KR970015015A - White polymer film and manufacturing method - Google Patents

White polymer film and manufacturing method Download PDF

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Publication number
KR970015015A
KR970015015A KR1019950031901A KR19950031901A KR970015015A KR 970015015 A KR970015015 A KR 970015015A KR 1019950031901 A KR1019950031901 A KR 1019950031901A KR 19950031901 A KR19950031901 A KR 19950031901A KR 970015015 A KR970015015 A KR 970015015A
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KR
South Korea
Prior art keywords
propylene
resin
polymer film
white
copolymer
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KR1019950031901A
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Korean (ko)
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KR0173021B1 (en
Inventor
김문선
김범상
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장용균
주식회사 에스 · 케이 · 씨
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Priority to KR1019950031901A priority Critical patent/KR0173021B1/en
Publication of KR970015015A publication Critical patent/KR970015015A/en
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Publication of KR0173021B1 publication Critical patent/KR0173021B1/en

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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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • 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
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
    • 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
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • 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
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/02—Temperature

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  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 백색 고분자 필름 및 그 제조방법에 관한 것으로서, 95:5 내지 65:35의 비율로 혼합된 폴리에스테르 수지와 폴리올레핀계 수지 및 상기 수지혼합물에 대해 5 내지 20중량%의 백색 무기입자를 포함하는 고분자층의 적어도 일면에 프로필렌계 공중합체가 적층되어 있는 것을 특징으로 하는 백색 고분자 필름 및 그 제조방법이 개시되어 있다.The present invention relates to a white polymer film and a method for manufacturing the same, comprising 5 to 20% by weight of white inorganic particles based on a polyester resin, a polyolefin resin, and the resin mixture mixed at a ratio of 95: 5 to 65:35. Disclosed is a white polymer film and a method of manufacturing the same, wherein a propylene copolymer is laminated on at least one surface of the polymer layer.

본 발명의 백색 고분자 필름은 광택도, 백색도, 접착강도, 경량성 등이 우수하다.The white polymer film of the present invention is excellent in glossiness, whiteness, adhesive strength, light weight, and the like.

Description

백색 고분자 필름 및 제조방법White polymer film and manufacturing method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (16)

