KR101897909B1 - Elastic paving composition using bio polyol - Google Patents
Elastic paving composition using bio polyol Download PDFInfo
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- KR101897909B1 KR101897909B1 KR1020170054155A KR20170054155A KR101897909B1 KR 101897909 B1 KR101897909 B1 KR 101897909B1 KR 1020170054155 A KR1020170054155 A KR 1020170054155A KR 20170054155 A KR20170054155 A KR 20170054155A KR 101897909 B1 KR101897909 B1 KR 101897909B1
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/088—Removal of water or carbon dioxide from the reaction mixture or reaction components
- C08G18/0885—Removal of water or carbon dioxide from the reaction mixture or reaction components using additives, e.g. absorbing agents
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
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- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0025—Crosslinking or vulcanising agents; including accelerators
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- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0041—Optical brightening agents, organic pigments
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/02—Halogenated hydrocarbons
- C08K5/03—Halogenated hydrocarbons aromatic, e.g. C6H5-CH2-Cl
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- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
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- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
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Abstract
Description
본 발명은 바이오 폴리올을 이용한 탄성 포장재 조성물에 대한 것으로, 더욱 상세하게는 바이오 폴리올 30 내지 50중량부, 메틸렌 디페닐 디이소시아네이트 20 내지 30중량부, 분산제 0.1 내지 1.0중량부, 유기안료 1 내지 15중량부, 체질안료 30 내지 50중량부, 방향족 탄화수소 5 내지 10중량부, 소포제 0.1 내지 1.0중량부, 수분흡수제 1 내지 10중량부, 경화촉진제 0.1 내지 1.0중량부, 마이크로섬유 0.1 내지 5중량부, 에바칩 0.1 내지 5중량부, 에테닐기를 포함하는 중합 단량체 0.2 내지 10중량부 및 폴리실라잔 2 내지 4중량부를 포함하여, 식물성 오일을 기반으로 하여 생산된 바이오 폴리올을 이용하므로 유해 물질 배출을 저감시켜 친환경성을 도모할 수 있고, 탄성 성능을 향상시킬 수 있는 바이오 폴리올을 이용한 탄성 포장재 조성물에 대한 것이다.The present invention relates to an elastic packaging composition using a biopolyol, and more particularly, to a composition containing 30 to 50 parts by weight of a biopolyol, 20 to 30 parts by weight of methylene diphenyl diisocyanate, 0.1 to 1.0 part by weight of a dispersant, 1 to 10 parts by weight of a water absorbent, 0.1 to 1.0 part by weight of a curing accelerator, 0.1 to 5 parts by weight of microfibers, EVA 0.1 to 5 parts by weight of a chip, 0.2 to 10 parts by weight of a polymerizable monomer containing an ethenyl group, and 2 to 4 parts by weight of a polysilazane are used, so that the emission of harmful substances is reduced by using a bio- And an elastomeric packaging material composition using the biopolyol which can improve the elasticity and improve the environmental friendliness.
학교, 공원 등에는 보행 또는 운동 중인 사람에게 가해지는 충격을 완화할 수 있도록 탄성 포장재가 시공되어 있다. 상기 탄성 포장재는 콘크리트나 아스팔트 노면에 우레탄 등으로 이루어지는 하도층, 탄성 포장재 조성물로 이루어져 탄성력을 제공하는 중도층 및 우레탄 등으로 이루어지는 상도층이 차례로 시공되어 형성되게 된다. 상기 중도층은 탄성을 제공할 수 있는 층으로, 하기의 특허문헌처럼 탄성 포장재 조성물이 사용되게 된다.Schools, parks, etc. are equipped with elastic packaging materials to mitigate impacts on people walking or exercising. The elastic packaging material is formed by sequentially forming a lower layer made of urethane or the like on a concrete or an asphalt road surface, a middle layer made of an elastic packaging composition to provide an elastic force, and an upper layer made of urethane or the like. The intermediate layer is a layer capable of providing elasticity, and an elastic packaging material composition such as the following patent document will be used.
(특허문헌)(Patent Literature)
특허 제10-0731648호(2007. 06. 18. 등록) "고내구성 탄성포장재, 그 포장재를 이용한 탄성포장체 및 그 포장방법"Patent No. 10-0731648 (registered Jun. 18, 2007) "Highly durable elastic packaging material, elastic packaging material using the packaging material and packaging method thereof"
하지만, 종래의 탄성 포장재를 형성하기 위해 사용되는 조성물은 합성 폴리올이 사용되어 환경적으로 유해하고, 탄성력이 떨어져 완충 기능을 충분히 수행할 수 없는 문제가 있었다.However, the composition used for forming the conventional elastic packaging material is environmentally harmful using a synthetic polyol, and has a problem that the elasticity is weak and the buffering function can not be sufficiently performed.
