KR101157121B1 - Waterborne coating composition for tire - Google Patents
Waterborne coating composition for tire Download PDFInfo
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- KR101157121B1 KR101157121B1 KR1020100048280A KR20100048280A KR101157121B1 KR 101157121 B1 KR101157121 B1 KR 101157121B1 KR 1020100048280 A KR1020100048280 A KR 1020100048280A KR 20100048280 A KR20100048280 A KR 20100048280A KR 101157121 B1 KR101157121 B1 KR 101157121B1
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- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
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- 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
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
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- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of 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 an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/10—Homopolymers or copolymers of unsaturated ethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/45—Anti-settling agents
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- 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
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- 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
- C09D7/63—Additives non-macromolecular organic
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- 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
- C09D7/65—Additives macromolecular
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Abstract
본 발명은 수성 타이어 코팅제 조성물에 관한 것으로, 더욱 상세하게는 수성 폴리우레탄, 그라펜, 계면활성제, 소광제, 침강방지제, 분산제, 소포제 및 물을 포함하여 이루어진다.
전술한 성분으로 이루어지는 수성 타이어 코팅제 조성물은 은폐력, 내구성 및 습윤성이 우수한 탁월한 효과를 나타낸다.The present invention relates to an aqueous tire coating composition, more particularly comprising an aqueous polyurethane, graphene, surfactant, matting agent, anti-settling agent, dispersant, antifoaming agent and water.
An aqueous tire coating composition composed of the above-described components exhibits excellent effects of excellent hiding power, durability and wettability.
Description
본 발명은 수성 타이어 코팅제 조성물에 관한 것으로, 더욱 상세하게는 수성 폴리우레탄, 그라펜, 계면활성제, 소광제, 침강방지제, 분산제, 소포제 및 물을 포함하여 이루어진다.
The present invention relates to an aqueous tire coating composition, more particularly comprising an aqueous polyurethane, graphene, surfactant, matting agent, anti-settling agent, dispersant, antifoaming agent and water.
본 발명은 수성 타이어 코팅제 조성물에 관한 것으로, 더욱 상세하게는 수성 폴리우레탄, 그라펜, 계면활성제, 소광제, 침강방지제, 분산제, 소포제 및 물을 포함하여 이루어진다.The present invention relates to an aqueous tire coating composition, more particularly comprising an aqueous polyurethane, graphene, surfactant, matting agent, anti-settling agent, dispersant, antifoaming agent and water.
종래에 타이어는 차량에 장착되어 사용되기 전까지 보관되는 기간이 증가하게 되면, 타이어에 포함되어 있는 산화방지제 및 왁스 성분 등의 첨가제가 타이어 표면부위로 이동하여 타이어의 외관 품질을 손상시켜 상품성을 저하시키는 문제점이 있었다.Conventionally, when the tire is stored in the vehicle until it is stored for a long time, additives such as antioxidants and wax components contained in the tire move to the surface of the tire to impair the appearance quality of the tire and thereby deteriorate the merchandise. There was a problem.
전술한 문제점을 해결하기 위해 보관중인 타이어 표면에는 코팅제를 코팅하여 보관하는데, 종래에 타이어 코팅제는 고분자 물질 또는 왁스 류를 바인더로 사용하고, 이러한 성분들을 용매에 녹인 유성 타입이 주로 사용되고 있다.In order to solve the above problems, the surface of the tire being stored is coated with a coating agent, and in the related art, a tire coating agent uses a polymer material or waxes as a binder, and an oil type in which these components are dissolved in a solvent is mainly used.
또한, 코팅제의 은폐력과 외관 향상을 위해 카본블랙 등을 충전재로 사용하고 있으나, 전술한 카본블랙은 바인더 성분의 함량보다 많은 과량을 첨가해야 우수한 은폐력이 얻어지고, 타이어 코팅제의 외관을 향상시킬 수 있는데, 카본블랙이 과량 첨가된 타이어 코팅제로 형성된 타이어 코팅막은 내구성이 취약한 문제점이 있었다.
In addition, although carbon black is used as a filler to improve the hiding power and appearance of the coating agent, the above-mentioned carbon black may have an excellent hiding power when an excess amount of the binder component is added, thereby improving the appearance of the tire coating agent. The tire coating film formed of the tire coating agent in which carbon black is added excessively has a problem in that durability is weak.
