JP2014506846A - ポリアミドマトリックスを用いて繊維強化平坦半製品を製造する方法 - Google Patents
ポリアミドマトリックスを用いて繊維強化平坦半製品を製造する方法 Download PDFInfo
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- JP2014506846A JP2014506846A JP2013555838A JP2013555838A JP2014506846A JP 2014506846 A JP2014506846 A JP 2014506846A JP 2013555838 A JP2013555838 A JP 2013555838A JP 2013555838 A JP2013555838 A JP 2013555838A JP 2014506846 A JP2014506846 A JP 2014506846A
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Classifications
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
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- 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
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
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- 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
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
- B29B15/122—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex
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- 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
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
- B29B15/122—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex
- B29B15/127—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex by spraying
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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
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
- B29C70/086—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers and with one or more layers of pure plastics material, e.g. foam layers
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- 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
- B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
- B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
- B29B15/10—Coating or impregnating independently of the moulding or shaping step
- B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
- B29B15/122—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex
- B29B15/125—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex by dipping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Reinforced Plastic Materials (AREA)
- Polyamides (AREA)
Abstract
(a)溶融したラクタム、触媒、及び任意に活性化剤を含む混合物で織物構造体(15)を浸漬する工程、
(b)浸漬織物構造体(25)を冷却する工程、及び、
(c)繊維強化平坦半製品(3)を得るために冷却された織物構造体を仕上げる工程。
本発明は、更に、繊維強化平坦製品で成る部品を製造する方法に関する。
【選択図】図1
Description
(a)溶融したラクタム、触媒、及び任意に活性化剤を含む混合物に織物構造体を浸漬する(織物構造体に混合物を浸み込ませる)工程、
(b)浸漬織物構造体を冷却する工程、及び、
(c)繊維強化平坦半製品を得るために冷却された織物構造体を仕上げる工程。
(i)上述したように、繊維強化平坦半製品を製造する工程、
(ii)金型に繊維強化平坦半製品を挿入する工程、及び、
(iii)繊維強化平坦半製品に成形工程を施し、金型の同時加熱でラクタムの重合によりポリアミドを形成して部品を製造する工程。
3 繊維強化平坦半製品
5 ポリアミド箔
7 ベルトコンベア
9 ポリアミド箔を有するロール
11 繊維
13 繊維を供給するロール
15 織物構造体
17 熱源
19 第1フィード
21 第2フィード
23 混合ユニット
25 浸漬織物構造体
27 第2ポリアミド箔
29 第2ポリアミド箔を有するロール
31 ロール
33 冷却装置
35 カッタ
Claims (18)
- ポリアミドマトリクスに基づく繊維強化平坦半製品(3)を製造する方法であって、
(a)溶融したラクタム、触媒、及び任意に活性化剤を含む混合物に織物構造体(15)を浸漬する工程、
(b)浸漬織物構造体(25)を冷却する工程、及び、
(c)冷却された織物構造体を仕上げて繊維強化平坦半製品(3)を得る工程、
を有することを特徴とする方法。 - 織物構造体を、浸漬工程の前に、箔(5)に付着させることを特徴とする請求項1に記載の方法。
- 織物構造体(15)を、浸漬工程の前に、ラクタムの融点以上の温度に加熱されることを特徴とする請求項1又は2に記載の方法。
- 箔(27)を、工程(a)の浸漬工程の後に、浸漬織物構造体に付着することを特徴とする請求項1から3の何れか1項に記載の方法。
- 織物構造体を付着する箔(5)及び/又は浸漬織物構造体に付着する箔(27)は、ポリアミド箔であることを特徴とする請求項2から4の何れか1項に記載の方法。
- 浸漬織物構造体を、押圧することを特徴とする請求項1から5の何れか1項に記載の方法。
- 浸漬織物構造体(25)を、押圧加工用のロール(31)の間を通過させることを特徴とする請求項1から6の何れか1項に記載の方法。
- 浸漬織物構造体(25)を、押圧工程の後に、冷却することを特徴とする請求項6又は7に記載の方法。
- 浸漬工程の後及び押圧工程の前に、それぞれの場合において、少なくとも1枚の繊維プライを、浸漬織物構造体(25)の上側及び下側に付着すること特徴とする請求項6から8の何れか1項に記載の方法。
- 織物構造体(15)は、織物、ニット、レイドスクリム、又は連続繊維製の不織布であることを特徴とする請求項1から9の何れか1項に記載の方法。
- 織物構造体(15)を、連続繊維製の個々のプライから製造し、個々のプライは平行配列繊維を含み、及び互いに重ね合わせたプライの繊維は互いに非平行に配列されていることを特徴とする請求項1から9の何れか1項に記載の方法。
- 繊維に用いられる材料は、カーボン、ケイ酸塩及び非ケイ酸塩ガラス、ホウ素、炭化ケイ素、チタン酸カリウム、金属、金属合金、金属酸化物、金属窒化物、金属炭化物、及びケイ酸塩を含む無機鉱物、又は天然及び合成ポリマーを含む有機材料であることを特徴とする請求項1から11の何れか1項に記載の方法。
- 織物構造体(15)は、3から10枚の繊維プライを有することを特徴とする請求項1から12の何れか1項に記載の方法。
- 繊維強化平坦半製品(3)は、仕上げ工程の後に、箔に接合されることを特徴とする請求項1から13の何れか1項に記載の方法。
- 繊維強化平坦半製品(3)が接合される箔は、ポリアミド箔又はポリエステル箔であることを特徴とする請求項14に記載の方法。
- 織物構造体の繊維は、最初に活性化剤で被覆されることを特徴とする請求項1から15の何れか1項に記載の方法。
- 連続繊維により強化された平坦半製品製の部品の製造方法であって、
(i)請求項1から16の何れか1項に記載の方法で繊維強化平坦半製品を製造する工程、
(ii)金型に繊維強化平坦半製品を挿入する工程、及び、
(iii)半製品を押圧して部品を得、金型を加熱してラクタムの重合によりポリアミドを形成し、これにより部品を成形する工程、
を有することを特徴とする方法。 - 金型は、100から190℃の温度範囲で加熱されることを特徴とする請求項17に記載の方法。
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