JP6073861B2 - 流れを拡散するゲート通路をもつダイ及び繊維ロービングを含浸するための方法 - Google Patents
流れを拡散するゲート通路をもつダイ及び繊維ロービングを含浸するための方法 Download PDFInfo
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- B05C5/0241—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to elongated work, e.g. wires, cables, tubes
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- B05C5/0245—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to a moving work of indefinite length, e.g. to a moving web
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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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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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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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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- Engineering & Computer Science (AREA)
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- Manufacturing & Machinery (AREA)
- Reinforced Plastic Materials (AREA)
- Moulding By Coating Moulds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Coating Apparatus (AREA)
Description
ρcは、公知方法、たとえば液体または気体比重瓶法(pycnometer)(たとえばヘリウム比重瓶法)を使用して測定した複合体の密度である;
ρtは、複合体の理論密度であり、以下の等式より決定される:
ρfは繊維の密度である;
Wfは繊維の重量分率である;及び
Wmはポリマーマトリックスの重量分率である)}をベースとした「空隙比」を計算することができる。
本発明の具体的態様は以下のとおりである。
[1]
少なくとも一つの繊維ロービングにポリマー樹脂を含浸させるためのダイであって、
その中を通して樹脂を流すための多岐管アセンブリ、前記多岐管アセンブリはチャネルを含む;
前記多岐管アセンブリと流体連通する含浸ゾーン、前記含浸ゾーンは、前記ロービングに樹脂を含浸させるように構成されている;及び
樹脂がロービングをコーティングするように多岐管アセンブリから樹脂を流すための多岐管アセンブリと含浸ゾーンとの間のゲート通路、前記ゲート通路はゲート通路の中を流れる樹脂を拡散するように構成されている突起を含む;
を含む、前記ダイ。
[2]
複数の突起をさらに含む、[1]に記載のダイ。
[3]
前記複数の突起が、それらの間の複数の通路を画定するように間隔があけられている、[2]に記載のダイ。
[4]
前記突起が、ゲート通路の中の樹脂の流れ方向にテーパーになった断面プロフィールをもつ、[1]に記載のダイ。
[5]
前記突起が外部表面と少なくとも一つの側面とを含み、少なくとも一つの側面はゲート通路の外部表面と内壁との間に伸長し、ここで前記少なくとも一つの側面はその外部表面に向かってテーパーになっている、[1]に記載のダイ。
[6]
前記多岐管アセンブリがさらに複数のチャネルを含む、[1]に記載のダイ。
[7]
さらに複数の突起を含むダイであって、前記複数の突起のそれぞれが複数のチャネルの一つに対応する、[6]に記載のダイ。
[8]
前記複数のチャネルが、複数の分岐ランナーである、[6]に記載のダイ。
[9]
前記複数の分岐ランナーは中心軸に沿って対称配向を有する、[8]に記載のダイ。
[10]
前記チャネルの少なくとも一部は曲線をなす、[1]に記載のダイ。
[11]
前記多岐管アセンブリが出口領域を画定し、前記出口領域に配置されたチャネルの少なくとも一部は、樹脂の流れ方向に徐々に領域が増大する、[1]に記載のダイ。
[12]
前記多岐管アセンブリが出口領域を画定し、前記出口領域に配置されたチャネルの少なくとも一部は、曲線をなす断面プロフィールをもつ、[1]に記載のダイ。
[13]
前記ゲート通路が、多岐管アセンブリと含浸ゾーンとの間に垂直に伸長する、[1]に記載のダイ。
[14]
前記ゲート通路の少なくとも一部は、樹脂の流れ方向に徐々に断面プロフィールが減少する、[1]に記載のダイ。
[15]
前記樹脂が熱可塑性樹脂である、[1]に記載のダイ。
[16]
前記樹脂が熱硬化性樹脂である、[1]に記載のダイ。
[17]
少なくとも一つの繊維ロービングにポリマー樹脂を含浸させる方法であって、
多岐管アセンブリの中を通してポリマーを流す、前記多岐管アセンブリはチャネルを含む;
多岐管アセンブリからゲート通路内にポリマー樹脂を流す;
前記ゲート通路内にポリマー樹脂を拡散する;
少なくとも一つの繊維ロービングを樹脂でコーティングする;及び
前記コーティング済ロービングを含浸ゾーンの中を通して横に移動させて、前記ロービングに樹脂を含浸させる;
各段階を含む、前記方法。
[18]
多岐管アセンブリの中を通して樹脂を流すことは、前記多岐管アセンブリの外部領域の中を通して樹脂を流すことを含み、前記外部領域に配置されたチャネルの少なくとも一部は、樹脂の流れ方向に徐々に領域が増加する、[1]7に記載の方法。
[19]
前記ゲート通路の少なくとも一部は、樹脂の流れ方向に徐々に減少する断面プロフィールをもつ、[17]に記載の方法。
[20]
複数のロービングを樹脂でコーティングする段階と、前記コーティング済ロービングを含浸ゾーンの中を横に移動させる段階とをさらに含む、[17]に記載の方法。
Claims (20)