본 발명의 목적은 수성 폴리우레탄이 첨가되어 우수한 수분산성을 가지며, 그라펜이 첨가되어 우수한 내구성, 은폐력 및 외관을 갖는 수성 타이어 코팅제 조성물을 제공하는 것이다.
It is an object of the present invention to provide an aqueous tire coating composition which is added with an aqueous polyurethane to have excellent water dispersibility and that graphene is added to have excellent durability, hiding power and appearance.
본 발명의 목적은 수성 폴리우레탄, 그라펜, 계면활성제, 소광제, 침강방지제, 분산제 및 소포제를 포함하여 이루어지는 것을 특징으로 하는 수성 타이어 코팅제 조성물을 제공함에 의해 달성된다.The object of the present invention is achieved by providing an aqueous tire coating composition comprising an aqueous polyurethane, graphene, surfactant, matting agent, antisettling agent, dispersant and antifoaming agent.
본 발명의 바람직한 특징에 따르면, 상기 수성 타이어 코팅제 조성물은 수성 폴리우레탄 100 중량부, 그라펜 1 내지 10 중량부, 계면활성제 2 내지 20 중량부, 소광제 3 내지 8 중량부, 침강방지제 4 내지 5 중량부, 분산제 8 내지 12 중량부, 소포제 0.1 내지 1 중량부 및 물 270 내지 3000 중량부를 포함하여 이루어지는 것으로 한다.According to a preferred feature of the present invention, the aqueous tire coating composition is 100 parts by weight of aqueous polyurethane, 1 to 10 parts by weight of graphene, 2 to 20 parts by weight of surfactant, 3 to 8 parts by weight of matting agent, 4 to 5 anti-settling agent It is supposed to include a weight part, 8 to 12 parts by weight of dispersant, 0.1 to 1 part by weight of antifoaming agent and 270 to 3000 parts by weight of water.
본 발명의 더 바람직한 특징에 따르면, 상기 계면활성제는 소디움도데실설포네이트, 폴리에틸렌글리콜모노라우레이트 및 트리톤 X-100으로 이루어진 그룹으로부터 선택된 하나를 포함하여 이루어지는 것으로 한다.According to a further preferred feature of the invention, the surfactant is to comprise one selected from the group consisting of sodium dodecylsulfonate, polyethylene glycol monolaurate and Triton X-100.
본 발명의 더욱 바람직한 특징에 따르면, 상기 소광제는 실리카를 포함하여 이루어지는 것으로 한다.According to a further preferred feature of the invention, the quencher comprises silica.
본 발명의 더욱 더 바람직한 특징에 따르면, 상기 침강방지제는 소디움염이 혼합된 알킬에테르공중합체 75 중량부 및 물 25 중량부를 포함하여 이루어지는 것으로 한다.According to an even more preferred feature of the present invention, the anti-settling agent comprises 75 parts by weight of alkyl ether copolymer mixed with sodium salt and 25 parts by weight of water.
본 발명의 더욱 더 바람직한 특징에 따르면, 상기 분산제는 알킬변성폴리디메틸실록산을 포함하여 이루어지는 것으로 한다.According to a further preferred feature of the invention, the dispersant is to comprise an alkyl-modified polydimethylsiloxane.
본 발명의 더욱 더 바람직한 특징에 따르면, 상기 소포제는 실리콘 베이스 에멀젼 이형제를 포함하여 이루어지는 것으로 한다.
According to a further preferred feature of the invention, the antifoaming agent is to comprise a silicone base emulsion release agent.
본 발명에 따른 수성 타이어 코팅제 조성물은 수성 폴리우레탄이 첨가되어 우수한 수분산성을 가지며, 그라펜이 첨가되어 우수한 내구성, 은폐력 및 외관을 갖는 코팅막을 형성하는 탁월한 효과를 나타낸다.
The aqueous tire coating composition according to the present invention has excellent water dispersibility by addition of water-based polyurethane and excellent effect of forming a coating film having excellent durability, hiding power and appearance by adding graphene.
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.
