KR101115430B1 - Sheet molding compound panels - Google Patents
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- KR101115430B1 KR101115430B1 KR1020090089974A KR20090089974A KR101115430B1 KR 101115430 B1 KR101115430 B1 KR 101115430B1 KR 1020090089974 A KR1020090089974 A KR 1020090089974A KR 20090089974 A KR20090089974 A KR 20090089974A KR 101115430 B1 KR101115430 B1 KR 101115430B1
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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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14467—Joining articles or parts of a single article
- B29C45/14508—Joining juxtaposed sheet-like articles, e.g. for making trim panels
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/015—Biocides
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K3/22—Oxides; Hydroxides of metals
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/06—Unsaturated polyesters
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
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Abstract
본 발명은 가구나, 싱크대 판넬용으로 사용하기 위한 시트 몰딩 컴파운드(SMC)로서, 불포화 폴리에스테르 수지 100중량부에 대하여, 유리섬유 70?200중량부, 수산화알루미늄과 탄산칼슘 및 수산화알루미늄에서 적어도 하나를 선택하여 이루어진 충진재 170?250중량부, 저수축제 30?50중량부, 이형제 2?4중량부, 경화제 1?3중량부, 증점제 0.1?0.8중량부 및 은 나노, 이산화티탄중에서 적어도 하나를 선택한 항균제 0.05?1.5중량부를 포함하여 이루어지며, 난연성, 내열성, 음이온 발생 및 항균 특성으로 화재로 부터의 안전성, 곰팡이 및 그로 인한 악취 발생을 방지하여 친환경적이며, 인체에 유익한 효과가 있다.The present invention is a sheet molding compound (SMC) for use in furniture or sink panels, with respect to 100 parts by weight of unsaturated polyester resin, 70 to 200 parts by weight of glass fiber, at least one of aluminum hydroxide and calcium carbonate and aluminum hydroxide 170 to 250 parts by weight of the filling material, 30 to 50 parts by weight of the low shrinkage agent, 2 to 4 parts by weight of the release agent, 1 to 3 parts by weight of the curing agent, 0.1 to 0.8 parts by weight of the thickener and silver nano, titanium dioxide at least one selected from titanium dioxide It is made of 0.05 to 1.5 parts by weight, flame retardant, heat resistance, anion generation and antibacterial properties to prevent the safety from fire, mold and odor generated by it is environmentally friendly, and has a beneficial effect on the human body.
시트 몰딩 컴파운드, Sheet molding compound,
Description
본 발명은 가구 판넬 성형을 위한 시트 몰딩 컴파운드(sheet molding compound)에 관한 것으로, 특히 가구 판넬 제조를 보다 간편하게 하고 주방가구나 욕실가구로 사용할 수 있으며 항균성 난연성의 특성을 개선한 시트 몰딩 컴파운드에 관한 것이며, 또한 본 발명은 상기한 시트 몰딩 컴파운드를 사용한 SMC 판넬에 관한 것이다.The present invention relates to a sheet molding compound for forming a furniture panel, and more particularly, to a sheet molding compound that can be used as a kitchen furniture or a bathroom furniture, making furniture panels more simple, and improving antibacterial flame retardant properties. The present invention also relates to an SMC panel using the above sheet molding compound.
종래 가구, 특히 주장가구는 목재, 목재 칩을 성형한 파티칼 보드(PB)나 MDF, PW 보드의 표면에 전사지나 합성수지 시트를 부착시켜 내수성을 갖도록 하여 사용하지만, 이러한 PB나 MDF 보드는 습기에 약하여 장기간 사용시 목재 칩 입자들의 결합력이 저하되어 시트나 전사지가 박리되거나 입자들이 분리되어 부서지게 되며 통상 5 - 7년 마다 교체해야 하는 경제적 부담이 발생될 뿐만 아니라 막대한 량의 쓰레기가 발생되는 문제점이 있었고, 곰팡이나 벌레등이 서식하게 되어 생활환경상 비위생적인 문제점이 발생되었다. 또한, 입자상태를 압착하여 성형한 판넬은 화재발생시 화재가 급격히 확산될 수 있으므로 화재에 취약한 문제점이 있었다.Conventional furniture, especially claim furniture, is used by attaching transfer paper or synthetic resin sheet on the surface of PB, MDF, PW board molded wood and wood chips to have water resistance, but such PB or MDF board It is weak and the bond strength of wood chip particles is degraded for long time use, so that the sheet or transfer paper is peeled off or the particles are separated and broken, and there is a problem that large amount of garbage is generated as well as the economic burden to replace every 5-7 years. , Fungi and insects have inhabited the living environment, causing unsanitary problems. In addition, the panel molded by pressing the particle state has a problem that is vulnerable to the fire because the fire can be rapidly diffused when the fire occurs.
