WO2014065481A1 - Coating composition for light shading of glass bottle and method for forming light shading layer in glass bottle - Google Patents

Coating composition for light shading of glass bottle and method for forming light shading layer in glass bottle Download PDF

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Publication number
WO2014065481A1
WO2014065481A1 PCT/KR2013/004643 KR2013004643W WO2014065481A1 WO 2014065481 A1 WO2014065481 A1 WO 2014065481A1 KR 2013004643 W KR2013004643 W KR 2013004643W WO 2014065481 A1 WO2014065481 A1 WO 2014065481A1
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WIPO (PCT)
Prior art keywords
resins
glass bottle
coating layer
weight
coating composition
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PCT/KR2013/004643
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French (fr)
Korean (ko)
Inventor
남궁선
Original Assignee
Nam Gung Seon
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Publication of WO2014065481A1 publication Critical patent/WO2014065481A1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/32—Radiation-absorbing paints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
    • B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D201/00—Coating compositions based on unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
    • B05D7/227—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of containers, cans or the like
    • 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
    • C08K3/02—Elements
    • C08K3/04—Carbon

Definitions

  • the present invention relates to a coating composition for shielding glass bottles comprising (a) carbon powder, (b) resin and (c) solvent, and a method for forming a glass bottle shielding layer using the composition.
  • an additive that can achieve a light shielding effect may be added when the glass bottle is manufactured, or as a paint that blocks light on the surface of the glass bottle.
  • medicine, laboratory reagents, and cosmetics are stored by coating, coating with a film that can achieve a light shielding effect, or storing in a place where direct sunlight can be avoided.
  • Korean Patent Laid-Open Publication No. 10-2007-0109250 discloses a resin composition, a coating, and a method of manufacturing the same, which are applied to glass and are excellent in light-shielding and insect-proofing effects.
  • At least one organosilane selected from phosphorus acrylic polymer 10-15 wt%, (ii) acrylic monomer 10-15 wt%, (iii) tetraethoxysilane, ⁇ -aminopropyltrimethoxysilane and its partially hydrolyzed condensate 0.5-1.5 wt% of compound, (iv) 0.5-1.5 wt% of one or more silane-based surfactants selected from aminosilane, vinylbenzylsilane, mercaptosilane, (v) phthalocyanine, naphthalocyanine, anthraquinone, squaric acid derivative 4-5% by weight of at least one selected near-infrared absorber, (vi) benzotriazole, be
  • the present inventors have recognized the necessity of developing a glass bottle shielding coating composition having excellent light shielding effect and a method of forming a light shielding layer on a glass bottle with simpler formulation.
  • the present inventors endeavored to develop a technique for preventing the curing of the cosmetic contents due to the light flowing through the cosmetic container.
  • the coating composition was prepared by blending the carbon powder, the resin, and the solvent in a specific content ratio, and it was confirmed that the light blocking effect was excellent. Meanwhile, the coating layer was applied to the glass bottle using three types of the coating composition of the specific content ratio. As a result of developing the forming method, the present invention was completed by confirming that not only the light blocking effect is excellent but also no peeling problem occurs.
  • Another object of the present invention is to provide a method for forming a glass bottle light shielding layer.
  • the invention is (a) 13-28% by weight of carbon powder; (b) acrylic resins, alkyd resins, polyester resins, polyurethane resins, epoxy resins, phenol resins, melamine resins, amino resins, vinyl chloride resins, silicone resins, maleic acid resins, polyamide resins, nitrocellulose resins and ethylene- 35-61 wt% resin selected from the group consisting of vinyl acetate copolymer resins; And (c) 26-37% by weight of a solvent selected from the group consisting of toluene, xylene, thinner, butyl acetate, methyl acetate, and methyl isobutyl ketone.
  • the present inventors endeavored to develop a technique for preventing the curing of the cosmetic contents due to the light flowing through the cosmetic container.
  • the coating composition was prepared by blending the carbon powder, the resin, and the solvent in a specific content ratio, and it was confirmed that the light blocking effect was excellent.
  • the coating layer was applied to the glass bottle using three types of the coating composition of the specific content ratio. As a result of developing the forming method, it was confirmed that not only the light blocking effect was excellent but also no peeling problem occurred.
  • the coating composition for light-shielding glass bottles of this invention contains (a) carbon powder, (b) resin, and (c) solvent largely.
  • carbon powder used in the present invention natural graphite, artificial graphite, Kish graphite, exfoliated graphite, carbon black, quasicrystalline graphite, coke, charcoal, gum vulcanized coal or carbon fiber powder may be used.
  • carbon black may be used.
  • the carbon powder included in the present invention may be powdered through various mills known in the art, preferably impact mills and friction shear mills, and more preferably wet ball mills.
  • the grinding process may be pulverized into particles of a desired particle size in one pulverizer, but may be pulverized in sequential sizes through two or more continuously disposed pulverizers.
  • the rotational speed of the wet ball mill is 40-50 rpm, preferably 20-50 hr, more preferably 40-50 rpm, 20-35 hr, more preferably 43-47 rpm, 20 -28 hr.
  • the carbon powder used in the present invention has a particle diameter of 1 to 200 ⁇ m.
  • the resin used in the present invention is acrylic resin, alkyd resin, polyester resin, polyurethane resin, epoxy resin, phenol resin, melamine resin, amino resin, vinyl chloride resin, silicone resin, maleic acid resin, polyamide resin, nitrocellulose Resin and ethylene-vinyl acetate copolymer resin.
  • the resin is selected from the group consisting of acrylic resins, polyester resins, polyurethane resins and epoxy resins, more preferably the resins are acrylic resins or polyurethane resins.
  • the solvent included in the coating composition of the present invention is selected from the group consisting of toluene, xylene, thinner, butyl acetate, methyl acetate and methyl isobutyl ketone, more preferably toluene or xylene.
  • the glass bottle light shielding composition of the present invention employs a specific compounding ratio as clearly demonstrated in the following examples in order to improve the light shielding effect on glass bottles and to improve the problem of peeling.
  • the glass bottle light-shielding composition of this invention is (a) 13-28 weight% of carbon powder; (b) 35-61 wt% resin; And (c) 26-37 wt% solvent, more preferably (a) 15-25 wt% carbon powder; (b) 40-57 wt% resin; And (c) 28-35 weight percent solvent, even more preferably (a) 19-23 weight percent carbon powder; (b) 44-51 weight percent resin; And (c) 30-33 wt% solvent.
  • the carbon powder, the resin, and the solvent are contained in the composition of the present invention, the light blocking effect and the peeling improving effect are more excellent.
  • the present invention provides a glass bottle shading layer forming method comprising the steps of: (a) applying the above-described composition of the present invention to the glass bottle surface at a thickness of 0.1-0.3 mm, Drying at a temperature of 20-28 ° C.
  • a primary coating layer for 30 minutes to 1 hour 30 minutes to form a primary coating layer; (b) applying the composition of any one of claims 1 to 4 to the primary coating layer of step (a) to a thickness of 0.1-0.2 mm, and dried for 30-50 minutes at a temperature of 30-32 °C Forming a secondary coating layer; (c) a pigment selected from the group consisting of (i) iron trioxide red, ferric oxide, copper bromide phthalocyanine, silver white and cadmium yellow, (ii) epoxy resins and (iii) Applying a coating composition comprising xylene to the second coating layer of step (b) at a thickness of 0.1-0.2 mm and drying at a temperature of 25-28 ° C.
  • step (d) applying a coating composition comprising pearl powder, acrylic resin and toluene to the third coating layer of step (c) at a thickness of 0.1-0.2 mm, drying at a temperature of 25-28 ° C. for 40-50 minutes. Forming a fourth application layer.
  • the method of the present invention (a) the composition of the present invention described above on the surface of the glass bottle with a thickness of 0.1-0.3 mm, and dried at a temperature of 20-28 °C for 30 minutes to 1 hour 30 minutes to the primary coating layer Go through the steps to form.
