KR20240014656A - Paint composition for lane marking with excellent visibility and abrasion resistance - Google Patents

Paint composition for lane marking with excellent visibility and abrasion resistance Download PDF

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KR20240014656A
KR20240014656A KR1020220091789A KR20220091789A KR20240014656A KR 20240014656 A KR20240014656 A KR 20240014656A KR 1020220091789 A KR1020220091789 A KR 1020220091789A KR 20220091789 A KR20220091789 A KR 20220091789A KR 20240014656 A KR20240014656 A KR 20240014656A
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paint composition
weight
abrasion resistance
excellent visibility
lane
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KR1020220091789A
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한경주
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(주)센텀이앤씨
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/004Reflecting paints; Signal paints
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/10Esters; Ether-esters
    • C08K5/12Esters; Ether-esters of cyclic polycarboxylic acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L91/00Compositions of oils, fats or waxes; Compositions of derivatives thereof
    • C08L91/06Waxes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04Homopolymers or copolymers of esters
    • C09D133/06Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/08Homopolymers or copolymers of acrylic acid esters
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04Homopolymers or copolymers of esters
    • C09D133/06Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/10Homopolymers or copolymers of methacrylic acid esters
    • C09D133/12Homopolymers or copolymers of methyl methacrylate
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/45Anti-settling agents
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/66Additives characterised by particle size
    • C09D7/69Particle size larger than 1000 nm

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Paints Or Removers (AREA)

Abstract

본 발명은 시인성과 내마모성이 우수한 차선표시용 도료 조성물에 관한 것으로, 더욱 상세하게는 아크릴혼합물, 경화제, 규사, 연화제 및 경화촉진제로 이루어진다.
상기의 성분으로 이루어지는 차선표시용 도료 조성물은 두터운 두께로 도포되더라도 기계적 물성이 우수하여 균열이 억제되며 우수한 내마모성을 나타낼 뿐만 아니라, 선명한 색상과 야간에도 우수한 시인성을 나타내는 차선을 제공한다.
The present invention relates to a paint composition for lane markings with excellent visibility and abrasion resistance, and more specifically, consists of an acrylic mixture, a hardener, silica sand, a softener, and a curing accelerator.
The paint composition for lane marking consisting of the above ingredients not only has excellent mechanical properties, suppresses cracking, and exhibits excellent abrasion resistance even when applied in a thick thickness, but also provides a lane with vivid color and excellent visibility even at night.

Description

시인성과 내마모성이 우수한 차선표시용 도료 조성물 {PAINT COMPOSITION FOR LANE MARKING WITH EXCELLENT VISIBILITY AND ABRASION RESISTANCE}Paint composition for lane marking with excellent visibility and wear resistance {PAINT COMPOSITION FOR LANE MARKING WITH EXCELLENT VISIBILITY AND ABRASION RESISTANCE}

본 발명은 시인성과 내마모성이 우수한 차선표시용 도료 조성물에 관한 것으로, 더욱 상세하게는 두터운 두께로 도포되더라도 기계적 물성이 우수하여 균열이 억제되며 우수한 내마모성을 나타낼 뿐만 아니라, 선명한 색상과 야간에도 우수한 시인성을 나타내는 차선을 제공하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물에 관한 것이다.The present invention relates to a paint composition for lane markings with excellent visibility and abrasion resistance. More specifically, it has excellent mechanical properties, suppresses cracking, and exhibits excellent abrasion resistance even when applied in a large thickness, and has vivid colors and excellent visibility even at night. The present invention relates to a paint composition for lane marking with excellent visibility and abrasion resistance that provides lane marking.

일반적으로, 도로의 차선은 도로 주행중인 차량이 안전하고 원활하게 이동할 수 있도록 주행방향을 안내하는 지시선으로 사용되고 있으며, 이러한 차선은 다양한 종류의 도료 조성물로 시공되고 있다.In general, road lanes are used as indicator lines to guide driving directions so that vehicles on the road can move safely and smoothly, and these lanes are constructed with various types of paint compositions.

상기 도로 차선표시용 도료 조성물은 다음과 같은 물성이 요구된다. The paint composition for road lane markings requires the following physical properties.

우선 아스팔트, 콘크리트와 같은 도로 표면과의 부착성이 우수해야하고, 밤길이나 어두운 길에서 빛을 반사하게 하여 도로 표지를 선명하게 해주는 글라스 비드(Glass bead)와의 부착성이 우수하여야 한다.First, it must have excellent adhesion to road surfaces such as asphalt and concrete, and it must have excellent adhesion to glass beads, which reflect light and make road signs clear at night or on dark roads.