Hereinafter, preferred embodiments of the present invention and physical properties of the respective components will be described in detail with reference to the accompanying drawings. However, the present invention is not limited thereto, And this does not mean that the technical idea and scope of the present invention are limited.
본 발명에 따른 수성 타이어 코팅제 조성물은 수성 폴리우레탄, 그라펜, 계면활성제, 소광제, 침강방지제, 분산제, 소포제 및 물을 포함하여 이루어지며, 더욱 바람직하게는, 수성 폴리우레탄 100 중량부, 그라펜 1 내지 10 중량부, 계면활성제 2 내지 20 중량부, 소광제 3 내지 8 중량부, 침강방지제 4 내지 5 중량부, 분산제 8 내지 12 중량부, 소포제 0.1 내지 1 중량부 및 물 270 내지 3000 중량부를 포함하여 이루어진다.
The aqueous tire coating composition according to the present invention comprises an aqueous polyurethane, graphene, surfactant, quencher, antisettling agent, dispersant, antifoaming agent and water, more preferably, 100 parts by weight of aqueous polyurethane, graphene 1 to 10 parts by weight, 2 to 20 parts by weight of surfactant, 3 to 8 parts by weight of matting agent, 4 to 5 parts by weight of antisettling agent, 8 to 12 parts by weight of dispersant, 0.1 to 1 part by weight of antifoaming agent and 270 to 3000 parts by weight of water It is made to include.
전술한 수성 폴리우레탄은 100 중량부가 첨가되며, 폴리올 화합물, 이소시아네이트 화합물, 유화제, 사슬연장제 및 중화제를 반응시켜 제조되는데, 전술한 폴리올 화합물은 폴리카프로락톤디올(polycaprolactone diol)이나 폴리에틸렌아디페이트디올(polyethylene adipate diol)과 같은 폴레에스테르디올류, 폴리테트라메틸렌글리콜이나 폴리프로필렌글리콜과 같은 폴리에테르디올류가 사용될 수 있으며, 그 외에도 폴리카보네이트 디올류, 에틸렌글리콜, 1,4-부탄디올 등이 사용될 수 있다.The above-mentioned aqueous polyurethane is added in an amount of 100 parts by weight, and is prepared by reacting a polyol compound, an isocyanate compound, an emulsifier, a chain extender, and a neutralizing agent. The polyol compound described above may be prepared using polycaprolactone diol or polyethylene adipate diol ( polyester diols such as polyethylene adipate diol), polyetherdiols such as polytetramethylene glycol or polypropylene glycol may be used, and polycarbonate diols, ethylene glycol, 1,4-butanediol, etc. may also be used. .
전술한 이소시아네이트 화합물은 이소포론디이소시아네이트나 헥사메틸렌디이소시아네이트와 같은 지방족 이소시아네이트, 메틸렌비스시클로헥산디이소시아네이트와 같은 지환족 이소시아네이트, 4,4-디페닐메탄디이소시아네이트와 같은 방향족 이소시아네이트 등이 사용될 수 있다.As the above-mentioned isocyanate compound, aliphatic isocyanates such as isophorone diisocyanate or hexamethylene diisocyanate, alicyclic isocyanates such as methylenebiscyclohexane diisocyanate, aromatic isocyanates such as 4,4-diphenylmethane diisocyanate and the like can be used.
전술한 유화제는 디메틸올프로판오익산 또는 디메틸올부탄오익산을 포함하여 이루어지며, 히드록실기 있어 우레탄화 반응에 참여가능하고, 유화를 위한 이온기가 보유되어 수성 폴리우레탄에 자기유화 성능을 부여하는 역할을 한다.The emulsifier described above comprises dimethylolpropaneoic acid or dimethylolbutanioic acid, and is a hydroxyl group, which is capable of participating in the urethanation reaction and retains ionic groups for emulsification to impart self-emulsifying performance to the aqueous polyurethane. Play a role.
전술한 사슬연장제는 아민기를 둘 이상 가진 에틸렌디아민 또는 트리에틸렌테트라아민을 포함하여 이루어지며, 우레탄화 반응에서 우레탄의 사슬을 연결하여 분자량을 증가시키는 역할을 한다.The chain extender described above comprises ethylenediamine or triethylenetetraamine having two or more amine groups, and serves to increase the molecular weight by connecting the chains of urethane in the urethanation reaction.
