KR940003470B1 - Process for producing artificial stone - Google Patents

Process for producing artificial stone Download PDF

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Publication number
KR940003470B1
KR940003470B1 KR1019910019566A KR910019566A KR940003470B1 KR 940003470 B1 KR940003470 B1 KR 940003470B1 KR 1019910019566 A KR1019910019566 A KR 1019910019566A KR 910019566 A KR910019566 A KR 910019566A KR 940003470 B1 KR940003470 B1 KR 940003470B1
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artificial stone
resin mortar
epoxy resin
piperazine
resin
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KR1019910019566A
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Korean (ko)
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KR930009954A (en
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김택곤
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김택곤
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/12Nitrogen containing compounds organic derivatives of hydrazine
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Aftertreatments Of Artificial And Natural Stones (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The artificial stone is produced by (a) making an epoxy resin molded matter prepd. by mixing a mixt. of polyglycidyl ether of polyhydrogen phenol and polyoxyalkylene polyamine with a curing accelator of piperazine and alkanol amine and a flame retardant of piperazine phosphate, (b) mixing the molded matter with a light weight aggregate i.e. silica, colored silica or marble to obtain a resin mortar, and (c) spraying or coating the resin mortar on the cement plate, and hardening it. The artificial stone is used as a flooring matter of a building material.

Description

레진몰탈을 이용한 인조석의 제조방법Manufacturing method of artificial stone using resin mortar

첨부한 도면은 본 발명에 따른 인조석의 단면도를 나타낸다.The accompanying drawings show cross-sectional views of artificial stone in accordance with the present invention.

본 발명은 레진몰탈을 이용한 인조석의 제조방법에 관한 것이다. 특히 본 발명은 경량골재와 에폭시수지 등의 각종 수지를 이용하여 제조한 레진몰탈층을 시멘트기판 위에 결합한 것으로 건축물의 바닥재로 주로 이용되는 인조석의 제조방법에 관한 것이다.The present invention relates to a method for preparing artificial stone using resin mortar. In particular, the present invention relates to a method for manufacturing artificial stone mainly used as a flooring material of a building by combining a resin mortar layer prepared using various resins such as lightweight aggregate and epoxy resin on a cement substrate.

현재 건축물의 바닥은 경량골재와 시멘트를 혼합해 시공한 다음 그라인더를 이용해 처리하기 때문에 시멘트가루가 물과 섞여 다량 방출되고 또한 시공시 많은 시간이 소요되는 등의 문제점이 있다. 이러한 물과 시멘트가루 혼합물이 흘러 내러가면 하수구 안에서 침전, 응고하기 때문에 이로 인한 문제가 또 다시 발생하여 최근에는 위와 같은 방식의 바닥시공법을 제한하고 있는 실정이다.Currently, the floor of the building is mixed with light aggregate and cement, and then processed by using a grinder, so there is a problem that cement powder is mixed with water to be released in large quantities and takes a lot of time during construction. When the mixture of water and cement powder flows down, the sediment and solidify in the sewer, which causes the problem again, which recently limits the floor construction method as described above.

이와같은 방법 외에도 건축물의 바닥에 여러종류의 타일 등을 시공하는 방법이 알려져 있다. 그러나 시간이 흘러감에 따라 이러한 타일 등의 일부분씩 떨어져 나가고 흠집이 생겨 일정기간후에는 타일 표면을 왁스나 연마제 등을 사용해 처리하는 문제가 필수적으로 뒤따르고 있다.In addition to this method, a method of constructing various types of tiles on the floor of a building is known. However, as time passes, parts of such tiles are separated and scratched, and after a certain period of time, the problem of treating the tile surface with wax or abrasive is inevitably followed.

따라서, 본 발명의 목적은 위와같은 종래 기술의 문제점을 해결함과 동시에 전기 절연성 및 내약품성 등의 물리화학적 특성과 기계적 강도가 뛰어나 콘크리트 구조 표면의 절연, 화학약품에 의한 침식으로 부터의 바닥보호 그리고 신, 구 콘크리트의 낮은 강도와 노화된 표면강도를 보강시킴과 함께 미려한 표면색상을 지닌 레진몰탈을 이용하여 인조석을 제조하는 방법을 제공하는데 있다.Accordingly, an object of the present invention is to solve the above problems of the prior art and at the same time have excellent physical and chemical properties such as electrical insulation and chemical resistance and mechanical strength, insulation of concrete structure surface, floor protection from chemical erosion and The present invention provides a method of manufacturing artificial stone using resin mortar having beautiful surface color while reinforcing the low strength and aged surface strength of new and old concrete.