  • composition used to form the primary coating layer uses the above-mentioned glass bottle light-shielding coating composition of the present invention, and the common contents of both inventions are omitted in order to avoid excessive complexity of the specification according to the repeated description.
  • the reason for drying for 30 minutes to 1 hour and 30 minutes at temperature 20-28 ° C. in the step (a) is that there is a problem of peeling off the primary coating layer when the drying temperature and drying time are out of the above ranges. .
  • the method of forming the primary coating layer may use a variety of coating methods known in the art, preferably airless spray, air spray, roller, brush or
  • the coating composition may be coated by immersion in a coating composition, and more preferably, may be coated by immersion in a brush or a coating composition.
  • the method of forming the said 1st coating layer is similarly applicable also when forming the 2-4th application layer mentioned later.
  • the method of the present invention is (b) applying the above-described composition of the present invention to the primary coating layer of step (a) with a thickness of 0.1-0.2 mm, and dried for 30-50 minutes at a temperature of 30-32 °C To form a secondary coating layer.
  • One of the characteristics of the present invention is that by forming the coating layer of the secondary (or two layers) using the above-described glass bottle light-shielding coating composition of the present invention further improves the effect of blocking light on the glass bottle.
  • the reason for drying for 30-50 minutes at a temperature of 30-32 °C is to prevent the separation between the primary coating layer and the secondary coating layer at the time of forming the primary coating layer
  • the drying temperature and drying time were different.
  • the process of the invention then comprises (i) a pigment selected from the group consisting of iron trioxide red, ferric oxide, copper bromide phthalocyanine, silver white and cadmium yellow, and (ii) epoxy resins. And (iii) a coating composition comprising xylene is applied to the secondary coating layer of step (b) at a thickness of 0.1-0.2 mm and dried at a temperature of 25-28 ° C. for 40-50 minutes to form a tertiary coating layer. It includes a step.
  • the third coating layer is to form a light shielding layer by the second coating layer, and then to give a color to the glass bottle using a pigment of various colors.
  • Iron trioxide red used to form the tertiary coating layer expresses red in glass bottles, ferric oxide is reddish brown, copper bromide phthalocyanine is green, silver white is white, and cadmium yellow Develops yellow color.
  • the pigment of step (c) is silver white.
  • the coating composition of step (c) comprises 15-25% by weight of pigment, 45-60% by weight of epoxy resin and 25-30% by weight of xylene, more preferably Pigment 17 -23 wt%, 48-56 wt% epoxy resin and 27-29 wt% xylene.
  • step (c) comprises the above components in the above content, the color development by the pigment in the glass bottle is better.
  • the method of the present invention is coated with a coating composition comprising pearl powder, acrylic resin and toluene to a thickness of 0.1-0.2 mm to the third coating layer of step (c), 40-50 at a temperature 25-28 °C Drying for minutes to form a fourth application layer.
  • the fourth application layer is formed in order to impart aesthetics by pearl powder.
  • the third coating layer is formed for color development
  • the fourth coating layer is formed to impart aesthetics by pearl powder
  • the resin and Different solvents are used to improve the effect of color development and aesthetics by pigments and pearl powder on each layer.
  • the coating composition of step (d) comprises 10-15% by weight of pearl powder, 50-65% by weight acrylic resin and 25-35% by weight of toluene, more preferably pearl powder 12-14 wt%, 54-61 wt% acrylic resin and 27-32 wt% toluene.
  • the glass bottle to which the above-described glass bottle light-shielding coating composition of the present invention and the glass bottle light-shielding layer forming method can be applied is a medicine containing contents (eg, medicines, experimental reagents, cosmetics) that can be altered by light irradiation. Bottles, reagent bottles or cosmetic containers.
  • This invention relates to the coating composition for glass bottle light shielding containing (a) carbon powder, (b) resin, and (c) solvent, and the glass bottle light shielding layer formation method using the said composition.
  • composition and method of the present invention have an excellent effect of blocking light on glass bottles and improve the problem that the coating layer is peeled off.
  • compositions and methods of the present invention may also be applied to pharmaceutical bottles, reagent bottles or cosmetic containers containing contents that may be altered due to light irradiation (eg, medicaments, experimental reagents, cosmetics).
  • light irradiation eg, medicaments, experimental reagents, cosmetics.
  • the coating composition for glass bottle light shielding as a comparative example was prepared with the components and compositions of the following Table 2:
  • composition of Examples 1 to 4 of Table 1 was treated in a glass bottle to form a light shielding layer, which was used in Examples 5 to 8, respectively.
  • the light shielding layer formed of the composition of Example 1 was used in Example 5
  • the light shielding layer formed of the composition of Example 3 was used in Example 7.
  • the composition of Examples 1 to 4 on the surface of the glass bottle was applied to a thickness of 0.15 mm, and dried at a temperature of 24 °C for 1 hour to form a primary coating layer.
  • the composition of Examples 1 to 4 was applied to the primary coating layer at a thickness of 0.15 mm, and dried at a temperature of 31 ° C. for 40 minutes to form a secondary coating layer, and then 20 wt% silver white and epoxy resin.
  • a coating composition comprising 53 wt% and 27 wt% xylene was applied to the secondary coating layer at a thickness of 0.1 mm, and dried at a temperature of 26 ° C. for 45 minutes to form a tertiary coating layer.
  • a coating composition comprising 13% by weight of pearl powder, 60% by weight of acrylic resin and 27% by weight of toluene was applied to the third coating layer at a thickness of 0.1 mm, and dried at a temperature of 27 ° C. for 45 minutes to 4 The primary coating layer was formed.
  • compositions of Comparative Examples 1 and 2 of Table 2 were treated in glass bottles to form a light shielding layer, which was used in Examples 5 and 6, respectively.
  • a coating composition comprising 13% by weight of pearl powder, 60% by weight of acrylic resin and 27% by weight of toluene was applied to the secondary coating layer at a thickness of 0.1 mm, and dried at a temperature of 27 ° C. for 45 minutes to 3
  • the primary coating layer was formed.

Abstract

The present invention relates to a coating composition for light shading of a glass bottle, comprising (a) carbon powder, (b) resin and (c) a solvent, and to a method for forming a light shading layer in a glass bottle using said composition. The composition and method of the present invention have superior effects of shielding the glass bottle against light and improves the problems of delamination of a coating layer. Further, the composition and method of the present invention can be applied to a medicine bottle, a reagent bottle or a cosmetic container accommodating contents that can be spoiled by the radiation of light (i.e., medicine, reagents for experiments, cosmetics).

Description

유리병 차광용 코팅 조성물 및 유리병 차광층 형성 방법Glass bottle shading coating composition and glass bottle shading layer forming method
본 발명은 (a) 카본 분말, (b) 수지 및 (c) 용매를 포함하는 유리병 차광용 코팅 조성물 및 상기 조성물을 이용한 유리병 차광층 형성 방법에 관한 것이다.The present invention relates to a coating composition for shielding glass bottles comprising (a) carbon powder, (b) resin and (c) solvent, and a method for forming a glass bottle shielding layer using the composition.
의약, 실험 시약 및 화장품 등은 빛의 투과로 인해 내용물이 경화, 화학 반응에 의한 변질 및 폭발 등의 문제점이 발생할 수 있다.Medicine, experimental reagents and cosmetics may cause problems such as curing of contents, deterioration and explosion due to chemical reaction due to light transmission.
그리하여, 상기 문제점이 발생할 수 있는 의약, 실험 시약 및 화장품 등의 유리병을 제조할 시에는 차광 효과를 달성할 수 있는 첨가제를 유리병 제조 시 첨가하거나, 유리병 표면에 빛을 차단할 수 있는 도료로 코팅을 하거나, 차광 효과를 달성할 수 있는 필름으로 코팅 처리하거나, 직사광선을 피할 수 있는 곳에 보관을 하는 방법으로 의약, 실험 시약 및 화장품을 보관하고 있는 게 현 실정이었다.Therefore, when manufacturing a glass bottle, such as medicines, laboratory reagents and cosmetics that may cause the above problems, an additive that can achieve a light shielding effect may be added when the glass bottle is manufactured, or as a paint that blocks light on the surface of the glass bottle. Currently, medicine, laboratory reagents, and cosmetics are stored by coating, coating with a film that can achieve a light shielding effect, or storing in a place where direct sunlight can be avoided.