본 발명은 상기의 문제점을 해결하기 위해 안출된 것으로,SUMMARY OF THE INVENTION The present invention has been made to solve the above problems,
본 발명은 식물성 오일을 기반으로 하여 생산된 바이오 폴리올을 이용하므로 유해 물질 배출을 저감시켜 친환경성을 도모할 수 있는 바이오 폴리올을 이용한 탄성 포장재 조성물을 제공하는데 그 목적이 있다.It is an object of the present invention to provide an elastic packaging material composition using a biopolyol which can reduce the emission of harmful substances and thereby promote environmental friendliness.
또한, 본 발명은 마이크로섬유 등을 사용하여 탄성 성능을 향상시킬 수 있는 바이오 폴리올을 이용한 탄성 포장재 조성물을 제공하는데 그 목적이 있다.Another object of the present invention is to provide an elastic packaging material composition using a bio-polyol capable of improving elastic performance by using micro fibers or the like.
본 발명은 앞서 본 목적을 달성하기 위해서 다음과 같은 구성을 가진 실시예에 의해서 구현된다.In order to achieve the above object, the present invention is implemented by the following embodiments.
본 발명의 일 실시예에 따르면, 본 발명에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물은 바이오 폴리올 30 내지 50중량부, 메틸렌 디페닐 디이소시아네이트 20 내지 30중량부, 분산제 0.1 내지 1.0중량부, 유기안료 1 내지 15중량부, 체질안료 30 내지 50중량부, 방향족 탄화수소 5 내지 10중량부, 소포제 0.1 내지 1.0중량부, 수분흡수제 1 내지 10중량부 및 경화촉진제 0.1 내지 1.0중량부를 포함하는 것을 특징으로 한다.According to one embodiment of the present invention, the elastic packaging material composition using the bio polyol according to the present invention comprises 30 to 50 parts by weight of bio polyol, 20 to 30 parts by weight of methylene diphenyl diisocyanate, 0.1 to 1.0 part by weight of dispersant, 15 to 15 parts by weight of an extender pigment, 30 to 50 parts by weight of an extender pigment, 5 to 10 parts by weight of an aromatic hydrocarbon, 0.1 to 1.0 part by weight of a defoamer, 1 to 10 parts by weight of a water absorbent and 0.1 to 1.0 part by weight of a curing accelerator.
본 발명의 다른 실시예에 따르면, 본 발명에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물은 마이크로섬유 0.1 내지 5중량부, 에바칩 0.1 내지 5중량부, 에테닐기를 포함하는 중합 단량체 0.2 내지 10중량부 및 폴리실라잔 2 내지 4중량부를 추가로 포함하는 것을 특징으로 한다.According to another embodiment of the present invention, the elastic packaging material composition using the biopolyol according to the present invention comprises 0.1 to 5 parts by weight of microfibers, 0.1 to 5 parts by weight of EVA chips, 0.2 to 10 parts by weight of polymeric monomers containing ethenyl groups, And 2 to 4 parts by weight of polysilazane.
본 발명의 또 다른 실시예에 따르면, 본 발명에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물에 있어서 상기 바이오 폴리올은 옥수수, 피마자, 카놀라, 유채, 야자 및 대추로 이루어진 군에서 선택된 어느 하나 이상의 식물의 천연 오일로부터 합성되는 것을 특징으로 한다.According to another embodiment of the present invention, in the elastic packaging material composition using the bio polyol according to the present invention, the bio polyol may be a natural oil of one or more plants selected from the group consisting of corn, castor, canola, rapeseed, . ≪ / RTI >
본 발명의 또 다른 실시예에 따르면, 본 발명에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물은 에바칩 4중량부, 나트륨 퍼설페이트 0.05중량부, α-메틸 스티렌 5중량부, 폴리실라잔 3중량부, 바이오 폴리올 40중량부, 메틸렌 디페닐 디이소시아네이트 25중량부, 감마글리시독시프로필트리메톡시실란 0.5중량부, 유기안료 2중량부, 체질안료 30중량부, 폴리스티렌 7중량부, 실리콘 오일 0.5중량부, 제올라이트 5중량부, 이미다졸계 아민촉매 0.5중량부 및 직경이 10㎛이고 길이가 5㎜인 마이크로 폴리비닐알콜 섬유 4중량부를 포함하는 것을 특징으로 한다.According to another embodiment of the present invention, the elastic packaging material composition using the bio-polyol according to the present invention comprises 4 parts by weight of EVA chip, 0.05 parts by weight of sodium persulfate, 5 parts by weight of? -Methylstyrene, 3 parts by weight of polysilazane, 40 parts by weight of biopolyol, 25 parts by weight of methylenediphenyl diisocyanate, 0.5 part by weight of gamma glycidoxypropyltrimethoxysilane, 2 parts by weight of organic pigment, 30 parts by weight of extender pigment, 7 parts by weight of polystyrene, 0.5 part by weight of silicone oil 5 parts by weight of zeolite, 0.5 parts by weight of an imidazole-based amine catalyst, and 4 parts by weight of a micropolyvinyl alcohol fiber having a diameter of 10 μm and a length of 5 mm.