본 발명에 따른 인조석의 제조방법은 화학양론적으로 혼합된 다가수소페놀의 폴리글리시딜 에테르와 폴리옥시알킬렌폴리아민의 혼합물에 피페라진 : 알칸올아민의 조성비가 (1 : 8)-(1 : 1)인 경화촉진제를 폴리옥시알킬렌폴리아민 100중량부당 1-100부 첨가하여 조성한 에폭시수지 성형제와 규사, 착색규사, 대리석, 종석 등 경량골재를 (1 : 3)-(1 : 7)의 비율로 배합하여 이루어진 레진몰탈층을 밑면에 요철부위가 형성된 두께 30 내지 50㎜의 시멘트 기판위에 3 내지 5㎜의 두께로 분사하거나 미장방식으로 코팅하여 경화시킴을 특징으로 한다.In the method for preparing artificial stone according to the present invention, the composition ratio of piperazine: alkanolamine in the mixture of polyglycidyl ether and polyoxyalkylene polyamine of stoichiometrically mixed polyhydric phenol is (1: 8)-(1 : 1) 100 to 100 parts by weight of a polyoxyalkylene polyamine phosphorus curing accelerator and epoxy resin molding agent and a lightweight aggregate such as silica sand, colored silica sand, marble, stalactite (1: 3)-(1: 7) It is characterized in that the resin mortar layer formed by mixing at a ratio of 3 to 5 mm or coated with a plastering method on a cement substrate having a thickness of 30 to 50 mm on which concave-convex portions are formed on the bottom surface is cured.

본 발명에 따른 인조석은 시멘트 기판과 그위에 형성된 레진몰탈층으로 구성되어 있다. 시멘트기판은 그 두께가 약 30 내지 50㎜이고, 그 기판위에 레진몰탈층은 그 두께가 약 3 내지 5㎜이다.Artificial stone according to the invention is composed of a cement substrate and a resin mortar layer formed thereon. The cement substrate has a thickness of about 30 to 50 mm, and the resin mortar layer on the substrate has a thickness of about 3 to 5 mm.

레진몰탈층은 각종 합성수지중 특히 에폭시수지를 경량골재와 (1 : 3)-(1 : 7)의 비율로 혼합한 레진몰탈층을 시멘트 기판위에 분사하거나 미장마감으로 적층한다.The resin mortar layer is a resin mortar layer in which epoxy resin is mixed with lightweight aggregates in a ratio of (1: 3)-(1: 7) among various synthetic resins by spraying or plastering on a cement substrate.

본 발명의 인조석에서 가장 중요한 것은 레진몰탈층인데, 레진몰탈층은 균열성이 없어야 하고, 내약품성이 높아야 하며 인장 및 인열강도 등 제반물성이 우수해야 함은 물론이고, 표면평탄성이 균일해야 하고 표면 수축성이 없어야 한다. 이러한 요구조건을 충족시키기 위해서는 무엇보다도 레진몰탈층을 형성하는데 사용하는 합성수지, 특히 이중에서도 에폭시수지와 경화제의 선택을 충분히 고려해야 한다.The most important thing in the artificial stone of the present invention is a resin mortar layer, the resin mortar layer should be free from cracking, high chemical resistance, excellent physical properties such as tensile and tear strength, as well as uniform surface flatness There should be no surface shrinkage. In order to meet these requirements, first of all, consideration should be given to the selection of the synthetic resin used to form the resin mortar layer, in particular epoxy resin and curing agent.