한편, 대한민국 공개특허 제10-2007-0109250호에는 유리에 도포하여 차광 및 방충의 효과가 우수한 수지 조성물, 피막 및 이의 제조 방법에 대해서 개시하고 있는데, 구체적으로 (i) 중량평균분자량이 10,000~200,000인 아크릴 중합체 10~15 중량%, (ii) 아크릴 단량체 10~15 중량%, (iii) 테트라에톡시실란, γ-아미노프로필트리메톡시실란 및 그 부분 가수 분해 축합물 중에서 선택된 1종 이상의 유기실란 화합물 0.5~1.5 중량%, (iv) 아미노실란, 비닐벤질실란, 머캅토실란 중에서 선택된 1종 이상의 실란계열 계면활성제 0.5~1.5 중량%, (v) 프탈로시아닌, 나프탈로시아닌, 안트라퀴논, 스쿠아르산 유도체 중에서 선택된 1종 이상의 근적외선 흡수제 4~5 중량%, (vi) 벤조트리아졸, 벤조페논, 환상 이미노에스테르, 아릴화 시아노아크릴레이트, 트리아진, 이산화티탄(TiO2), 산화아연(ZnO), 이산화세슘(CeO2) 중에서 선택된 1종 이상의 자외선 흡수제 3~4 중량%, (vii) 부틸아세테이트 30~40 중량%, (viii) 메틸이소부틸케톤 20~30 중량%, (ix) 에틸렌글리콜모노부틸에테르 2~4 중량%, 및 (x) 임의 성분으로서 개시제 0.01~0.5 중량%를 포함하는 것을 특징으로 하는 차광 및 방충용 유리 도포 조성물에 대해서 개시하고 있다.Meanwhile, Korean Patent Laid-Open Publication No. 10-2007-0109250 discloses a resin composition, a coating, and a method of manufacturing the same, which are applied to glass and are excellent in light-shielding and insect-proofing effects. At least one organosilane selected from phosphorus acrylic polymer 10-15 wt%, (ii) acrylic monomer 10-15 wt%, (iii) tetraethoxysilane, γ-aminopropyltrimethoxysilane and its partially hydrolyzed condensate 0.5-1.5 wt% of compound, (iv) 0.5-1.5 wt% of one or more silane-based surfactants selected from aminosilane, vinylbenzylsilane, mercaptosilane, (v) phthalocyanine, naphthalocyanine, anthraquinone, squaric acid derivative 4-5% by weight of at least one selected near-infrared absorber, (vi) benzotriazole, benzophenone, cyclic iminoester, arylated cyanoacrylate, triazine, titanium dioxide (TiO 2 ), zinc oxide ( ZnO), 3 to 4% by weight of at least one ultraviolet absorber selected from cesium dioxide (CeO 2 ), (vii) 30 to 40% by weight of butyl acetate, (viii) 20 to 30% by weight of methyl isobutyl ketone, (ix) ethylene It discloses about 2-4 weight% of glycol monobutyl ether, and 0.01-0.5 weight% of initiators as (x) arbitrary components, The light-shielding and insectproof glass coating composition characterized by the above-mentioned.
그러나, 본 발명자는 보다 간단한 배합으로 차광 효과가 우수한 유리병 차광용 코팅 조성물 및 유리병에 차광층을 형성할 수 있는 방법의 개발 필요성을 인식하였다.However, the present inventors have recognized the necessity of developing a glass bottle shielding coating composition having excellent light shielding effect and a method of forming a light shielding layer on a glass bottle with simpler formulation.
본 발명자는 화장품의 용기를 통해 빛이 유입됨으로 인해 화장품 내용물의 경화를 방지하기 위한 기술을 개발하고자 노력하였다. 그 결과, 카본 분말, 수지 및 용매를 특정 함량비로 배합을 하여 코팅 조성물을 제조한 결과, 빛의 차단 효과가 우수함을 확인하였고, 한편 특정 함량비의 코팅 조성물 3종을 이용하여 유리병에 코팅층을 형성하는 방법을 개발한 결과, 빛의 차단 효과가 우수할 뿐만 아니라 박리 문제가 발생되지 않음을 확인함으로써, 본 발명을 완성하였다.The present inventors endeavored to develop a technique for preventing the curing of the cosmetic contents due to the light flowing through the cosmetic container. As a result, the coating composition was prepared by blending the carbon powder, the resin, and the solvent in a specific content ratio, and it was confirmed that the light blocking effect was excellent. Meanwhile, the coating layer was applied to the glass bottle using three types of the coating composition of the specific content ratio. As a result of developing the forming method, the present invention was completed by confirming that not only the light blocking effect is excellent but also no peeling problem occurs.
따라서, 본 발명의 목적은 유리병 차광용 코팅 조성물을 제공하는데 있다.Accordingly, it is an object of the present invention to provide a coating composition for light bottle shading.
본 발명의 다른 목적은 유리병 차광층 형성 방법을 제공하는데 있다.Another object of the present invention is to provide a method for forming a glass bottle light shielding layer.
본 발명의 다른 목적 및 이점은 하기의 발명의 상세한 설명 및 청구범위에 의해 보다 명확하게 된다.Other objects and advantages of the present invention will become apparent from the following detailed description and claims.
본 발명의 일 양태에 따르면, 본 발명은 (a) 카본 분말 13-28 중량%; (b) 아크릴 수지, 알키드 수지, 폴리에스테르 수지, 폴리우레탄 수지, 에폭시 수지, 페놀 수지, 멜라민 수지, 아미노 수지, 비닐 클로라이드 수지, 실리콘 수지, 말레산 수지, 폴리아미드 수지, 니트로셀룰로오스 수지 및 에틸렌-비닐 아세테이트 공중합체 수지로 구성된 군으로부터 선택되는 수지 35-61 중량%; 및 (c) 톨루엔, 크실렌, 신너, 부틸 아세테이트, 메틸 아세테이트 및 메틸 이소부틸 케톤으로 구성된 군으로부터 선택되는 용매 26-37 중량%를 포함하는 유리병 차광용 코팅 조성물을 제공한다.According to one aspect of the invention, the invention is (a) 13-28% by weight of carbon powder; (b) acrylic resins, alkyd resins, polyester resins, polyurethane resins, epoxy resins, phenol resins, melamine resins, amino resins, vinyl chloride resins, silicone resins, maleic acid resins, polyamide resins, nitrocellulose resins and ethylene- 35-61 wt% resin selected from the group consisting of vinyl acetate copolymer resins; And (c) 26-37% by weight of a solvent selected from the group consisting of toluene, xylene, thinner, butyl acetate, methyl acetate, and methyl isobutyl ketone.
본 발명자는 화장품의 용기를 통해 빛이 유입됨으로 인해 화장품 내용물의 경화를 방지하기 위한 기술을 개발하고자 노력하였다. 그 결과, 카본 분말, 수지 및 용매를 특정 함량비로 배합을 하여 코팅 조성물을 제조한 결과, 빛의 차단 효과가 우수함을 확인하였고, 한편 특정 함량비의 코팅 조성물 3종을 이용하여 유리병에 코팅층을 형성하는 방법을 개발한 결과, 빛의 차단 효과가 우수할 뿐만 아니라 박리 문제가 발생되지 않음을 확인하였다.The present inventors endeavored to develop a technique for preventing the curing of the cosmetic contents due to the light flowing through the cosmetic container. As a result, the coating composition was prepared by blending the carbon powder, the resin, and the solvent in a specific content ratio, and it was confirmed that the light blocking effect was excellent. Meanwhile, the coating layer was applied to the glass bottle using three types of the coating composition of the specific content ratio. As a result of developing the forming method, it was confirmed that not only the light blocking effect was excellent but also no peeling problem occurred.