전술한 중화제는 아민기를 한 개 보유한 트리에틸아민과 같은 성분이 사용된다.
As the neutralizing agent described above, a component such as triethylamine having one amine group is used.
전술한 그라펜은 1 내지 10 중량부가 첨가되는데, 그라펜의 함량이 1 중량부 미만이면 은폐력 및 외관향상 효과가 미흡하며, 10 중량부를 초과하면 수성 타이어 코팅제로 형성된 코팅막의 기계적 물성이 감소된다.1 to 10 parts by weight of the above-described graphene is added. If the content of the graphene is less than 1 part by weight, the hiding power and appearance improvement effect are insufficient. When the content of the graphene exceeds 10 parts by weight, the mechanical properties of the coating film formed of the aqueous tire coating agent are reduced.
전술한 그라펜은 층간격이 0.335 나노미터이며, 그라펜의 층은 반데르발스힘으로 결합하고 있는데, 그라펜이 수 나노미터 미만의 두께를 가지면, 두께에 비해 가로 및 새로의 길이가 길어 표면적이 넓고, 모듈러스가 크며, 전기 및 열 전도도가 매우 우수하다.The above-mentioned graphene has a layer thickness of 0.335 nanometers, and the layers of graphene are bonded by van der Waals force. If the graphene has a thickness of less than several nanometers, the surface area of the graphene is longer and wider than the thickness, and thus the surface area is long. It is wide, has a high modulus, and has very good electrical and thermal conductivity.
따라서, 전술한 그라펜을 수성 폴리우레탄에 분산하면, 수성 폴리우레탄 성분의 기계적 물성 및 은폐력이 향상된다.
Therefore, when the above-mentioned graphene is dispersed in the aqueous polyurethane, the mechanical properties and hiding power of the aqueous polyurethane component are improved.
전술한 계면활성제는 음이온, 양이온 및 비이온성 계면활성제라면 어떠한 것이든 사용가능하나, 소디움도데실설포네이트, 폴리에틸렌글리콜모노라우레이트 및 트리톤 X-100으로 이루어진 그룹으로부터 선택된 하나를 포함하여 이루어지는 것이 더욱 바람직한데, 이러한 계면활성제는 전술한 그라펜과 함께 수분산 되어 그라펜의 분산력을 높여주는 역할을 한다.
The above-mentioned surfactant can be used as long as it is an anionic, cationic and nonionic surfactant, but more preferably comprises one selected from the group consisting of sodium dodecylsulfonate, polyethylene glycol monolaurate and triton X-100. In addition, such a surfactant is dispersed along with the above-described graphene serves to increase the dispersion of the graphene.
전술한 소광제는 3 내지 8 중량부가 첨가되며, 실리카를 포함하여 이루어지는데, 이러한 소광제는 수성 타이어 코팅제 조성물로 형성된 코팅막의 광택을 감소시킨다.
The above-mentioned quencher is added 3 to 8 parts by weight, and comprises silica, which reduces the glossiness of the coating film formed of the aqueous tire coating composition.
전술한 침강방지제는 4 내지 5 중량부가 첨가되며, 소디움염이 혼합된 알킬에테르공중합체 75 중량부 및 물 25 중량부를 포함하여 이루어지는데, 전술한 소광제의 침강을 방지하여, 소광제가 수성 타이어 코팅제 조성물에 고르게 퍼질 수 있도록 하는 역할을 한다.
The above-mentioned anti-settling agent is added 4 to 5 parts by weight, and comprises 75 parts by weight of alkyl ether copolymer mixed with sodium salt and 25 parts by weight of water. To spread evenly over the composition.
전술한 분산제는 8 내지 12 중량부가 첨가되며, 알킬변성폴리디메틸실록산을 포함하여 이루어지는데, 전술한 그라펜 및 소광제가 수성폴리우레탄에 고르게 분산될 수 있도록 하는 역할을 한다.
The aforementioned dispersant is added 8 to 12 parts by weight, and comprises an alkyl-modified polydimethylsiloxane, which serves to make the aforementioned graphene and quencher evenly dispersed in the aqueous polyurethane.