또한, 경화 후 자외선에 의한 황변성과 광택 저하와 같은 경시 변화가 없고 또한 여름철, 겨울철의 온도 변화에 따른 기계적 물성 저하가 없는 열적안정성이 우수해야 하며, 자동차 등과 같은 이동체 등에 의한 내충격성이 우수하여야 한다.In addition, after curing, it must have excellent thermal stability with no changes over time such as yellowing or loss of gloss due to ultraviolet rays, no deterioration of mechanical properties due to temperature changes in summer and winter, and excellent impact resistance from moving objects such as cars. .

또한, 도로의 도장 작업시 이로 인하여 이동체 및 보행자의 통행을 제한하는 시간이 짧아야 하므로 빠른 시간 내에 경화되는 속건형이어야 한다.In addition, when painting a road, the time it takes to restrict the passage of moving objects and pedestrians must be short, so it must be a quick-drying type that hardens quickly.

종래에 도로용 차선은 융착식으로 형성되는 경우가 빈번하였으나, 융착식으로 차선을 형성하는 방법은 원료를 300도 이상의 고온에 2시간 정도 가열하여 사용하기 때문에 화재의 위험성이 높고, 무더운 여름철에는 경화가 빠르게 진행되지 않아 시공이 오래 걸리며, 고온으로 인해 원료에 함유된 비드분말이 쉽게 이탈되며, 악취가 발생하는 문제점 등이 있었다.Conventionally, road lanes were often formed by fusion. However, the fusion method of forming lanes involves heating the raw materials at a temperature of over 300 degrees for about 2 hours, so there is a high risk of fire and hardening during the hot summer season. There were problems such as construction taking a long time as it did not proceed quickly, bead powder contained in the raw materials easily coming off due to the high temperature, and a bad odor occurring.

상기의 문제점을 해소하기 위해 수용성 노면 표지용 도료 조성물을 적용하는 시도가 이루어지고 있으며, 수용성 노면 표지용 도료 조성물은 아크릴레이트 또는 메타아크릴레이트를 아지리딘 경화제로 단순 경화시킨 것으로 아크릴레이트 또는 메타아크릴레이트의 깨짐 및 크랙발생이 쉬운 물성의 단점으로 인해 내구성이 낮은 문제점이 있었다.In order to solve the above problems, attempts are being made to apply a water-soluble road marking paint composition. The water-soluble road marking paint composition is made by simply curing acrylate or methacrylate with an aziridine hardener. There was a problem of low durability due to the disadvantage of physical properties that are prone to breaking and cracking.

한국특허등록 제10-1176043호(2012.08.16.)Korean Patent Registration No. 10-1176043 (2012.08.16.) 한국특허등록 제10-1964928호(2019.03.27.)Korean Patent Registration No. 10-1964928 (2019.03.27.)

본 발명의 목적은 두터운 두께로 도포되더라도 기계적 물성이 우수하여 균열이 억제되며 우수한 내마모성을 나타낼 뿐만 아니라, 선명한 색상과 야간에도 우수한 시인성을 나타내는 차선을 제공하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물을 제공하는 것이다.The purpose of the present invention is to provide a paint composition for lane markings with excellent visibility and abrasion resistance that not only has excellent mechanical properties, suppresses cracking, and exhibits excellent abrasion resistance even when applied in a thick thickness, but also provides lanes with vivid colors and excellent visibility even at night. It is provided.

본 발명의 목적은 아크릴혼합물, 경화제, 규사, 연화제 및 경화촉진제로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물을 제공함에 의해 달성된다.The object of the present invention is achieved by providing a paint composition for lane markings with excellent visibility and abrasion resistance, which is composed of an acrylic mixture, a curing agent, silica sand, a softener, and a curing accelerator.

본 발명의 바람직한 특징에 따르면, 상기 시인성과 내마모성이 우수한 차선표시용 도료 조성물은 아크릴혼합물 100 중량부, 경화제 0.02 내지 1 중량부, 규사 50 내지 100 중량부, 연화제 0.1 내지 1 중량부 및 경화촉진제 0.5 내지 1 중량부로 이루어지는 것으로 한다.According to a preferred feature of the present invention, the paint composition for lane markings with excellent visibility and abrasion resistance includes 100 parts by weight of an acrylic mixture, 0.02 to 1 part by weight of a hardener, 50 to 100 parts by weight of silica sand, 0.1 to 1 part by weight of a softener, and 0.5 parts by weight of a curing accelerator. It shall consist of from 1 part by weight.

본 발명의 더 바람직한 특징에 따르면, 상기 아크릴혼합물은 폴리메틸메타아크릴레이트, 메틸메타아크릴레이트 및 부틸아크릴레이트로 이루어지는 것으로 한다.According to a more preferred feature of the present invention, the acrylic mixture is composed of polymethyl methacrylate, methyl methacrylate, and butyl acrylate.