본 발명의 유리병 차광용 코팅 조성물은 크게 (a) 카본 분말, (b) 수지 및 (c) 용매를 포함하고 있다.The coating composition for light-shielding glass bottles of this invention contains (a) carbon powder, (b) resin, and (c) solvent largely.
본 발명에 이용되는 카본 분말로는 천연 흑연, 인조 흑연, 키쉬(Kish) 흑연, 박리(exfoliated) 흑연, 카본블랙, 준결정상 흑연, 코크, 목탄, 검불탄 또는 탄소 섬유분을 사용할 수 있고, 바람직하게는 카본블랙을 이용할 수 있다. 그 외에도, 고정 탄소를 90 wt% 이상 함유하는 카본 분말을 사용하는 것이 바람직하다. 고정 탄소의 함량이 높아지면, 카본 분말은 높은 함량의 탄소를 함유하게 되고 카본 분말 중의 불순물이 감소하게 된다.As the carbon powder used in the present invention, natural graphite, artificial graphite, Kish graphite, exfoliated graphite, carbon black, quasicrystalline graphite, coke, charcoal, gum vulcanized coal or carbon fiber powder may be used. For example, carbon black may be used. In addition, it is preferable to use a carbon powder containing 90 wt% or more of fixed carbon. When the content of fixed carbon is high, the carbon powder contains a high content of carbon and the impurities in the carbon powder are reduced.
본 발명에 포함되는 카본 분말은 당 업계에 공지된 다양한 분쇄기를 통하여 분말화할 수 있고, 바람직하게는 충격 방식 분쇄기 및 마찰 전단 방식 분쇄기를 이용할 수 있으며, 보다 바람직하게는 습식 볼밀을 이용한다.The carbon powder included in the present invention may be powdered through various mills known in the art, preferably impact mills and friction shear mills, and more preferably wet ball mills.
또한, 분쇄 과정은 하나의 분쇄기에서 원하는 입경의 입자로 분쇄할 수도 있으나, 2 이상의 연속적으로 배치된 분쇄기를 통하여 순차적인 크기로 분쇄할 수 있다.In addition, the grinding process may be pulverized into particles of a desired particle size in one pulverizer, but may be pulverized in sequential sizes through two or more continuously disposed pulverizers.
습식 볼밀의 회전 속도는 40-50 rpm, 시간은 20-50 hr가 바람직하고, 보다 바람직하게는 40-50 rpm, 시간은 20-35 hr, 보다 더 바람직하게는 43-47 rpm, 시간은 20-28 hr이다.The rotational speed of the wet ball mill is 40-50 rpm, preferably 20-50 hr, more preferably 40-50 rpm, 20-35 hr, more preferably 43-47 rpm, 20 -28 hr.
본 발명의 바람직한 구현예에 따르면, 본 발명에 이용되는 카본 분말은 1 내지 200 ㎛의 입경을 갖는다.According to a preferred embodiment of the present invention, the carbon powder used in the present invention has a particle diameter of 1 to 200 ㎛.
본 발명에 이용되는 수지는 아크릴 수지, 알키드 수지, 폴리에스테르 수지, 폴리우레탄 수지, 에폭시 수지, 페놀 수지, 멜라민 수지, 아미노 수지, 비닐 클로라이드 수지, 실리콘 수지, 말레산 수지, 폴리아미드 수지, 니트로셀룰로오스 수지 및 에틸렌-비닐 아세테이트 공중합체 수지로 구성된 군으로부터 선택된다.The resin used in the present invention is acrylic resin, alkyd resin, polyester resin, polyurethane resin, epoxy resin, phenol resin, melamine resin, amino resin, vinyl chloride resin, silicone resin, maleic acid resin, polyamide resin, nitrocellulose Resin and ethylene-vinyl acetate copolymer resin.
본 발명의 다른 바람직한 구현예에 따르면, 상기 수지는 아크릴 수지, 폴리에스테르 수지, 폴리우레탄 수지 및 에폭시 수지로 구성된 군으로부터 선택되고, 보다 바람직하게는 상기 수지는 아크릴 수지 또는 폴리우레탄 수지이다.According to another preferred embodiment of the invention, the resin is selected from the group consisting of acrylic resins, polyester resins, polyurethane resins and epoxy resins, more preferably the resins are acrylic resins or polyurethane resins.
본 발명의 코팅 조성물에 포함되는 용매는 톨루엔, 크실렌, 신너, 부틸 아세테이트, 메틸 아세테이트 및 메틸 이소부틸 케톤으로 구성된 군으로부터 선택되고, 보다 바람직하게는 톨루엔 또는 크실렌이다.The solvent included in the coating composition of the present invention is selected from the group consisting of toluene, xylene, thinner, butyl acetate, methyl acetate and methyl isobutyl ketone, more preferably toluene or xylene.
본 발명의 유리병 차광용 조성물은 유리병에 대한 차광 효과를 개선시키고 박리의 문제점을 개선하기 위해서, 하기 실시예에서 명확히 입증된 바와 같이 특정 배합비를 채택하였다.The glass bottle light shielding composition of the present invention employs a specific compounding ratio as clearly demonstrated in the following examples in order to improve the light shielding effect on glass bottles and to improve the problem of peeling.
본 발명의 유리병 차광용 조성물은 (a) 카본 분말 13-28 중량%; (b) 수지 35-61 중량%; 및 (c) 용매 26-37 중량%를 포함하고, 보다 바람직하게는 (a) 카본 분말 15-25 중량%; (b) 수지 40-57 중량%; 및 (c) 용매 28-35 중량%를 포함하며, 보다 더 바람직하게는 (a) 카본 분말 19-23 중량%; (b) 수지 44-51 중량%; 및 (c) 용매 30-33 중량%를 포함한다.The glass bottle light-shielding composition of this invention is (a) 13-28 weight% of carbon powder; (b) 35-61 wt% resin; And (c) 26-37 wt% solvent, more preferably (a) 15-25 wt% carbon powder; (b) 40-57 wt% resin; And (c) 28-35 weight percent solvent, even more preferably (a) 19-23 weight percent carbon powder; (b) 44-51 weight percent resin; And (c) 30-33 wt% solvent.
본 발명의 조성물에 카본 분말, 수지 및 용매가 상기 함량으로 함유된 경우에 빛의 차단 효과 및 박리 개선 효과가 보다 우수하다.When the carbon powder, the resin, and the solvent are contained in the composition of the present invention, the light blocking effect and the peeling improving effect are more excellent.
