KR101265852B1 - Coating Solution For Artificial Marble - Google Patents
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- KR101265852B1 KR101265852B1 KR1020100001744A KR20100001744A KR101265852B1 KR 101265852 B1 KR101265852 B1 KR 101265852B1 KR 1020100001744 A KR1020100001744 A KR 1020100001744A KR 20100001744 A KR20100001744 A KR 20100001744A KR 101265852 B1 KR101265852 B1 KR 101265852B1
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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
- C09D183/00—Coating compositions based on 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; Coating compositions based on derivatives of such polymers
- C09D183/16—Coating compositions based on 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; Coating compositions based on derivatives of such polymers in which all the silicon atoms are connected by linkages other than oxygen atoms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
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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
- C09D7/20—Diluents or solvents
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Abstract
본 발명은 인조대리석용 코팅액에 관한 것으로, 보다 상세하게는 폴리실라잔(polysilazane) 및 용제를 포함하는 인조대리석용 코팅액에 있어서, 상기 용제는 방향족 용제와 지방족 용제가 혼합된 혼합용제 또는 이써(Ether) 용제인 것을 특징으로 하는 인조대리석용 코팅액에 관한 것이다.
본 발명에 따르면, 폴리실라잔의 분자량과 용제의 조성을 조절하여 코팅 시공 시 자욱이 발생하지 않으며, 경도와 광택도가 뛰어나고, 내충격성, 부착성이 우수한 인조대리석용 코팅액을 제공하는 효과가 있다.The present invention relates to a coating solution for artificial marble, and more particularly, to a coating solution for artificial marble including polysilazane and a solvent, wherein the solvent is a mixed solvent or ether mixed with an aromatic solvent and an aliphatic solvent. It relates to a coating liquid for artificial marble, characterized in that the solvent.
According to the present invention, by controlling the molecular weight of the polysilazane and the composition of the solvent does not occur during the coating construction, excellent hardness and gloss, and has an effect of providing a coating solution for artificial marble excellent in impact resistance, adhesion.
Description
본 발명은 인조대리석용 코팅액에 관한 것으로, 보다 상세하게는 폴리실라잔의 분자량과 용제의 조성을 조절하여 코팅 시공 시 자욱이 발생하지 않으며, 경도와 광택도가 뛰어나고, 내충격성, 부착성이 우수한 인조대리석용 코팅액에 관한 것이다.The present invention relates to a coating liquid for artificial marble, and more specifically, to control the molecular weight of polysilazane and the composition of a solvent, no coating occurs in coating, and excellent in hardness and gloss, and excellent in impact resistance and adhesion. It relates to a coating liquid for.
일반적으로 천연대리석은 석회암이 오랜 세월동안 땅 속에서 지열 지압으로 변질되어 결정화된 것으로, 주성분은 탄산석회이며 성분은 치밀하고 견고할 뿐만 아니라 포함된 성분에 따라 경도, 색채, 무늬 등이 매우 다양하여 심미감이 우수하고, 연마작업을 수행하면 광택이 나므로 장식용 석재 중에서 가장 고급재로 쓰이고 있다.In general, natural marble is crystallized from the limestone has been altered by geothermal acupressure in the ground for many years. The main component is lime carbonate, and the components are not only dense and solid, but also vary in hardness, color, and pattern depending on the components included. It has excellent aesthetics and is polished when it is polished, so it is used as the most high grade of decorative stone.
하지만 오랜 세월동안 천연대리석을 채취하여 사용하였기에 천연대리석이 고갈되어 현재는 천연대리석을 대체하여 인조대리석을 많이 사용하고 있으며, 여러 가지 방법에 의해 인조대리석을 제조하고 있다.However, since the natural marble has been collected and used for many years, the natural marble has been depleted, and now, the artificial marble is replaced by the natural marble, and artificial marble is manufactured by various methods.
상기 인조대리석은 쓰임새상 광택도가 매우 중요하므로 이 광택도의 향상을 위해서 코팅액이 개발되어 사용되고 있으나 종래의 코팅액은 경도, 내충격성, 부착성 등이 떨어지는 문제점이 있다.Since the artificial marble is very important in terms of use, the coating liquid has been developed and used to improve the glossiness, but the conventional coating liquid has a problem in that hardness, impact resistance, and adhesion are inferior.
상기와 같은 종래기술의 문제점을 해결하고자, 본 발명은 폴리실라잔의 분자량과 용제의 조성을 조절하여 코팅 시공 시 자욱이 발생하지 않으며, 경도와 광택도가 뛰어나고, 내충격성, 부착성이 우수한 인조대리석용 코팅액을 제공하는 것을 목적으로 한다. In order to solve the problems of the prior art as described above, the present invention controls the molecular weight of the polysilazane and the composition of the solvent does not occur when coating coating, excellent hardness and gloss, impact resistance, adhesion for artificial marble It is an object to provide a coating liquid.
본 발명의 상기 목적 및 기타 목적들은 하기 설명된 본 발명에 의하여 모두 달성될 수 있다.These and other objects of the present invention can be achieved by the present invention described below.
