WO2007077835A1 - Appareil et procede destines a la production d’un materiau en resine thermoplastique renforce par des fibres longues - Google Patents

Appareil et procede destines a la production d’un materiau en resine thermoplastique renforce par des fibres longues Download PDF

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Publication number
WO2007077835A1
WO2007077835A1 PCT/JP2006/325950 JP2006325950W WO2007077835A1 WO 2007077835 A1 WO2007077835 A1 WO 2007077835A1 JP 2006325950 W JP2006325950 W JP 2006325950W WO 2007077835 A1 WO2007077835 A1 WO 2007077835A1
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WO
WIPO (PCT)
Prior art keywords
shutter
thermoplastic resin
hole
fiber
introduction
Prior art date
Application number
PCT/JP2006/325950
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English (en)
Japanese (ja)
Inventor
Takayuki Matsubara
Original Assignee
Ocv Intellectual Capital, Llc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ocv Intellectual Capital, Llc filed Critical Ocv Intellectual Capital, Llc
Priority to CN2006800495629A priority Critical patent/CN101351326B/zh
Publication of WO2007077835A1 publication Critical patent/WO2007077835A1/fr

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Classifications

    • 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

Definitions

  • the present invention relates to an apparatus for manufacturing a long fiber reinforced thermoplastic resin material obtained by impregnating a fiber bundle of reinforcing fibers with a thermoplastic resin, and a method for manufacturing the same.
  • thermoplastic resin materials used for injection molding applications, extrusion molding applications, press molding applications, and the like are manufactured by impregnating thermoplastic fiber resins into fiber bundles of reinforcing fibers using an impregnation die.
  • the Various types of impregnation dies are known as the impregnation die, and the basic structure of typical impregnation dies is disclosed in, for example, Patent Document 1 and Patent Document 2.
  • a molten thermoplastic resin hereinafter sometimes referred to as a molten resin
  • a molten resin is accommodated in a fiber bundle 4 from an introduction hole 7 provided in an upstream inlet plate 2. !
  • a plurality of introduction holes 7 and extraction holes 8 are usually arranged on the inlet plate 2 and the outlet plate 3 respectively (for example, about 2 to: LOO pieces).
  • the fiber bundles 4 are inserted in parallel at regular intervals in the direction, and the fiber bundles 4 are inserted into the introduction holes 1 and introduced into the impregnation chamber 1, and are passed through the molten resin, so that a plurality of fiber bundles 4 are melted into the molten resin.
  • a molten iron corresponding to the amount used is used.
  • the fat is supplied to the impregnation chamber 1 and controlled so that a constant internal pressure acts on the molten resin in the chamber, and the molten resin is slightly overflowed (overflow) from the gap between the introduction hole 7 and the fiber bundle 4. .
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2003-305779
  • Patent Document 2 Japanese Patent Laid-Open No. 11-42639
  • the introduction hole and the fiber bundle are made to facilitate the impregnation of the molten resin into the fiber bundle and the bow I punching ability of the resin-impregnated fiber bundle, or to prevent air from entering the fiber bundle and entering the pore force.
  • the amount of molten resin supplied is adjusted while adjusting the internal pressure of the impregnation die to be slightly higher.
  • the introduced pore force melted resin that breaks leaks. Therefore, it is necessary to interrupt the work each time it is repaired, leading to a reduction in work efficiency. It was.
  • the object of the present invention is to prevent the molten resin from leaking from the introduction hole, even when the fiber bundle breaks, to keep the internal pressure in the impregnation die constant at all times, and
  • An object of the present invention is to provide a production apparatus and a production method capable of producing a long fiber reinforced thermoplastic resin material having good impregnation properties with high productivity.
  • the present invention has been made to achieve the above object, and provides a manufacturing apparatus and a manufacturing method of the following long fiber reinforced resin material. That is,
  • the present invention is provided in an impregnation chamber that accommodates molten thermoplastic resin therein, a resin supply path for supplying the molten thermoplastic resin into the impregnation chamber, and an inlet plate upstream of the impregnation chamber.
  • a continuous bundle of reinforcing fibers for continuously supplying to the impregnation chamber An impregnation die having several introduction holes and a plurality of extraction holes provided in an outlet plate on the downstream side of the impregnation chamber and for extracting a fiber bundle impregnated with molten thermoplastic resin to the outside.
  • a shutter is provided for each inlet hole of the inlet plate so that the inlet hole can be opened and closed individually on the outer side of the inlet plate.
  • An apparatus for producing a reinforced thermoplastic resin material is provided.
  • the present invention introduces a fiber bundle of continuous reinforcing fibers provided in the inlet plate of an impregnation die into an impregnation chamber filled with molten thermoplastic resin.
  • the fiber bundle is impregnated with molten thermoplastic resin by continuously passing through the molten thermoplastic resin, and the fiber bundle impregnated with the molten thermoplastic resin is inserted into the drawing hole cover of the outlet plate of the impregnation die.
  • a shirter is provided in each inlet hole of the inlet plate so that it can be opened and closed individually, and the molten thermoplastic resin that leaks or overflows the inlet hole by the shutter.
  • a method for producing a long fiber reinforced thermoplastic resin material characterized by being controlled.
