JP2020179593A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2020179593A5 JP2020179593A5 JP2019084175A JP2019084175A JP2020179593A5 JP 2020179593 A5 JP2020179593 A5 JP 2020179593A5 JP 2019084175 A JP2019084175 A JP 2019084175A JP 2019084175 A JP2019084175 A JP 2019084175A JP 2020179593 A5 JP2020179593 A5 JP 2020179593A5
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- thermoplastic resin
- filament
- reinforced thermoplastic
- cross
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229920005992 thermoplastic resin Polymers 0.000 claims description 37
- 239000012783 reinforcing fiber Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 229920000106 Liquid crystal polymer Polymers 0.000 claims description 4
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 claims description 4
- 239000004695 Polyether sulfone Substances 0.000 claims description 4
- 239000004697 Polyetherimide Substances 0.000 claims description 4
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 4
- 229920006393 polyether sulfone Polymers 0.000 claims description 4
- 229920001601 polyetherimide Polymers 0.000 claims description 4
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 229920006231 aramid fiber Polymers 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 2
- -1 ether ketone Chemical class 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 229920000412 polyarylene Polymers 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Description
［１］連続した強化繊維に熱可塑性樹脂を含浸させた繊維強化熱可塑性樹脂フィラメントであって、下記方法によって評価される強化繊維の分散パラメータｄが３０％以上９０％未満であり、断面形状が円形、楕円形、四角形、星形のいずれかの形状である繊維強化熱可塑性樹脂フィラメント。
（ｉ）該繊維強化熱可塑性樹脂フィラメントの配向方向とほぼ垂直な全領域を含む横断面写真を撮影する。
（ｉｉ）該横断面写真を式（１）で規定された一辺の長さを有する正方形ユニットに分割する。
（ｉｉｉ）式（２）で定義する分散パラメータｄを算出する。
１．５ａ≦ｔ≦２．５ａ （ａ： 繊維直径、ｔ： ユニットの一辺の長さ） （１）
分散パラメータｄ＝区画内に強化繊維が含まれるユニットの個数（断面写真を分割した際には一枚に連結した写真に強化繊維が含まれるユニットの個数の合計）／フィラメント若しくはフィラメントの一部を含むユニット全体の個数（断面写真を分割した際には一枚に連結した写真に含まれるフィラメント若しくはフィラメントの一部を含むユニット数の合計）×１００ （２）
［２］前記繊維強化熱可塑性樹脂フィラメントが下記（ａ）～（ｃ）の条件を満たす［１］に記載の繊維強化熱可塑性樹脂フィラメント。
（ａ）繊維強化熱可塑性樹脂フィラメント中の強化繊維の重量割合が２０～８０％、熱可塑性樹脂の体積割合が８０～２０％
（ｂ）繊維強化熱可塑性樹脂フィラメントの厚みが０．０１～３ｍｍ
（ｃ）繊維強化熱可塑性樹脂フィラメントに含まれるフィラメント長が１ｍ以上
［３］前記繊維強化熱可塑性樹脂フィラメントの曲げ剛性が１Ｎ・ｍ２以下である［１］または［２］に記載の繊維強化熱可塑性樹脂フィラメント。
［４］前記強化繊維が炭素繊維、ガラス繊維、アラミド繊維のから選ばれる少なくとも１種である［１］～［３］のいずれかに記載の繊維強化熱可塑性樹脂フィラメント。
［５］前記熱可塑性樹脂がポリフェニレンスルフィド樹脂（ＰＰＳ）、ポリアリーレンエーテルケトン樹脂（ＰＡＥＫ）、ポリエーテルイミド樹脂（ＰＥＩ）、ポリエーテルスルホン樹脂（ＰＥＳ）、液晶ポリマー樹脂（ＬＣＰ）から選ばれる少なくとも１種である［１］～［４］のいずれかに記載の繊維強化熱可塑性樹脂フィラメント。
［６］前記繊維強化熱可塑性樹脂フィラメントの最外層に熱可塑性樹脂層が被覆されてなる［１］～［５］のいずれかに記載の繊維強化熱可塑性樹脂フィラメント。
［７］ ［１］～［６］のいずれかに記載の繊維強化熱可塑性樹脂フィラメントからなる成形品。
[1] A fiber-reinforced thermoplastic resin filament in which continuous reinforcing fibers are impregnated with a thermoplastic resin, wherein the dispersion parameter d of the reinforcing fibers evaluated by the following method is 30% or more and less than 90% . A fiber-reinforced thermoplastic resin filament having a circular, oval, quadrangular, or star-shaped cross section .
(I) A cross-sectional photograph including the entire region substantially perpendicular to the orientation direction of the fiber-reinforced thermoplastic resin filament is taken.
