WO2017026588A1 - Procédé de préparation de film composite comprenant des fibres de carbone et une résine d'uréthane, et film composite préparé au moyen de ce dernier - Google Patents

Procédé de préparation de film composite comprenant des fibres de carbone et une résine d'uréthane, et film composite préparé au moyen de ce dernier Download PDF

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Publication number
WO2017026588A1
WO2017026588A1 PCT/KR2015/013212 KR2015013212W WO2017026588A1 WO 2017026588 A1 WO2017026588 A1 WO 2017026588A1 KR 2015013212 W KR2015013212 W KR 2015013212W WO 2017026588 A1 WO2017026588 A1 WO 2017026588A1
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WO
WIPO (PCT)
Prior art keywords
urethane resin
composite film
urethane
carbon fiber
film
Prior art date
Application number
PCT/KR2015/013212
Other languages
English (en)
Korean (ko)
Inventor
최정환
유성환
김동환
Original Assignee
주식회사 이앤코리아
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 주식회사 이앤코리아 filed Critical 주식회사 이앤코리아
Publication of WO2017026588A1 publication Critical patent/WO2017026588A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/08—Impregnating

Definitions

  • the present invention relates to a composite film manufacturing method comprising a carbon fiber and a urethane resin, and a composite film produced by this, more specifically, the adhesion between the urethane and carbon fiber sheet is improved, the carbon fiber and urethane resin excellent in wear resistance and elasticity It relates to a composite film production method and a composite film produced thereby.
  • Urethane films are widely used as interior materials for automobile home appliances.
  • Korean Patent Laid-Open Publication No. 10-2005-0061010 discloses a technique using a urethane film as a vehicle interior.
  • Korean Patent Laid-Open Publication No. 10-1997-0701753 et al. Discloses a technology related to frag and carbon fiber reinforced composite materials.
  • the porous structure of the carbon fiber in particular, the woven carbon fiber has a low contact area with the urethane film, the film floats, there is a problem that is easily peeled off.
  • the problem to be solved by the present invention is a urethane composite film comprising a multilayer film, the adhesive strength with carbon fiber is enhanced, a composite film manufacturing method and a method for producing a composite film to solve the problem of delamination while having excellent mechanical properties To provide a composite film.
  • the present invention comprises the steps of impregnating a liquid urethane resin in the carbon fiber; Drying the liquid urethane resin impregnated in the carbon fiber to evaporate the solvent of the liquid urethane resin; And it provides a composite film production method comprising the step of adhering a urethane film on the carbon fiber.
  • the viscosity of the water-soluble urethane resin is 10 to 5000 cps.
  • the step of adhering the urethane film to the carbon fiber is an extrusion Ti-die process, the urethane impregnated into the carbon fiber when the urethane melted out of the T-die during the extrusion Ti-die process Is melted.
  • the liquid urethane resin is any one selected from the group consisting of a water-soluble urethane resin, an organic solvent-based urethane resin and a curable liquid urethane.
  • the present invention is prepared by the above-described composite film manufacturing method, and provides a composite film comprising a carbon fiber and a urethane film.
  • FIG. 1 is a step diagram of a composite film manufacturing method comprising a carbon fiber and a urethane resin according to an embodiment of the present invention.
  • the term "combination of these" included in the expression of the makushi form means one or more mixtures or combinations selected from the group consisting of constituents described in the expression of the makushi form, wherein the constituents It means to include one or more selected from the group consisting of.
  • the description of "A and / or B" means "A or B, or A and B.”
  • the present invention has a void structure of a liquid urethane resin containing solids of the same series as a film to be actually bonded. After impregnation into the carbon fibers, the urethane film is subsequently coated onto the carbon fibers in a compressed tidy manner. As a result, the mechanical properties of the composite film are greatly improved by preventing the peeling phenomenon and the space between the micro fine sections generated when the urethane film is laminated to the carbon fiber by extrusion detyping or adhesive method.
  • the thickness of the urethane film by the extrusion TiDay method, which is a secondary coating on the carbon fiber subjected to the first impregnation process, and the color of the sheet and the grade (hardness) of the urethane can be freely adjusted.
  • 1 is a step of the composite film manufacturing method according to an embodiment of the present invention.
  • the composite film manufacturing method the step of impregnating a liquid urethane resin in the carbon fiber; Drying the water-soluble urethane resin impregnated in the carbon fiber to evaporate the solvent of the liquid urethane resin; And bonding a urethane film to the carbon fiber.
  • the liquid urethane resin includes all urethane resins having a viscosity that can be impregnated and impregnated into the pores of carbon fiber, and for example, water-based water-soluble urethane resins or urethane resins in volatile organic solvents such as THF, MEK, DMF, etc.
  • the water-soluble urethane resin is preferable in terms of environment-friendliness, but the scope of the present invention is not limited thereto, and the urethane resin based on the organic solvent is also included in the liquid urethane resin.
  • Carbon fiber in the present invention is preferably in the form of a woven fiber, but the scope of the present invention is not limited thereto, as long as it has a level of pores at which the water-soluble urethane resin can penetrate, all belong to the scope of the present invention.
  • the water-soluble urethane resin is impregnated and penetrated into the pore structure, in which case the viscosity of the urethane water-soluble resin penetrating into the pores is considered.
  • the viscosity of the water-soluble urethane resin is 10 to 5000 cps, preferably 1000 cps.
  • one embodiment of the present invention is impregnated by applying a liquid urethane resin to the carbon fiber, and then coated with a urethane resin on the carbon fiber by an extrusion Ti-die process.
  • the extruded TiDy process is performed at a temperature and pressure condition at which the urethane solids can be melted, and as described in the related art, a detailed description thereof will be omitted below.
  • the solid content of the urethane resin filling the voids of the carbon fiber when the urethane melts and flows out of the T-die is also melted according to the heating process, the urethane resin is coated on the carbon fiber, and the urethane film is adhered on the carbon fiber. Composite film is produced.
  • the present invention is prepared by the above-described composite film manufacturing method, to provide a composite film comprising a carbon fiber and a urethane film, the composite film may be utilized as a coating film of automobiles or electronic products. Furthermore, the composite film according to the present invention may also be used in footwear materials and household goods, that is, products in which sheets can be used, such as bags, sofas, beds, and the like.