본 발명의 더욱 바람직한 특징에 따르면, 상기 경화제는 도옥틸프탈레이트 및 벤조일퍼옥사이드로 이루어진 그룹에서 선택된 하나 이상으로 이루어지는 것으로 한다.According to a more preferred feature of the present invention, the curing agent is made of at least one selected from the group consisting of dooctyl phthalate and benzoyl peroxide.

본 발명의 더욱 더 바람직한 특징에 따르면, 상기 규사는 입자크기가 150 내지 500 마이크로미터인 것으로 한다.According to an even more preferred feature of the present invention, the silica sand has a particle size of 150 to 500 micrometers.

본 발명의 더욱 더 바람직한 특징에 따르면, 상기 연화제는 파라핀왁스로 이루어지는 것으로 한다.According to an even more preferred feature of the present invention, the softener is made of paraffin wax.

본 발명의 더욱 더 바람직한 특징에 따르면, 상기 시인성과 내마모성이 우수한 차선표시용 도료 조성물에는 상기 아크릴혼합물 100 중량부 대비 침강방지제 5 내지 10 중량부가 더 함유되며, 상기 침강방지제는 세피올라이트, 아세틸렌 글리콜, 카제인산 나트륨 및 폴리아크릴산 나트륨으로 이루어진 그룹에서 선택된 하나 이상으로 이루어지는 것으로 한다.According to an even more preferred feature of the present invention, the paint composition for lane markings having excellent visibility and abrasion resistance further contains 5 to 10 parts by weight of an anti-settling agent relative to 100 parts by weight of the acrylic mixture, and the anti-settling agent is sepiolite or acetylene glycol. , it shall be composed of at least one selected from the group consisting of sodium caseinate and sodium polyacrylate.

본 발명에 따른 시인성과 내마모성이 우수한 차선표시용 도료 조성물은 두터운 두께로 도포되더라도 기계적 물성이 우수하여 균열이 억제되며 우수한 내마모성을 나타낼 뿐만 아니라, 선명한 색상과 야간에도 우수한 시인성을 나타내는 차선을 제공하는 탁월한 효과를 나타낸다.The paint composition for lane markings with excellent visibility and abrasion resistance according to the present invention not only has excellent mechanical properties, suppresses cracking, and exhibits excellent abrasion resistance even when applied in a thick thickness, but also provides an excellent lane marking with vivid colors and excellent visibility even at night. Shows effect.

도 1은 본 발명의 실시예 1 내지 2 및 비교예 1을 통해 제조된 차선표시용 도료 조성물로 시공된 차선을 촬영하여 나타낸 사진이다.
도 2는 본 발명의 실시예 1 내지 2를 통해 제조된 차선표시용 도료 조성물로 시공된 차선의 야간시인성을 촬영하야 나타낸 사진이다.
Figure 1 is a photograph showing a lane constructed with the lane marking paint composition prepared through Examples 1 to 2 and Comparative Example 1 of the present invention.
Figure 2 is a photograph showing the nighttime visibility of a lane constructed with the lane marking paint composition prepared through Examples 1 and 2 of the present invention.

이하에는, 본 발명의 바람직한 실시예와 각 성분의 물성을 상세하게 설명하되, 이는 본 발명이 속하는 기술분야에서 통상의 지식을 가진 자가 발명을 용이하게 실시할 수 있을 정도로 상세하게 설명하기 위한 것이지, 이로 인해 본 발명의 기술적인 사상 및 범주가 한정되는 것을 의미하지는 않는다.Below, preferred embodiments of the present invention and the physical properties of each component are described in detail, but are intended to be described in detail so that those skilled in the art can easily practice the invention. This does not mean that the technical idea and scope of the present invention are limited.

본 발명에 따른 시인성과 내마모성이 우수한 차선표시용 도료 조성물은 아크릴혼합물, 경화제, 규사, 연화제 및 경화촉진제로 이루어지며, 아크릴혼합물 100 중량부, 경화제 0.02 내지 1 중량부, 규사 50 내지 100 중량부, 연화제 0.1 내지 1 중량부 및 경화촉진제 0.5 내지 1 중량부로 이루어지는 것이 바람직하다.The paint composition for lane markings with excellent visibility and abrasion resistance according to the present invention consists of an acrylic mixture, a hardener, silica sand, a softener and a curing accelerator, comprising 100 parts by weight of the acrylic mixture, 0.02 to 1 part by weight of the hardener, 50 to 100 parts by weight of silica sand, It is preferably comprised of 0.1 to 1 part by weight of softener and 0.5 to 1 part by weight of hardening accelerator.

상기 아크릴혼합물은 본 발명에 따른 시인성과 내마모성이 우수한 차선표시용 도료 조성물의 주재료가 되는 성분으로, 차선에 내스크레치성, 내마모성 및 내산성 등의 물성을 부여할 뿐만 아니라, 상기 규사를 결속시키는 바인더의 역할을 한다.The acrylic mixture is a main ingredient of the paint composition for lane marking with excellent visibility and abrasion resistance according to the present invention, and not only provides physical properties such as scratch resistance, abrasion resistance, and acid resistance to the lane, but also acts as a binder that binds the silica sand. It plays a role.