  • the introduction hole of the fiber bundle of the reinforcing fiber is provided! /, And the entrance plate of the impregnation die is provided with the shutter that can individually open and close the introduction hole. Even if the fiber bundle breaks, the introduction hole can be quickly closed with a shutter to prevent leakage of molten resin from the introduction hole. As a result, the work is conventionally interrupted each time, but the present invention can continue the work by closing the broken introduction hole, so that the work efficiency can be improved.
  • the amount of molten resin that also overflows the gap force between the introduction hole and the fiber bundle can be individually managed by the shutter, so the molten resin for the fiber bundle can be controlled. This makes it possible to produce a high-quality long fiber reinforced resin material with good productivity.
  • the shutter receiver is attached to the shutter, the shutter can be easily opened and closed, so that workability is improved.
  • FIG. 1 is a schematic cross-sectional explanatory view of an impregnation die for producing a long fiber reinforced thermoplastic resin material which is a preferred embodiment of the present invention.
  • FIG. 2 is a front view of the inlet plate of FIG.
  • FIG. 3 is a cross-sectional view of the introduction hole portion of FIG.
  • Figure 4 Preferably, a perspective view of the shutter.
  • FIG. 6 is a partial left side view of the impregnation die in FIG.
  • FIG. 7 is a schematic sectional explanatory view of a conventional impregnation die.
  • the reinforcing fiber used in the present invention glass fiber, carbon fiber, aramid fiber, ceramic fiber and the like may be used alone or in combination. Of these, glass fibers are preferred because they are widely used in terms of their characteristics and cost. These reinforcing fibers are used as a bundle of monofilaments, and the monofilament preferably has an average diameter of 4 to 30 ⁇ m, more preferably 7 to 25 ⁇ m. If the average diameter of monofilament is less than m, the cost of the obtained long fiber reinforced resin material becomes high, and if it exceeds 30 m, the mechanical properties of the obtained long fiber reinforced resin material are inferior.
  • the fiber bundle used in the present invention is a bundle of about 100 to 20,000 monofilaments.
  • the productivity is inferior, and when it exceeds 20,000, the fiber bundle becomes thick, so molten resin is uniformly contained between the monofilaments. Difficult to immerse.
  • thermoplastic resin for forming the molten thermoplastic resin to be impregnated into the fiber bundle those commercially available without particular limitation can be used.
  • polyolefin resin, polyamide resin, polyester resin, polycarbonate resin, polyphenylene sulfide resin, and polystyrene resin are suitable, especially polyolefin resin and polyamide resin.
  • Resin and polyester-based resin are preferred.
  • polystyrene resin for example, polypropylene and polyethylene are preferable.
  • polyamide-based resin for example, nylon 6.6, nylon 6, nylon 12, MXD nylon and the like are preferable.
  • polyester resin for example, polyethylene terephthalate, polybutylene terephthalate and the like are preferable. These greaves may be mixed with additives such as colorants, modifiers, antioxidants and UV-resistant agents, and fillers such as calcium carbonate, talc, and my strength.
  • the long fiber reinforced resin material obtained in the present invention has, for example, a thickness. 2-4. Examples include pellets, needles or wires, and continuous or discontinuous tapes or sheets of Omm and lengths of ⁇ 50mm.
  • the content of reinforcing fibers varies depending on the intended use of the obtained long fiber reinforced grease material and is not specified, but is usually 15 to 80 vol%. If the content rate of a reinforced fiber is the said range, the high reinforcement effect of a long fiber reinforced resin material will be acquired, and a high intensity
  • FIG. 1 is an explanatory cross-sectional view schematically showing the present impregnation die.
  • This impregnation die is provided on the upstream side of an impregnation chamber 1 for storing molten resin supplied from a molten resin supply pipe 9 as shown in FIG.
  • an inlet plate 2 provided with an introduction hole 7 for introduction into the impregnation chamber 1 and an outlet 8 provided on the downstream side of the impregnation chamber 1 for extracting the fiber bundle impregnated with the molten resin from the impregnation chamber 1.
  • the outlet plate 3 and the above-mentioned introduction The fiber bundle 4 introduced into the impregnation chamber 1 from the hole 7 is passed through the molten resin in the impregnation chamber 1 so that the fiber bundle 4 is impregnated with the molten resin. It is configured so that it is continuously removed from the impregnation die after it is sent to 8 to remove excess melted resin.
  • the above operation is continuously performed in all the introduction holes provided in the inlet plate 2 of the impregnation die.
  • the inlet plate 2 and the outlet plate 3 refer to portions that form the upstream and downstream side walls of the impregnation chamber 1 as part of the outer wall of the impregnation chamber 1, respectively.
  • the configuration of the impregnation die is the same as that of a conventionally known impregnation die, and the present invention can be applied to any impregnation die having the inlet plate 7 in the inlet plate 2.
  • the impregnation die is formed of a material cover such as iron, stainless steel, or the like with various metals such as iron, nickel, and chromium. Therefore, the inlet plate 2 and the outlet plate 3 can also be formed of these materials.
  • a hollow, substantially box-shaped impregnation chamber 1 is formed inside the impregnation die, and the molten resin is supplied to the impregnation chamber 1 by the molten resin supply pipe 9.
  • impregnation chamber 1 The size of impregnation chamber 1 is not specified, but it is about 10 to 200 cm long, 10 to 200 cm wide, and about 1 to 50 cm deep, so inlet plate 2 and outlet plate 3 are 20 to 1 OO cm wide and l to 50 cm high. It will be about.
