JP2012017406A - 脱揮押出機、並びに、それを用いた重合体組成物の脱揮押出方法及び重合体の製造方法 - Google Patents
脱揮押出機、並びに、それを用いた重合体組成物の脱揮押出方法及び重合体の製造方法 Download PDFInfo
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- JP2012017406A JP2012017406A JP2010155690A JP2010155690A JP2012017406A JP 2012017406 A JP2012017406 A JP 2012017406A JP 2010155690 A JP2010155690 A JP 2010155690A JP 2010155690 A JP2010155690 A JP 2010155690A JP 2012017406 A JP2012017406 A JP 2012017406A
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Polymerisation Methods In General (AREA)
Abstract
【解決手段】 重合体組成物供給口12、ガス排出口14、重合体出口16及び貫通穴18を有するシリンダ10と、貫通穴18を貫通してシリンダ10内に挿入されたスクリュー20と、スクリュー20のシリンダ10外部に伸びたシャフト部分20aを支持する軸封軸受け部30とを備え、軸封軸受け部30は、軸シール部32、軸シール部32とシリンダ10との間に形成された空隙部34及び空隙部34に重合禁止剤を含有する液体を導入する液体導入口36を有し、貫通穴18の内壁面とスクリュー20のシャフト部分20a表面との間に、液体導入口36から空隙部34に導入された液体がシリンダ10内に排出される流路FPとなる隙間を有する、脱揮押出機。
【選択図】 図1
Description
Claims (6)
- 重合体組成物供給口、ガス排出口、重合体出口、及び、貫通穴を有するシリンダと、
前記貫通穴を貫通して前記シリンダ内に挿入された回転可能なスクリューと、
前記スクリューの前記貫通穴から前記シリンダの外部に伸びたシャフト部分を支持する軸封軸受け部と、
を備える脱揮押出機であって、
前記軸封軸受け部は、軸シール部、該軸シール部と前記シリンダとの間に形成された空隙部、及び、該空隙部に重合禁止剤を含有する液体を導入する液体導入口を有し、
前記貫通穴の内壁面と前記スクリューの前記シャフト部分表面との間に、前記液体導入口から前記空隙部に導入された液体が前記シリンダ内に排出される流路となる隙間を有する、脱揮押出機。 - 前記軸シール部がメカニカルシールにより形成されている、請求項1記載の脱揮押出機。
- 重合体及び揮発成分を含む重合体組成物を、請求項1又は2記載の脱揮押出機における前記重合体組成物供給口から前記シリンダ内に供給し、且つ、前記液体を前記液体導入口から前記空隙部に供給して、揮発成分を前記ガス排出口から、脱揮後の重合体を前記重合体出口からそれぞれ排出する、重合体組成物の脱揮押出方法。
- 前記液体が、前記重合禁止剤を前記重合体の原料として使用される単量体に溶解させた液体である、請求項3記載の重合体組成物の脱揮押出方法。
- 単量体、ラジカル重合開始剤、及び連鎖移動剤を含む原料を重合反応槽へ連続的に供給する工程と、
前記重合反応槽内で前記単量体を重合させて、重合体と、未反応単量体を含有する揮発成分とを含む重合体組成物を得る工程と、
前記重合体組成物を、請求項1又は2記載の脱揮押出機における前記重合体組成物供給口から前記シリンダ内に供給し、且つ、前記液体を前記液体導入口から前記空隙部に供給して、前記揮発成分を前記ガス排出口から、脱揮後の重合体を前記重合体出口からそれぞれ排出する工程と、
を有する、重合体の製造方法。 - 前記液体が、前記重合禁止剤を前記単量体に溶解させた液体である、請求項5記載の重合体の製造方法。
Priority Applications (4)
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JP2010155690A JP5140116B2 (ja) | 2010-07-08 | 2010-07-08 | (メタ)アクリル系重合体用の脱揮押出機、並びに、それを用いた重合体組成物の脱揮押出方法及び(メタ)アクリル系重合体の製造方法 |
SG2011049731A SG177831A1 (en) | 2010-07-08 | 2011-07-07 | Devolatilizing extruder, and devolatilizing extrusion method of polymer composition using the same and method of producing polymer |
CN201110233500.6A CN102371666B (zh) | 2010-07-08 | 2011-07-08 | 脱挥挤出机、使用其的聚合物组合物的脱挥挤出方法以及制备聚合物的方法 |
KR1020110067841A KR101852191B1 (ko) | 2010-07-08 | 2011-07-08 | 탈휘 압출기, 그리고 이를 사용하는 중합체 조성물의 탈휘 압출 방법 및 중합체의 제조 방법 |
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JP2010155690A JP5140116B2 (ja) | 2010-07-08 | 2010-07-08 | (メタ)アクリル系重合体用の脱揮押出機、並びに、それを用いた重合体組成物の脱揮押出方法及び(メタ)アクリル系重合体の製造方法 |
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JP5140116B2 JP5140116B2 (ja) | 2013-02-06 |
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KR (1) | KR101852191B1 (ja) |
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SG (1) | SG177831A1 (ja) |
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JP2012017408A (ja) * | 2010-07-08 | 2012-01-26 | Sumitomo Chemical Co Ltd | 脱揮押出機、並びに、それを用いた重合体組成物の脱揮押出方法及び重合体の製造方法 |
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TWI579308B (zh) | 2012-06-29 | 2017-04-21 | 可樂麗股份有限公司 | (甲基)丙烯酸樹脂組成物之製造方法 |
KR102320373B1 (ko) * | 2020-03-26 | 2021-11-01 | 황성민 | 압출 방식을 이용한 펠릿 성형 장치 |
CN114889000A (zh) * | 2022-05-18 | 2022-08-12 | 江苏诚盟装备股份有限公司 | 一种连续聚合反应挤出成套设备 |
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JPS5513072U (ja) * | 1978-07-14 | 1980-01-28 | ||
JPS5646165A (en) * | 1979-09-25 | 1981-04-27 | Mitsubishi Rayon Co Ltd | Method and device for sealing shaft |
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