본 발명의 또 다른 실시예에 따르면, 본 발명에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물의 제조방법은 EVA칩 0.1 내지 5중량부, 에테닐기를 포함하는 중합 단량체 0.2 내지 10중량부 및 폴리실라잔 2 내지 4중량부를 혼합하여 믹싱탱크에 투입하고 이후 중합개시제 0.01 내지 0.1중량부를 믹싱탱크에 추가로 투입한 후, 믹싱탱크을 이용 혼합하여 EVA칩 입자의 외면에 코팅층이 형성되도록 칩코팅단계와; 바이오 폴리올 40중량부, 메틸렌 디페닐 디이소시아네이트 25중량부, 감마글리시독시프로필트리메톡시실란 0.5중량부, 유기안료 2중량부, 체질안료 30중량부, 폴리스티렌 7중량부, 실리콘 오일 0.5중량부, 제올라이트 5중량부, 이미다졸계 아민촉매 0.5중량부, 직경이 10㎛이고 길이가 5㎜인 마이크로 폴리비닐알콜 섬유 4중량부 및 상기 코팅층이 에바칩을 혼합 교반하는 혼합단계;를 포함하는 것을 특징으로 한다.According to another embodiment of the present invention, a method for producing an elastic packaging material composition using a bio-polyol according to the present invention comprises: 0.1 to 5 parts by weight of an EVA chip; 0.2 to 10 parts by weight of a polymerizable monomer containing an ethenyl group; To 4 parts by weight of a polymerization initiator is added to a mixing tank and then 0.01 to 0.1 part by weight of a polymerization initiator is further added to a mixing tank and then mixed using a mixing tank to form a coating layer on the outer surface of the EVA chip particle; 40 parts by weight of biopolyol, 25 parts by weight of methylenediphenyl diisocyanate, 0.5 part by weight of gamma glycidoxypropyltrimethoxysilane, 2 parts by weight of organic pigment, 30 parts by weight of extender pigment, 7 parts by weight of polystyrene, 0.5 part by weight of silicone oil 5 parts by weight of zeolite, 0.5 parts by weight of an imidazole-based amine catalyst, 4 parts by weight of micropolyvinyl alcohol fiber having a diameter of 10 μm and a length of 5 mm, and a mixing step in which the coating layer was mixed and stirred .
본 발명은 앞서 본 실시예에 의해 다음과 같은 효과를 얻을 수 있다.According to the present invention, the following effects can be obtained by this embodiment.
본 발명은 식물성 오일을 기반으로 하여 생산된 바이오 폴리올을 이용하므로 유해 물질 배출을 저감시켜 친환경성을 도모할 수 있는 효과가 있다.The present invention utilizes a bio-polyol produced on the basis of a vegetable oil, thereby reducing the emission of harmful substances, thereby achieving eco-friendliness.
또한, 본 발명은 마이크로섬유 또는 EVA칩 등을 사용하여 탄성 성능을 향상시킬 수 있는 효과가 있다.Further, the present invention has the effect of improving the elastic performance by using micro fibers or EVA chips or the like.
이하에서는 본 발명에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물을 첨부된 도면을 참조하여 상세히 설명한다. 특별한 정의가 없는 한 본 명세서의 모든 용어는 본 발명이 속하는 기술분야의 통상의 지식을 가진 기술자가 이해하는 당해 용어의 일반적 의미와 동일하고 만약 본 명세서에 사용된 용어의 의미와 충돌하는 경우에는 본 명세서에 사용된 정의에 따른다. 명세서 전체에서, 어떤 부분이 어떤 구성요소를 "포함"한다고 할 때 이는 특별히 반대되는 기재가 없는 한 다른 구성요소를 제외하는 것이 아니라 다른 구성요소를 더 포함할 수 있는 것을 의미한다.Hereinafter, the elastic packaging material composition using the bio-polyol according to the present invention will be described in detail with reference to the accompanying drawings. Unless defined otherwise, all terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs and, if conflict with the meaning of the terms used herein, It follows the definition used in the specification. Throughout the specification, when an element is referred to as "including " an element, it is understood that the element may include other elements as well, without departing from the other elements unless specifically stated otherwise.