  • the impregnation die is provided with a fiber bundle 4 defibrating device (for example, a defibrating bar) in the impregnation chamber 1 or heated if necessary! Can do.
  • a fiber bundle 4 defibrating device for example, a defibrating bar
  • the inlet plate 2 of the present impregnation die is provided with a plurality of introduction holes 7 arranged in parallel at predetermined equal intervals in the lateral direction at a substantially central portion in the height direction.
  • the number of introduction holes 7 is not specified, but usually 10 to about LOO is preferable from the viewpoint of productivity and practicality, and the interval is preferably about 5 to 50 mm.
  • the shape of the introduction hole 7 include an elliptical shape, a rectangular shape, and a circular shape. Among these, the elliptical introduction hole illustrated in FIG.
  • This elliptical introduction hole 7 (including a circular shape) has a horizontal diameter of about 1 to 45 mm and a vertical diameter of 1 to about LOmm.
  • the outlet plate 3 of the impregnation chamber 1 is provided with the same number of extraction holes 8 as the introduction holes 7 corresponding to the introduction holes 7.
  • the shape of the extraction hole 8 is generally circular, and the hole diameter may be another shape such as a force ellipse having a diameter of about 0.2 to 4 mm.
  • the corner of the outside of the introduction hole 7 reduces the resistance of the fiber bundle 4 during introduction.
  • Chamfering of 2R to 4R is performed so that the fiber bundle 4 can be smoothly introduced.
  • This chamfering is similarly performed on the corner of the drawing hole 8 on the side of the impregnation chamber in order to facilitate the removal of the fiber bundle impregnated with the molten resin and prevent clogging of the broken yarn or the cut fiber. .
  • These chamfers are preferably done all around the hole! /.
  • the inlet plate 2 of the impregnation die is provided with bolt holes 10 corresponding to the introduction holes 7 above the introduction holes 7 as shown in FIG.
  • the bolt hole 10 is for attaching a shutter, which will be described later, with a bolt, and is preferably provided on a vertical line X passing through the center of the introduction hole 7 in the width direction so that the shutter is attached directly above the introduction hole 7.
  • a bolt hole 11 for attaching a shutter receiver (described later) is provided below the introduction hole 7.
  • FIG. 3 is a vertical cross-sectional view (cross-sectional portion taken along the line AA in FIG. 6) of the inlet hole 7 portion of the inlet plate 2 in FIG.
  • the present invention is characterized in that a shutter 5 capable of individually opening and closing each introduction hole 7 is provided in the introduction hole 7 of the inlet plate 2.
  • the shutter 5 is attached by bolts 12 to the bolt holes 10 provided above the introduction holes 7, and the introduction holes 7 can be opened and closed by moving the bolts 12 up and down.
  • a shutter receiver 6 is provided to make the opening / closing operation of the shutter 5 smooth and reliable. In this example, as shown in FIG. 3, it is fixed below the introduction hole 7 with a bolt 13.
  • the shutter 5 and the shutter receiver 6 will be described with reference to the drawings.
  • the shutter 5 is a plate-like body made up of a base portion 15 and leg portions 16 extending below the base portion 15, and has a T-shape as a whole.
  • the material of the shutter 5 for example, the same material as the inlet plate 2 such as stainless steel, iron with various metals such as nickel and chrome can be preferably used. Thickness is not specified, but 1 ⁇ : LOmm is preferred. If the thickness is less than lmm, deformation is likely to occur, and there is a risk that a sufficient function as a shutter cannot be obtained. On the other hand, a shutter with a wall thickness exceeding 10 mm is inferior in terms of cost as well as force if it becomes heavy and the operability of opening and closing the shutter becomes poor.
  • a loose fitting long hole 14 is formed in the center of the base portion 15 in the vertical direction, and a bolt 12 is passed through the loose fitting long hole 14 and screwed into the screw hole 10 of the inlet plate 2.
  • the shirter 5 can be attached to the upper side of the introduction hole 7 outside the inlet plate 2.
  • This shutter 5 is In the state where the loosening plate 12 is loosened, it is movable in the vertical direction within the range of the loose fitting long hole 14, so that the introduction hole 7 is individually fixed by powering and fixing it to a predetermined position along the outer surface of the inlet plate 2. It can be opened and closed.
  • the shutter 5 attached to each introduction hole usually has an entrance plate at a position where the lower end 17 of the leg 16 is raised above the introduction hole 7, that is, a position where the introduction hole 7 is opened.
  • the bolt 12 of the shutter is loosened and the leg 16 of the shutter 5 is lowered to the middle or the lowest position of the introduction hole 7. In this way, a part or all of the introduction hole 7 can be closed by the leg portion 16 of the shutter 5.
  • the introduction hole is opened and closed, it goes without saying that the introduction hole is completely blocked as described above, and that only a part of the opening is blocked.
  • the width of the base 15 (the width of the shutter 5) a is the interval width of the introduction holes 7.
  • the size and shape of the leg 16 are not specified, but are determined so that the introduction hole 7 is completely closed by the leg 16 when the shutter 5 is lowered.
  • the rectangular leg portion 16 is adapted to the elliptical introduction hole 7, but it is not limited to this.
  • the width b of the leg portion 16 is preferably slightly larger than the lateral width of the introduction hole 7. This is because if b is larger than the lateral width of the introduction hole 7, the width direction of the introduction hole 7 can be blocked even if the leg portion 16 is slightly displaced in the lateral direction.
  • the height (length) c of the leg 16 is larger than the vertical width of the introduction hole 7 so that the leg 16 can block the entire introduction hole 7 when the shutter 5 is fully lowered. Is preferably selected.