(Ii) The cross-sectional photograph is divided into square units having a side length defined by the formula (1).
(Iii) The variance parameter d defined by the equation (2) is calculated.
1.5a ≤ t ≤ 2.5a (a: fiber diameter, t: length of one side of the unit) (1)
Dispersion parameter d = Number of units containing reinforcing fibers in the compartment (when the cross-sectional photograph is divided, the total number of units containing reinforcing fibers in the photographs connected to one sheet) / Filament or part of the filament Number of total units including (total number of filaments included in the filament or a part of the filament included in the photographs connected to one when the cross-sectional photograph is divided) x 100 (2)
[2] The fiber-reinforced thermoplastic resin filament according to [1], wherein the fiber-reinforced thermoplastic resin filament satisfies the following conditions (a) to (c).
(A) Fiber-reinforced thermoplastic resin The weight ratio of the reinforcing fiber in the filament is 20 to 80%, and the volume ratio of the thermoplastic resin is 80 to 20%.
(B) The thickness of the fiber-reinforced thermoplastic resin filament is 0.01 to 3 mm.
(C) The fiber-reinforced heat according to [1] or [2], wherein the filament length contained in the fiber-reinforced thermoplastic resin filament is 1 m or more [3] and the bending rigidity of the fiber-reinforced thermoplastic resin filament is 1 N · m2 or less. Thermoplastic filament.
[4] The fiber-reinforced thermoplastic resin filament according to any one of [1] to [3], wherein the reinforcing fiber is at least one selected from carbon fiber, glass fiber, and aramid fiber.
[5] At least the thermoplastic resin is selected from polyphenylene sulfide resin (PPS), polyarylene ether ketone resin (PAEK), polyetherimide resin (PEI), polyethersulfone resin (PES), and liquid crystal polymer resin (LCP). The fiber-reinforced thermoplastic resin filament according to any one of [1] to [4] .
[6] The fiber-reinforced thermoplastic resin filament according to any one of [1] to [5] , wherein the outermost layer of the fiber-reinforced thermoplastic resin filament is coated with a thermoplastic resin layer.
[7] A molded product made of the fiber-reinforced thermoplastic resin filament according to any one of [1] to [6] .
Claims (7)
（ｉ）該繊維強化熱可塑性樹脂フィラメントの配向方向とほぼ垂直な全領域を含む横断面写真を撮影する。
（ｉｉ）該横断面写真を式（１）で規定された一辺の長さを有する正方形ユニットに分割する。
（ｉｉｉ）式（２）で定義する分散パラメータｄを算出する。
１．５ａ≦ｔ≦２．５ａ （ａ： 繊維直径、ｔ： ユニットの一辺の長さ） （１）
分散パラメータｄ＝区画内に強化繊維が含まれるユニットの個数（断面写真を分割した際には一枚に連結した写真に強化繊維が含まれるユニットの個数の合計）／フィラメント若しくはフィラメントの一部を含むユニット全体の個数（断面写真を分割した際には一枚に連結した写真に含まれるフィラメント若しくはフィラメントの一部を含むユニット数の合計）×１００ （２） It is a fiber-reinforced thermoplastic resin filament in which continuous reinforcing fibers are impregnated with a thermoplastic resin, and the dispersion parameter d of the reinforcing fibers evaluated by the following method is 30% or more and less than 90%, and the cross-sectional shape is A fiber-reinforced thermoplastic resin filament having a circular, oval, square, or star shape .
(I) A cross-sectional photograph including the entire region substantially perpendicular to the orientation direction of the fiber-reinforced thermoplastic resin filament is taken.
(Ii) The cross-sectional photograph is divided into square units having a side length defined by the formula (1).
(Iii) The variance parameter d defined by the equation (2) is calculated.
1.5a ≤ t ≤ 2.5a (a: fiber diameter, t: length of one side of the unit) (1)
Dispersion parameter d = Number of units containing reinforcing fibers in the compartment (when the cross-sectional photograph is divided, the total number of units containing reinforcing fibers in the photographs connected to one sheet) / Filament or part of the filament Number of total units including (total number of filaments included in the filament or a part of the filament included in the photographs connected to one when the cross-sectional photograph is divided) x 100 (2)
（ａ）繊維強化熱可塑性樹脂フィラメント中の強化繊維の重量割合が２０～８０％、熱可塑性樹脂の体積割合が８０～２０％
（ｂ）繊維強化熱可塑性樹脂フィラメントの厚みが０．０１～３ｍｍ
（ｃ）繊維強化熱可塑性樹脂フィラメントに含まれるフィラメント長が１ｍ以上 The fiber-reinforced thermoplastic resin filament according to claim 1, wherein the fiber-reinforced thermoplastic resin filament satisfies the following conditions (a) to (c).
