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RU2013102590A - Термопластичный препрег, содержащий непрерывные и длинные волокна - Google Patents

Термопластичный препрег, содержащий непрерывные и длинные волокна Download PDF

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Publication number
RU2013102590A
RU2013102590A RU2013102590/05A RU2013102590A RU2013102590A RU 2013102590 A RU2013102590 A RU 2013102590A RU 2013102590/05 A RU2013102590/05 A RU 2013102590/05A RU 2013102590 A RU2013102590 A RU 2013102590A RU 2013102590 A RU2013102590 A RU 2013102590A
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RU
Russia
Prior art keywords
prepreg
thermoplastic
fibers
long fibers
polymer
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Application number
RU2013102590/05A
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English (en)
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RU2573674C2 (ru
Inventor
Джереми Дж. МАЛИШЕВСКИЙ
Аарон Х. ДЖОНСОН
Тимоти Л. ТИБОР
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ТИКОНА ЭлЭлСи
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Publication of RU2013102590A publication Critical patent/RU2013102590A/ru
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Publication of RU2573674C2 publication Critical patent/RU2573674C2/ru

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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
    • B29C70/081—Combinations of fibres of continuous or substantial length and short fibres
    • 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
    • B29B11/00—Making preforms
    • B29B11/06—Making preforms by moulding the material
    • B29B11/10—Extrusion moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B29B11/00—Making preforms
    • B29B11/14—Making preforms characterised by structure or composition
    • B29B11/16—Making preforms characterised by structure or composition comprising fillers or reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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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    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0872—Prepregs
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0872—Prepregs
    • B29K2105/0881—Prepregs unidirectional
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/10—Cords, strands or rovings, e.g. oriented cords, strands or rovings
    • B29K2105/101—Oriented
    • B29K2105/105—Oriented uni directionally
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/10—Cords, strands or rovings, e.g. oriented cords, strands or rovings
    • B29K2105/101—Oriented
    • B29K2105/105—Oriented uni directionally
    • B29K2105/107—Oriented uni directionally transversally, i.e. perpendicular to the 2D reinforcement direction
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24124—Fibers
    • 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
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    • Y10T428/249942—Fibers are aligned substantially parallel
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Abstract

1. Термопластичный препрег, включающий:множество непрерывных волокон, которые, в основном, ориентированы в продольном направлении, причем непрерывные волокна составляют от приблизительно 10 мас.% до приблизительно 80 мас.% препрега;множество статистически распределенных длинных волокон, причем, по меньшей мере, некоторые из них ориентированы под углом относительно продольного направления, и длинные волокна составляют от приблизительно 2 мас.% до приблизительно 35 мас.% препрега; иполимерную матрицу, которая содержит один или более термопластичных полимеров, и в которую внедрены непрерывные волокна и длинные волокна, причем термопластичные полимеры составляют от приблизительно 10 мас.% до приблизительно 80 мас.% препрега;в котором соотношение максимального напряжения при растяжении препрега в продольном направлении и максимального напряжения при растяжении препрега в поперечном направлении составляет от приблизительно 1 до приблизительно 40.2. Термопластичный препрег по п. 1, в котором соотношение максимального напряжения при растяжении препрега в продольном направлении и максимального напряжения при растяжении препрега в поперечном направлении составляет от приблизительно 2 до приблизительно 30.3. Термопластичный препрег по п. 1, который проявляет максимальное напряжение при растяжении в продольном направлении, составляющее от приблизительно 250 до приблизительно 3000 МПа.4. Термопластичный препрег по п. 1, в котором препрег проявляет максимальное напряжение при растяжении в поперечном направлении, составляющее от приблизительно 0,5 до приблизительно 50 МПа.5. Термопластичный препрег по п. 1, в котором непрерывные

Claims (28)