본 발명의 일 실시예에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물은 바이오 폴리올 30 내지 50중량부, 메틸렌 디페닐 디이소시아네이트(Methylene diphenyl diisocyanate, MDI) 20 내지 30중량부, 분산제 0.1 내지 1.0중량부, 유기안료 1 내지 15중량부, 체질안료 30 내지 50중량부, 방향족 탄화수소 5 내지 10중량부, 소포제 0.1 내지 1.0중량부, 수분흡수제 1 내지 10중량부, 경화촉진제 0.1 내지 1.0중량부, 마이크로섬유 0.1 내지 5중량부, 에바칩 0.1 내지 5중량부, 에테닐기를 포함하는 중합 단량체 0.2 내지 10중량부, 폴리실라잔(Polysilazane) 2 내지 4중량부 등을 포함한다.The elastic packaging material composition using the biopolyol according to an embodiment of the present invention comprises 30 to 50 parts by weight of a biopolyol, 20 to 30 parts by weight of methylene diphenyl diisocyanate (MDI), 0.1 to 1.0 part by weight of a dispersant, 1 to 15 parts by weight of pigment, 30 to 50 parts by weight of extender pigment, 5 to 10 parts by weight of aromatic hydrocarbon, 0.1 to 1.0 part by weight of defoamer, 1 to 10 parts by weight of water absorbent, 0.1 to 1.0 part by weight of curing accelerator, 0.1 to 5 parts by weight of EVA chip, 0.2 to 10 parts by weight of a polymerizable monomer containing an ethenyl group, and 2 to 4 parts by weight of polysilazane.
상기 바이오 폴리올은 메틸렌 디페닐 디이소시아네이트와 함께 반응하여 폴리 우레탄을 형성하는 화합물로, 30 내지 50중량부 범위에서 사용되는 것이 바람직하다. 본 발명은 석유에서 추출한 합성 폴리올이 아니라 옥수수, 피마자, 카놀라, 유채, 야자, 대추 등의 천연 오일로부터 합성된 바이오 폴리올이 사용되게 되며, 상기 바이오 폴리올은 시판 중인 제품이 사용될 수 있다. 상기 바이오 폴리올은 폴리에테르 폴리올, 폴리에스테르 폴리올 등이 사용될 수 있다.The bio-polyol is a compound which reacts with methylene diphenyl diisocyanate to form a polyurethane, and is preferably used in an amount of 30 to 50 parts by weight. The present invention is not a synthetic polyol extracted from petroleum but a biopolyol synthesized from natural oils such as corn, castor, canola, rapeseed, coconut and jujubes is used, and commercially available products can be used as the biopolyol. The bio polyol may be a polyether polyol, a polyester polyol, or the like.
상기 메틸렌 디페닐 디이소시아네이트는 상기 바이오 폴리올과 함께 반응하여 폴리우레탄을 형성하는 화합물로, 20 내지 30중량부 범위에서 사용되는 것이 바람직하다.The methylenediphenyl diisocyanate is a compound which reacts with the bio polyol to form a polyurethane, and it is preferably used in an amount of 20 to 30 parts by weight.
상기 분산제는 상기 탄성 포장재 조성물을 구성하는 성분들의 분산성을 향상시켜 상기 탄성 포장재 조성물이 전체에 걸쳐 균일한 물성을 가지도록 첨가하는 구성으로, 0.1 내지 1.0중량부 범위에서 사용되는 것이 바람직하다. 상기 분산제가 0.1 중량부 미만으로 사용되는 분산성이 저하되고, 1중량부를 초과하여 사용되는 경우 물리적 성질(강도)가 저하된다. 상기 분산제로는 공지의 다양한 화합물이 사용될 수 있으나, 바람직하게는 베타-(3,4에폭시사이클로헥실)에틸트리메톡시실란(beta-(3,4-Epoxycyclohexyl)ethyltrimethoxysilan), 감마글리시독시프로필트리메톡시실란(gamma-Glycidoxypropyltrimethoxysilane) 및 감마-메를캅토프로필트리메톡시실란(gamma-Mercaptopropyltrimethoxysilane)으로 이루어진 군에서 선택된 어느 하나 이상이 사용될 수 있다.The dispersant may be added in an amount ranging from 0.1 to 1.0 part by weight so as to improve dispersibility of components constituting the elastic packaging composition and to impart uniform physical properties throughout the elastic packaging composition. When the dispersing agent is used in an amount of less than 0.1 part by weight, the dispersibility is lowered, and when it is used in excess of 1 part by weight, physical properties (strength) are lowered. As the dispersing agent, various known compounds may be used, but preferably beta- (3,4 epoxycyclohexyl) ethyl trimethoxysilane ( beta - (3,4-Epoxycyclohexyl) ethyltrimethoxysilane), gamma glycidoxypropyl tri silane (gamma -Glycidoxypropyltrimethoxysilane) and gamma-can is at least one selected from the group consisting of used mercaptomethyl trimethoxysilane (gamma -Mercaptopropyltrimethoxysilane) a methoxy.