(A) Fiber-reinforced thermoplastic resin The weight ratio of the reinforcing fiber in the filament is 20 to 80%, and the volume ratio of the thermoplastic resin is 80 to 20%.
(B) The thickness of the fiber-reinforced thermoplastic resin filament is 0.01 to 3 mm.
(C) The filament length contained in the fiber-reinforced thermoplastic resin filament is 1 m or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019084175A JP7268467B2 (en) | 2019-04-25 | 2019-04-25 | Fiber-reinforced thermoplastic resin filament and molded article thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019084175A JP7268467B2 (en) | 2019-04-25 | 2019-04-25 | Fiber-reinforced thermoplastic resin filament and molded article thereof |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020179593A JP2020179593A (en) | 2020-11-05 |
| JP2020179593A5 true JP2020179593A5 (en) | 2022-04-13 |
| JP7268467B2 JP7268467B2 (en) | 2023-05-08 |
Family
ID=73023552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019084175A Active JP7268467B2 (en) | 2019-04-25 | 2019-04-25 | Fiber-reinforced thermoplastic resin filament and molded article thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7268467B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022139494A1 (en) * | 2020-12-22 | 2022-06-30 | 주식회사 삼양사 | Polycarbonate resin composition for 3d printing having excellent shape retention ability and interfacial adhesion, and pellet and filament for 3d printing comprising same |
| CN117561151A (en) | 2021-06-24 | 2024-02-13 | Dic株式会社 | Fiber-reinforced thermoplastic resin filaments and shaped articles |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813495A (en) * | 2013-03-22 | 2018-03-20 | 格雷戈里·托马斯·马克 | 3 D-printing |
| US10464268B2 (en) * | 2015-08-25 | 2019-11-05 | The Boeing Company | Composite feedstock strips for additive manufacturing and methods of forming thereof |
| EP3521345A4 (en) * | 2016-09-29 | 2020-06-03 | Toray Industries, Inc. | Fiber-reinforced thermoplastic-resin base and molded article obtained therefrom |
| JP6507203B2 (en) * | 2017-07-13 | 2019-04-24 | フドー株式会社 | METHOD AND APPARATUS FOR MANUFACTURING MOLDED ARTICLE |
-
2019
- 2019-04-25 JP JP2019084175A patent/JP7268467B2/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPWO2019093277A5 (en) | ||
| JP2020179593A5 (en) | ||
| JP4779754B2 (en) | Prepreg laminate and fiber reinforced plastic | |
| JP6652071B2 (en) | Method for producing base laminate and fiber-reinforced plastic | |
| JP6958541B2 (en) | Fiber reinforced plastic molding material | |
| RU2020118556A (en) | FIBER-REINFORCED THERMOPLASTIC RESIN FILAMENT AND PROFILED PRODUCT FROM IT | |
| TW200538668A (en) | Multi-layer duct and related manufacturing process | |
| WO2018055932A1 (en) | Notched prepreg and method for producing notched prepreg | |
| WO2015151919A1 (en) | Fiber-reinforced composite material | |
| JP2019509199A (en) | Carbon fiber sheet molding compound manufacturing method and manufacturing apparatus | |
| JPH10329247A (en) | Composite material tubular member | |
| JP6625354B2 (en) | FIBER FABRIC USED FOR MANUFACTURING COMPOSITE MATERIAL AND METHOD OF PRODUCING COMPOSITE MATERIAL USING THE FIBER FABRIC | |
| WO2019131125A1 (en) | Fiber-reinforced thermoplastic resin molding material | |
| JP5918171B2 (en) | FRP fabric, molding material using FRP fabric, and method for manufacturing FRP fabric | |
| JP4460393B2 (en) | Carbon fiber reinforced plastic molding | |
| JP7447791B2 (en) | Notch prepreg and fiber reinforced plastic | |
| WO2010147231A1 (en) | Reinforcing-fiber sheet material | |
| JP2013104056A (en) | Fiber-reinforced plastic tape | |
| CN104419992A (en) | Heat insulation box of thread heating roller and manufacturing method of heat insulation box | |
| JP2015113539A (en) | Net-like nonwoven fabric and reinforced laminate | |
| CN108602288B (en) | Prepreg manufacturing apparatus and prepreg manufacturing method using same | |
| TW202130715A (en) | Fiber-reinforced composite material and sandwich structure | |
| CN114654845A (en) | Polymer sandwich structure with enhanced thermal conductivity and method of making same | |
| JP4461460B2 (en) | Method of forming reinforced plastic pipe | |
| US20240059031A1 (en) | Prepreg laminate, composite structure, and method for manufacturing composite structure |