  • the outer corner of the lower end 17 of the leg 16 is chamfered so that the fiber bundle can be smoothly introduced into the introduction hole 7.
  • the preferred impregnation die is an example of the shutter as described above.
  • the shape and the vertical movement method of the shutter 5 can be changed within a range in which the purpose of adjusting the opening / closing of the introduction hole 7 can be achieved, and is not limited.
  • the shape of the shutter 5 is T-shaped, and a rectangular shape or the like can be appropriately employed as long as it can prevent leakage of molten resin.
  • the base If the upper end of 15 is bent outward, or a gripping protrusion is provided on the upper end of the base 15, the shutter 5 can be easily raised and lowered.
  • when moving the shutter 5 up and down hold the part of the shutter 5 with the bolt 12 loosened. For example, hold the shutter 5 on the inlet plate 2 with a screw rod. Then, the shutter 5 can be moved up and down by screw operation to be accurately fixed at a predetermined position.
  • the shutter 5 can be used without the shutter receiver 6.
  • the shutter receiver 6 In order to make the shutter 5 easy to open and close, it is preferable to provide the shutter receiver 6 as shown in FIGS. 1 and 2.
  • the shutter receiver 6 is a long rectangular plate having a concave portion 19 at its upper end, and its horizontal width is almost the same as the horizontal width of the inlet plate 2.
  • a plurality of holes 18 are provided in the shutter receiver 6 along the longitudinal direction thereof, and bolts 13 are passed through the holes 18 so as to remain in the bolt holes 11 (see FIG. 2) of the inlet plate 2.
  • the shutter receiver 6 can be attached to the lower side of the inlet hole 7 of the inlet plate 2.
  • the shutter 5 and the shutter receiver 6 are attached to the outside of the inlet plate 2 with the introduction hole 7 interposed therebetween as shown in FIG.
  • the recess 19 is formed so that the leg 16 of each shutter 5 mounted on the entrance plate 2 can be fitted into the recess 19.
  • the recesses 19 are formed at the same interval as the interval between the leg portions 16 of the shutter 5, and the shape dimensions thereof are substantially the same as the shape of the leg portions 16.
  • the width of the recess 19 is the same as or slightly larger than the width b of the leg 16.
  • the introduction hole 7 can be reliably opened and closed by the leg portion 16 without causing lateral displacement. It is preferable that at least the outer corner portion of the lower side portion 20 of the concave portion 19 is chamfered so that the fiber bundle 4 can be easily introduced.
  • the shutter receiver 6 is formed of a single plate, but the shutter receiver 6 may be divided into a plurality of pieces.
  • FIG. Fig. 6 is a partial side view of Fig. 3 as viewed from the left.
  • the power to show only one shutter is the same for other shutters.
  • the figure shows shirtter 5 in the open position.
  • the tip of the leg 16 is fitted into the recess 19 of the shutter receiver 6, and the lower end 17 is bolted to the inlet plate 2 at the same level as or higher than the top of the introduction hole 7. Fixed by twelve.
  • a hole space 21 (see FIG. 3) surrounded by the recess 19 of the shutter receiver 6 and the leg 16 of the shutter 5. It is formed.
  • the hole space 21 communicates with the introduction hole 7 to form an introduction path for the fiber bundle 4, and the fiber bundle 4 can be introduced into the impregnation die from the introduction path in the normal operation.
  • the shutter 5 is opened and closed when the fiber bundle breaks, or when it is desired to suppress the amount of molten grease that overflows the gap force between the introduction hole 7 and the fiber bundle.
  • the bolt 12 of the shutter 5 of the introduction hole 7 where the fiber bundle breaks is loosened, and the lower end 17 of the leg 15 is moved to the recess 19 of the shutter receiver 6.
  • the shutter 5 is lowered until it comes into contact with the lower side portion 20, and the shutter 5 is fixed with a bolt 12 at this position, whereby the introduction hole 7 is closed with the leg portion 15 of the shutter 5 to prevent the molten resin from leaking out.
  • the shutter 5 of the introduction hole 7 for which the amount of overflow of the molten resin is to be suppressed is similarly loosened and lowered to a predetermined position and fixed.
  • the upper part of the introduction hole 7 is blocked by the leg 16 of the shutter 5, so that the overflow of the molten resin from the gap with the fiber bundle in the upper part of the introduction hole 7 can be suppressed and the amount of the overflow can be adjusted.
  • the introduction hole in which the fiber bundle is broken and the molten resin leaks, or the internal pressure distribution of the molten resin in the impregnation chamber is changed, and the amount of the resin that overflows the introduction hole force increases. Opening and closing holes can be adjusted individually with a shutter. As a result, even if the fiber bundle breaks at some of the introduction holes, the introduction hole where the breakage occurred can be blocked and leakage of grease can be prevented immediately, so work can be continued without interruption as before. Work efficiency An improvement in rate is obtained. In addition, since the amount of molten resin overflowing from each introduction hole can be properly and uniformly managed, it is possible to obtain a high-quality long fiber reinforced thermoplastic resin material by uniformly impregnating the fiber bundle with molten resin. it can.
  • the force capable of opening and closing the introduction hole with only the shutter By attaching the shutter receiver to the shutter as in this example, the opening and closing operation of the shutter can be facilitated and the opening and closing of the shirt unit can be quickly operated. High workability can be obtained.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reinforced Plastic Materials (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