- 少なくとも一つの繊維ロービングにポリマー樹脂を含浸させるためのダイであって、
その中を通して樹脂を流すための多岐管アセンブリ、前記多岐管アセンブリはチャネルを含む;
前記多岐管アセンブリと流体連通する含浸ゾーン、前記含浸ゾーンは、前記ロービングに樹脂を含浸させるように構成されている;及び
樹脂がロービングをコーティングするように多岐管アセンブリから樹脂を流すための多岐管アセンブリと含浸ゾーンとの間のゲート通路、前記ゲート通路はゲート通路の中を流れる樹脂を拡散するように構成されている突起を含む;
を含む、前記ダイ。 - 複数の突起をさらに含む、請求項1に記載のダイ。
- 前記複数の突起が、それらの間の複数の通路を画定するように間隔があけられている、請求項2に記載のダイ。
- 前記突起が、ゲート通路の中の樹脂の流れ方向にテーパーになった断面プロフィールをもつ、請求項1に記載のダイ。
- 前記突起が外部表面と少なくとも一つの側面とを含み、前記少なくとも一つの側面は前記外部表面とゲート通路の内壁との間に伸長し、ここで前記少なくとも一つの側面は前記外部表面に向かってテーパーになっている、請求項1に記載のダイ。
- 前記多岐管アセンブリがさらに複数のチャネルを含む、請求項1に記載のダイ。
- さらに複数の突起を含むダイであって、前記複数の突起のそれぞれが複数のチャネルの一つに対応する、請求項6に記載のダイ。
- 前記複数のチャネルが、複数の分岐ランナーである、請求項6に記載のダイ。
- 前記複数の分岐ランナーは中心軸に沿って対称配向を有する、請求項8に記載のダイ。
- 前記チャネルの少なくとも一部は曲線をなす、請求項1に記載のダイ。
- 前記多岐管アセンブリが出口領域を画定し、前記出口領域に配置されたチャネルの少なくとも一部は、樹脂の流れ方向に徐々に領域が増大する、請求項1に記載のダイ。
- 前記多岐管アセンブリが出口領域を画定し、前記出口領域に配置されたチャネルの少なくとも一部は、曲線をなす断面プロフィールをもつ、請求項1に記載のダイ。
- 前記ゲート通路が、多岐管アセンブリと含浸ゾーンとの間に垂直に伸長する、請求項1に記載のダイ。
- 前記ゲート通路の少なくとも一部は、樹脂の流れ方向に徐々に断面プロフィールが減少する、請求項1に記載のダイ。
- 前記樹脂が熱可塑性樹脂である、請求項1に記載のダイ。
- 前記樹脂が熱硬化性樹脂である、請求項1に記載のダイ。
- 少なくとも一つの繊維ロービングにポリマー樹脂を含浸させる方法であって、
多岐管アセンブリの中を通してポリマーを流す、前記多岐管アセンブリはチャネルを含む;
多岐管アセンブリからゲート通路内にポリマー樹脂を流す;
前記ゲート通路の中の突起によって、前記ゲート通路内にポリマー樹脂を拡散する;
少なくとも一つの繊維ロービングを樹脂でコーティングする;及び
前記コーティング済ロービングを含浸ゾーンの中を通して横に移動させて、前記ロービングに樹脂を含浸させる;
各段階を含む、前記方法。 - 多岐管アセンブリの中を通して樹脂を流すことは、前記多岐管アセンブリの外部領域の中を通して樹脂を流すことを含み、前記外部領域に配置されたチャネルの少なくとも一部は、樹脂の流れ方向に徐々に領域が増加する、請求項17に記載の方法。
- 前記ゲート通路の少なくとも一部は、樹脂の流れ方向に徐々に減少する断面プロフィールをもつ、請求項17に記載の方法。
- 複数のロービングを樹脂でコーティングする段階と、前記コーティング済ロービングを含浸ゾーンの中を横に移動させる段階とをさらに含む、請求項17に記載の方法。
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| PCT/US2012/035153 WO2012149127A1 (en) | 2011-04-29 | 2012-04-26 | Die with flow diffusing gate passage and method for impregnating fiber rovings |
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-
2012
- 2012-04-26 JP JP2014508544A patent/JP6073861B2/ja active Active
- 2012-04-26 US US14/112,636 patent/US9623437B2/en active Active
- 2012-04-26 CN CN201280021298.3A patent/CN104053530B/zh active Active
- 2012-04-26 PL PL12720329T patent/PL2701886T3/pl unknown
- 2012-04-26 EP EP12720329.7A patent/EP2701886B1/en active Active
- 2012-04-26 WO PCT/US2012/035153 patent/WO2012149127A1/en not_active Ceased
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200067872A (ko) * | 2017-10-16 | 2020-06-12 | 페드뎀 게엠베하 콤파니 카게 | 폴리머 용융물로 섬유 다발을 함침시키는 장치 및 방법 |
| KR102563337B1 (ko) * | 2017-10-16 | 2023-08-02 | 페드뎀 게엠베하 콤파니 카게 | 폴리머 용융물로 섬유 다발을 함침시키는 장치 및 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017061150A (ja) | 2017-03-30 |
| WO2012149127A1 (en) | 2012-11-01 |
| PL2701886T3 (pl) | 2017-06-30 |
| US9623437B2 (en) | 2017-04-18 |
| CN104053530B (zh) | 2016-10-19 |
| EP2701886A1 (en) | 2014-03-05 |
| CN104053530A (zh) | 2014-09-17 |
| US20150044377A1 (en) | 2015-02-12 |
| EP2701886B1 (en) | 2016-11-30 |
| JP6317794B2 (ja) | 2018-04-25 |
| JP2014518784A (ja) | 2014-08-07 |
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