본 발명의 인조석에서 레진몰탈층의 형성에 사용한 에폭시수지성형제는 화학양론적으로 혼합된 다가 수소페놀의 폴리글리시딜 에테르와 폴리옥시알킬렌폴리아민의 혼합물에 피페라진 : 알칸올아민의 조성비가 (1 : 8)-(1 : 1)인 경화촉진제를 폴리옥시알킬렌폴리아민 100중량부당 1 내지 100부 첨가하여 조성한 것이다.The epoxy resin molding agent used to form the resin mortar layer in the artificial stone of the present invention has a composition ratio of piperazine: alkanolamine in a mixture of polyglycidyl ether and polyoxyalkylene polyamine of stoichiometrically mixed polyhydric hydrogenphenol. It is the composition which adds 1-100 parts of hardening accelerators (1: 8)-(1: 1) per 100 weight part of polyoxyalkylene polyamines.

에폭시수지를 경화할 때 경화촉진제는 에폭시수지 성분에서 에폭시그룹당 하나의 반응성-NH를 제공할 수 있는 양으로 첨가하는 것이 좋은데, 이러한 양이 당해 기술분야에서는 화학양론적 양으로 알려져 있다.When curing the epoxy resin, it is preferable to add a curing accelerator in an amount capable of providing one reactive-NH per epoxy group in the epoxy resin component, which is known in the art as a stoichiometric amount.

첨부도면을 통해서 본 발명을 더 자세히 설명하면 다음과 같다.The present invention will be described in more detail with reference to the accompanying drawings.

본 발명의 인조석은 먼저 시멘트 기판(1)을 약 30 내지 50㎜의 두께로 하여 임의의 면적으로 통상의 방법에 따라 제조한다. 이러한 시멘트기판(1)의 밑면에는 건축물의 바닥면과 원할히 접착되기 위해서 일정한 간격으로 요철을 형성함이 좋다.The artificial stone of the present invention is first produced according to a conventional method in any area with a cement substrate 1 having a thickness of about 30 to 50 mm. The bottom surface of the cement substrate (1) may be formed irregularities at regular intervals in order to smoothly adhere to the bottom surface of the building.

레진몰탈층(2)은 위의 에폭시수지 성형제와 경량골재를 (1 : 3)-(1 : 7)의 비율로 혼합하여 시멘트기판(1)위에 분사하거나 미장마감하여 형성한다. 레진몰탈층(2)은 그 두께가 3 내지 5㎜인 것이 가장 좋다.The resin mortar layer 2 is formed by mixing the epoxy resin molding agent and the lightweight aggregate in the ratio of (1: 3)-(1: 7) by spraying or plastering on the cement substrate (1). The resin mortar layer 2 is most preferably 3 to 5 mm in thickness.

한편, 사용한 에폭시 수지는 투명함이 좋고 여기에 난연제 등 각종 첨가제를 필요에 따라 적당히 혼합하여 사용할 수 있으며 경량골재는 백색이나 착색된 것을 사용할 수 있다. 그리고, 레진몰탈층(2)위에는 내긁힘성이 있는 수지로 코팅처리함이 좋다.On the other hand, the used epoxy resin is good in transparency and various additives such as flame retardants can be used as appropriately mixed as necessary, and the light weight aggregate can be used white or colored. Then, the resin mortar layer (2) is preferably coated with a scratch-resistant resin.

[실시예]EXAMPLE

이소프로필리덴디페놀의 글리시딜 에테르 100중량부당 D-230(Jefferson Chemical 사의 Jeffamine 이란 상품명)30중량부, 트리에탄올아민 5.4중량부, 피페라진 2.3중량부 그리고 난연제인 피페라진 포스페이트 적당량을 혼합하여 에폭시수지성형제를 제조해 이 성형제를 경량골재와 약(1 : 3)-(1 : 7)의 비율로 혼합해 레진몰탈을 만든다. 이때에는 경화가 진행되지만 자연경화는 오래 걸리기 때문에(5 내지 7일), 이 성형제를 시멘트 기판위에 분사하거나 미장방식으로 3 내지 5㎜의 두께로 레진몰탈층을 형성하여 인조석을 제조한다.Epoxy is mixed with 30 parts by weight of D-230 (Jefferson Chemical's Jeffamine), 100 parts by weight of triethanolamine, 2.3 parts by weight of piperazine, and piperazine phosphate, a flame retardant, per 100 parts by weight of glycidyl ether of isopropylidenediphenol. A resin molding agent is prepared, and the molding agent is mixed with the light aggregate at a ratio of about (1: 3)-(1: 7) to form a resin mortar. At this time, since the curing proceeds but takes a long time to harden (5 to 7 days), the molding agent is sprayed on a cement substrate or a resin mortar layer is formed to a thickness of 3 to 5 mm by a plastering method to prepare artificial stones.