La présente invention permet de prévenir toute fuite de résine fondue depuis une ouverture d’introduction d’une matrice d’imprégnation et de supprimer son trop-plein. L’invention porte sur une matrice d’imprégnation qui comprend une plaque d’entrée (2) dotée de multiples ouvertures d’introduction (7) destinées à alimenter en continu un compartiment d’imprégnation (1) en faisceau de fibres de renforcement (4). Ladite matrice se caractérise en ce que chaque ouverture d’introduction (7) de la plaque d’entrée (2) est équipée d’un organe d’obturation (5) de telle sorte que celui-ci (5) puisse ouvrir et fermer séparément l’ouverture d’introduction, et en ce que chaque ouverture d’introduction de la plaque d’entrée (2) présente en aval est équipée d’un récepteur d’organe d’obturation (6) afin que l’ouverture et la fermeture de l’ouverture d’introduction (7) soient effectuées par un mouvement vertical de l’organe d’obturation (5) lorsque celui-ci est solidaire du récepteur de l’organe d’obturation (6).
PCT/JP2006/325950 2005-12-27 2006-12-26 Appareil et procede destines a la production d’un materiau en resine thermoplastique renforce par des fibres longues WO2007077835A1 (fr)

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Application Number Priority Date Filing Date Title
CN2006800495629A CN101351326B (zh) 2005-12-27 2006-12-26 长纤维增强热塑性树脂材料的制造装置及其制造方法