본 발명의 다른 양태에 따르면, 본 발명은 다음의 단계를 포함하는 유리병 차광층 형성 방법을 제공한다: (a) 유리병 표면에 상술한 본 발명의 조성물을 두께 0.1-0.3 mm로 도포하고, 온도 20-28℃에서 30분 내지 1시간 30분 동안 건조시켜 1차 도포층을 형성하는 단계; (b) 상기 단계 (a)의 1차 도포층에 상기 제 1 항 내지 제 4 항 중 어느 한 항의 조성물을 두께 0.1-0.2 mm로 도포하고, 온도 30-32℃에서 30-50분 동안 건조시켜 2차 도포층을 형성하는 단계; (c) (i) 아이언 트리옥사이드 레드(Iron trioxide red), 산화 제2철, 브롬화동 프타로시아닌, 실버 화이트 및 카드뮴 옐로로 구성된 군으로부터 선택되는 안료, (ii) 에폭시 수지 및 (iii) 크실렌을 포함하는 코팅 조성물을 상기 단계 (b)의 2차 도포층에 두께 0.1-0.2 mm로 도포하고, 온도 25-28℃에서 40-50분 동안 건조시켜 3차 도포층을 형성하는 단계; 및 (d) 상기 단계 (c)의 3차 도포층에 펄 분말, 아크릴 수지 및 톨루엔을 포함하는 코팅 조성물을 두께 0.1-0.2 mm로 도포하고, 온도 25-28℃에서 40-50분 동안 건조시켜 4차 도포층을 형성하는 단계.According to another aspect of the present invention, the present invention provides a glass bottle shading layer forming method comprising the steps of: (a) applying the above-described composition of the present invention to the glass bottle surface at a thickness of 0.1-0.3 mm, Drying at a temperature of 20-28 ° C. for 30 minutes to 1 hour 30 minutes to form a primary coating layer; (b) applying the composition of any one of claims 1 to 4 to the primary coating layer of step (a) to a thickness of 0.1-0.2 mm, and dried for 30-50 minutes at a temperature of 30-32 ℃ Forming a secondary coating layer; (c) a pigment selected from the group consisting of (i) iron trioxide red, ferric oxide, copper bromide phthalocyanine, silver white and cadmium yellow, (ii) epoxy resins and (iii) Applying a coating composition comprising xylene to the second coating layer of step (b) at a thickness of 0.1-0.2 mm and drying at a temperature of 25-28 ° C. for 40-50 minutes to form a third coating layer; And (d) applying a coating composition comprising pearl powder, acrylic resin and toluene to the third coating layer of step (c) at a thickness of 0.1-0.2 mm, drying at a temperature of 25-28 ° C. for 40-50 minutes. Forming a fourth application layer.
이하, 유리병에 차광층을 형성하기 위한 본 발명의 방법을 상세히 설명하면 다음과 같다:Hereinafter, the method of the present invention for forming a light shielding layer in a glass bottle will be described in detail as follows:
(a) 유리병에 1차 도포층의 형성 (a) Formation of Primary Coating Layer on Glass Bottle
우선, 본 발명의 방법은 (a) 유리병 표면에 상술한 본 발명의 조성물을 두께 0.1-0.3 mm로 도포하고, 온도 20-28℃에서 30분 내지 1시간 30분 동안 건조시켜 1차 도포층을 형성하는 단계를 거친다.First, the method of the present invention (a) the composition of the present invention described above on the surface of the glass bottle with a thickness of 0.1-0.3 mm, and dried at a temperature of 20-28 ℃ for 30 minutes to 1 hour 30 minutes to the primary coating layer Go through the steps to form.
1차 도포층을 형성하는데 이용되는 조성물은 상술한 본 발명의 유리병 차광용 코팅 조성물을 이용하는 것으로서, 양 발명의 공통된 내용은 반복 기재에 따른 명세서의 과도한 복잡성을 피하기 위하여, 그 기재를 생략한다.The composition used to form the primary coating layer uses the above-mentioned glass bottle light-shielding coating composition of the present invention, and the common contents of both inventions are omitted in order to avoid excessive complexity of the specification according to the repeated description.
상기 단계 (a)에서 온도 20-28℃에서 30분 내지 1시간 30분 동안 건조시키는 이유는 건조 온도 및 건조 시간이 상기 범위를 벗어나는 경우에 1차 도포층이 벗어지는 박리의 문제가 있기 때문이다.The reason for drying for 30 minutes to 1 hour and 30 minutes at temperature 20-28 ° C. in the step (a) is that there is a problem of peeling off the primary coating layer when the drying temperature and drying time are out of the above ranges. .
상기 1차 도포층을 형성하는 방법은 당 업계에 공지된 다양한 코팅 방법을 이용할 수 있는데, 바람직하게는 에어리스 스프레이(airless spray), 에어 스프레이(air spray), 롤러(roller), 브러쉬(brush) 또는 코팅 조성물에 침지하는 방법으로 코팅할 수 있고, 보다 바람직하게는 브러쉬(brush) 또는 코팅 조성물에 침지하는 방법으로 코팅할 수 있다.The method of forming the primary coating layer may use a variety of coating methods known in the art, preferably airless spray, air spray, roller, brush or The coating composition may be coated by immersion in a coating composition, and more preferably, may be coated by immersion in a brush or a coating composition.
그리고, 상기 1차 도포층을 형성하는 방법은 후술하는 2 내지 4차 도포층을 성하는 경우에도 동일하게 적용할 수 있다.In addition, the method of forming the said 1st coating layer is similarly applicable also when forming the 2-4th application layer mentioned later.
(b) 2차 도포층의 형성 (b) Formation of Secondary Coating Layer
그 다음, 본 발명의 방법은 (b) 상기 단계 (a)의 1차 도포층에 상술한 본 발명의 조성물을 두께 0.1-0.2 mm로 도포하고, 온도 30-32℃에서 30-50분 동안 건조시켜 2차 도포층을 형성하는 단계를 포함한다.Then, the method of the present invention is (b) applying the above-described composition of the present invention to the primary coating layer of step (a) with a thickness of 0.1-0.2 mm, and dried for 30-50 minutes at a temperature of 30-32 ℃ To form a secondary coating layer.
본 발명의 특징 중 하나는 상술한 본 발명의 유리병 차광용 코팅 조성물을 이용하여 2차(또는 2층)의 도포층을 형성함으로써 유리병에 빛을 차단하는 효과를 보다 개선시킨다는 것이다.One of the characteristics of the present invention is that by forming the coating layer of the secondary (or two layers) using the above-described glass bottle light-shielding coating composition of the present invention further improves the effect of blocking light on the glass bottle.
한편, 2차 도포층을 형성하는데 있어, 온도 30-32℃에서 30-50분 동안 건조시키는 이유는 1차 도포층과 2차 도포층 간에 박리가 발생하지 않도록 하기 위하여 1차 도포층 형성 시의 건조 온도와 건조 시간과는 달리하였다.On the other hand, in forming the secondary coating layer, the reason for drying for 30-50 minutes at a temperature of 30-32 ℃ is to prevent the separation between the primary coating layer and the secondary coating layer at the time of forming the primary coating layer The drying temperature and drying time were different.
(c) 3차 도포층의 형성 (c) formation of a tertiary coating layer
이어, 본 발명의 방법은 (i) 아이언 트리옥사이드 레드(Iron trioxide red), 산화 제2철, 브롬화동 프타로시아닌, 실버 화이트 및 카드뮴 옐로로 구성된 군으로부터 선택되는 안료, (ii) 에폭시 수지 및 (iii) 크실렌을 포함하는 코팅 조성물을 상기 단계 (b)의 2차 도포층에 두께 0.1-0.2 mm로 도포하고, 온도 25-28℃에서 40-50분 동안 건조시켜 3차 도포층을 형성하는 단계를 포함한다.The process of the invention then comprises (i) a pigment selected from the group consisting of iron trioxide red, ferric oxide, copper bromide phthalocyanine, silver white and cadmium yellow, and (ii) epoxy resins. And (iii) a coating composition comprising xylene is applied to the secondary coating layer of step (b) at a thickness of 0.1-0.2 mm and dried at a temperature of 25-28 ° C. for 40-50 minutes to form a tertiary coating layer. It includes a step.
상기 3차 도포층은 2차 도포층에 의해 차광층을 형성을 한 다음, 다양한 색상의 안료를 이용하여 유리병에 색상을 부여하기 위함이다.The third coating layer is to form a light shielding layer by the second coating layer, and then to give a color to the glass bottle using a pigment of various colors.
그리고, 3차 도포층을 형성하는 데 있어, 온도 25-28℃에서 40-50분 동안 건조시킴으로써 2차 도포층에서 벗겨지는 것을 방지할 수 있다.And in forming a 3rd coating layer, it can prevent to peel from a 2nd coating layer by drying for 40-50 minutes at the temperature of 25-28 degreeC.
상기 3차 도포층을 형성하는데 이용되는 아이언 트리옥사이드 레드(Iron trioxide red)는 유리병에 적색을 발현시키고, 산화제2철은 적갈색, 브롬화동 프타로시아닌은 녹색, 실버 화이트는 백색, 카드뮴 옐로는 황색을 발현시킨다.Iron trioxide red used to form the tertiary coating layer expresses red in glass bottles, ferric oxide is reddish brown, copper bromide phthalocyanine is green, silver white is white, and cadmium yellow Develops yellow color.