전술한 소포제는 0.1 내지 1 중량부가 첨가되며, 실리콘 베이스 에멀젼 이형제를 포함하여 이루어지는데, 이러한 소포제는 수성 타이어 코팅제 조성물에서 발생하는 기포를 제거하는 역할을 한다.
The above-mentioned antifoaming agent is added in an amount of 0.1 to 1 parts by weight, and comprises a silicone base emulsion release agent, which serves to remove bubbles generated in the aqueous tire coating composition.
이하에서는, 본 발명에 따른 수성 타이어 코팅제 조성물의 제조방법 및 물성을 실시예를 들어 설명한다.
Hereinafter, the production method and physical properties of the aqueous tire coating composition according to the present invention will be described with reference to Examples.
<실시예 1>≪ Example 1 >
발연질산 200㎖가 담긴 1L의 플라스크를 얼음물에 담가 냉각하고, 냉각된 플라스크에 삼정C&C사의 팽창흑연 10g을 투입하여 교반하고, 흑연이 교반된 플라스크에 염소산칼륨 80g을 한 시간 동안 나눠서 서서히 투입하고, 상온에서 교반하여 투입된 흑연을 산화시키고 24시간 동안 방치한 후에 플라스크에 담긴 혼합물을 3L의 증류수가 첨가되어 있는 반응조에 부은 후에, 산화흑연을 걸러내어 세척하고, 세척된 산화흑연을 100℃에서 건조한 후에 파쇄하여 분말 상태로 제조하고, 파쇄된 산화흑연을 석영관에 넣고 질소가스를 공급한 후에 1100℃의 전기로에 1분간 투입하여, 산화 흑연층이 얇은 박판 형태로 박리된 그라펜을 제조하였다.
1L flask containing 200 ml of fuming nitric acid was immersed in iced water, cooled, and poured into the cooled flask by adding 10 g of expanded graphite of Samjung C & C. After stirring at room temperature, the added graphite was oxidized and left for 24 hours, and then the mixture contained in the flask was poured into a reactor to which 3L of distilled water was added, and then filtered and washed with graphite oxide, and the washed graphite oxide was dried at 100 ° C. The crushed graphite oxide was prepared in a powder state. The crushed graphite oxide was placed in a quartz tube, supplied with nitrogen gas, and then charged into an electric furnace at 1100 ° C. for 1 minute to prepare a graphene in which the graphite oxide layer was separated into a thin thin plate.
<실시예 2><Example 2>
실시예 1과 동일하게 진행하되, 현대코마사에서 제조된 흑연 HC-908을 사용하여 그라펜을 제조하였다.
Proceed in the same manner as in Example 1, graphene was prepared using Graphite HC-908 manufactured by Hyundai Cooma.
전술한 실시예 1 내지 2를 통해 제조된 그라펜의 원소조성, 입자크기 및 표면적을 분석하여 아래 표 1에 나타내었다.
The elemental composition, particle size and surface area of the graphene prepared through the above Examples 1 to 2 are analyzed and shown in Table 1 below.
<표 1>TABLE 1
위에 표 1에 나타낸 것처럼 본 발명에 따른 실시예 1 내지 2를 통해 제조된 그라펜은 미세한 입자크기와 넓은 표면적을 갖는다.
As shown in Table 1 above, the graphene prepared through Examples 1 to 2 according to the present invention has a fine particle size and a large surface area.
<실시예 3><Example 3>
삼영폴리테크의 수성 폴리우레탄(JK-3450) 고형분 100 중량부, 실시예 1을 통해 제조된 그라펜 3 중량부, 소디움도데실설포네이트 3 중량부, 실리카 4 중량부, 소디움염이 혼합된 알킬에테르공중합체 75 중량부 및 물 25 중량부를 포함하여 이루어진 침강방지제 4.5 중량부, 알킬변성폴리디메틸실록산 10 중량부, 실리콘 베이스 에멀젼 이형제 0.5 중량부 및 물 705 중량부를 포함하여 이루어지는 것을 특징으로 하는 수성 타이어 코팅제 조성물.