이때, 상기 아크릴 혼합물은 폴리메틸메타아크릴레이트, 메틸메타아크릴레이트 및 부틸아크릴레이트로 이루어지는 것이 바람직하며, 폴리메틸메타아크릴레이트 100 중량부, 메틸메타아크릴레이트 60 내지 80 중량부 및 부틸아크릴레이트 10 내지 20 중량부로 이루어지는 것이 바람직하다.At this time, the acrylic mixture is preferably composed of polymethyl methacrylate, methyl methacrylate, and butylacrylate, comprising 100 parts by weight of polymethyl methacrylate, 60 to 80 parts by weight of methyl methacrylate, and 10 to 10 to 100 parts by weight of butylacrylate. It is preferably comprised of 20 parts by weight.

상기 폴리메틸메타아크릴레이트(PMMA, Polymethylmethacrylate)는 아크릴혼합물의 주재료가 되는 성분으로 분자량(MW, Molecular Weight)이 70000 내지 75000이고, 유리전이온도(Tg, glass transition temperature)가 50 내지 60인 것이 바람직하며, 아크릴 성분이 갖는 내스크레치성, 내마모성 및 내산성 이외에, 높은 분자량을 보유하고 있어, 아크릴혼합물과 경화제가 반응하여 경화반응이 진행될 때, 경화시간을 단축시키는 역할도 한다.The polymethylmethacrylate (PMMA) is a main ingredient of an acrylic mixture and preferably has a molecular weight (MW) of 70,000 to 75,000 and a glass transition temperature (Tg) of 50 to 60. In addition to the scratch resistance, abrasion resistance, and acid resistance of the acrylic component, it has a high molecular weight, so it also serves to shorten the curing time when the acrylic mixture and the curing agent react and the curing reaction progresses.

상기의 성분으로 성분으로 이루어지는 아크릴혼합물은 교반과정을 통해 혼합물로 제조된 후에 냉각과정을 거치면 점도가 200 내지 300cps이며, 투명한 형태로 제조된다.The acrylic mixture composed of the above ingredients has a viscosity of 200 to 300 cps when it is manufactured into a mixture through a stirring process and then cooled, and is manufactured in a transparent form.

상기 경화제는 0.02 내지 1 중량부가 함유되며, 도옥틸프탈레이트 및 벤조일퍼옥사이드로 이루어진 그룹에서 선택된 하나 이상으로 이루어지는데, 디옥틸프탈레이트 100 중량부 및 벤조일퍼옥사이드 80 내지 120 중량부로 이루어지는 것이 바람직한데, 상기 아크릴혼합물의 경화반응을 개시하는 역할을 한다.The curing agent contains 0.02 to 1 part by weight and is made of at least one selected from the group consisting of dioctyl phthalate and benzoyl peroxide, and is preferably composed of 100 parts by weight of dioctyl phthalate and 80 to 120 parts by weight of benzoyl peroxide. It serves to initiate the hardening reaction of the acrylic mixture.

이때, 상기 디옥틸프탈레이트는 가소제의 역할을 하며, 상기 벤조일퍼옥사이드는 경화반응을 개시하는 역할을 하기 때문에, 경화가 되더라도 유연성이 부여되어 내크랙성이나 내충격성이 우수한 차선이 제공될 수 있다.At this time, since the dioctyl phthalate acts as a plasticizer and the benzoyl peroxide plays a role in initiating the hardening reaction, flexibility is provided even after hardening, and a suboptimal product with excellent crack resistance and impact resistance can be provided.

상기 경화제의 함량이 0.02 중량부 미만이면 상기의 효과가 미미하며 경화시간이 지나치게 길어지고, 상기 경화제의 함량이 1 중량부를 초과하게 되면 상기의 효과는 크게 향상되지 않으면서 차선표시용 도료 조성물의 경화속도가 지나치게 짧아지기 때문에 작업성이 저하된다.If the content of the curing agent is less than 0.02 parts by weight, the above effect is minimal and the curing time is excessively long, and if the content of the curing agent exceeds 1 part by weight, the above effects are not significantly improved and the curing of the paint composition for lane markings is delayed. Because the speed becomes too short, workability deteriorates.

상기 규사는 50 내지 100 중량부가 함유되며, 입자크기가 150 내지 500 마이크로미터인 것을 사용하는 것이 바람직한데, 차선의 기계적 물성을 향상시키기 때문에 두터운 두께를 나타내는 차선이 형성될 수 있도록 하며, 야간에도 헤드라이트 불빛을 반사하여 우수한 시인성을 제공하는 역할을 한다.The silica sand contains 50 to 100 parts by weight and is preferably used with a particle size of 150 to 500 micrometers. Since it improves the mechanical properties of the suboptimal sand, it allows the suboptimal sand to be formed with a thick thickness, and the head is maintained even at night. It serves to provide excellent visibility by reflecting light.