본 발명의 바람직한 구현예에 따르면, 상기 단계 (c)의 안료는 실버 화이트이다.According to a preferred embodiment of the present invention, the pigment of step (c) is silver white.
본 발명의 다른 바람직한 구현예에 따르면, 상기 단계 (c)의 코팅 조성물은 안료 15-25 중량%, 에폭시 수지 45-60 중량% 및 크실렌 25-30 중량%를 포함하고, 보다 바람직하게는 안료 17-23 중량%, 에폭시 수지 48-56 중량% 및 크실렌 27-29 중량%를 포함한다.According to another preferred embodiment of the invention, the coating composition of step (c) comprises 15-25% by weight of pigment, 45-60% by weight of epoxy resin and 25-30% by weight of xylene, more preferably Pigment 17 -23 wt%, 48-56 wt% epoxy resin and 27-29 wt% xylene.
상기 단계 (c)의 코팅 조성물이 상기 성분을 상기 함량으로 포함하는 경우에는 유리병에 안료에 의한 색상 발현이 보다 우수하다.When the coating composition of step (c) comprises the above components in the above content, the color development by the pigment in the glass bottle is better.
(d) 4차 도포층의 형성 (d) Formation of the fourth application layer
마지막으로, 본 발명의 방법은 상기 단계 (c)의 3차 도포층에 펄 분말, 아크릴 수지 및 톨루엔을 포함하는 코팅 조성물을 두께 0.1-0.2 mm로 도포하고, 온도 25-28℃에서 40-50분 동안 건조시켜 4차 도포층을 형성하는 단계를 거친다.Finally, the method of the present invention is coated with a coating composition comprising pearl powder, acrylic resin and toluene to a thickness of 0.1-0.2 mm to the third coating layer of step (c), 40-50 at a temperature 25-28 ℃ Drying for minutes to form a fourth application layer.
4차 도포층은 펄 분말에 의한 심미감을 부여하기 위해서 형성한다.The fourth application layer is formed in order to impart aesthetics by pearl powder.
본 발명의 방법에서 3차 도포층은 색상 발현을 위해, 4차 도포층은 펄 분말에 의한 심미감을 부여하기 위해 형성하는 것으로서, 3차 도포층 및 4차 도포층을 형성하는 데 있어, 수지 및 용매를 달리하여 각 층에 안료 및 펄 분말에 의한 색상 발현 및 심미감 부여 효과를 개선시킨다.In the method of the present invention, the third coating layer is formed for color development, and the fourth coating layer is formed to impart aesthetics by pearl powder, and in forming the third coating layer and the fourth coating layer, the resin and Different solvents are used to improve the effect of color development and aesthetics by pigments and pearl powder on each layer.
본 발명의 바람직한 구현예에 따르면, 상기 단계 (d)의 코팅 조성물은 펄 분말 10-15 중량%, 아크릴 수지 50-65 중량% 및 톨루엔 25-35 중량%를 포함하고, 보다 바람직하게는 펄 분말 12-14 중량%, 아크릴 수지 54-61 중량% 및 톨루엔 27-32 중량%를 포함한다.According to a preferred embodiment of the invention, the coating composition of step (d) comprises 10-15% by weight of pearl powder, 50-65% by weight acrylic resin and 25-35% by weight of toluene, more preferably pearl powder 12-14 wt%, 54-61 wt% acrylic resin and 27-32 wt% toluene.
상술한 본 발명의 유리병 차광용 코팅 조성물 및 유리병 차광층 형성 방법을 적용할 수 있는 유리병은 빛의 조사로 인해 변질될 수 있는 내용물(예컨대, 의약, 실험 시약, 화장품)을 수용하는 의약 병, 시약 병 또는 화장품 용기를 포함한다.The glass bottle to which the above-described glass bottle light-shielding coating composition of the present invention and the glass bottle light-shielding layer forming method can be applied is a medicine containing contents (eg, medicines, experimental reagents, cosmetics) that can be altered by light irradiation. Bottles, reagent bottles or cosmetic containers.
본 발명의 특징 및 이점을 요약하면 다음과 같다:The features and advantages of the present invention are summarized as follows:
(i) 본 발명은 (a) 카본 분말, (b) 수지 및 (c) 용매를 포함하는 유리병 차광용 코팅 조성물 및 상기 조성물을 이용한 유리병 차광층 형성 방법에 관한 것이다.(i) This invention relates to the coating composition for glass bottle light shielding containing (a) carbon powder, (b) resin, and (c) solvent, and the glass bottle light shielding layer formation method using the said composition.
(ii) 본 발명의 조성물 및 방법은 유리병에 빛을 차단하는 효과가 우수하고 도포층이 벗겨지는 문제점을 개선시켰다.(ii) The composition and method of the present invention have an excellent effect of blocking light on glass bottles and improve the problem that the coating layer is peeled off.
(iii) 또한, 본 발명의 조성물 및 방법은 빛의 조사로 인해 변질될 수 있는 내용물(예컨대, 의약, 실험 시약, 화장품)을 수용하는 의약 병, 시약 병 또는 화장품 용기에 적용할 수 있다.(iii) The compositions and methods of the present invention may also be applied to pharmaceutical bottles, reagent bottles or cosmetic containers containing contents that may be altered due to light irradiation (eg, medicaments, experimental reagents, cosmetics).
이하, 실시예를 통하여 본 발명을 더욱 상세히 설명하고자 한다. 이들 실시예는 오로지 본 발명을 보다 구체적으로 설명하기 위한 것으로서, 본 발명의 요지에 따라 본 발명의 범위가 이들 실시예에 의해 제한되지 않는다는 것은 본 발명이 속하는 기술 분야에서 통상의 지식을 가진 자에게 있어서 자명할 것이다. Hereinafter, the present invention will be described in more detail with reference to Examples. These examples are only for illustrating the present invention in more detail, and the scope of the present invention is not limited by these examples in accordance with the gist of the present invention to those skilled in the art. Will be self-evident.
실시예Example
제조예 1: 유리병 차광용 코팅 조성물의 제조Preparation Example 1 Preparation of Coating Composition for Shading Glass Bottles
아래 표 1의 성분 및 조성으로 유리병 차광용 코팅 조성물을 제조하였다:To prepare a glass bottle shading coating composition with the components and compositions of Table 1 below:
표 1
- 실시예 1 실시예 2 실시예 3 실시예 4
카본 분말 19 20 21 23
수지 아크릴 수지 51 - - -
폴리에스테르 수지 - 49 - -
폴리우레탄 수지 - - 47 -
에폭시 수지 - - - 44
용매 톨루엔 30 - 32 -
크실렌 - 31 - 33
합계 100 100 100 100
Table 1
- Example 1 Example 2 Example 3 Example 4
Carbon powder 19 20 21 23
Suzy Acrylic resin 51 - - -
Polyester resin - 49 - -
Polyurethane resin - - 47 -
Epoxy resin - - - 44
menstruum toluene 30 - 32 -
xylene - 31 - 33
Sum 100 100 100 100
한편, 다음 표 2의 성분 및 조성으로 비교예로서의 유리병 차광용 코팅 조성물을 제조하였다:On the other hand, the coating composition for glass bottle light shielding as a comparative example was prepared with the components and compositions of the following Table 2:
표 2
- 비교예 1 비교예 2 비교예 3 비교예 4
카본 분말 8 10 30 32
수지 폴리우레탄 수지 30 34 62 63
용매 톨루엔 62 56 8 5
합계 100 100 100 100
TABLE 2
- Comparative Example 1 Comparative Example 2 Comparative Example 3 Comparative Example 4
Carbon powder 8 10 30 32
Suzy Polyurethane resin 30 34 62 63
menstruum toluene 62 56 8 5
Sum 100 100 100 100
비교예 3 및 4는 점도가 너무 높아 실험에 이용할 수 없었다.Comparative Examples 3 and 4 were too high to be used for the experiment.
