KR940014554A - Fabrication method of fiber reinforced thermoplastic composite prepreg - Google Patents

Fabrication method of fiber reinforced thermoplastic composite prepreg Download PDF

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Publication number
KR940014554A
KR940014554A KR1019920023065A KR920023065A KR940014554A KR 940014554 A KR940014554 A KR 940014554A KR 1019920023065 A KR1019920023065 A KR 1019920023065A KR 920023065 A KR920023065 A KR 920023065A KR 940014554 A KR940014554 A KR 940014554A
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South Korea
Prior art keywords
mat
polypropylene
fiber
glass fiber
woven
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KR1019920023065A
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Korean (ko)
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KR950011714B1 (en
Inventor
김광태
김정락
김상필
임희석
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박홍기
제일합섬 주식회사
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Priority to KR1019920023065A priority Critical patent/KR950011714B1/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
    • C08J5/241—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
    • C08J5/244—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres using glass fibres
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • C08J5/047—Reinforcing macromolecular compounds with loose or coherent fibrous material with mixed fibrous material
    • C08J5/048—Macromolecular compound to be reinforced also in fibrous form
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/22—Thermoplastic resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C08K2003/3045—Sulfates

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

본 발명은 황산바륨이 분산된 저유동성 폴리프로필렌 시트(SHEET)/무배향 유리섬유 매트/경사는 유리장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트/압출기로 용융된 폴리프로필렌 수지/경사는 유리장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트/무배향 유리섬유 매트/황산 바륨이 분산된 저유동성 폴리프로필렌 시트순으로 적층하고 열용융 함침시킴을 특징으로 하는 섬유강화 열가소성 복합재료 프리프레그의 제조방법에 관한 것으로, 무배향 유리섬유매트와 경사는 유리 장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트는 니들펀층하여 적층하므로서 표면특성, 함침성, 한방향으로의 기계적 성질을 개선할 수 있었다.The present invention is a low-flow polypropylene sheet (SHEET) / non-orientated glass fiber mat / slope is glass fiber, the weft is polypropylene resin / yarn is melted by a mat / extruder woven from polypropylene fiber Fabrication of fiber-reinforced thermoplastic composite prepregs characterized by laminating and heat-melting impregnating a low-flow polypropylene sheet dispersed in a mat / orientated glass fiber mat / barium sulfate woven from polypropylene fibers. It relates to a method, the non-oriented glass fiber mat and the inclined glass filament, the weft yarn was laminated with a polypropylene fiber mat laminated with a needle-punch layer, it was possible to improve the surface properties, impregnation, mechanical properties in one direction.

Description

섬유강화 열가소성 복합재료 프리프레그의 제조방법Fabrication method of fiber reinforced thermoplastic composite prepreg

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 열가소성 복합재료 프리프레그를 제조하기 위한 적층순서를 나타내는 것이다.1 shows a lamination order for producing the thermoplastic composite prepreg of the present invention.

Claims (6)

황산바륨이 분산된 저유동성 폴리프로필렌 시트(SHEET)/무배향 유리섬유 매트/경사는 유리장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트/압출기로 용융된 폴리프로필렌 수지/경사는 유리장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트/무배향 유리섬유 매트/황산 바륨이 분산된 저유동성 폴리프로필렌 시트순으로 적층하고 열용융 함침시킴을 특징으로 하는 섬유강화 열가소성 복합재료 프리프레그의 제조방법.Low flow polypropylene sheet (SHEET) / barreled glass fiber mat / slope with dispersed barium sulphate, glass filament for weft, polypropylene resin / slope melted with mat / extruder woven from polypropylene fiber, Weft yarn manufacturing method of the fiber-reinforced thermoplastic composite prepreg characterized in that the laminated in the order of low-flow polypropylene sheet dispersed in a mat / non-oriented glass fiber mat / barium sulfate woven from polypropylene fiber. 제1항에 있어서, 무배향 유리섬유매트와 경사는 유리 장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트는 니들펀칭하여 적층함을 특징으로 하는 섬유강화 열가소성 복합재로 프리프레그의 제조방법.The method of claim 1, wherein the non-oriented glass fiber mat and the inclined glass filament and the weft yarn are laminated by needle punching the mat woven from polypropylene fiber. 제1항에 있어서, 저유동성 폴리프로필렌 시트에 분산되는 황산바륨은 입경이 1~15㎛인 것으로 폴리프로필렌 시트 중량에 대하여 1~20wt% 분산됨을 특징으로 하는 섬유강화 열가소성 복합재료 프리프레그의 제조방법.The method of claim 1, wherein the barium sulfate dispersed in the low-flow polypropylene sheet has a particle diameter of 1 to 15 µm and is dispersed by 1 to 20 wt% based on the weight of the polypropylene sheet. . 제1항에 있어서, 폴리프로필렌 수지는 용융지수가 1~6g/10min이며, 함량은 열가소성 복합재료 프리프레그 총중량에 대하여 50~70wt%인 것을 특징으로 하는 섬유강화 열가소성 복합재료 프리프레그의 제조방법.The method of claim 1, wherein the polypropylene resin has a melt index of 1 to 6 g / 10 min and a content of 50 to 70 wt% based on the total weight of the thermoplastic composite prepreg. 제1항에 있어서, 경사는 유리장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트에서 경사의 유리섬유의 직경은 18~22㎛이고, 집속도는 300~400개의 모노필라멘트로 집속되어 있는 것을 사용함을 특징으로 하는 섬유강화 열가소성 복합재료 프리프레그의 제조방법.The method of claim 1, wherein the inclined glass fiber, the weft yarn in a mat woven of polypropylene fiber, the diameter of the glass fiber of the warp is 18 ~ 22㎛, and the focusing speed is used to focus to 300 to 400 monofilament Method for producing a fiber-reinforced thermoplastic composite prepreg, characterized in that. 제1항에 있어서, 유리섬유의 총함량은 30~50wt%이며, 무배향 유리섬유매트와 경사는 유리장섬유, 위사는 폴리프로필렌 섬유로 제직된 매트의 함량비는 40:60에서 60:40으로 하는 것을 특징으로 하는 섬유강화 열가소성 복합재료 프리프레그의 제조방법.According to claim 1, wherein the total content of the glass fiber is 30 ~ 50wt%, the non-oriented glass fiber mat, the inclined glass filament, the weft yarn content ratio of the mat woven from polypropylene fiber 40:60 to 60:40 Method for producing a fiber-reinforced thermoplastic composite material prepreg characterized in that. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920023065A 1992-12-02 1992-12-02 Method for manufacturing fiber reinforced thermoplastic composite KR950011714B1 (en)

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Application Number Priority Date Filing Date Title
KR1019920023065A KR950011714B1 (en) 1992-12-02 1992-12-02 Method for manufacturing fiber reinforced thermoplastic composite

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Application Number Priority Date Filing Date Title
KR1019920023065A KR950011714B1 (en) 1992-12-02 1992-12-02 Method for manufacturing fiber reinforced thermoplastic composite

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KR940014554A true KR940014554A (en) 1994-07-18
KR950011714B1 KR950011714B1 (en) 1995-10-09

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