종래에 스프레이 방식으로 형성되는 차선의 경우 일반적으로 0.06T 정도 두께로 차선이 형성되었으며, 상기의 두께 이상으로 차선을 형성하는 경우 도료의 흘러내림 현상으로 인해 차선이 깔끔하게 형성되지 못하였으나, 본 발명과 같이 규사가 함유되면 도료 조성물의 점도가 증가하여 0.1 내지 0.2T 두께로 차선을 형성할 수 있다.In the case of conventionally formed lanes by spraying, the lanes were generally formed with a thickness of about 0.06T, and when the lanes were formed with a thickness exceeding the above thickness, the lanes were not formed cleanly due to the dripping phenomenon of the paint. However, with the present invention Likewise, if silica sand is included, the viscosity of the paint composition increases, allowing a lane line to be formed with a thickness of 0.1 to 0.2T.

또한, 상기와 같이 규사가 함유되면 규사의 고유 색상으로 인해 아스팔트의 검은색이 차단되어 차선의 색인 백색이나 노란색을 더 선명하고 깨끗하게 나타낼 수 있으며, 아스팔트의 검은색 비췸 현상을 차단할 수 있다. In addition, when silica sand is contained as described above, the black color of the asphalt is blocked due to the unique color of the silica sand, so that the suboptimal colors of white or yellow can be displayed more vividly and clearly, and the phenomenon of black reflection of the asphalt can be blocked.

상기 규사의 함량이 50 중량부 미만이면 상기의 효과가 미미하며, 상기 규사의 함량이 100 중량부를 초과하게 되면 도료 조성물의 점도가 지나치게 증가하기 때문에 차선의 기계적 물성이 오히려 저하될 수 있다.If the content of the silica sand is less than 50 parts by weight, the above effect is minimal, and if the content of the silica sand exceeds 100 parts by weight, the viscosity of the coating composition increases excessively, so suboptimal mechanical properties may be reduced.

또한, 규사의 입자크기가 150 마이크로미터 미만이면 입자크기가 지나치게 작아 재귀반사효과가 미미하며 뭉침현상이 발생하여 도료 조성물에 고르게 혼합되지 못하며, 상기 규사의 입자크기가 500 마이크로미터를 초과하게 되면 입자크기가 지나치게 커서 물리적 충격으로 인해 차선으로부터 쉽게 이탈될 수 있다.In addition, if the particle size of the silica sand is less than 150 micrometers, the particle size is too small, so the retroreflection effect is minimal, and agglomeration occurs, making it difficult to mix evenly in the paint composition. If the particle size of the silica sand exceeds 500 micrometers, the particles Because the size is too large, physical impact can easily cause the driver to deviate from the lane.

상기 연화제는 0.1 내지 1 중량부가 함유되며, 파라핀왁스로 이루어지는데, 차선에 유연성을 부여하여 내크랙성과 내충격성을 향상시키는 역할을 한다.The softener contains 0.1 to 1 part by weight and is made of paraffin wax, and serves to improve crack resistance and impact resistance by providing flexibility to the lane.

상기 연화제의 함량이 0.1 중량부 미만이면 상기의 효과가 미미하며, 상기 연화제의 함량이 1 중량부를 초과하게 되면 상기의 효과는 크게 향상되지 않으면서 차선의 기계적 강도가 지나치게 저하되기 때문에 바람직하지 못하다.If the content of the softener is less than 0.1 part by weight, the effect is minimal, and if the content of the softener exceeds 1 part by weight, the effect is not significantly improved and suboptimal mechanical strength is excessively reduced, which is undesirable.

상기 경화촉진제는 0.5 내지 1 중량부가 함유되며, 본 발명을 통해 제조되는 시인성과 내마모성이 우수한 차선표시용 도료 조성물이 도로에 도포된 후에 빠르게 경화가 진행되도록 하는 역할을 하는데, 상기 경화촉지제의 성분은 상기 아크릴혼합물이 상온에서 빠르게 경화될 수 있도록 하는 성분이면 특별히 한정되지 않고 어떠한 것이든 사용가능하나 DMPT(Dimethyl-β-propiothetin)으로 이루어지는 것이 바람직하다.The curing accelerator contains 0.5 to 1 part by weight and plays a role in allowing rapid curing of the lane marking paint composition with excellent visibility and abrasion resistance prepared through the present invention after it is applied to the road. The curing accelerator is a component of the accelerator. There is no particular limitation and any ingredient can be used as long as it allows the acrylic mixture to cure quickly at room temperature, but it is preferably made of DMPT (Dimethyl-β-propiothetin).