1. Термопластичный препрег, включающий:
множество непрерывных волокон, которые, в основном, ориентированы в продольном направлении, причем непрерывные волокна составляют от приблизительно 10 мас.% до приблизительно 80 мас.% препрега;
множество статистически распределенных длинных волокон, причем, по меньшей мере, некоторые из них ориентированы под углом относительно продольного направления, и длинные волокна составляют от приблизительно 2 мас.% до приблизительно 35 мас.% препрега; и
полимерную матрицу, которая содержит один или более термопластичных полимеров, и в которую внедрены непрерывные волокна и длинные волокна, причем термопластичные полимеры составляют от приблизительно 10 мас.% до приблизительно 80 мас.% препрега;
в котором соотношение максимального напряжения при растяжении препрега в продольном направлении и максимального напряжения при растяжении препрега в поперечном направлении составляет от приблизительно 1 до приблизительно 40.
2. Термопластичный препрег по п. 1, в котором соотношение максимального напряжения при растяжении препрега в продольном направлении и максимального напряжения при растяжении препрега в поперечном направлении составляет от приблизительно 2 до приблизительно 30.
3. Термопластичный препрег по п. 1, который проявляет максимальное напряжение при растяжении в продольном направлении, составляющее от приблизительно 250 до приблизительно 3000 МПа.
4. Термопластичный препрег по п. 1, в котором препрег проявляет максимальное напряжение при растяжении в поперечном направлении, составляющее от приблизительно 0,5 до приблизительно 50 МПа.
5. Термопластичный препрег по п. 1, в котором непрерывные волокна составляют от приблизительно 20 до приблизительно 70 мас.% препрега.
6. Термопластичный препрег по п. 1, в котором длинные волокна составляют от приблизительно 5 до приблизительно 30 мас.% препрега.
7. Термопластичный препрег по п. 1, в котором непрерывные волокна и/или длинные волокна включают стеклянные волокна, углеродные волокна или сочетание стеклянных и углеродных волокон.
8. Термопластичный препрег по п. 1, в котором термопластичные полимеры включают полиолефин, простой полиэфиркетон, простой полиэфиримид, полиариленкетон, жидкокристаллический полимер, полиариленсульфид, фторсодержащий полимер, полиацеталь, полиуретан, поликарбонат, стирольный полимер, сложный полиэфир, полиамид или их сочетание.
9. Термопластичный препрег по п. 1, который имеет пористость, составляющую приблизительно 2% или менее.
10. Термопластичный препрег по п. 1, в котором длинные волокна перемешаны с непрерывными волокнами.
11. Термопластичный препрег по п. 1, в котором длинные волокна присутствуют в первом слое препрега, и непрерывные волокна присутствуют во втором слое препрега.
12. Термопластичный препрег по п. 11, в котором, по меньшей мере, некоторые длинные волокна проходят во второй слой.
13. Линейный профиль, включающий препрег по п. 1.
14. Линейный профиль по п. 13, в котором профиль дополнительно включает покровный слой, который определяет поверхность профиля.
15. Формованное изделие, которое изготовлено из препрега по п. 1.
16. Способ изготовления термопластичного препрега, где способ включает:
направление непрерывных волокон и длинных волокон в экструзионное устройство;
направление термопластичного исходного материала в экструзионное устройство, где исходный материал включает, по меньшей мере, один термопластичный полимер; и
экструзию непрерывных волокон, длинных волокон и термопластичного полимера через пропиточную фильеру для получения экструдата, в котором непрерывные волокна перемешаны с длинными волокнами и внедрены в матрицу из термопластичного полимера.
17. Способ по п. 16, в котором исходный материал включает длинные волокна.
18. Способ по п. 16, дополнительно включающий протягивание экструдата через зажим, образованный между роликами, для соединения экструдата в форме листа.
19. Способ по п. 16, в котором непрерывные волокна составляют от приблизительно 10 до приблизительно 80 мас.% препрега, и длинные волокна составляют от приблизительно 2 до приблизительно 35 мас.% препрега.
20. Способ по п. 16, в котором непрерывные волокна и/или длинные волокна включают стеклянные волокна, углеродные волокна или сочетание стеклянных и углеродных волокон.
21. Способ по п. 16, в котором термопластичный полимер включает полиолефин, простой полиэфиркетон, простой полиэфиримид, полиариленкетон, жидкокристаллический полимер, полиариленсульфид, фторсодержащий полимер, полиацеталь, полиуретан, поликарбонат, стирольный полимер, сложный полиэфир, полиамид или их сочетание.
22. Способ по п. 16, в котором коллектор в сборе направляет термопластичный исходный материал в экструзионное устройство, причем коллектор в сборе включает разветвленные литники, через которые проходит термопластичный исходный материал.
23. Способ изготовления термопластичного препрега, где способ включает:
направление непрерывных волокон в экструзионное устройство;
направление термопластичного исходного материала в экструзионное устройство, где исходный материал включает, по меньшей мере, один термопластичный полимер; и
экструзию непрерывных волокон и исходного материала через пропиточную фильеру для изготовления экструдата, в котором непрерывные волокна внедрены в матрицу термопластичного полимера;
последующее введение длинных волокон в экструдат для изготовления композита.
24. Способ по п. 23, дополнительно включающий протягивание композита через зажим, образованный между роликами, для соединения композита в форме листа.
25. Способ по п. 23, в котором непрерывные волокна составляют от приблизительно 10 до приблизительно 80 мас.% препрега, и длинные волокна составляют от приблизительно 2 до приблизительно 35 мас.% препрега.
26. Способ по п. 23, в котором непрерывные волокна и/или длинные волокна включают стеклянные волокна, углеродные волокна или сочетание стеклянных и углеродных волокон.
27. Способ по п. 23, в котором термопластичный полимер включает полиолефин, простой полиэфиркетон, простой полиэфиримид, полиариленкетон, жидкокристаллический полимер, полиариленсульфид, фторсодержащий полимер, полиацеталь, полиуретан, поликарбонат, стирольный полимер, сложный полиэфир, полиамид или их сочетание.
28. Способ по п. 23, в котором термопластичный исходный материал направляют через коллектор в сборе в экструзионное устройство, причем коллектор в сборе включает разветвленные литники, через которые проходит термопластичный исходный материал.
RU2013102590/05A 2010-06-22 2011-06-22 Термопластичный препрег, содержащий непрерывные и длинные волокна RU2573674C2 (ru)

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US20130136890A1 (en) 2013-05-30
MX2012014179A (es) 2013-02-21
CN102947076B (zh) 2016-01-27
KR20130088034A (ko) 2013-08-07
CN102947076A (zh) 2013-02-27
WO2011163365A2 (en) 2011-12-29
US20150298400A1 (en) 2015-10-22
JP5788978B2 (ja) 2015-10-07
US9096000B2 (en) 2015-08-04
BR112012033036A2 (pt) 2016-12-20
EP2585279B8 (en) 2016-07-27
JP2013531717A (ja) 2013-08-08
RU2573674C2 (ru) 2016-01-27
WO2011163365A3 (en) 2012-02-16

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