100 parts by weight of Samyoung Polytech's aqueous polyurethane (JK-3450) solids, 3 parts by weight of graphene prepared in Example 1, 3 parts by weight of sodium dodecylsulfonate, 4 parts by weight of silica, and an alkyl mixture of sodium salt An aqueous tire comprising 4.5 parts by weight of antisettling agent comprising 75 parts by weight of ether copolymer and 25 parts by weight of water, 10 parts by weight of alkyl-modified polydimethylsiloxane, 0.5 parts by weight of silicone-based emulsion release agent and 705 parts by weight of water. Coating composition.
<실시예 4><Example 4>
실시예 3과 동일하게 진행하되, 실시예 1을 통해 제조된 그라펜 2 중량부와 소디움도데실설포네이트 2 중량부를 이용하여 수성 타이어 코팅제 조성물을 제조하였다.
Proceed in the same manner as in Example 3, using 2 parts by weight of the graphene prepared by Example 1 and 2 parts by weight of sodium dodecylsulfonate to prepare an aqueous tire coating composition.
<비교예 1>≪ Comparative Example 1 &
실시예 3과 동일하게 진행하되, 실시예 1을 통해 제조된 그라펜 0.5 중량부와 소디움도데실설포네이트 1 중량부를 이용하여 수성 타이어 코팅제 조성물을 제조하였다.
Proceed in the same manner as in Example 3, using 0.5 parts by weight of the graphene prepared by Example 1 and 1 part by weight of sodium dodecylsulfonate to prepare an aqueous tire coating composition.
<실시예 5><Example 5>
삼영폴리테크의 수성폴리우레탄(JK-3450) 고형분 100 중량부, 실시예 2를 통해 제조된 그라펜 3 중량부, 소디움도데실설포네이트 3 중량부, 실리카 5 중량부, 소디움염이 혼합된 알킬에테르공중합체 75 중량부 및 물 25 중량부로 이루어진 침강방지제 4.5 중량부, 알킬변성폴리디메틸실록산 10 중량부, 실리콘 베이스 에멀젼 이형제 0.5 중량부 및 물 705 중량부를 혼합하여 수성 타이어 코팅제 조성물을 제조하였다.
100 parts by weight of the solid polyurethane (JK-3450) of Samyoung Polytech, 3 parts by weight of graphene prepared by Example 2, 3 parts by weight of sodium dodecylsulfonate, 5 parts by weight of silica, alkyl mixed with sodium salt An aqueous tire coating composition was prepared by mixing 4.5 parts by weight of a sedimentation agent consisting of 75 parts by weight of ether copolymer and 25 parts by weight of water, 10 parts by weight of an alkyl-modified polydimethylsiloxane, 0.5 parts by weight of a silicone base emulsion release agent, and 705 parts by weight of water.
<실시예 6><Example 6>
실시예 5과 동일하게 진행하되, 실시예 2를 통해 제조된 그라펜 2 중량부와 소디움도데실설포네이트 2 중량부 이용하여 수성 타이어 코팅제 조성물을 제조하였다.
Proceed in the same manner as in Example 5, using 2 parts by weight of graphene prepared by Example 2 and 2 parts by weight of sodium dodecylsulfonate to prepare an aqueous tire coating composition.
<비교예 2>Comparative Example 2
실시예 5와 동일하게 진행하되, 실시예 2를 통해 제조된 그라펜 0.5 중량부와 소디움도데실설포네이트 1 중량부를 이용하여 수성 타이어 코팅제 조성물을 제조하였다.
Proceed in the same manner as in Example 5, using 0.5 parts by weight of graphene prepared by Example 2 and 1 part by weight of sodium dodecylsulfonate to prepare an aqueous tire coating composition.
전술한 실시예 3 내지 6 및 비교예 1 내지 2를 통해 제조된 수성 타이어 코팅제 조성물의 은폐력, 내구성, 외관 및 습윤성을 측정하여 아래 표 2에 나타내었다.The hiding power, durability, appearance, and wettability of the aqueous tire coating composition prepared through the aforementioned Examples 3 to 6 and Comparative Examples 1 to 2 were measured and shown in Table 2 below.