이에 대하여 우수한 강도 및 상업적으로 만족스러운 가공 특성 및 우수한 물리적 특성을 갖는 제품을 용이하게 성형 제조할 수 있는 시이트 성형 조성물이 필요하였다.There is a need for sheet molding compositions that can readily mold manufacture of products having good strength and commercially satisfactory processing properties and good physical properties.
이에 따라 개발된 시이트 성형 조성물의 예로는 불포화 폴리에스테르에 각종 특성 개질을 위한 충전제 등을 함유시키고, 유리섬유 등의 강화섬유(보강재)를 함침시켜서 된 시트 몰딩 컴파운드(sheet molding compound : SMC)로서, 이러한 시트 몰딩 컴파운드는 성형성 및 개질로 인한 강성 개선으로 이로 부터 성형한 판넬이 건축물 내장재, 천장재, 벽마감재, 물탱크등으로 널리 사용되고 있다.Examples of the sheet molding composition thus developed are sheet molding compounds (SMC) in which unsaturated polyesters contain fillers for modifying various properties and are impregnated with reinforcing fibers (reinforcements) such as glass fibers. Such sheet molding compounds are widely used as building interior materials, ceiling materials, wall finishing materials, water tanks, etc., from which panels are molded from the improvement of rigidity due to formability and modification.
본 발명의 목적은 종래의 시트 몰딩 컴파운드를 가구, 특히 주방가구나 욕실가구용으로 사용할 수 있도록 내수성 및 내충격 특성에 더하여 난연성과 항균 특성을 갖는 시트 몰딩 컴파운드를 제공하는 것이다.It is an object of the present invention to provide a sheet molding compound having flame retardancy and antibacterial properties in addition to water resistance and impact resistance properties so that the conventional sheet molding compound can be used for furniture, in particular kitchen furniture or bathroom furniture.
본 발명의 다른 목적은 상기한 시트 몰딩 컴파운드를 사용하여 주방가구나 욕실가구용의 SMC 판넬을 제조하는 방법을 제공하는 것이다.Another object of the present invention is to provide a method for manufacturing SMC panels for kitchen furniture or bathroom furniture using the above-described sheet molding compound.
상기한 목적을 달성하기 위하여, 본 발명에 의한 시트 몰딩 컴파운드는 가구나, 싱크대 판넬용으로 사용하기 위한 시트 몰딩 컴파운드(SMC)로서, 불포화 폴리에스테르 수지 100중량부에 대하여, 유리섬유 70?200중량부, 수산화알루미늄과 탄산칼슘 및 수산화알루미늄에서 적어도 하나를 선택하여 이루어진 충진재 170?250중량부, 저수축제 30?50중량부, 이형제 2?4중량부, 경화제 1?3중량부, 증점제 0.1?0.8중량부 및 은 나노, 이산화티탄중에서 적어도 하나를 선택한 항균제 0.05?1.5중량부를 포함하여 이루어진다.In order to achieve the above object, the sheet molding compound according to the present invention is a sheet molding compound (SMC) for use in furniture or sink panels, 70 to 200 parts by weight of glass fiber with respect to 100 parts by weight of unsaturated polyester resin , 170 to 250 parts by weight of a filler made of at least one selected from aluminum hydroxide, calcium carbonate and aluminum hydroxide, 30 to 50 parts by weight of a low shrinkage agent, 2 to 4 parts by weight of a release agent, 1 to 3 parts by weight of a curing agent, and 0.1 to 0.8 weight of a thickener. It comprises a 0.05 to 1.5 parts by weight of the antimicrobial agent selected from the portion and silver nano, titanium dioxide.