실시예 5 내지 8: 유리병에의 차광층 형성Examples 5 to 8: Shading of Shading Layers on Glass Bottles
상기 표 1의 실시예 1 내지 4의 조성물을 유리병에 처리하여 차광층을 형성시켰고, 이를 각각 실시예 5 내지 8로 이용하였다. 예컨대, 실시예 1의 조성물로 형성된 차광층은 실시예 5, 그리고 실시예 3의 조성물로 형성된 차광층은 실시예 7로 이용하였다.The composition of Examples 1 to 4 of Table 1 was treated in a glass bottle to form a light shielding layer, which was used in Examples 5 to 8, respectively. For example, the light shielding layer formed of the composition of Example 1 was used in Example 5, and the light shielding layer formed of the composition of Example 3 was used in Example 7.
유리병에 차광층을 형성하는 과정은 우선 투명 유리병의 내부에 아모레사의 하드왁스를 채운 유리병 4개를 준비하였다. 그 다음, 유리병 표면에 상기 실시예 1 내지 4의 조성물을 두께 0.15 mm로 도포하고, 온도 24℃에서 1시간 동안 건조시켜 1차 도포층을 형성하였다. 그리고, 상기 1차 도포층에 상기 실시예 1 내지 4의 조성물을 두께 0.15 mm로 도포하고, 온도 31℃에서 40분 동안 건조시켜 2차 도포층을 형성한 다음, 실버 화이트 20 중량%, 에폭시 수지 53 중량% 및 크실렌 27 중량%를 포함하는 코팅 조성물로 상기 2차 도포층에 두께 0.1 mm로 도포하고, 온도 26℃에서 45분 동안 건조시켜 3차 도포층을 형성하였다.In the process of forming the light shielding layer on the glass bottle, four glass bottles filled with Amoresa's hard wax were prepared inside the transparent glass bottle. Then, the composition of Examples 1 to 4 on the surface of the glass bottle was applied to a thickness of 0.15 mm, and dried at a temperature of 24 ℃ for 1 hour to form a primary coating layer. In addition, the composition of Examples 1 to 4 was applied to the primary coating layer at a thickness of 0.15 mm, and dried at a temperature of 31 ° C. for 40 minutes to form a secondary coating layer, and then 20 wt% silver white and epoxy resin. A coating composition comprising 53 wt% and 27 wt% xylene was applied to the secondary coating layer at a thickness of 0.1 mm, and dried at a temperature of 26 ° C. for 45 minutes to form a tertiary coating layer.
그리고, 마지막으로, 펄 분말 13 중량%, 아크릴 수지 60 중량% 및 톨루엔 27 중량%를 포함하는 코팅 조성물로 상기 3차 도포층에 두께 0.1 mm로 도포하고, 온도 27℃에서 45분 동안 건조시켜 4차 도포층을 형성하였다.Finally, a coating composition comprising 13% by weight of pearl powder, 60% by weight of acrylic resin and 27% by weight of toluene was applied to the third coating layer at a thickness of 0.1 mm, and dried at a temperature of 27 ° C. for 45 minutes to 4 The primary coating layer was formed.
비교예 5 및 6: 유리병에의 차광층 형성Comparative Examples 5 and 6: Shading of Shading Layers on Glass Bottles
상기 표 2의 비교예 1 및 2의 조성물을 유리병에 처리하여 차광층을 형성시켰고, 이를 각각 실시예 5 및 6으로 이용하였다.The compositions of Comparative Examples 1 and 2 of Table 2 were treated in glass bottles to form a light shielding layer, which was used in Examples 5 and 6, respectively.
유리병에 차광층을 형성하는 과정은 우선 투명 유리병의 내부에 아모레사의 하드왁스를 채운 유리병 2개를 준비하였다. 그 다음, 유리병 표면에 상기 비교예 1 및 2의 조성물을 두께 0.15 mm로 도포하고, 온도 80℃의 열풍으로 10분 동안 건조시켜 1차 도포층을 형성하였다. 그리고, 상기 1차 도포층에 실버 화이트 20 중량%, 에폭시 수지 53 중량% 및 크실렌 27 중량%를 포함하는 코팅 조성물로 상기 2차 도포층에 두께 0.1 mm로 도포하고, 80℃의 열풍으로 10분 동안 건조시켜 2차 도포층을 형성하였다. 그리고, 마지막으로, 펄 분말 13 중량%, 아크릴 수지 60 중량% 및 톨루엔 27 중량%를 포함하는 코팅 조성물로 상기 2차 도포층에 두께 0.1 mm로 도포하고, 온도 27℃에서 45분 동안 건조시켜 3차 도포층을 형성하였다.In the process of forming the light shielding layer on the glass bottle, two glass bottles filled with Amoresa's hard wax were prepared inside the transparent glass bottle. Then, the composition of Comparative Examples 1 and 2 was applied to the glass bottle surface with a thickness of 0.15 mm, and dried for 10 minutes with hot air at a temperature of 80 ℃ to form a primary coating layer. Then, a coating composition comprising 20% by weight of silver white, 53% by weight of epoxy resin, and 27% by weight of xylene in the primary coating layer was applied to the secondary coating layer at a thickness of 0.1 mm, and 10 minutes by hot air at 80 ° C. Dry to form a secondary coating layer. Finally, a coating composition comprising 13% by weight of pearl powder, 60% by weight of acrylic resin and 27% by weight of toluene was applied to the secondary coating layer at a thickness of 0.1 mm, and dried at a temperature of 27 ° C. for 45 minutes to 3 The primary coating layer was formed.
실험예 1: 조성물의 특성 및 차광층에 대한 차광 효과 및 박리 상태 테스트Experimental Example 1: Test the properties of the composition and the light shielding effect and peeling state on the light shielding layer
상기 표 1 및 2의 실시예 1 내지 4, 그리고 비교예 1 및 2의 조성물에 대하여 특성을 평가하였고, 실시예 5 내지 8 그리고 비교예 5 및 6의 차광층의 차광 효과 및 박리 여부를 관찰하였다. 차광 효과는 가혹 조건으로 파장 253.7 nm의 자외선 램프가 설치된 멸균기(UV-43-H)를 이용하여 30일 동안 자외선을 조사하고 3일 간격으로 유리병 상부 표면에 하드왁스의 경화 여부를 확인하였다. 실험 결과는 아래 표 3 및 4에 정리하였다:The characteristics of the compositions of Examples 1 to 4 and Comparative Examples 1 and 2 of Tables 1 and 2 were evaluated, and the light blocking effect and peeling of the light shielding layers of Examples 5 to 8 and Comparative Examples 5 and 6 were observed. . The shading effect was irradiated with ultraviolet rays for 30 days using a sterilizer (UV-43-H) equipped with an ultraviolet lamp having a wavelength of 253.7 nm under severe conditions, and the hard wax was hardened on the upper surface of the glass bottle every three days. The experimental results are summarized in Tables 3 and 4 below:
표 3
시험 항목 실시예 1 실시예2 실시예3 실시예4 비교예1 비교예2 시험 방법
고화 건조 시간(분) 15 15 15 14 30 32 KS M 6010
용기 내에서의 상태 이상 없음 이상 없음 이상 없음 이상 없음 이상 없음 이상 없음
작업성 이상 없음 이상 없음 이상 없음 이상 없음 점도가 낮음 점도가 낮음
건조 도막의 상태 이상 없음 이상 없음 이상 없음 이상 없음 박리 발생 박리 발생
은폐율(%) 97 97 98 96 41 43
냄새 이상 없음 이상 없음 이상 없음 이상 없음 이상 없음 이상 없음
TABLE 3
Test Items Example 1 Example 2 Example 3 Example 4 Comparative Example 1 Comparative Example 2 Test Methods
Solidification drying time (min) 15 15 15 14 30 32 KS M 6010
Status in the container clear clear clear clear clear clear
Workability clear clear clear clear Low viscosity Low viscosity
State of dry coating clear clear clear clear Peeling Occurrence Peeling Occurrence
Concealment rate (%) 97 97 98 96 41 43
smell clear clear clear clear clear clear
상기 표 3에서 확인할 수 있듯이, 실시예 1 내지 4는 물리적 특성 및 작업성이 비교예 1 및 2에 비해서 우수함을 확인할 수 있었다.As can be seen in Table 3, Examples 1 to 4 was confirmed that the physical properties and workability is superior to Comparative Examples 1 and 2.