(단, 은폐력은 백묵이나 은펜으로 타이어에 선을 표시하고, 본 발명에 의해 제조된 수성 타이어 코팅제 고형분을 선이 표시된 타이어 표면에 4.0mg/cm2으로 도포하고 25℃에서 5분간 건조한 후에 은폐여부를 평가하였다.(However, the concealing force is marked with a chalk or silver pen on the tire, and the aqueous tire coating solids prepared according to the present invention is applied to the tire surface marked with a line of 4.0mg / cm 2 and dried at 25 ℃ for 5 minutes or not Was evaluated.
내구성은 본 발명에 의해 제조된 수성 타이어 코팅제 고형분을 타이어 표면에 4.0mg/cm2으로 도포하고 25℃에서 5분간 건조한 후에 도포된 코팅액을 손으로 문지른 후에 도막상태를 확인하고, 타이어의 측면부위를 서로 마찰시켜 도막상태를 확인하였다.The durability is applied to the tire surface of the aqueous tire coating agent prepared by the present invention at 4.0mg / cm 2 and dried at 25 ℃ for 5 minutes, after rubbing the coating liquid by hand to check the coating state, and the side surface of the tire The coating state was confirmed by rubbing each other.
외관은 본 발명에 의해 제조된 수성 타이어 코팅제 고형분을 타이어 표면에 4.0mg/cm2으로 도포하고, 타이어 코팅제가 도포되지 않은 타이어와의 색상 및 광택을 비교하여 평가하였다.The appearance was evaluated by applying the aqueous tire coating solids prepared according to the present invention to the tire surface at 4.0 mg / cm 2 , and comparing the color and gloss of the tire with no tire coating applied.
습윤성은 본 발명에 의해 제조된 수성 타이어 코팅제 고형분을 타이어 표면에 4.0mg/cm2으로 도포한 직후에 타이어를 80°로 기울여 코팅액이 흘러내리는 동안 새깅(Sagging) 형상 유무를 확인하여 평가하였다.The wettability was evaluated by checking the presence or absence of a sagging shape while the coating liquid flowed by tilting the tire at 80 ° immediately after applying the aqueous tire coating solid prepared in the present invention to the tire surface at 4.0 mg / cm 2 .
새깅은 코팅제가 타이어를 타고 흘러내리면서 고팅 두께가 불균일하여 반원상이나 고드름상 등이 발생하는 현상으로 타이어 외관불량의 주요 요인으로 손꼽히고 있다.)
Sagging is a phenomenon that the semi-circular or icicle shape occurs due to the uneven thickness of coating as the coating flows down the tire.
<표 2><Table 2>
위에 표 2에 나타낸 것처럼 본 발명에 따른 실시예 3 내지 6을 통해 제조된 수성 타이어 코팅제 조성물은 비교예 1 내지 2를 통해 제조된 수성 타이어 코팅제 조성물에 비해 은폐력, 내구성, 외관 및 습윤성이 우수한 것을 알 수 있다.As shown in Table 2 above, it was found that the aqueous tire coating composition prepared through Examples 3 to 6 according to the present invention had superior hiding power, durability, appearance, and wettability compared to the aqueous tire coating composition prepared through Comparative Examples 1 to 2. Can be.
또한, 실시예 3을 통해 제조된 수성 타이어 코팅제 조성물이 가장 우수한 물성을 나타내는 것을 알 수 있다.In addition, it can be seen that the aqueous tire coating composition prepared in Example 3 exhibits the best physical properties.
Claims (7)
상기 침강방지제는 소디움염이 혼합된 알킬에테르공중합체 75 중량부 및 물 25 중량부를 포함하여 이루어지고,
상기 그라펜은 층간격이 0.335 나노미터인 것을 특징으로 하는 수성 타이어 코팅제 조성물.
100 parts by weight of aqueous polyurethane, 1 to 10 parts by weight of graphene, 2 to 20 parts by weight of surfactant, 3 to 8 parts by weight of matting agent, 4 to 5 parts by weight of antisettling agent, 8 to 12 parts by weight of dispersant, 0.1 to 1 antifoaming agent Made by weight and 270 to 3000 parts by weight of water,
The anti-settling agent comprises 75 parts by weight of alkyl ether copolymer mixed with sodium salt and 25 parts by weight of water,
The graphene is an aqueous tire coating composition, characterized in that the layer spacing is 0.335 nanometers.