시트 몰딩 컴파운드를 사용한 가구나 싱크대용의 SMC 판넬에 있어서, 불포화 폴리에스테르 100중량부, 저수축제 30?50중량부, 이형제 2?4중량부, 경화제 1?3중량부, 증점제 0.3?0.8중량부,항균제 0.05?1.5중량부 및 수산화알루미늄 또는 탄산칼슘과 수산화알루미늄의 혼합재 중에서 선택된 충진재 170?250중량부를 수지교반기에 투입하여 교반하는 수지조성물 혼합단계와, 함침기에 상기 교반된 수지 조성물과 유리섬유 70?200중량부를 투입하여 시트 몰딩 컴파운드를 생성하는 단계와, 가구 판넬용 금형에 인서트 워크를 배치하고 상기 시트 몰딩 컴파운드을 주입하여 인서트 성형하여 제조된다. In the SMC panel for furniture and sink using sheet molding compound, 100 parts by weight of unsaturated polyester, 30 to 50 parts by weight of low-shrinkant, 2 to 4 parts by mold release agent, 1 to 3 parts by weight of hardener, 0.3 to 0.8 parts by weight of thickener, A resin composition mixing step of adding 170 to 250 parts by weight of an antibacterial agent and a filler of 170 to 250 parts by weight selected from aluminum hydroxide or a mixture of calcium carbonate and aluminum hydroxide into a resin stirrer and stirring the resin composition and the glass fiber 70? It is prepared by inserting 200 parts by weight to produce a sheet molding compound, by placing the insert work in a mold for furniture panels and insert molding the sheet molding compound to insert molding.
본 발명에 의한 가구 판넬용 시트 몰딩 컴파운드 판넬은 난연성, 내열성, 음이온 발생 및 항균 특성으로 화재로 부터의 안전성, 곰팡이 및 그로 인한 악취 발생을 방지하여 친환경적이며, 인체에 유익한 효과가 있다.The sheet molding compound panel for furniture panels according to the present invention is environmentally friendly and beneficial to the human body by preventing the occurrence of safety from fire, mold and odor caused by fire retardancy, heat resistance, anion generation and antibacterial properties.
이하에서는 본 발명의 실시예를 참고하여 본 발명을 보다 상세히 설명하기로 한다.Hereinafter, the present invention will be described in more detail with reference to embodiments of the present invention.
본 발명의 가구 판넬용 시트 몰딩 컴파운드는 가구나, 싱크대 판넬용으로 사용하기 위한 것으로, 불포화 폴리에스테르 수지 100중량부에 대하여, 유리섬유 70?200중량부, 충진재 170?250중량부, 저수축제 30?50중량부, 이형제 2?4중량부, 경화제 1?3중량부, 증점제 0.1?0.8중량부 및 항균제 0.05?1.5중량부를 포함하여 이루어진다.The sheet molding compound for furniture panels of the present invention is for use in furniture and sink panels, and is based on 100 parts by weight of unsaturated polyester resin, 70 to 200 parts by weight of glass fiber, 170 to 250 parts by weight of filling material, and 30 to 30 days of low storage agent. It consists of 50 weight part, 2-4 weight part of mold release agents, 1-3 weight part of hardening | curing agents, 0.1-0.8 weight part of thickeners, and 0.05-1.5 weight part of antibacterial agents.
상기 항균제로서 은 나노, 이산화티탄을 사용하여 음이온 및 원적외선이 발생되어 인체에 유익하고 항균 특성으로 SMC 가구나 싱크대에 인체에 해로운 곰팡이나 벌레등이 서식하지 못하도록 하여 생활한경이 개선되도록 하고, 상기 충진재로서 수산화알루미늄 또는 탄산칼슘과 수산화알루미늄의 혼합재를 사용하여, 가구나 싱크대가 난연특성을 갖도록 함으로써 안전성을 개선하게 된다.Anion and far-infrared rays are generated using silver nano and titanium dioxide as the antimicrobial agent, which is beneficial to the human body and prevents molds and insects harmful to the human body from living on SMC furniture or sinks. By using aluminum hydroxide or a mixture of calcium carbonate and aluminum hydroxide, the furniture and the sink have flame retardant properties to improve safety.