상기 유기안료는 물에 불용성인 염료 또는 수용성인 염료에 금속염 등을 가해서 침전시킨 것으로, 1 내지 15중량부 범위에서 사용되는 것이 바람직하다. 상기 유기 안료가 1중량부 미만으로 사용되는 경우 색상의 효과가 미비하고 10중량부를 초과하여 사용되는 경우 물리적 성질이 저하되게 된다.The organic pigment is preferably a water-insoluble dye or a water-soluble dye which is precipitated by adding a metal salt or the like to the water-soluble dye. The organic pigment is preferably used in a range of 1 to 15 parts by weight. When the organic pigment is used in an amount of less than 1 part by weight, the effect of color is insufficient. When the organic pigment is used in an amount exceeding 10 parts by weight, the physical properties are lowered.
상기 체질안료는 기계적 성질, 유동성을 개선하는 구성으로, 30 내지 50중량부 범위에 사용되는 것이 바람직하며, 예컨대 탄산칼슘, 황산바륨, 탈크 등의 무기 안료가 사용될 수 있다.The extender pigment is preferably used in an amount ranging from 30 to 50 parts by weight, and may be an inorganic pigment such as calcium carbonate, barium sulfate, talc, or the like, which improves mechanical properties and fluidity.
상기 방향족 탄화수소는 상용성을 향상시키는 구성으로, 5 내지 10중량부 범위에서 사용되게 되며, 상기 방향족 탄화수소는 폴리스티렌 등이 사용될 수 있다.The aromatic hydrocarbon may be used in an amount ranging from 5 to 10 parts by weight, and the aromatic hydrocarbon may be polystyrene or the like.
상기 소포제는 상기 조성물의 기포를 제거하기 위해 첨가하는 구성으로, 0.1 내지 1.0중량부 범위에서 사용되는 것이 바람직하다. 상기 소포제로는 실리콘오일, 디메틸실록산 화합물 등이 사용될 수 있다.The antifoaming agent is added in order to remove bubbles of the composition, and it is preferably used in a range of 0.1 to 1.0 part by weight. Examples of the defoaming agent include silicone oil, dimethylsiloxane compound, and the like.
상기 수분흡수제는 상기 조성물 내 수분을 흡수하기 위해 사용되는 구성으로, 1 내지 10중량부 범위에서 사용되는 것이 바람직하며, 상기 수분흡수제는 제올라이트, 실리카, 산화칼슘, 알디민, 옥사졸리딘 등이 사용될 수 있다.The water absorbent is preferably used in a range of 1 to 10 parts by weight, and is preferably used in the range of 1 to 10 parts by weight. The water absorbent may be selected from zeolite, silica, calcium oxide, aldimine, oxazolidine, etc. .
상기 경화촉진제는 경화를 촉진하는 구성으로, 0.1 내지 1.0중량부 범위에서 사용되는 것이 바람직하며, 상기 경화촉진제는 이미다졸계의 아민촉매, 비스무스 화합물 등이 사용될 수 있다.The curing accelerator is preferably used in a range of 0.1 to 1.0 part by weight, and the curing accelerator may be an imidazole-based amine catalyst, a bismuth compound, or the like.
상기 마이크로섬유는 상기 조성물의 탄성력을 증가시키기 위해 사용되는 구성으로, 0.1 내지 5중량부 범위에서 사용되는 것이 바람직하며, 상기 마이크로섬유는 탄소나노섬유, 마이크로 피브릴 섬유, 마이크로 폴리에스테를 섬유, 마이크로 폴리비닐알콜 섬유 등이 사용될 수 있다.The microfibers may be used in an amount of 0.1 to 5 parts by weight, and may be carbon nanofibers, microfibril fibers, microfibers, Polyvinyl alcohol fibers and the like can be used.
상기 에바칩(에틸렌 비닐 아세테이트 칩, EVA칩)은 상기 조성물의 탄성력을 증가시키기 위해 사용되는 구성으로, 0.1 내지 5중량부 범위에서 사용되는 것이 바람직하다. 상기 마이크로 섬유 또는 EVA칩을 0.2 내지 10중량부를 사용하는 것보다, 상기 마이크로 섬유와 EVA칩을 혼합하여 사용하는 경우 탄성력을 더욱 향상시킬 수 있게 된다.The EVA chip (ethylene vinyl acetate chip, EVA chip) is used to increase the elasticity of the composition, and it is preferably used in the range of 0.1 to 5 parts by weight. When the microfibers and the EVA chip are mixed with each other, the elasticity can be further improved as compared with the case where the microfibers or EVA chips are used in an amount of 0.2 to 10 parts by weight.
상기 에테닐기를 포함하는 중합 단량체는 상기 EVA칩을 코팅하여 응집을 방지하는 구성으로, 0.2 내지 10중량부가 사용되는 것이 바람직하다. 상기 에테닐기를 포함하는 중합 단량체는 α-메틸 스티렌, α-에틸 스티렌, α-클로로 스티렌, 플루오르 스티렌, 클로로 스티렌, 브로모 스티렌 및 클로로메틸 스티렌으로 이루어진 군에서 선택된 어느 하나 이상이 사용되는 것이 바람직하다. The polymeric monomer having an ethenyl group is preferably used in an amount of 0.2 to 10 parts by weight, so as to prevent agglomeration by coating the EVA chip. The polymerizable monomer having an ethenyl group is preferably at least one selected from the group consisting of? -Methylstyrene,? -Ethylstyrene,? -Chlorostyrene, fluorostyrene, chlorostyrene, bromostyrene and chloromethylstyrene Do.