상기 계면활성제는 소디움도데실설포네이트, 폴리에틸렌글리콜모노라우레이트 및 트리톤 X-100으로 이루어진 그룹으로부터 선택된 하나를 포함하여 이루어지는 것을 특징으로 하는 수성 타이어 코팅제 조성물.
The method according to claim 1,
The surfactant is an aqueous tire coating composition comprising one selected from the group consisting of sodium dodecylsulfonate, polyethylene glycol monolaurate and Triton X-100.
상기 소광제는 실리카를 포함하여 이루어지는 것을 특징으로 하는 수성 타이어 코팅제 조성물.
The method according to claim 1,
The aqueous quencher composition, characterized in that the matting agent comprises silica.
상기 분산제는 알킬변성폴리디메틸실록산을 포함하여 이루어지는 것을 특징으로 하는 수성 타이어 코팅제 조성물.
The method according to claim 1,
The dispersant is an aqueous tire coating composition, characterized in that it comprises an alkyl-modified polydimethylsiloxane.
상기 소포제는 실리콘 베이스 에멀젼 이형제를 포함하여 이루어지는 것을 특징으로 하는 수성 타이어 코팅제 조성물.The method according to claim 1,
The antifoaming agent is an aqueous tire coating composition comprising a silicone base emulsion release agent.
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| KR1020100048280A KR101157121B1 (en) | 2010-05-24 | 2010-05-24 | Waterborne coating composition for tire |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104861760A (en) * | 2014-02-24 | 2015-08-26 | 安炬科技股份有限公司 | Graphene composite coating |
| CN109355000A (en) * | 2018-09-29 | 2019-02-19 | 江苏凯伦建材股份有限公司 | A kind of process for producing polyurethane water-proof paint |
| KR20230001630A (en) | 2021-06-29 | 2023-01-05 | 주식회사 윌켐코리아 | Manufacturing method of eco-friendly water-based ink for tire marking |
| KR102636963B1 (en) | 2023-07-03 | 2024-02-15 | 주식회사 제이두홀딩스 | Coating composition for tire |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108587441A (en) * | 2018-03-27 | 2018-09-28 | 华豹（天津）新材料科技发展股份有限公司 | A kind of watersoluble plumbago alkene acroleic acid polyurethane coating and preparation method thereof |
| CN109053987A (en) * | 2018-06-15 | 2018-12-21 | 福建师范大学 | A kind of preparation method of graphene/nickel compound modified aqueous polyurethane material |
| CN109354999A (en) * | 2018-09-29 | 2019-02-19 | 江苏凯伦建材股份有限公司 | A kind of polyurethane water-proof paint production line |
| CN109852173A (en) * | 2018-12-12 | 2019-06-07 | 合众（佛山）化工有限公司 | Graphene is modified silicone acrylic emulsion anti-corrosion anti-static coatings |
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| KR20090024346A (en) * | 2007-09-04 | 2009-03-09 | 주식회사 용진유화 | Composition for coating tire |
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| KR20090104276A (en) * | 2008-03-31 | 2009-10-06 | 금호타이어 주식회사 | Coating composition for tire |
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| KR20090024346A (en) * | 2007-09-04 | 2009-03-09 | 주식회사 용진유화 | Composition for coating tire |
| KR20090066426A (en) * | 2007-12-20 | 2009-06-24 | 엔바로테크 주식회사 | Conductive polyurethane resin containing graphen or expanded graphite |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104861760A (en) * | 2014-02-24 | 2015-08-26 | 安炬科技股份有限公司 | Graphene composite coating |
| CN104861760B (en) * | 2014-02-24 | 2018-05-11 | 北京烯创科技有限公司 | graphene composite coating |
| CN109355000A (en) * | 2018-09-29 | 2019-02-19 | 江苏凯伦建材股份有限公司 | A kind of process for producing polyurethane water-proof paint |
| KR20230001630A (en) | 2021-06-29 | 2023-01-05 | 주식회사 윌켐코리아 | Manufacturing method of eco-friendly water-based ink for tire marking |
| KR102636963B1 (en) | 2023-07-03 | 2024-02-15 | 주식회사 제이두홀딩스 | Coating composition for tire |
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| KR20110128687A (en) | 2011-11-30 |
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