JP2012513921A - 共押出し成形型、成形型による押出し成形方法、及びそれにより作製される押出し成形物品 - Google Patents
共押出し成形型、成形型による押出し成形方法、及びそれにより作製される押出し成形物品 Download PDFInfo
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- 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
- B29C48/30—Extrusion nozzles or dies
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- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
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- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
-
- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
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- 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
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- B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
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- 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
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
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- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
1.第1の押出し成形可能な高分子材料と第2の押出し成形可能な高分子材料とを共押出しするための型であって、
第1の型空洞と、
第2の型空洞と、
前記第1の型空洞及び前記第2の型空洞の少なくとも一部分を分離する隔壁であり、前記隔壁は、前記第1の型空洞の一部分を画定する第1の側面と、前記第2の型空洞の一部分を画定する第2の側面と、分配エッジと、複数の第1の押出しチャネル及び複数の第2の押出しチャネルとを有し、前記複数の第1の押出しチャネルが前記第1の型空洞を前記分配エッジに接続し、前記複数の第2の押出しチャネルが前記第2の型空洞を前記分配エッジに接続し、かつ1つの第1のチャネルが任意の2つの隣接する第2のチャネルの間に配置されるように、前記複数の第1の押出しチャネルと前記複数の第2の押出しチャネルとは前記分配エッジに沿って交互の位置に配置される、隔壁と、
前記第1の押出し可能な高分子材料と前記第2の押出し可能な高分子材料とを含む押出し品が通過して押出される型開口部と、を備える、型。
実施形態1〜9のいずれか1つに記載の共押出し成形型を提供する工程と、
第1の押出し成形可能な高分子材料を前記第1の空洞に供給する工程と、
第2の押出し成形可能な高分子材料を前記第2の空洞に供給する工程と、
前記第1の高分子材料を前記複数の第1のチャネルを通して押出し、前記第2の高分子材料を前記複数の第2のチャネルを通して押出して、前記第1の高分子材料と前記第2の高分子材料との交互のゾーンの幅を有するフローストリームを形成する工程と、
前記フローストリームを、前記型の前記型開口部を通して押出して、1つの第1のゾーンが任意の2つの隣接する第2のゾーンの間に配置されるように前記第2の高分子材料から成る複数の長手方向の第2のゾーンと交互になった前記第1の高分子材料から成る複数の長手方向の第1のゾーンを含む押出し品を形成する工程と、を含む、方法。
3155PPは、ExxonMobil(商標)から入手可能な35メルトフローインデックスのポリプロピレン。
Claims (10)
- 第1の押出し成形可能な高分子材料と第2の押出し成形可能な高分子材料とを共押出しするための型であって、
第1の型空洞と、
第2の型空洞と、
前記第1の型空洞及び前記第2の型空洞の少なくとも一部分を分離する隔壁であり、前記隔壁は、前記第1の型空洞の一部分を画定する第1の側面と、前記第2の型空洞の一部分を画定する第2の側面と、分配エッジと、複数の第1の押出しチャネル及び複数の第2の押出しチャネルとを有し、前記複数の第1の押出しチャネルが記第1の型空洞を前記分配エッジに接続し、前記複数の第2の押出しチャネルが前記第2の型空洞を前記分配エッジに接続し、1つの第1のチャネルが任意の2つの隣接する第2のチャネルの間に配置されるように、前記複数の第1の押出しチャネルと前記複数の第2の押出しチャネルとは前記分配エッジに沿って交互の位置に配置される、隔壁と、
前記第1の押出し可能な高分子材料と前記第2の押出し可能な高分子材料とを含む押出し品が通過して押出される型開口部と、を備える、型。 - 前記チャネルのそれぞれが前記分配エッジの出口開口部を有し、前記出口開口部のそれぞれが約1.5mm以下の最大幅寸法を有する、請求項1に記載の型。
- 前記出口開口部のそれぞれが約50マイクロメートルの最小幅寸法を有する、請求項2に記載の型。
- 前記チャネルのそれぞれが、対向する側壁によって少なくとも部分的に画定され、少なくとも前記第1のチャネルの前記側壁が前記隔壁の前記第1の側面に対して垂直であるか又はある角度で斜めである、請求項1〜3のいずれか1項に記載の型。
- 前記チャネルのそれぞれが、対向する側壁及び接合面によって少なくとも部分的に画定され、少なくとも前記第1のチャネルの前記側壁がそれらの接合面から前記隔壁の前記第1の側面及び前記分配エッジまでテーパーする、請求項1〜3のいずれか1項に記載の型。