상기 폴리실라잔(Polysilazane)은 열에 대한 안정성(저온과 고온에서 탄성력을 유지하는 안정성)을 향상시키기 위해 사용되는 구성으로, 2 내지 4중량부 범위에서 사용되는 것이 바람직하다. 상기 EVA칩, 에테닐기를 포함하는 중합 단량체 및 폴리실라잔의 혼합물의 형성은 EVA칩, 에테닐기를 포함하는 중합 단량체 및 폴리실라잔을 혼합하여 믹싱탱크에 투입하고 이후 중합개시제(0.01 내지 0.1중량부)를 믹싱탱크에 투입한 후, 믹싱탱크을 이용 혼합하여 EVA칩 입자의 외면에 코팅층이 형성되도록 한다.The polysilazane is preferably used in a range of 2 to 4 parts by weight, which is used to improve heat stability (stability to maintain elasticity at low temperature and high temperature). The mixture of the EVA chip, the ethenyl group-containing polymerizable monomer and the polysilazane was formed by mixing the EVA chip, the polymerizable monomer containing the ethenyl group and the polysilazane, and putting it in a mixing tank, Are put into a mixing tank and then mixed using a mixing tank to form a coating layer on the outer surface of the EVA chip particle.
본 발명의 다른 실시예에 따른 바이오 폴리올을 이용한 탄성 포장재 조성물의 제조방법은 EVA칩 0.1 내지 5중량부, 에테닐기를 포함하는 중합 단량체 0.2 내지 10중량부 및 폴리실라잔 2 내지 4중량부를 혼합하여 믹싱탱크에 투입하고 이후 중합개시제 0.01 내지 0.1중량부를 믹싱탱크에 추가로 투입한 후, 믹싱탱크을 이용 혼합하여 EVA칩 입자의 외면에 코팅층이 형성되도록 칩코팅단계와; 칩코팅단계에서 형성된 코팅층이 형성된 에바칩, 바이오 폴리올 30 내지 50중량부, 메틸렌 디페닐 디이소시아네이트(Methylene diphenyl diisocyanate, MDI) 20 내지 30중량부, 분산제 0.1 내지 1.0중량부, 유기안료 1 내지 15중량부, 체질안료 30 내지 50중량부, 방향족 탄화수소 5 내지 10중량부, 소포제 0.1 내지 1.0중량부, 수분흡수제 1 내지 10중량부, 경화촉진제 0.1 내지 1.0중량부 및 마이크로섬유 0.1 내지 5중량부를 혼합 교반하는 혼합단계 등을 포함한다.A method for producing an elastic packaging material composition using a bio-polyol according to another embodiment of the present invention comprises mixing 0.1 to 5 parts by weight of an EVA chip, 0.2 to 10 parts by weight of a polymerizable monomer containing an ethenyl group and 2 to 4 parts by weight of polysilazane And then adding 0.01 to 0.1 part by weight of a polymerization initiator to a mixing tank and mixing the mixture with a mixing tank to form a coating layer on the outer surface of the EVA chip particle; 30 to 50 parts by weight of a bio-polyol, 20 to 30 parts by weight of methylene diphenyl diisocyanate (MDI), 0.1 to 1.0 part by weight of a dispersant, 1 to 15 parts by weight of an organic pigment 30 to 50 parts by weight of an extender pigment, 5 to 10 parts by weight of an aromatic hydrocarbon, 0.1 to 1.0 part by weight of a defoamer, 1 to 10 parts by weight of a water absorbent, 0.1 to 1.0 part by weight of a curing accelerator and 0.1 to 5 parts by weight of a microfibre, And the like.
이하, 다음의 실시예에 의하여 본 발명을 보다 상세히 설명하기로 한다. 하지만, 이들은 본 발명을 보다 상세하게 설명하기 위한 것일 뿐 본 발명의 권리범위가 이에 한정되는 것은 아니다.Hereinafter, the present invention will be described in more detail with reference to the following examples. However, these are only for the purpose of illustrating the present invention in more detail, but the scope of the present invention is not limited thereto.
