JP2011167950A - ポリウレタンフォーム積層体の製造方法 - Google Patents
ポリウレタンフォーム積層体の製造方法 Download PDFInfo
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- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
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- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
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- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
- B29C66/712—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined the composition of one of the parts to be joined being different from the composition of the other part
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
- B29C66/824—Actuating mechanisms
- B29C66/8242—Pneumatic or hydraulic drives
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
- B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
- B29C66/91221—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature of the parts to be joined
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
- B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
- B29C66/91411—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the parts to be joined, e.g. the joining process taking the temperature of the parts to be joined into account
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
- B29C66/9161—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the heat or the thermal flux, i.e. the heat flux
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/919—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges
- B29C66/9192—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams
- B29C66/91921—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/94—Measuring or controlling the joining process by measuring or controlling the time
- B29C66/949—Measuring or controlling the joining process by measuring or controlling the time characterised by specific time values or ranges
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Abstract
【解決手段】ポリウレタンフォーム積層体の製造方法は、熱可塑性樹脂フィルム7とポリウレタンフォーム6との接合面において、前記熱可塑性樹脂フィルム7の収縮温度から接着温度までを平均昇温速度12℃/秒以下で昇温することによって、前記熱可塑性樹脂フィルム7とポリウレタンフォーム6とを熱融着させる工程を含むことを特徴とする。
【選択図】図1
Description
熱可塑性樹脂フィルムとポリウレタンフォームとの接合面において、前記熱可塑性樹脂フィルムの収縮温度から接着温度までを平均昇温速度12℃/秒以下で昇温することによって、前記熱可塑性樹脂フィルムとポリウレタンフォームとを熱融着させる工程を含むことを特徴とする。
また、前記熱可塑性樹脂フィルムとポリウレタンフォームとの接合面に、接着層を介在させないのが望ましい。
さらに、前記熱可塑性樹脂フィルムの収縮温度が、100〜140℃であってもよく、前記熱可塑性樹脂フィルムの接着温度が、120〜160℃であってもよい。ただし、接着温度>収縮温度の関係を満たす。
また、前記熱可塑性樹脂フィルムが、ポリエチレン樹脂またはフッ素樹脂からなるものであってもよく、前記ポリウレタンフォーム積層体が、トナーシール材用であってもよい。
本発明のポリウレタンフォーム積層体の製造方法は、
熱可塑性樹脂フィルムとポリウレタンフォームとの接合面において、前記熱可塑性樹脂フィルムの収縮温度から接着温度までを平均昇温速度12℃/秒以下で昇温することによって、前記熱可塑性樹脂フィルムとポリウレタンフォームとを熱融着させる工程を含むことを特徴とする。
なお、実施例および比較例で用いた材料は以下のとおりである。
ZULEN「SDBK、XBK」、(株)ブリヂストン製、サイズ100×100mm、厚み3mm、密度250kg/m3
《熱可塑性樹脂フィルム》
「UHMW−PE(超高分子量ポリエチレンフィルム、分子量約200万)」0.05t、淀川ヒューテック(株)製、サイズ100×100mm、厚み50μm、収縮温度=120℃、接着温度=140℃
熱圧着機(小林機械工業社製)を用い、まず該熱圧着機の下定盤にポリウレタンフォームを載置し、その上面に熱可塑性樹脂フィルムを載置した後、さらにその上面に収縮緩衝板(圧縮ポリウレタンフォーム、SPG、(株)ブリヂストン製、厚み3mm)を載置した。この際、ポリウレタンフォームと熱可塑性樹脂フィルムとの間に熱電対を挟み、ポリウレタンフォームと熱可塑性樹脂フィルムとの接合面における温度を測定した。
載置した収縮緩衝板の厚みを4mm、熱可塑性樹脂フィルムの収縮温度(120℃)から接着温度(140℃)までの昇温速度を7.1℃/秒、収縮温度から接着温度までの昇温時間を2.8秒とした以外、実施例1と同様にしてポリウレタンフォーム積層体Bを得た。