- 前記チャネルのそれぞれが、前記分配エッジに出口開口部を有し、少なくとも前記第1のチャネルの出口開口部が、前記隔壁の前記第1の側面から、前記隔壁の前記第2の側面に向かって途中まで延在する、請求項1〜5のいずれか1項に記載の型。
- 押出し成形物品を生産する方法であって、
請求項1〜6のいずれか1項に記載の共押出し成形型を提供する工程と、
第1の押出し成形可能な高分子材料を前記第1の空洞に供給する工程と、
第2の押出し成形可能な高分子材料を前記第2の空洞に供給する工程と、
前記第1の高分子材料を前記複数の第1のチャネルを通して押出し、前記第2の高分子材料を前記複数の第2のチャネルを通して押出して、前記第1の高分子材料と前記第2の高分子材料との交互のゾーンの幅を有するフローストリームを形成する工程と、
前記フローストリームを、前記型の前記型開口部を通して押出して、1つの第1のゾーンが任意の2つの隣接する第2のゾーンの間に配置されるように前記第2の高分子材料から成る複数の長手方向の第2のゾーンと交互になった前記第1の高分子材料から成る複数の長手方向の第1のゾーンを含む押出し品を形成する工程と、を含む、方法。 - 押出し成形物品であって、第2の高分子材料から成る複数の長手方向の第2のゾーンと交互になった第1の高分子材料から成る複数の長手方向の第1のゾーンを含み、1つの第1のゾーンが任意の2つの隣接する第2のゾーンの間に配置され、前記ゾーンが互いに略平行であり、第1のゾーンのそれぞれ及び第2のゾーンのそれぞれの少なくとも1つが約1.5mm以下の最大幅寸法を有する、押出し成形物品。
- 第1のゾーンのそれぞれ及び第2のゾーンのそれぞれの少なくとも1つの最小幅寸法が約50マイクロメートルである、請求項8に記載の押出し成形物品。
- 前記第1のゾーンのそれぞれが互いに分離しており、前記第2のソーンがともに一体に接合されている、請求項8又は9に記載の押出し成形物品。
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US14177508P | 2008-12-31 | 2008-12-31 | |
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PCT/US2009/068617 WO2010078065A1 (en) | 2008-12-31 | 2009-12-18 | Co-extrusion die, method of extruding with the die, and extruded articles made therefrom |
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EP (1) | EP2389284A1 (ja) |
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KR (1) | KR20110111430A (ja) |
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WO2013052371A2 (en) * | 2011-10-05 | 2013-04-11 | 3M Innovative Properties Company | Three-dimensional polymeric strand netting, dies, and methods of making the same |
CN102601967B (zh) * | 2012-03-17 | 2014-11-05 | 广东达诚机械有限公司 | 宽幅片材挤出平模头 |
US10272655B2 (en) | 2012-10-02 | 2019-04-30 | 3M Innovative Properties Company | Film with alternating stripes and strands and apparatus and method for making the same |
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US20140248471A1 (en) * | 2013-03-01 | 2014-09-04 | 3M Innovative Properties Company | Film with Layered Segments and Apparatus and Method for Making the Same |
WO2015168089A1 (en) * | 2014-04-28 | 2015-11-05 | Case Western Reserve University | Methods for layer multiplication co-extrusion of high viscous polymeric material systems |
KR20170072285A (ko) | 2014-10-23 | 2017-06-26 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 심-스택 발포 다이 |
WO2016064600A1 (en) | 2014-10-23 | 2016-04-28 | 3M Innovative Properties Company | Laterally-coalesced foam slab |
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CN111801212B (zh) | 2018-02-28 | 2022-09-06 | 3M创新有限公司 | 共挤出聚合物制品及其制备方法 |
EP3758911B1 (en) | 2018-02-28 | 2022-03-30 | 3M Innovative Properties Company | Coextruded polymeric article and method of making the same |
US20200060218A1 (en) * | 2018-08-22 | 2020-02-27 | Land O'lakes, Inc. | Extruded, multi-portioned butter products and system and methods of producing same |