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  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un procédé de préparation de film composite, comprenant les étapes suivantes : imprégner une résine d'uréthane liquide avec des fibres de carbone; sécher la résine d'uréthane liquide qui a été imprégnée avec les fibres de carbone, en évaporant ainsi un solvant dans la résine d'uréthane liquide; et coller un film d'uréthane sur les fibres de carbone.
PCT/KR2015/013212 2015-08-10 2015-12-04 Procédé de préparation de film composite comprenant des fibres de carbone et une résine d'uréthane, et film composite préparé au moyen de ce dernier WO2017026588A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0112518 2015-08-10
KR20150112518 2015-08-10

Publications (1)

Publication Number Publication Date
WO2017026588A1 true WO2017026588A1 (fr) 2017-02-16

Family

ID=57983257

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/013212 WO2017026588A1 (fr) 2015-08-10 2015-12-04 Procédé de préparation de film composite comprenant des fibres de carbone et une résine d'uréthane, et film composite préparé au moyen de ce dernier

Country Status (1)

Country Link
WO (1) WO2017026588A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011093175A (ja) * 2009-10-29 2011-05-12 Inoac Corp 繊維強化成形体及びその製造方法
KR20110115850A (ko) * 2010-04-16 2011-10-24 (주)월드튜브 나노카본액 조성물, 나노카본 수지 조성물, 나노카본 고형체, 나노카본 수지체 및 이들의 제조방법
KR101380173B1 (ko) * 2013-12-18 2014-04-01 (주)엠텍스텍 자착형 우레탄 시트 및 그것의 부착 방법
KR101470803B1 (ko) * 2013-10-07 2014-12-08 주식회사 동성화학 열가소성 탄소섬유강화 복합재료 및 그 제조방법
JP2015120837A (ja) * 2013-12-24 2015-07-02 保土谷化学工業株式会社 微細炭素繊維含有水系ポリウレタン樹脂溶液及びそれを用いた導電膜

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011093175A (ja) * 2009-10-29 2011-05-12 Inoac Corp 繊維強化成形体及びその製造方法
KR20110115850A (ko) * 2010-04-16 2011-10-24 (주)월드튜브 나노카본액 조성물, 나노카본 수지 조성물, 나노카본 고형체, 나노카본 수지체 및 이들의 제조방법
KR101470803B1 (ko) * 2013-10-07 2014-12-08 주식회사 동성화학 열가소성 탄소섬유강화 복합재료 및 그 제조방법
KR101380173B1 (ko) * 2013-12-18 2014-04-01 (주)엠텍스텍 자착형 우레탄 시트 및 그것의 부착 방법
JP2015120837A (ja) * 2013-12-24 2015-07-02 保土谷化学工業株式会社 微細炭素繊維含有水系ポリウレタン樹脂溶液及びそれを用いた導電膜

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