상기한 본 발명의 시트 몰딩 컴파운드를 사용하여 가구나 싱크대용의 SMC 판넬 성형방법은 도 1의 공정도에서 볼 수 있듯이, 불포화 폴리에스테르 100중량부, 저수축제 30?50중량부, 이형제 2?4중량부, 경화제 1?3중량부, 증점제 0.3?0.8중량부,항균제 0.05?1.5중량부 및 수산화알루미늄 또는 탄산칼슘과 수산화알루미늄의 혼합재 중에서 선택된 충진재 170?250중량부 를 수지교반기에 투입하여 교반하여 수지조성물 혼합단계(S1)와, 함침기에 상기 교반된 수지 조성물과 유리섬유 70?200중량부 를 투입하여 시트 몰딩 컴파운드를 생성하는 단계(S2)와, 가구 판넬용 금형에서 인써트 워크를 배치하고 상기 시트 몰딩 컴파운드을 주입하여 인서트 성형하는 단계(S3)를 포함하여 이루어진다. SMC panel molding method for furniture or sink using the sheet molding compound of the present invention is 100 parts by weight of unsaturated polyester, 30 to 50 parts by weight of low shrinkage agent, 2 to 4 parts by weight of release agent as can be seen in the process diagram of FIG. , 1 to 3 parts by weight of hardener, 0.3 to 0.8 parts by weight of thickener, 0.05 to 1.5 parts by weight of antimicrobial agent, and 170 to 250 parts by weight of a filler selected from aluminum hydroxide or a mixture of calcium carbonate and aluminum hydroxide were added to a stirrer and stirred to form a resin composition. Mixing step (S1), the step of adding the stirred resin composition and 70 ~ 200 parts by weight of glass fiber to the impregnator to produce a sheet molding compound (S2), and insert the insert work in the furniture panel mold and the sheet molding It comprises a step (S3) of insert molding compound injection.
상기 수지교반기에는 안료, 자외선차단제 및 소포제를 추가로 투입하여 교반할 수 있다. In the resin stirrer, a pigment, a sunscreen and an antifoaming agent may be further added and stirred.
본 발명에 의해 성형된 SMC 부엌 가구나 욕실가구는 유리섬유와 무기물의 충진재를 사용함에 따라 난연 및 내열 특성을 갖게 되어 화재로 부터 안전성이 개선되고, 은 나노, 이산화티탄으로 부터 음이온이 발생되고 원적외선이 방출되어 인체에 유익하고, 본 발명에 의한 시트 몰딩 컴파운드는 은나노를 포함하여 Staphylococcus aureus ATCC 6538P와 Escharichie coli ATCC 8739에 대하여 JIS Z 2801 기준에 따라 시험한 결과 아래 표1과 같이 우수한 항균 특성을 가지는 것으로 나타났다. 이로써, 곰팡이등의 발생이 방지되어 종래 곰팡이로 인한 악취 발생되지 않고 각종 벌레가 서식하지 못하게 되어 생활환경이 개선될 수 있다.SMC kitchen furniture or bathroom furniture molded by the present invention has a flame retardant and heat-resistant properties by using the fillers of glass fiber and minerals to improve safety from fire, anion is generated from silver nano, titanium dioxide and far infrared rays It is released to the benefit of the human body, the sheet molding compound according to the present invention was tested according to the JIS Z 2801 standard against Staphylococcus aureus ATCC 6538P and Escharichie coli ATCC 8739 including silver nano as shown in Table 1 below to have excellent antibacterial properties appear. As a result, the occurrence of mold and the like is prevented so that no odor caused by the conventional mold and various insects do not inhabit, thereby improving the living environment.
표 1 시트 몰딩 컴파운드의 항균 특성 시험 결과표Table 1 Test Table for Antimicrobial Properties of Sheet Molding Compounds
-감소율(%)Antibacterial activity value (S)
% Reduction
본 발명은 SMC 가구, 기타(싱크) 판넬용 시트 몰딩 컴파운드 방법 및 이를 이용한 제조방법에 관한 것으로, 더욱 상세하게는 난연성 및 항균성이 우수한 시트 몰딩 컴파운드를 조성하고 이를 SMC 시트 판넬용 판넬로 성형함으로써, SMC 가구, 기타(싱크) 판넬이 난연성을 갖도록 하여 화재를 예방하고, SMC 가구, 기타(싱크) 판넬에 항균성을 부여하여 곰팡이, 바퀴벌레, 악취 등이 발생되지 않도록 하며, 인체에 유익한 환경을 조성하도록 하는 것이다.The present invention relates to a sheet molding compound method for SMC furniture, other (sink) panel, and a manufacturing method using the same, and more particularly, by forming a sheet molding compound having excellent flame retardancy and antibacterial properties, and molding it into a panel for SMC sheet panel, SMC furniture, other (sink) panels to be flame-retardant to prevent fire, to give antimicrobial properties to SMC furniture, other (sink) panel to prevent mold, cockroaches, odors, etc., to create a beneficial environment for the human body It is.