상기 경화촉진제의 함량이 0.5 중량부 미만이면 상기의 효과가 미미하며, 상기 경화촉진제의 함량이 1 중량부를 초과하게 되면 차선표시용 도료 조성물의 경화가 지나치게 빨라져 작업성이 저하될 수 있다.If the content of the curing accelerator is less than 0.5 parts by weight, the effect is minimal, and if the content of the curing accelerator exceeds 1 part by weight, the coating composition for lane markings cures too quickly, which may reduce workability.

또한, 본 발명에 따른 시인성과 내마모성이 우수한 차선표시용 도료 조성물에는 상기 아크릴혼합물 100 중량부 대비 침강방지제 5 내지 10 중량부가 더 함유될 수 있으며, 상기 침강방지제는 세피올라이트, 카제인산 나트륨, 아세틸렌 글리콜 및 폴리아크릴산 나트륨으로 이루어진 그룹에서 선택된 하나 이상으로 이루어지는 것이 바람직하다.In addition, the paint composition for lane markings with excellent visibility and abrasion resistance according to the present invention may further contain 5 to 10 parts by weight of an anti-settling agent relative to 100 parts by weight of the acrylic mixture, and the anti-settling agent includes sepiolite, sodium caseinate, and acetylene. It is preferably made of at least one selected from the group consisting of glycol and sodium polyacrylate.

상기 규사는 상기 아크릴혼합물보다 비중이 높기 때문에, 규사가 아크릴혼합물의 내부 또는 하부로 침전되는데, 상기 침강방지제는 상기 규사가 상기 아크릴혼합물의 내부 또는 하부로 침전되는 것을 억제하여 차선의 표면에 위치할 수 있도록 하기 때문에 우수한 재귀반사 효과로 인해 야간에도 우수한 시인성을 나타낼 수 있도록 하는 역할을 하는데, 침강방지제를 혼합한 후에는 고속교반기를 이용하여 1000 내지 3000rpm의 속도로 고속교반하여 침강방지제 성분이 도료 조성물에 고르게 혼합되록 하여 침강방지 효과가 더욱 향상되도록 하는 것이 바람직하다.Since the silica sand has a higher specific gravity than the acrylic mixture, the silica sand precipitates inside or below the acrylic mixture, and the anti-settling agent suppresses the silica sand from settling into the inside or bottom of the acrylic mixture, allowing it to be located on the surface of the lane. Because it has an excellent retroreflection effect, it plays a role in providing excellent visibility even at night. After mixing the anti-settling agent, it is stirred at a high speed of 1000 to 3000 rpm using a high-speed stirrer to ensure that the anti-settling agent component is added to the paint composition. It is desirable to mix evenly to further improve the anti-settling effect.

상기 침강방지제의 함량이 5 중량부 미만이면 상기의 효과가 미미하며, 상기 침강방지제의 함량이 10 중량부를 초과하게 되면 상기의 효과는 크게 향상되지 않으면서 상대적으로 아크릴 혼합물과 규사의 함량이 지나치게 줄어들기 때문에 차선의 물성이 저하될 수 있다.If the content of the anti-settling agent is less than 5 parts by weight, the effect is minimal, and if the content of the anti-settling agent exceeds 10 parts by weight, the effect is not significantly improved, and the content of the acrylic mixture and silica sand is relatively reduced excessively. Because of this, suboptimal physical properties may deteriorate.

이하에서는, 본 발명에 따른 시인성과 내마모성이 우수한 차선표시용 도료 조성물의 제조방법 및 그 제조방법으로 제조된 차선표시용 도료 조성물의 물성을 실시예를 들어 설명하기로 한다.Hereinafter, the method for producing a paint composition for lane markings with excellent visibility and abrasion resistance according to the present invention and the physical properties of the paint composition for lane markings prepared by the manufacturing method will be described by way of examples.

<실시예 1><Example 1>

아크릴혼합물(폴리메틸메타아크릴레이트 100 중량부, 메틸메타아크릴레이트 70 중량부 및 부틸아크릴레이트 15 중량부) 100 중량부, 경화제(디옥틸프탈레이트 100 중량부 및 벤조일퍼옥사이드 100 중량부) 0.5 중량부, 규사(입자크기가 350 마이크로미터) 75 중량부, 연화제(파라핀왁스) 0.5 중량부 및 경화촉진제(DMPT) 0.8 중량부를 교반기가 구비된 혼합장치가 투입하고 300rpm의 속도로 10분 동안 교반하여 시인성과 내마모성이 우수한 차선표시용 도료 조성물을 제조하였다.100 parts by weight of acrylic mixture (100 parts by weight of polymethyl methacrylate, 70 parts by weight of methyl methacrylate, and 15 parts by weight of butyl acrylate), 0.5 parts by weight of hardener (100 parts by weight of dioctyl phthalate and 100 parts by weight of benzoyl peroxide) , 75 parts by weight of silica sand (particle size of 350 micrometers), 0.5 parts by weight of softener (paraffin wax), and 0.8 parts by weight of hardening accelerator (DMPT) are added by a mixing device equipped with a stirrer and stirred at a speed of 300 rpm for 10 minutes to improve visibility. A paint composition for lane markings with excellent wear resistance was prepared.