載置した収縮緩衝板の厚みを2mm、熱可塑性樹脂フィルムの収縮温度(120℃)から接着温度(140℃)までの昇温速度を7.7℃/秒、収縮温度から接着温度までの昇温時間を2.5秒とした以外、実施例1と同様にしてポリウレタンフォーム積層体Cを得た。
載置した収縮緩衝板の厚みを1.5mm、熱可塑性樹脂フィルムの収縮温度(120℃)から接着温度(140℃)までの昇温速度を10.7℃/秒、収縮温度から接着温度までの昇温時間を2.8秒とした以外、実施例1と同様にしてポリウレタンフォーム積層体Dを得た。
載置した収縮緩衝板の厚みを1mm、熱可塑性樹脂フィルムの収縮温度(120℃)から接着温度(140℃)までの昇温速度を12.5℃/秒、収縮温度から接着温度までの昇温時間を1.6秒とした以外、実施例1と同様にしてポリウレタンフォーム積層体Eを得た。
収縮緩衝板を載置せず、熱可塑性樹脂フィルムの収縮温度(120℃)から接着温度(140℃)までの昇温速度を13.3℃/秒、収縮温度から接着温度までの昇温時間を1.5秒とした以外、実施例1と同様にしてポリウレタンフォーム積層体Fを得た。
得られたポリウレタンフォーム積層体A〜Fを以下の基準にしたがって評価した。結果を表1に示す。
ポリウレタンフォーム積層体の表面を目視により観察し、下記基準にしたがってシワの有無を評価した。結果を表1に示す。
○:シワの発生が全く認められず、平滑な表面を有していた。
△:若干のシワが発生していた。
×:多くのシワが発生していた。
2: 下定盤
3: 上定盤
4: エアーシリンダー
5: 熱電対
6: ポリウレタンフォーム
7: 熱可塑性樹脂フィルム
8: 収縮緩衝板
Claims (8)
- 熱可塑性樹脂フィルムとポリウレタンフォームとの接合面において、前記熱可塑性樹脂フィルムの収縮温度から接着温度までを平均昇温速度12℃/秒以下で昇温することによって、前記熱可塑性樹脂フィルムとポリウレタンフォームとを熱融着させる工程を含むことを特徴とするポリウレタンフォーム積層体の製造方法。
- 前記熱可塑性樹脂フィルムの収縮温度から接着温度までを昇温する時間が、2.5秒以上であることを特徴とするポリウレタンフォーム積層体の製造方法。
- 前記熱可塑性樹脂フィルムとポリウレタンフォームとの接合面に、接着層を介在させないことを特徴とする請求項1または2に記載のポリウレタンフォーム積層体の製造方法。
- 前記熱可塑性樹脂フィルムの収縮温度が、100〜140℃(ただし、接着温度>収縮温度)であることを特徴とする請求項1〜3のいずれかに記載のポリウレタンフォーム積層体の製造方法。
- 前記熱可塑性樹脂フィルムの接着温度が、120〜160℃(ただし、接着温度>収縮温度)であることを特徴とする請求項1〜4のいずれかに記載のポリウレタンフォーム積層体の製造方法。
- 前記熱融着させる工程を経る前に、熱可塑性樹脂フィルムとポリウレタンフォームとの間に収縮緩衝板を載置して前記熱可塑性樹脂フィルムの収縮温度まで昇温する工程を含むことを特徴とする請求項1〜5のいずれかに記載のポリウレタンフォーム積層体の製造方法。
- 前記熱可塑性樹脂フィルムが、ポリエチレン樹脂またはフッ素樹脂からなることを特徴とする請求項1〜6のいずれかに記載のポリウレタンフォーム積層体の製造方法。
- 前記ポリウレタンフォーム積層体が、トナーシール材用であることを特徴とする請求項1〜7のいずれかに記載のポリウレタンフォーム積層体の製造方法。
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Cited By (4)
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---|---|---|---|---|
CN102490441A (zh) * | 2011-11-16 | 2012-06-13 | 正文电子(苏州)有限公司 | 压膜治具 |
WO2016093570A1 (ko) * | 2014-12-08 | 2016-06-16 | 주식회사 에스제이폼웍스 | 박막 폴리우레탄 폼 적층체 및 그 제조방법 |
JP2016209823A (ja) * | 2015-05-11 | 2016-12-15 | 住友ベークライト株式会社 | 樹脂製マイクロ流路デバイスの製造方法およびマイクロ流路デバイス |
WO2021006230A1 (ja) * | 2019-07-10 | 2021-01-14 | 一夫 菱沼 | 界面温度センサを設けたヒートシーラ |
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JPH10119220A (ja) * | 1996-08-27 | 1998-05-12 | Bridgestone Corp | 吸音材の製造方法 |
JP2000117867A (ja) * | 1998-10-19 | 2000-04-25 | Bridgestone Corp | クッション体 |
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JPH06246829A (ja) * | 1993-02-25 | 1994-09-06 | Idemitsu Petrochem Co Ltd | 熱可塑性樹脂シート又はフィルムの製造方法 |
JPH10119220A (ja) * | 1996-08-27 | 1998-05-12 | Bridgestone Corp | 吸音材の製造方法 |
JP2000117867A (ja) * | 1998-10-19 | 2000-04-25 | Bridgestone Corp | クッション体 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102490441A (zh) * | 2011-11-16 | 2012-06-13 | 正文电子(苏州)有限公司 | 压膜治具 |
WO2016093570A1 (ko) * | 2014-12-08 | 2016-06-16 | 주식회사 에스제이폼웍스 | 박막 폴리우레탄 폼 적층체 및 그 제조방법 |
CN107206765A (zh) * | 2014-12-08 | 2017-09-26 | Sj泡沫工厂株式会社 | 薄膜聚氨酯泡沫层压体及其制造方法 |
JP2016209823A (ja) * | 2015-05-11 | 2016-12-15 | 住友ベークライト株式会社 | 樹脂製マイクロ流路デバイスの製造方法およびマイクロ流路デバイス |
WO2021006230A1 (ja) * | 2019-07-10 | 2021-01-14 | 一夫 菱沼 | 界面温度センサを設けたヒートシーラ |
JP2021014039A (ja) * | 2019-07-10 | 2021-02-12 | 一夫 菱沼 | 界面温度センサを設けたヒートシーラ |
US11577474B2 (en) | 2019-07-10 | 2023-02-14 | Kazuo Hishinuma | Heat sealer provided with interfacial temperature sensor |
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