JP4658981B2 - スクリュ式混練押出機 - Google Patents
スクリュ式混練押出機 Download PDFInfo
- Publication number
- JP4658981B2 JP4658981B2 JP2007053132A JP2007053132A JP4658981B2 JP 4658981 B2 JP4658981 B2 JP 4658981B2 JP 2007053132 A JP2007053132 A JP 2007053132A JP 2007053132 A JP2007053132 A JP 2007053132A JP 4658981 B2 JP4658981 B2 JP 4658981B2
- Authority
- JP
- Japan
- Prior art keywords
- screw
- kneading extruder
- devolatilization
- injection
- cylinder
- 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.)
- Active
Links
- 238000004898 kneading Methods 0.000 title claims description 43
- 238000002347 injection Methods 0.000 claims description 40
- 239000007924 injection Substances 0.000 claims description 40
- 239000006185 dispersion Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 229920005989 resin Polymers 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- 229920003002 synthetic resin Polymers 0.000 description 28
- 239000000057 synthetic resin Substances 0.000 description 28
- 239000002994 raw material Substances 0.000 description 22
- 239000000463 material Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000000155 melt Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 230000006837 decompression Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/465—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft each shaft comprising rotor parts of the Banbury type in addition to screw parts
-
- 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
- B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
-
- 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
- B29C48/762—Vapour stripping
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Description
2 シリンダ
2a 内孔
2A 注入分散ゾーン
3 スクリュ
4 注入孔
P 樹脂融体
10 脱揮助剤
Claims (1)
- 一対のスクリュ(3)を有するシリンダ(2)の内孔(2a)内の注水分散ゾーン(2A)で混練されている樹脂融体(P)に対し、前記シリンダ(2)に形成された注入孔(4)から脱揮助剤(10)を前記内孔(2a)内に注入する構成のスクリュ式混練押出機において、
前記注入孔(4)は、前記内孔(2a)の周方向の90度毎に1個設けられていることを特徴とするスクリュ式混練押出機。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007053132A JP4658981B2 (ja) | 2007-03-02 | 2007-03-02 | スクリュ式混練押出機 |
PCT/JP2008/053153 WO2008108196A1 (ja) | 2007-03-02 | 2008-02-25 | スクリュ式混練押出機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007053132A JP4658981B2 (ja) | 2007-03-02 | 2007-03-02 | スクリュ式混練押出機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008213270A JP2008213270A (ja) | 2008-09-18 |
JP4658981B2 true JP4658981B2 (ja) | 2011-03-23 |
Family
ID=39738089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007053132A Active JP4658981B2 (ja) | 2007-03-02 | 2007-03-02 | スクリュ式混練押出機 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4658981B2 (ja) |
WO (1) | WO2008108196A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6179318B2 (ja) * | 2012-09-26 | 2017-08-16 | 三菱ケミカル株式会社 | ポリカーボネート樹脂の製造方法 |
US11090848B2 (en) | 2019-03-29 | 2021-08-17 | Toray Plastics (America), Inc. | Liquid injection barrel element for barrel extruder |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5249267A (en) * | 1975-10-17 | 1977-04-20 | Japan Steel Works Ltd | Degassing modifying extruder |
JPH10249913A (ja) * | 1997-03-12 | 1998-09-22 | Japan Steel Works Ltd:The | 注水発泡脱揮方法及び装置 |
JP2002037879A (ja) * | 2000-07-19 | 2002-02-06 | Teijin Chem Ltd | 成形用芳香族ポリカーボネート樹脂の製造方法 |
JP2005111847A (ja) * | 2003-10-08 | 2005-04-28 | Japan Steel Works Ltd:The | 廃プラスチックの減容造粒方法及びその装置 |
-
2007
- 2007-03-02 JP JP2007053132A patent/JP4658981B2/ja active Active
-
2008
- 2008-02-25 WO PCT/JP2008/053153 patent/WO2008108196A1/ja active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5249267A (en) * | 1975-10-17 | 1977-04-20 | Japan Steel Works Ltd | Degassing modifying extruder |
JPH10249913A (ja) * | 1997-03-12 | 1998-09-22 | Japan Steel Works Ltd:The | 注水発泡脱揮方法及び装置 |
JP2002037879A (ja) * | 2000-07-19 | 2002-02-06 | Teijin Chem Ltd | 成形用芳香族ポリカーボネート樹脂の製造方法 |
JP2005111847A (ja) * | 2003-10-08 | 2005-04-28 | Japan Steel Works Ltd:The | 廃プラスチックの減容造粒方法及びその装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2008213270A (ja) | 2008-09-18 |
WO2008108196A1 (ja) | 2008-09-12 |
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