高度/溢流壁高度小孔直径小孔数小孔的总面积(毫米2)横截面积/小孔总面积 | 4000300131.7137311227 | 4000200201.7137311227 | 3000100301.7137311227 | 4000150271.7147334212 | 7000150471.7137311227 |
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | ||
位于胶乳引入室和胶乳排出室之间的小室 | 小室高度(毫米)溢流壁高度(毫米)小室高度/溢流壁高度小孔直径小孔数小孔的总面积(毫米2)横截面积/小孔总面积 | 2000100201.7110250283 | ||||
胶乳排出室 | 小室高度(毫米)溢流壁高度(毫米)小室高度/溢流壁高度小孔直径小孔数小孔的总面积(毫米2)横截面积/小孔总面积 | 3000300101.7110250283 | 3000200151.7110250283 | 2000100201.7110250283 | 3000150201.7138312226 | |
胶乳排出室中胶乳的温度(℃) | 58 | 57 | 60 | 63 | 55 | |
胶乳引入室中泡沫的高度(%)位于中间的小室中泡沫的高度(%)胶乳排出室中泡沫的高度(%) | 100-85 | 100-80 | 1008580 | 100-75 | 90-- | |
处理后的胶乳 | 残余VCM的浓度(ppm/树脂)聚合物颗粒的平均直径(微米) | 2000.9 | 3500.9 | 200.9 | 300.9 | 3000.9 |
胶乳进入冷凝水分离罐胶乳进入真空泵凝块在塔板22上沉积操作时间 | 否否否>30天 | 是是否24小时 | 否否否>30天 | 否否否>30天 | 否否否>30天 |
比较实施例1 | 比较实施例2 | 比较实施例3 | 比较实施例4 | ||
处理前的胶乳 | 氯乙烯聚合物的浓度(重量%)处理量(千克/小时)残余VCM的浓度(ppm/树脂)聚合物颗粒的平均直径(微米) | 48.560320000.9 | 48.560320000.9 | 48.560320000.9 | 48.560320000.9 |
塔板数胶乳排出管的液封部分的总长度(毫米)胶乳排出管的U形部分的长度(毫米)胶乳排出管的出口在液面以下的位置(毫米)有无去沫罐塔的内径(毫米)供应的蒸汽量(重量)(千克/小时)供应的蒸汽量(体积)(米3/小时)通过胶乳排出室的小孔的蒸汽的线速度(米/秒)蒸汽的空塔速度(米/秒)塔中的压力(MPa) | 2400020002000有3005.047.9430.230.016 | 2400020002000有30024.0229.7431.060.016 | 2400020002000有3001.817.2930.080.016 | 2400020002000有30029.048.4430.220.100 | |
胶乳引入室 | 小室高度(毫米)溢流壁高度(毫米)小室高度/溢流壁高度小孔直径小孔数小孔的总面积(毫米2)横截面积/小孔总面积 | 2000100021.7137311227 | 4000300132.0470147748 | 4000300131.165621144 | 4000300131.7137311227 |
实施例1 | 实施例2 | 实施例3 | 实施例4 | ||
位于胶乳引入室和胶乳排出室之间的小室 | 小室高度(毫米)溢流壁高度(毫米)小室高度/溢流壁高度小孔直径小孔数小孔的总面积(毫米2)横截面积/小孔总面积 | ||||
胶乳排出室 | 小室高度(毫米)溢流壁高度(毫米)小室高度/溢流壁高度小孔直径小孔数小孔的总面积(毫米2)横截面积/小孔总面积 | 2000100021.7110250283 | 3000300102.05501728041 | 3000300101.165621144 | 3000300101.7110250283 |
胶乳排出室中胶乳的温度(℃) | 59→92 | 62→95 | 57→71 | 102→105 | |
胶乳引入室中泡沫的高度(%)位于中间的小室中泡沫的高度(%)胶乳排出室中泡沫的高度(%) | 100-100 | 100-100 | 15-20 | 100-98 | |
处理后的胶乳 | 残余VCM的浓度(ppm/树脂)聚合物颗粒的平均直径(微米) | 没有取样没有取样 | 没有取样没有取样 | 150000.9 | 没有取样没有取样 |
胶乳进入冷凝水分离罐胶乳进入真空泵凝块在塔板22上沉积操作时间 | 是是是(8毫米)1小时 | 是是是(8毫米)1小时 | 否否是(15毫米)8小时 | 否否是(60毫米)1小时 |
Claims (13)
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JP115168/1999 | 1999-04-22 | ||
JP11516899 | 1999-04-22 |
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CN1310726A CN1310726A (zh) | 2001-08-29 |
CN1137149C true CN1137149C (zh) | 2004-02-04 |
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CNB008009740A Expired - Lifetime CN1137149C (zh) | 1999-04-22 | 2000-04-21 | 从聚合物胶乳中脱除未反应单体的装置和方法 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1097947A4 (zh) |
KR (1) | KR100429272B1 (zh) |
CN (1) | CN1137149C (zh) |
TW (1) | TW527368B (zh) |
WO (1) | WO2000064950A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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SE528996C2 (sv) * | 2005-04-29 | 2007-04-03 | Alfa Laval Corp Ab | Förfarande för deodorisering, en botten för pluggflöde, en kolonn, en anläggning och användning av en deodoriseringsanläggning |