CN115366505A (zh) * | 2021-09-18 | 2022-11-22 | 山东科化高分子科技股份有限公司 | 一种弹性橡塑复合防水卷材及制备方法 |
CN114794600B (zh) * | 2022-04-08 | 2024-07-23 | 广州城建职业学院 | 一种方便取放物品的无口袋汉服 |
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JPS53143677A (en) * | 1977-05-23 | 1978-12-14 | Toray Ind Inc | Polymeric film or sheet with derection-dependent transmittance |
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US4435141A (en) * | 1982-04-07 | 1984-03-06 | Polyloom Corporation Of America | Multicomponent continuous film die |
DE3417452A1 (de) * | 1984-05-11 | 1985-11-14 | Continental Gummi-Werke Ag, 3000 Hannover | Einrichtung zum herstellen von aus zwei oder mehr schichten zusammengesetzten flachen profilstraengen aus plastischen kautschuk- oder kunststoffmischungen |
JP2928108B2 (ja) * | 1994-11-17 | 1999-08-03 | 三菱レイヨン株式会社 | 複合樹脂シートの製造装置及びその製造方法 |
US6423140B1 (en) * | 2000-06-08 | 2002-07-23 | Formosa Advanced Coating Technologies, Inc. | Die set for preparing ABCABC multiple-stripe coating |
EP1412167A4 (en) * | 2001-02-21 | 2007-08-08 | Tilia Int Inc | PROCESS FOR THE PREPARATION OF A FILM PROVIDED WITH AIRWAYS AND INTENDED FOR USE IN VACUUM PACKAGINGS |
US7976925B2 (en) * | 2002-03-04 | 2011-07-12 | Ole-Bendt Rasmussen | Cross-laminate of oriented films, method of manufacturing same, and coextrusion die suitable in the process |
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2009
- 2009-12-18 KR KR1020117017604A patent/KR20110111430A/ko not_active Application Discontinuation
- 2009-12-18 BR BRPI0918696A patent/BRPI0918696A2/pt not_active IP Right Cessation
- 2009-12-18 JP JP2011544479A patent/JP2012513921A/ja active Pending
- 2009-12-18 EP EP09796215A patent/EP2389284A1/en not_active Withdrawn
- 2009-12-18 WO PCT/US2009/068617 patent/WO2010078065A1/en active Application Filing
- 2009-12-18 US US13/142,526 patent/US20110268906A1/en not_active Abandoned
- 2009-12-18 CN CN2009801534889A patent/CN102271893A/zh active Pending
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JPS53143677A (en) * | 1977-05-23 | 1978-12-14 | Toray Ind Inc | Polymeric film or sheet with derection-dependent transmittance |
JPS5945154A (ja) * | 1982-09-07 | 1984-03-13 | 東レ株式会社 | 多層積層シ−トの製造装置 |
JPS61125846A (ja) * | 1984-11-22 | 1986-06-13 | 新神戸電機株式会社 | ライトコントロ−ルシ−トの製造法 |
JP2009522132A (ja) * | 2005-12-29 | 2009-06-11 | スリーエム イノベイティブ プロパティズ カンパニー | マイクロストライプフィルム |
Also Published As
Publication number | Publication date |
---|---|
WO2010078065A1 (en) | 2010-07-08 |
CN102271893A (zh) | 2011-12-07 |
EP2389284A1 (en) | 2011-11-30 |
BRPI0918696A2 (pt) | 2015-12-01 |
KR20110111430A (ko) | 2011-10-11 |
US20110268906A1 (en) | 2011-11-03 |
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