본 발명의 다른 실시예로서, 도 2에 도시된 바와같이, 불포화 폴리에스테르 수지 100중량부에 대하여, 유리섬유 70?200중량부, 수산화알루미늄과 탄산칼슘 및 수산화알루미늄에서 적어도 하나를 선택하여 이루어진 충진재 170?250중량부, 저수축제 30?50중량부, 이형제 2?4중량부, 경화제 1?3중량부, 증점제 0.1?0.8중량부로 이루어진 발명의 시트 몰딩 컴파운드(SMC)로 내층부(1)를 형성하고, 그 외표면층(2)으로 은 나노, 이산화티탄중에서 적어도 하나를 선택한 항균제 0.05?1.5중량부를 상기 내층부의 시트 몰딩 컴파운드 조성물에 혼합하여 항균층이 되게 하여 금형에서 도 2와 같이 판넬 형태로 성형함으로써 고가의 은 나노에 대한 비용절감을 하면서 동일한 효과를 얻도록 할 수도 있다.As another embodiment of the present invention, as shown in Figure 2, with respect to 100 parts by weight of unsaturated polyester resin, a filler made by selecting at least one of 70 to 200 parts by weight of glass fiber, aluminum hydroxide and calcium carbonate and aluminum hydroxide The
본 발명에 의한 가구 판넬용 시트 몰딩 컴파운드는 난연성, 내열성, 음이온 발생 및 항균 특성으로 화재로 부터의 안전성, 곰팡이 및 그로 인한 악취 발생을 방지하여 친환경적이며, 인체에 유익하여 가구, 특히 부엌가구나 욕실가구용으로 적합하고, 제조 가공이 용이하다.The sheet molding compound for furniture panels according to the present invention is flame retardant, heat resistant, anion generating and antibacterial properties, which is environmentally friendly by preventing the occurrence of safety from fire, mold and odors caused by fire, and is beneficial to the human body, especially for furniture, especially kitchen furniture and bathroom furniture. It is suitable for manufacturing, and manufacturing process is easy.
도 1은 본 발명에 의한 SMC 판넬 성형방법의 개략적인 공정도.1 is a schematic process diagram of a SMC panel forming method according to the present invention.
도 2는 도 1의 판넬 성형방법의 다른 예에 따른 SMC 판넬의 개략적인 단면도. 2 is a schematic cross-sectional view of the SMC panel according to another example of the panel forming method of FIG.
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| KR1020090089974A KR101115430B1 (en) | 2009-09-23 | 2009-09-23 | Sheet molding compound panels |
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| WO2023235378A1 (en) * | 2022-06-01 | 2023-12-07 | Teijin Automotive Technologies, Inc. | Sheet molding composition and articles formed therefrom with high char strength |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980074828A (en) * | 1997-03-27 | 1998-11-05 | 성재갑 | Antibacterial SMC (Sheet Molding Compound) using metal ion substituted zeolite and water tank manufactured therefrom |
| KR20030064596A (en) * | 2002-07-05 | 2003-08-02 | (주)디텍 | Sheet Molding Compound for Water Tank and SMC Water Tank |
| KR20040000545A (en) * | 2002-06-21 | 2004-01-07 | (주)디텍 | Sheet Molding Compound for Water Tank Panel and SMC Panel for Water Tank |
| KR20060081762A (en) * | 2005-01-10 | 2006-07-13 | 백광플라텍 주식회사 | Composition containing nano silver and phoshorus titanium, water tank using the conposition and ceiling pannel using the composition |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980074828A (en) * | 1997-03-27 | 1998-11-05 | 성재갑 | Antibacterial SMC (Sheet Molding Compound) using metal ion substituted zeolite and water tank manufactured therefrom |
| KR20040000545A (en) * | 2002-06-21 | 2004-01-07 | (주)디텍 | Sheet Molding Compound for Water Tank Panel and SMC Panel for Water Tank |
| KR20030064596A (en) * | 2002-07-05 | 2003-08-02 | (주)디텍 | Sheet Molding Compound for Water Tank and SMC Water Tank |
| KR20060081762A (en) * | 2005-01-10 | 2006-07-13 | 백광플라텍 주식회사 | Composition containing nano silver and phoshorus titanium, water tank using the conposition and ceiling pannel using the composition |
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