<실시예 2><Example 2>

상기 실시예 1과 동일하게 진행하되, 상기 아크릴혼합물 100 중량부 대비 세피올라이트 8 중량부를 더 혼합하고 고속교반기를 이용하여 2000rpm의 속도로 10분 동안 교반하여 시인성과 내마모성이 우수한 차선표시용 도료 조성물을 제조하였다.Proceed in the same manner as in Example 1, but 8 parts by weight of sepiolite were mixed with 100 parts by weight of the acrylic mixture and stirred for 10 minutes at a speed of 2000 rpm using a high-speed stirrer to produce a paint composition for lane markings with excellent visibility and abrasion resistance. was manufactured.

<비교예 1><Comparative Example 1>

폴리메틸메타아크릴레이트 100 중량부, 경화제(디옥틸프탈레이트 100 중량부 및 벤조일퍼옥사이드 100 중량부) 0.5 중량부, 탄산칼슘 75 중량부 및 경화촉진제(DMPT) 0.8 중량부를 교반기가 구비된 혼합장치가 투입하고 300rpm의 속도로 10분 동안 교반하여 차선표시용 도료 조성물을 제조하였다.100 parts by weight of polymethyl methacrylate, 0.5 parts by weight of hardener (100 parts by weight of dioctyl phthalate and 100 parts by weight of benzoyl peroxide), 75 parts by weight of calcium carbonate, and 0.8 parts by weight of curing accelerator (DMPT) are mixed in a mixing device equipped with a stirrer. It was added and stirred for 10 minutes at a speed of 300 rpm to prepare a paint composition for lane markings.

상기 실시예 1 내지 2 및 비교예 1을 통해 제조된 차선표시용 도료 조성물을 차선형성 장치에 투입하고 아스팔트의 표면에 0.15 밀리미터의 두께의 차선을 형성한 후에 형성된 차선을 촬영하여 아래 도 1에 나타내었다.The lane marking paint compositions prepared through Examples 1 to 2 and Comparative Example 1 were put into a lane forming device and a lane with a thickness of 0.15 millimeters was formed on the surface of the asphalt. The formed lane was photographed and shown in Figure 1 below. It was.

아래 도 1에 나타낸 것처럼 본 발명의 실시예 1 내지 2를 통해 제조된 차선표시용 도료 조성물은 두께운 두께로 차선을 형성하더라도 흘러내림 현상이 억제되어 균일한 차선을 형성할 수 있으나, 비교예 1의 차선표시용 도료 조성물은 흘러내림 현상이 발생하여 균일한 차선이 형성되지 못한 것을 알 수 있다.As shown in Figure 1 below, the paint composition for lane marking manufactured through Examples 1 and 2 of the present invention can form a uniform lane by suppressing the flowing phenomenon even when the lane is formed with a thick thickness, but Comparative Example 1 It can be seen that the paint composition for lane marking had a flowing phenomenon and did not form a uniform lane.

또한, 상기 실시예 1 내지 2를 통해 제조된 차선표시용 도료 조성물을 차선형성 장치에 투입하고 아스팔트의 표면에 0.15 밀리미터의 두께의 차선을 형성한 후에, 형성된 차선에 야간시인성을 촬영하여 아래 도 2에 나타내었다.In addition, after adding the paint composition for lane marking prepared through Examples 1 and 2 into a lane forming device and forming a lane with a thickness of 0.15 millimeters on the surface of the asphalt, nighttime visibility was photographed on the formed lane, as shown in FIG. 2 below. shown in

{단, 야간 시인성은 빛이 모두 차단된 상태에서 진행하였으며, 차선과 30미터 거리에서 차량의 헤드라이트로 빛을 조사한 상태에서 차선을 촬영하는 방법을 이용하였다.}{However, night visibility was conducted with all light blocked, and a method of photographing the lane was used with light illuminated by a vehicle's headlight at a distance of 30 meters from the lane.}

아래 도 2에 나타낸 것처럼, 본 발명의 실시예 1 내지 2를 통해 제조된 차선표시용 도료 조성물로 형성된 차선은 모두 야간시인성을 우수한 것을 알 수 있으며, 특히, 침강방지제가 함유된 실시예 2의 차선표시용 도료 조성물이 적용된 차선의 야간시인성이 더욱 우수한 것을 알 수 있다.As shown in Figure 2 below, it can be seen that all lanes formed from the lane marking paint compositions prepared through Examples 1 and 2 of the present invention have excellent nighttime visibility, especially the lane of Example 2 containing an anti-settling agent. It can be seen that the nighttime visibility of the lane to which the marking paint composition is applied is more excellent.