<실시예 1>≪ Example 1 >
1) EVA칩 4중량부, 에테닐기를 포함하는 중합 단량체인 α-메틸 스티렌 5중량부 및 폴리실라잔 3중량부를 혼합하여 믹싱탱크에 투입하고 이후 중합개시제인 나트륨 퍼설페이트 0.05중량부가 들어있는 용액(용매 Diw)을 믹싱탱크에 추가로 투입한 후 믹싱탱크을 이용 혼합과 동시에 가열 공기를 공급하여 중합 반응시켜 코팅층이 형성된 EVA칩을 형성한다.1) 4 parts by weight of EVA chip, 5 parts by weight of? -Methylstyrene as a polymerizable monomer containing an ethenyl group and 3 parts by weight of polysilazane were mixed and charged into a mixing tank. Then, a solution containing 0.05 part by weight of sodium persulfate as a polymerization initiator (Solvent Diw) is further added to the mixing tank, and a mixing tank is used and heated air is supplied at the same time as mixing to perform an polymerization reaction to form an EVA chip in which a coating layer is formed.
2) 바이오 폴리올(폴리에스테르 폴리올) 40중량부, 메틸렌 디페닐 디이소시아네이트 25중량부, 분산제인 감마글리시독시프로필트리메톡시실란 0.5중량부, 유기안료 2중량부, 체질안료 30중량부, 방향족 탄화수소인 폴리스티렌 7중량부, 소포제인 실리콘 오일 0.5중량부, 수분흡수제인 제올라이트 5중량부, 경화촉진제인 HX-3941HP(아사이케미컬 제품) 0.5중량부, 마이크로 섬유(직경이 10㎛이고 길이가 5㎜인 PVA계 섬유가 사용됨) 4중량부와, 실시예 1)의 1에서 준비된 코팅층이 형성된 EVA칩을 믹서에 투입하여 혼합하고, 믹서에서 꺼내지 혼합물을 경화시켜 탄성체(탄성 포장재)를 형성하였다.2) 40 parts by weight of a bio polyol (polyester polyol), 25 parts by weight of methylene diphenyl diisocyanate, 0.5 part by weight of gamma glycidoxypropyltrimethoxysilane as a dispersant, 2 parts by weight of an organic pigment, 30 parts by weight of an extender pigment, 7 parts by weight of polystyrene as a hydrocarbon, 0.5 part by weight of a silicone oil as a defoaming agent, 5 parts by weight of a zeolite as a water absorbing agent, 0.5 part by weight of a curing accelerator HX-3941HP (manufactured by Asai Chemical Co., 4 parts by weight of PVA-based fiber) and 1 part by weight of EVA chip prepared in Example 1) were put into a mixer, mixed in a mixer, and cured to form an elastic body (elastic packaging material).
<비교예 1 내지 5>≪ Comparative Examples 1 to 5 >
1) 비교예 11) Comparative Example 1
마이크로 섬유와, 코팅층이 형성된 EVA칩을 사용하지 않을 것을 제외하고는 다른 조건을 실시예 1과 동일하게 하여 탄성체를 형성하였다.Elastic bodies were formed in the same manner as in Example 1 except that microfibers and an EVA chip in which a coating layer was formed were not used.
2) 비교예 22) Comparative Example 2
코팅층이 형성된 EVA칩을 사용하지 않고, 마이크로 섬유 8중량부를 사용하는 것을 제외하고는 다른 조건을 실시예 1과 동일하게 하여 탄성체를 제조하였다.An elastic body was produced in the same manner as in Example 1 except that the EVA chip on which the coating layer was formed was not used and 8 parts by weight of microfibers were used.
3) 비교예 33) Comparative Example 3
마이크로 섬유를 사용하지 않고 실시예 1의 1)에서 EVA칩 8 중량부를 사용하는 것을 제외하고는 다른 조건을 실시예 1과 동일하게 하여 탄성체를 제조하였다.An elastic body was produced in the same manner as in Example 1 except that 8 parts by weight of EVA chip was used in 1) of Example 1 without using microfibers.
4) 비교예 44) Comparative Example 4
폴리실라잔을 사용하지 않을 것을 제외하고는 다른 조건을 실시예 1과 동일하게 하여 탄성체를 제조하였다.An elastomer was prepared in the same manner as in Example 1 except that polysilazane was not used.
5) 비교예 55) Comparative Example 5
실시예 1의 1)과 같이 코팅층이 형성된 EVA칩을 형성하지 않고, EVA칩 4중량부, 중합개시제인 나트륨 퍼설페이트 0.05중량부, 에테닐기를 포함하는 중합 단량체인 α-메틸 스티렌 5중량부 및 폴리실라잔 3중량부를 믹서에 투입한 것을 제외하고는 다른 조건을 실시예 1과 동일하게 하여 탄성체를 제조하였다.4 parts by weight of an EVA chip, 0.05 part by weight of sodium persulfate as a polymerization initiator, 5 parts by weight of? -Methylstyrene as a polymerizable monomer containing an ethenyl group, Except that 3 parts by weight of polysilazane was added to the mixer.