95:5 내지 65:35의 비율로 혼합된 폴리에스테르 수지와 폴리올레핀계 수지 및 상기 수지혼합물에 대해 5 내지 20중량%의 백색 무기입자를 포함하는 고분자층의 적어도 일면에 프로필렌계 공중합체가 적층되어 있는 것을 특징으로 하는 백색 고분자 필름.A propylene-based copolymer is laminated on at least one surface of a polymer layer including 5-20 wt% of white polyester particles and a polyester resin mixed with a ratio of 95: 5 to 65:35 and the resin mixture. There is a white polymer film. 제1항에 있어서, 상기 폴리에스테르 수지는 폴리에틸렌테레프탈레이트 및 폴리에틸렌나프탈레이트에서 선택된 적어도 하나인 것을 특징으로 하는 백색 고분자 필름.The white polymer film of claim 1, wherein the polyester resin is at least one selected from polyethylene terephthalate and polyethylene naphthalate. 제1항에 있어서, 상기 폴리올레핀계 수지는 에틸렌, 프로필렌, 부텐, 헥센 및 옥텐으로 이루어진 군에서 선택된 적어도 둘 이상의 단량체로 이루어진 공중합체인 것을 특징으로 하는 백색 고분자 필름.The white polymer film of claim 1, wherein the polyolefin resin is a copolymer composed of at least two monomers selected from the group consisting of ethylene, propylene, butene, hexene, and octene. 제1항에 있어서, 상기 백색 무기입자의 직경이 0.01 내지 10㎛인 것을 특징으로 하는 백색 고분자 필름.The white polymer film of claim 1, wherein the white inorganic particles have a diameter of 0.01 μm to 10 μm. 제4항에 있어서, 상기 백색 무기 입자는 티탄, 티탄화합물, 탄산칼슘, 황산바륨, 실리카, 카올린, 탈크 및 제올라이트로 이루어진 군에서 선택된 적어도 하나인 것을 특징으로 하는 백색 고분자 필름.The white polymer film of claim 4, wherein the white inorganic particles are at least one selected from the group consisting of titanium, titanium compounds, calcium carbonate, barium sulfate, silica, kaolin, talc, and zeolite. 제1항에 있어서, 상기 프로필렌계 공중합체는 프로필렌 80~97몰%이 함유되어 있는 것을 특징으로 하는 백색 고분자 필름.The white polymer film of claim 1, wherein the propylene copolymer contains 80 to 97 mol% of propylene. 제1항에 있어서, 상기 프로필렌 공중합체는 프로필렌-에틸렌 공중합체, 프로필렌-부텐 공중합체 및 프로필렌-에틸렌-부텐 공중합체로 이루어진 군에서 선택된 적어도 하나인 것을 특징으로 하는 백색 고분자 필름.The white polymer film of claim 1, wherein the propylene copolymer is at least one selected from the group consisting of propylene-ethylene copolymers, propylene-butene copolymers, and propylene-ethylene-butene copolymers. 폴리에스테르 수지와 폴리올레핀계 수지를 95:5 내지 65:35의 비율로 용융혼합하는 단계; 상기 혼합수지에 혼합수지 총량에 대해 5 내지 20중량%의 백색 무기입자를 첨가하여 용융혼합수지를 제조하는 단계; 상기 용융혼합수지와 프로필렌계 공중합체를 공압출하여 고분자층의 적어도의 일면에 프로필렌계 공중합체가 적층되어 있는 미연신 쉬트를 얻는 단계; 및 상기 미연신 쉬트를 적어도 일축연신하는 단계를 포함하는 것을 특징으로 하는 백색 고분자 필름의 제조방법Melting and mixing the polyester resin and the polyolefin resin at a ratio of 95: 5 to 65:35; Preparing a molten mixed resin by adding 5 to 20 wt% of white inorganic particles to the mixed resin based on the total amount of the mixed resin; Coextruding the molten mixed resin and the propylene copolymer to obtain an unstretched sheet having a propylene copolymer laminated on at least one surface of a polymer layer; And uniaxially stretching the unstretched sheet. 제8항에 있어서, 상기 폴리에스테르 수지는 극한점도가 0.4 내지 0.9㎗/g인 것을 특징으로 하는 백색 고분자 필름의 제조방법The method of claim 8, wherein the polyester resin has an intrinsic viscosity of 0.4 to 0.9 dl / g 제8항에 있어서, 상기 폴리올레핀계 수지는 에틸렌, 프로필렌, 부텐, 헥센 및 옥텐으로 이루어진 군에서 선택된 적어도 둘 하나의 단량체가 중합된 공중합체인 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method of claim 8, wherein the polyolefin-based resin is a copolymer of at least one monomer selected from the group consisting of ethylene, propylene, butene, hexene, and octene in which a polymer is polymerized. 제8항에 있어서, 상기 폴리올레핀계 수지는 용융수지가 1.2 내지 10(g/10분)인 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method of claim 8, wherein the polyolefin resin has a molten resin of 1.2 to 10 (g / 10 minutes). 제8항에 있어서, 상기 백색 무기입자의 직경이 0.01 내지 10㎛인 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method of claim 8, wherein the diameter of the white inorganic particles is 0.01 to 10㎛. 제12항에 있어서, 상기 백색 무기 입자는 티탄, 티탄화합물, 탄산칼슘, 황산바륨, 실리카, 카올린, 칼크 및 제올라이트로 이루어진 군에서 선택된 적어도 하나인 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method of claim 12, wherein the white inorganic particles are at least one selected from the group consisting of titanium, titanium compounds, calcium carbonate, barium sulfate, silica, kaolin, calc and zeolite. 제8항에 있어서, 상기 프로필렌계 공중합체의 용융수지가 1.5 내지 20(g/10분)인 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method for producing a white polymer film according to claim 8, wherein the molten resin of the propylene copolymer is 1.5 to 20 (g / 10 minutes). 제8항에 있어서, 상기 혼합수지와 프로필렌계 공중합체의 공압출 단계에서의 온도는 200~300℃인 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method of claim 8, wherein the temperature in the coextrusion step of the mixed resin and the propylene-based copolymer is 200 ~ 300 ℃. 제8항에 있어서, 상기 연신 단계후 연신된 필름을 120~180℃에서 열고정시키는 단계를 더 포함하는 것을 특징으로 하는 백색 고분자 필름의 제조방법.The method of claim 8, further comprising heat-setting the stretched film at 120 ° C. to 180 ° C. after the stretching step. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950031901A 1995-09-26 1995-09-26 White polymer film and preparation method of the same KR0173021B1 (en)

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KR1019950031901A KR0173021B1 (en) 1995-09-26 1995-09-26 White polymer film and preparation method of the same

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KR970015015A true KR970015015A (en) 1997-04-28
KR0173021B1 KR0173021B1 (en) 1999-03-20

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