따라서, 본 발명에 따른 시인성과 내마모성이 우수한 차선표시용 도료 조성물은 두터운 두께로 도포되더라도 기계적 물성이 우수하여 균열이 억제되며 우수한 내마모성을 나타낼 뿐만 아니라, 선명한 색상과 야간에도 우수한 시인성을 나타내는 차선을 제공한다.Therefore, the paint composition for lane marking with excellent visibility and abrasion resistance according to the present invention has excellent mechanical properties, suppresses cracking, and exhibits excellent abrasion resistance even when applied in a thick thickness, and provides a lane with vivid color and excellent visibility even at night. do.

Claims (7)

아크릴혼합물, 경화제, 규사, 연화제 및 경화촉진제로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
A paint composition for lane markings with excellent visibility and abrasion resistance, comprising an acrylic mixture, a hardener, silica sand, a softener, and a hardening accelerator.
청구항 1에 있어서,
상기 시인성과 내마모성이 우수한 차선표시용 도료 조성물은 아크릴혼합물 100 중량부, 경화제 0.02 내지 1 중량부, 규사 50 내지 100 중량부, 연화제 0.1 내지 1 중량부 및 경화촉진제 0.5 내지 1 중량부로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
In claim 1,
The paint composition for lane markings with excellent visibility and abrasion resistance is characterized in that it consists of 100 parts by weight of an acrylic mixture, 0.02 to 1 part by weight of a hardener, 50 to 100 parts by weight of silica sand, 0.1 to 1 part by weight of a softener, and 0.5 to 1 part by weight of a curing accelerator. A paint composition for lane markings with excellent visibility and wear resistance.
청구항 1 또는 2에 있어서,
상기 아크릴혼합물은 폴리메틸메타아크릴레이트, 메틸메타아크릴레이트 및 부틸아크릴레이트로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
In claim 1 or 2,
The acrylic mixture is a paint composition for lane marking with excellent visibility and abrasion resistance, characterized in that it consists of polymethyl methacrylate, methyl methacrylate, and butyl acrylate.
청구항 1 또는 2에 있어서,
상기 경화제는 도옥틸프탈레이트 및 벤조일퍼옥사이드로 이루어진 그룹에서 선택된 하나 이상으로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
In claim 1 or 2,
A paint composition for lane markings with excellent visibility and abrasion resistance, characterized in that the curing agent consists of at least one selected from the group consisting of dooctyl phthalate and benzoyl peroxide.
청구항 1 또는 2에 있어서,
상기 규사는 입자크기가 150 내지 500 마이크로미터인 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
In claim 1 or 2,
A paint composition for lane marking with excellent visibility and abrasion resistance, wherein the silica sand has a particle size of 150 to 500 micrometers.
청구항 1 또는 2에 있어서,
상기 연화제는 파라핀왁스로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
In claim 1 or 2,
A paint composition for lane markings with excellent visibility and wear resistance, wherein the softener is made of paraffin wax.
청구항 1에 있어서,
상기 시인성과 내마모성이 우수한 차선표시용 도료 조성물에는 상기 아크릴혼합물 100 중량부 대비 침강방지제 5 내지 10 중량부가 더 함유되며,
상기 침강방지제는 세피올라이트, 카제인산 나트륨, 아세틸렌 글리콜 및 폴리아크릴산 나트륨으로 이루어진 그룹에서 선택된 하나 이상으로 이루어지는 것을 특징으로 하는 시인성과 내마모성이 우수한 차선표시용 도료 조성물.
In claim 1,
The paint composition for lane markings with excellent visibility and abrasion resistance further contains 5 to 10 parts by weight of an anti-settling agent based on 100 parts by weight of the acrylic mixture,
A paint composition for lane marking with excellent visibility and abrasion resistance, wherein the anti-settling agent is composed of one or more selected from the group consisting of sepiolite, sodium caseinate, acetylene glycol, and sodium polyacrylate.
KR1020220091789A 2022-07-25 2022-07-25 Paint composition for lane marking with excellent visibility and abrasion resistance KR20240014656A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101176043B1 (en) 2012-06-20 2012-08-24 주식회사이화정공 Liquid paint composition containing the mixed beads for traffic lane
KR101964928B1 (en) 2017-05-30 2019-08-13 한국석유공업 주식회사 Lane paint for pavement and manufacturing method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101176043B1 (en) 2012-06-20 2012-08-24 주식회사이화정공 Liquid paint composition containing the mixed beads for traffic lane
KR101964928B1 (en) 2017-05-30 2019-08-13 한국석유공업 주식회사 Lane paint for pavement and manufacturing method thereof

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