<실험예><Experimental Example>
1) 각 탄성체에 대하여, 측정 방법 KS M 6784(E type, (23±2℃)), 측정방법 KS M 6518에 따라 인장강도 및 신장률을 측정하였다. 또한, 상온(25℃), 고온(50℃), 저온(-10℃)의 온도 조건에서 직경 16mm이고 무게 16.3g인 금속구를 1m 높이에서 각 탄성체에 떨어뜨려 되돌아 오는 높이를 측정하여 반발탄성률을 측정하였다.1) For each elastomer, tensile strength and elongation were measured according to the measuring method KS M 6784 (E type, (23 ± 2 ° C)) and measuring method KS M 6518. A metal sphere having a diameter of 16 mm and a weight of 16.3 g was dropped from each of the elastic members at a height of 1 m at a temperature of room temperature (25 캜), high temperature (50 캜) and low temperature (-10 캜) Were measured.
2) 하기의 표 1을 보면, 실시예 1이 비교예 1 내지 5에 비하여 기계적 물성(인장강도, 신장률)이 우수함을 알 수 있고, 비교예 1은 마이크로 섬유와 코팅된 에바칩이 사용되지 않아 탄성률이 떨어짐을 알 수 있다. 또한, 비교예 2, 3과 실시예 1을 대비하면, 상기 마이크로 섬유 또는 EVA칩을 8중량부를 사용하는 것보다 상기 마이크로 섬유와 EVA칩을 혼합하여 8중량부를 사용하는 경우 탄성력을 더욱 향상시킬 수 있음을 알 수 있다. 비교예 4는 폴리실라잔을 사용하지 않아 고온 및 저온에 탄성률이 저하됨을 알 수 있고, 비교예 5를 보면 에바칩에 대하여 먼저 코팅층을 형성하지 않고 전부 혼합하여 사용한 경우 분산성이 떨어져 탄성률이 떨어짐을 알 수 있다.2) The following Table 1 shows that Example 1 is superior in mechanical properties (tensile strength, elongation) to Comparative Examples 1 to 5, Comparative Example 1 is not used with microfibers and coated EVA chips It can be seen that the elastic modulus deteriorates. In comparison with Comparative Examples 2 and 3 and Example 1, when 8 parts by weight of the microfibers and EVA chips are mixed with 8 parts by weight of the microfibers or EVA chips, the elasticity can be further improved . In Comparative Example 4, the polysilazane was not used and the modulus of elasticity was lowered at a high temperature and a low temperature. In Comparative Example 5, when the EVA chip was completely mixed without forming a coating layer, .
탄성률(%)
Elasticity (%)
이상에서, 출원인은 본 발명의 바람직한 실시예들을 설명하였지만, 이와 같은 실시예들은 본 발명의 기술적 사상을 구현하는 일 실시예일 뿐이며 본 발명의 기술적 사상을 구현하는 한 어떠한 변경예 또는 수정예도 본 발명의 범위에 속하는 것으로 해석되어야 한다.While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, Should be interpreted as belonging to the scope.
Claims (5)
옥수수, 피마자, 카놀라, 유채, 야자 및 대추로 이루어진 군에서 선택된 어느 하나 이상의 식물의 천연 오일로부터 합성되는 것을 특징으로 하는 바이오 폴리올을 이용한 탄성 포장재 조성물.The method of claim 2, wherein the bio polyol
Corn, castor, canola, oilseed rape, coconut and jujube. The composition according to claim 1,
0.1 to 5 parts by weight of an EVA chip, 0.2 to 10 parts by weight of a polymerizable monomer containing an ethenyl group, and 2 to 4 parts by weight of polysilazane are mixed and introduced into a mixing tank. Then, 0.01 to 0.1 part by weight of a polymerization initiator is further added to a mixing tank A chip coating step of mixing the EVA chip particles with a mixing tank to form a coating layer on the outer surface of the EVA chip particle; 40 parts by weight of biopolyol, 25 parts by weight of methylenediphenyl diisocyanate, 0.5 part by weight of gamma glycidoxypropyltrimethoxysilane, 2 parts by weight of organic pigment, 30 parts by weight of extender pigment, 7 parts by weight of polystyrene, 0.5 part by weight of silicone oil , 5 parts by weight of zeolite, 0.5 parts by weight of an imidazole-based amine catalyst, 4 parts by weight of micropolyvinyl alcohol fiber having a diameter of 10 mu m and a length of 5 mm, and EVA chips having the coating layer formed thereon were mixed and stirred Wherein the biopolyol is a polyol.
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| KR100667364B1 (en) * | 2006-02-03 | 2007-01-10 | 주식회사 소일콘 | Urethane elastomer pavement composition |
| KR100803920B1 (en) | 2006-12-29 | 2008-02-15 | 동부제강주식회사 | Paint composition emitting anion and precoated metalsheet coated the same |
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| KR100667364B1 (en) * | 2006-02-03 | 2007-01-10 | 주식회사 소일콘 | Urethane elastomer pavement composition |
| KR100803920B1 (en) | 2006-12-29 | 2008-02-15 | 동부제강주식회사 | Paint composition emitting anion and precoated metalsheet coated the same |
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