표 4
차광 효과 실시예 5 실시예6 실시예7 실시예8 비교예5 비교예6
하드왁스의 경화 발생 여부 발생하지 않음 발생하지 않음 발생하지 않음 발생하지 않음 발생 발생
경화 발생일 - - - - 측정 12일째 측정 15일째
Table 4
Shading effect Example 5 Example 6 Example 7 Example 8 Comparative Example 5 Comparative Example 6
Hard wax hardening occurs Does not occur Does not occur Does not occur Does not occur Occur Occur
Hardening date - - - - Measurement day 12 Measurement day 15
상기 표 4에서 볼 수 있듯이, 실시예 5 내지 8의 경우에는 차광 효과가 우수하여 유리병 내부의 하드왁스가 경화되지 않음을 확인하였다.As can be seen in Table 4, in Examples 5 to 8 it was confirmed that the hard wax inside the glass bottle is not hardened because the light shielding effect is excellent.
이상으로 본 발명의 특정한 부분을 상세히 기술하였는 바, 당 업계의 통상의 지식을 가진 자에게 있어서 이러한 구체적인 기술은 단지 바람직한 구현예일 뿐이며, 이에 본 발명의 범위가 제한되는 것이 아닌 점은 명백하다. 따라서, 본 발명의 실질적인 범위는 첨부된 청구항과 그의 등가물에 의하여 정의된다고 할 것이다.As described above in detail a specific part of the present invention, it is apparent to those skilled in the art that the specific technology is only a preferred embodiment, which is not intended to limit the scope of the present invention. Thus, the substantial scope of the present invention will be defined by the appended claims and equivalents thereof.

Claims (4)

  1. 다음의 단계를 포함하는 유리병 차광층 형성 방법:A glass bottle shading layer forming method comprising the following steps:
    (a) (Ⅰ) 카본 분말 13-28 중량%; (Ⅱ) 아크릴 수지, 알키드 수지, 폴리에스테르 수지, 폴리우레탄 수지, 에폭시 수지, 페놀 수지, 멜라민 수지, 아미노 수지, 비닐 클로라이드 수지, 실리콘 수지, 말레산 수지, 폴리아미드 수지, 니트로셀룰로오스 수지 및 에틸렌-비닐 아세테이트 공중합체 수지로 구성된 군으로부터 선택되는 수지 35-61 중량%; 및 (Ⅲ) 톨루엔, 크실렌, 신너, 부틸 아세테이트, 메틸 아세테이트 및 메틸 이소부틸 케톤으로 구성된 군으로부터 선택되는 용매 26-37 중량%를 포함하는 유리병 차광용 코팅 조성물을 준비하고, 유리병 표면에 상기 유리병 차광용 코팅 조성물을 두께 0.1-0.3 mm로 도포하고, 온도 20-28℃에서 30분 내지 1시간 30분 동안 건조시켜 1차 도포층을 형성하는 단계;(a) 13-28 weight percent of (I) carbon powder; (II) acrylic resins, alkyd resins, polyester resins, polyurethane resins, epoxy resins, phenol resins, melamine resins, amino resins, vinyl chloride resins, silicone resins, maleic acid resins, polyamide resins, nitrocellulose resins and ethylene- 35-61 wt% resin selected from the group consisting of vinyl acetate copolymer resins; And (III) 26-37% by weight of a solvent selected from the group consisting of toluene, xylene, thinner, butyl acetate, methyl acetate, and methyl isobutyl ketone. Coating a glass bottle light-shielding coating composition at a thickness of 0.1-0.3 mm, and drying at a temperature of 20-28 ° C. for 30 minutes to 1 hour 30 minutes to form a primary coating layer;
    (b) 상기 단계 (a)의 1차 도포층에 상기 유리병 차광용 코팅 조성물을 두께 0.1-0.2 mm로 도포하고, 온도 30-32℃에서 30-50분 동안 건조시켜 2차 도포층을 형성하는 단계;(b) coating the glass bottle light-shielding coating composition on the first coating layer of step (a) with a thickness of 0.1-0.2 mm and drying for 30-50 minutes at a temperature of 30-32 ℃ to form a secondary coating layer Doing;
    (c) (i) 아이언 트리옥사이드 레드(Iron trioxide red), 산화 제2철, 브롬화동 프타로시아닌, 실버 화이트 및 카드뮴 옐로로 구성된 군으로부터 선택되는 안료, (ii) 에폭시 수지 및 (iii) 크실렌을 포함하는 코팅 조성물을 상기 단계 (b)의 2차 도포층에 두께 0.1-0.2 mm로 도포하고, 온도 25-28℃에서 40-50분 동안 건조시켜 3차 도포층을 형성하는 단계; 및 (c) a pigment selected from the group consisting of (i) iron trioxide red, ferric oxide, copper bromide phthalocyanine, silver white and cadmium yellow, (ii) epoxy resins and (iii) Applying a coating composition comprising xylene to the second coating layer of step (b) at a thickness of 0.1-0.2 mm and drying at a temperature of 25-28 ° C. for 40-50 minutes to form a third coating layer; And
    (d) 상기 단계 (c)의 3차 도포층에 펄 분말, 아크릴 수지 및 톨루엔을 포함하는 코팅 조성물을 두께 0.1-0.2 mm로 도포하고, 온도 25-28℃에서 40-50분 동안 건조시켜 4차 도포층을 형성하는 단계.(d) coating composition comprising pearl powder, acrylic resin and toluene on the third coating layer of step (c) to a thickness of 0.1-0.2 mm, and dried for 40-50 minutes at a temperature of 25-28 ℃ 4 Forming a primary coating layer.
  2. 제 1 항에 있어서, The method of claim 1,
    상기 단계 (c)의 안료는 실버 화이트인 것을 특징으로 하는 방법.The pigment of step (c) is characterized in that the silver white.
  3. 제 1 항에 있어서, The method of claim 1,
    상기 단계 (c)의 코팅 조성물은 안료 15-25 중량%, 에폭시 수지 45-60 중량% 및 크실렌 25-30 중량%를 포함하는 것을 특징으로 하는 방법.The coating composition of step (c) is characterized in that it comprises 15-25% by weight pigment, 45-60% by weight epoxy resin and 25-30% by weight xylene.
  4. 제 1 항에 있어서, The method of claim 1,
    상기 단계 (d)의 코팅 조성물은 펄 분말 10-15 중량%, 아크릴 수지 50-65 중량% 및 톨루엔 25-35 중량%를 포함하는 것을 특징으로 하는 방법.Wherein the coating composition of step (d) comprises 10-15% by weight of pearl powder, 50-65% by weight of acrylic resin and 25-35% by weight of toluene.
PCT/KR2013/004643 2012-10-26 2013-05-28 Coating composition for light shading of glass bottle and method for forming light shading layer in glass bottle WO2014065481A1 (en)

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KR101627323B1 (en) 2013-07-18 2016-06-03 주식회사 한결디씨에스 Method for Manufacturing Container with Sun-Blocking Layer and Container therefrom
KR101362391B1 (en) * 2013-07-25 2014-02-12 남궁선 Coating composition for sun-blocking of glass bottle and glass bottle manufacturing method using the same composition
US9914848B1 (en) 2016-10-31 2018-03-13 Ppg Architectural Finishes, Inc. Refinish coating composition
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