위의 실시예에서 제조한 인조석은 화학실험실, 각종 정밀기계공장, 창고, 의약품공장, 식품공장, 병원, 연구실 등의 내약품성, 방진, 내마모가 요구되는 각종 바닥, 그리고 콘크리트 구조물의 옥상, 지하철, 터널, 정화장, 공장 내벽면, 폐수처리장등에 유용하게 이용할 수 있다.Artificial stone manufactured in the above embodiment is a chemical laboratory, various precision machinery factories, warehouses, pharmaceutical factories, food factories, hospitals, laboratories, etc. It can be usefully used in tunnels, purification plants, factory walls, and wastewater treatment plants.

본 발명에 따른 인조석을 시공할 때에는 충분히 사전처리한 피시공면에 먼저 프라이머로 처리한 다음 위에서 사용한 에폭시수지로 라이닝하되 고도의 내약품성 및 시공조건에 따라 내충격성 및 콘크리트 몰탈부분(건물 바닥층)의 크랙으로 부터 보호하기 위해 유리섬유를 에폭시수지와 병용, 적층하여 소정의 두께(2 내지 3㎜)로 라이닝함이 좋다. 또한, 내약품성이 요구되는 바닥의 시공에는 콘크리트 몰탈층, 프라이머층, 중도층, 유리섬유층 그리고 본 발명에 따른 인조석층으로 구성함으로써 중도층을 추가할 수 있다.When constructing the artificial stone according to the present invention, the surface treated with a primer sufficiently pre-treated with a primer and then lined with the epoxy resin used above, depending on the high chemical resistance and construction conditions of the impact resistance and concrete mortar part (building floor layer) In order to protect it from cracks, it is preferable to use a glass fiber in combination with an epoxy resin and to laminate it to a predetermined thickness (2 to 3 mm). In addition, the construction of the floor requiring chemical resistance can be added to the concrete mortar layer, primer layer, middle layer, glass fiber layer and the artificial stone layer according to the present invention by adding a middle layer.

본 발명에 따른 인조석을 시공할 때에는 시공면의 표면을 전처리해야 하는데, 콘크리트 몰탈면일 경우에는 10 내지 15%의 염산을 0.5ℓ/㎡가량 산포하여 5 내지 10분간 방치후 모수건조하는 화학적 방법과 와이어브러쉬, 연마판 등으로 먼저, 레이탄스, 수분 등을 완전히 제거하는 물리적 방법이 있다. 아스팔트의 경우에는 중성세제로 완전히 세척하고 수세건조후 시공하며, 강철판이나 강상판의 경우에는 유지류의 부착이 많이 이루어지므로 용제류(트리클로로에틸렌, MRK등)로 탈지한 후 샌드브라스트 또는 와이어브러쉬 등으로 완전제거한다.When constructing the artificial stone according to the present invention, the surface of the construction surface should be pretreated.In the case of concrete mortar, 10-15% hydrochloric acid is dispersed about 0.5 l / m 2 and left for 5 to 10 minutes before drying the parameters and the wire. First, there is a physical method of completely removing latans, moisture, and the like with a brush or an abrasive plate. In the case of asphalt, wash it with neutral detergent and dry it after washing with water.In case of steel plate or steel plate, since oils and fats are attached a lot, degreasing it with solvents (trichloroethylene, MRK, etc.) and sandblasting or wire brush etc. Remove it completely.

한편, 본 발명에 따른 인조석을 시공할 시공면은 양생을 완전히 습기를 제거하고 소정의 표면강도가 나와있어야 하며(20℃기준 Con′c 4주이상, 몰탈1주이상, 함유수분 10%미만, 표면강도 180㎏/㎠이상), 기후조건은 온도 5℃이상, 상대습도 75%이하인 것이 좋다.On the other hand, the construction surface to be constructed of artificial stone according to the present invention should completely remove the moisture to cure curing and come out with a predetermined surface strength (Con'c more than 4 weeks at 20 ℃, more than 1 week mortar, less than 10% moisture content, Surface strength of 180㎏ / ㎠ or more), climatic conditions should be above 5 ℃ and relative humidity below 75%.