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JP2005-375625 2005-12-27
JP2005375625A JP4671859B2 (ja) 2005-12-27 2005-12-27 長繊維強化熱可塑性樹脂材料の製造装置及びその製造方法

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WO2007077835A1 true WO2007077835A1 (fr) 2007-07-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3266577A1 (fr) * 2016-07-04 2018-01-10 Lotte Chemical Corporation Appareil pour la production de matériau composite à fibres longues
US10272621B2 (en) 2011-06-03 2019-04-30 Cytec Technology Corp. Resin coated radius fillers and method of making the same
CN111088603A (zh) * 2019-12-30 2020-05-01 安洁利德科技(江苏)有限公司 一种用于加工纤网的浸润式热熔机构

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CN105751522B (zh) * 2016-04-20 2018-06-29 华南理工大学 一种长纤维增强热塑性树脂复合材料的制备装置与方法
KR101740657B1 (ko) * 2016-07-01 2017-05-26 롯데케미칼 주식회사 장섬유 복합재의 제조 방법
US10953598B2 (en) * 2016-11-04 2021-03-23 Continuous Composites Inc. Additive manufacturing system having vibrating nozzle
JP6900742B2 (ja) * 2017-03-31 2021-07-07 三菱ケミカル株式会社 トウプリプレグの製造方法および繊維強化複合材料の製造方法
KR102201976B1 (ko) * 2018-11-21 2021-01-12 롯데케미칼 주식회사 섬유강화 플라스틱 인발성형 장치의 함침핀

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JPH05116142A (ja) * 1991-10-29 1993-05-14 Aisin Chem Co Ltd 長繊維強化複合材の製造装置
JPH10315341A (ja) * 1997-05-15 1998-12-02 Chisso Corp ー方向強化熱可塑性樹脂構造体の製造方法及び製造装置
JPH1142639A (ja) * 1997-07-29 1999-02-16 Kawasaki Steel Corp 熱可塑性樹脂含浸用装置およびこれを用いた長繊維強化熱可塑性樹脂ペレットの製造方法
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10272621B2 (en) 2011-06-03 2019-04-30 Cytec Technology Corp. Resin coated radius fillers and method of making the same
EP3266577A1 (fr) * 2016-07-04 2018-01-10 Lotte Chemical Corporation Appareil pour la production de matériau composite à fibres longues
US10081034B2 (en) 2016-07-04 2018-09-25 Lotte Chemical Corporation Apparatus for manufacturing long fiber reinforced composite material
CN111088603A (zh) * 2019-12-30 2020-05-01 安洁利德科技(江苏)有限公司 一种用于加工纤网的浸润式热熔机构

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JP4671859B2 (ja) 2011-04-20
CN101351326A (zh) 2009-01-21
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