JP5572847B2 (ja) | 2010-03-17 | 2014-08-20 | 株式会社Moresco | シリンダライナ及びその製造方法 |
CN102120789B (zh) * | 2010-07-12 | 2012-09-26 | 赛鼎工程有限公司 | 一种在合成氯丁橡胶过程中进行脱气的工艺 |
CN103920311B (zh) * | 2014-03-08 | 2015-10-28 | 天伟化工有限公司 | 聚氯乙烯糊树脂生产中脱除泡沫中含有vc气体的方法 |
WO2015183006A1 (ko) * | 2014-05-28 | 2015-12-03 | 주식회사 엘지화학 | 탈거 장치 |
KR101737687B1 (ko) * | 2014-05-28 | 2017-05-18 | 주식회사 엘지화학 | 탈거 장치 |
CN106693448A (zh) * | 2015-08-03 | 2017-05-24 | 安徽华明制药有限公司 | 一种乳剂制备过程中的消泡方法 |
CN105521628A (zh) * | 2016-01-07 | 2016-04-27 | 永胜机械工业(昆山)有限公司 | 一种用于聚氯乙烯树脂生产的脱除塔 |
DE202017107262U1 (de) | 2017-11-29 | 2017-12-13 | Apex Mfg. Co., Ltd. | Amboss eines Heftgeräts |
WO2021150509A1 (en) * | 2020-01-21 | 2021-07-29 | Exxonmobil Chemical Patents Inc. | Strand evaporator used for devolatilizing polymers |
KR20210131717A (ko) * | 2020-04-24 | 2021-11-03 | 주식회사 엘지화학 | 후처리 장치 |
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JPS548693A (en) * | 1977-06-21 | 1979-01-23 | Chisso Corp | Removal of monomer from vinyl chloride resin slurry by steam treatment using improved plate column |
DE2832972A1 (de) * | 1978-07-27 | 1980-02-07 | Wacker Chemie Gmbh | Verfahren zur druck- und restentgasung eines pvc-wasser-gemisches im polymerisationsautoklaven bei hoechstmoeglichem abscheidegrad des uebertriebs in einem nachgeschalteten abscheider und rueckfuehrung des uebertriebs zur restentgasung in den polymerisationsautoklaven |
JPS5622305A (en) * | 1979-08-01 | 1981-03-02 | Chisso Corp | Monomer removal from vinyl chloride resin slurry by steaming and apparatus therefor |
DE3200413A1 (de) * | 1982-01-09 | 1983-07-21 | Bayer Ag, 5090 Leverkusen | Verfahren zum entmonomerisieren von polymeraufschlaemmungen |
JP3029075B2 (ja) * | 1992-09-25 | 2000-04-04 | チッソ株式会社 | 塩化ビニル樹脂スラリーの水蒸気処理による残留ビニルモノマー含有量の低い樹脂粉体の製造方法及びその装置 |
JP3709568B2 (ja) * | 1994-02-07 | 2005-10-26 | チッソ株式会社 | 残留モノマー除去処理法およびそれに用いる残留モノマー除去処理塔 |
JP3724012B2 (ja) * | 1995-08-04 | 2005-12-07 | チッソ株式会社 | 残留モノマー除去装置およびそれを用いる残留モノマー除去方法 |
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- 2000-04-21 WO PCT/JP2000/002628 patent/WO2000064950A1/ja active IP Right Grant
- 2000-04-21 TW TW089107614A patent/TW527368B/zh not_active IP Right Cessation
- 2000-04-21 CN CNB008009740A patent/CN1137149C/zh not_active Expired - Lifetime
- 2000-04-21 KR KR10-2000-7014681A patent/KR100429272B1/ko active IP Right Grant
- 2000-04-21 EP EP00919147A patent/EP1097947A4/en not_active Ceased
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Publication number | Publication date |
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KR100429272B1 (ko) | 2004-04-29 |
TW527368B (en) | 2003-04-11 |
KR20010053137A (ko) | 2001-06-25 |
WO2000064950A1 (fr) | 2000-11-02 |
EP1097947A1 (en) | 2001-05-09 |
EP1097947A4 (en) | 2003-03-19 |
CN1310726A (zh) | 2001-08-29 |
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