본 발명에 따라 제조한 인조석은 무엇보다 표면강도가 높고 균열이 발생하지 않아 바닥재로 한번만 시공하면 그 뒤에 다시 표면유지를 위한 표면처리를 할 필요가 없는 영구성을 지니고 있다. 또한 표면, 특히 레진몰탈층의 표면을 다양한 형태로 미려하게 할 수가 있는 장점이 있을 뿐 아니라 시공이 간편한 이점이 있다.The artificial stone produced according to the present invention has a permanent surface without having to perform surface treatment for surface maintenance after the construction once only as a flooring material because the surface strength is high and does not cause cracks. In addition, the surface, in particular the surface of the resin mortar layer has the advantage that can be beautiful in various forms, as well as the ease of construction.

Claims (2)

화학양론적으로 혼합된 다가 수소페놀의 폴리글리시딜 에테르와 폴리옥시알킬렌폴리아민의 혼합물에 피페라진 : 알칸올아민의 조성비가 (1 : 8)-(1 : 1)인 경화촉진제를 폴리옥시알킬렌폴리아민 100중량부당 1 내지 100부 첨가하여 조성한 에폭시수지성형제와 규사, 착색규사, 대리석, 종석 등 경량골재를 (1 : 3)-(1 : 7)의 비율로 배합하여 이루어진 레진몰탈층을 밑면에 요철부위가 형성된 두께 30 내지 50㎜의 시멘트 기판위에 3 내지 5㎜의 두께로 분사하거나 미장방식으로 코팅하여 경화시킴을 특징으로 하는 레진몰탈을 이용한 인조석의 제조방법.To a mixture of polyglycidyl ether and polyoxyalkylene polyamine of stoichiometric mixed polyhydric hydrogenphenol, a curing accelerator having a composition ratio of piperazine: alkanolamine (1: 8)-(1: 1) A resin mortar layer comprising an epoxy resin molding agent prepared by adding 1 to 100 parts per 100 parts by weight of alkylene polyamine, and a light aggregate such as silica sand, colored silica sand, marble, and feldspar in a ratio of (1: 3)-(1: 7). Method of manufacturing artificial stone using a resin mortar characterized in that the hardened by spraying or coating in a thickness of 3 to 5 mm on a cement substrate of 30 to 50 mm thick irregularities formed on the bottom surface. 제1항에 있어서, 에폭시수지성형제에 난연제로서 피페라진 포스페이트를 첨가함을 특징으로 하는 제조방법.The method according to claim 1, wherein piperazine phosphate is added to the epoxy resin molding agent as a flame retardant.
KR1019910019566A 1991-11-05 1991-11-05 Process for producing artificial stone KR940003470B1 (en)

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KR102106352B1 (en) * 2019-06-19 2020-05-28 태산엔지니어링 주식회사 Ultra-high-strength resin mortar composition with multi-functional entire eco-friendliness as well as lyphophilic and hydrophilic properties, and uses thereof

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KR100321289B1 (en) * 1999-08-26 2002-03-18 이춘오 Manufacturing method of interior and exterior decoration pannel for building
KR100422788B1 (en) * 2001-10-09 2004-03-16 주식회사 화성산업 Thin artificial stone plate having texture of natural stone and method for preparing the same
KR100500773B1 (en) * 2002-06-25 2005-07-25 주식회사 건축연합종합건축사사무소 Within conclusion of interior for a building and manufacturing method of within conclusion
KR100492722B1 (en) * 2002-06-25 2005-06-07 주식회사 지에이엔지니어링건축사사무소 Decoration for inner, outer wall artifical stone of a building and manufacturing of artifical stone

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102106352B1 (en) * 2019-06-19 2020-05-28 태산엔지니어링 주식회사 Ultra-high-strength resin mortar composition with multi-functional entire eco-friendliness as well as lyphophilic and hydrophilic properties, and uses thereof

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