상기의 목적을 달성하기 위하여, 본 발명은 폴리실라잔(polysilazane) 및 용제를 포함하는 인조대리석용 코팅액에 있어서, 상기 용제는 방향족 용제와 지방족 용제가 혼합된 혼합용제 또는 이써(Ether) 용제인 것을 특징으로 하는 인조대리석용 코팅액을 제공한다.In order to achieve the above object, the present invention is a coating solution for artificial marble comprising a polysilazane (polysilazane) and a solvent, wherein the solvent is a mixed solvent or an ether solvent mixed with an aromatic solvent and an aliphatic solvent It provides a coating liquid for artificial marble characterized in that.
본 발명에 따르면 폴리실라잔의 분자량과 용제의 조성을 조절하여 코팅 시공 시 자욱이 발생하지 않으며, 경도와 광택도가 뛰어나고, 내충격성, 부착성이 우수한 인조대리석용 코팅액을 제공하는 효과가 있다.According to the present invention, by controlling the molecular weight of the polysilazane and the composition of the solvent does not occur during coating construction, it is excellent in hardness and gloss, there is an effect of providing a coating solution for artificial marble excellent in impact resistance, adhesion.
도 1 은 본 발명의 인조대리석 코팅액을 코팅하여 두께 측정한 SEM 사진을 나타낸 것이다.Figure 1 shows an SEM photograph of the thickness measured by coating the artificial marble coating solution of the present invention.
이하에서 본 발명을 상세히 설명한다.Hereinafter, the present invention will be described in detail.
본 발명의 인조대리석용 코팅액은, 폴리실라잔(polysilazane) 및 용제를 포함하는 인조대리석용 코팅액에 있어서, 상기 용제는 방향족 용제와 지방족 용제가 혼합된 혼합용제 또는 이써(Ether) 용제를 사용하는 것을 특징으로 한다.The coating solution for artificial marble of the present invention is a coating solution for artificial marble containing polysilazane and a solvent, wherein the solvent is a mixture of an aromatic solvent and an aliphatic solvent or an ether solvent. It features.
상기 폴리실라잔(polysilazane)은 구체적인 일례로 피리딘과 디클로로실란(DCS)을 배합하여 프리폴리머를 제조한 후, 상기 프리폴리머에 암모니아를 배합하여, 생성되는 암모늄염을 제거 한 후 분자량 및 분자구조가 조절된 폴리실라잔 폴리머를 제조 한다.The polysilazane (polysilazane) is a specific example to prepare a prepolymer by combining pyridine and dichlorosilane (DCS), and then to mix the ammonia to the prepolymer, to remove the produced ammonium salt and to control the molecular weight and molecular structure To manufacture silazane polymers.
상기 생성되는 암모늄염은 염화암모늄(NH4Cl)인 것이 바람직하다. The resulting ammonium salt is preferably ammonium chloride (NH 4 Cl).
상기 디클로로실란(DCS)은 인조대리석용 코팅액 제조의 출발물질이며, 이의 당량수 조절로 제조되는 폴리실라잔의 분자량과 분자구조가 조절된다.The dichlorosilane (DCS) is a starting material for preparing a coating solution for artificial marble, the molecular weight and molecular structure of the polysilazane prepared by controlling the equivalent number thereof is controlled.
상기 암모니아는 이의 당량수 및 투입온도, 투입속도, 교반시간 및 가스방출량 조절로 제조되는 폴리실라잔의 분자량 및 분자구조가 조절된다.The ammonia is the molecular weight and molecular structure of the polysilazane prepared by controlling the equivalent number and the input temperature, the input speed, the stirring time and the gas discharge amount thereof.
상기 피리딘, 디클로로디에틸실란(DCS), 암모니아 및 중합제의 분자량 및 분자구조가 최적으로 조절된 폴리실라잔(polysilazane)은 중량평균분자량이 7000 ~ 20000 인 것을 특징으로 하는데, 상기 범위 내인 것은 코팅이 쉽고, 코팅 시 자욱이 발생하지 않으며, 보관 안정성이 우수하다.The polysilazanes of which the molecular weight and molecular structure of the pyridine, dichlorodiethylsilane (DCS), ammonia and the polymerizer are optimally adjusted are characterized in that the weight average molecular weight is 7000 to 20000. This is easy, no coating occurs and coating stability is excellent.
상기 방향족 용제로는 구체적으로는 m-자일렌, o-자일렌, 및 p-자일렌 등으로 이루어진 군으로부터 선택된 1 종 이상을 사용하고, 보다 구체적으로 상기 자일렌에 에틸벤젠 등을 혼합한 자일렌 혼합용제를 사용하는 것이 좋다. Specifically, the aromatic solvent is one or more selected from the group consisting of m-xylene, o-xylene, p-xylene and the like, and more specifically, xyl in which ethylbenzene and the like are mixed with the xylene It is preferable to use a len mixed solvent.
상기 지방족 용제로는 이소-펜탄, n-펜탄, 시클로-펜탄, 2,2-디메틸-부탄, 2-메틸-펜탄, 3-메틸-펜탄, 2,3-디메틸-2-부탄, 메틸 시클로 펜탄, 시클로 헥산, 이소-헵탄, n-헵탄, 2,3-디메틸-펜탄, 메틸 시클로 헵탄, n-옥탄 및 이소-옥탄 등으로 이루어진 군으로부터 선택한 1 종 이상을 사용하는 것이 좋다. As the aliphatic solvent, iso-pentane, n-pentane, cyclo-pentane, 2,2-dimethyl-butane, 2-methyl-pentane, 3-methyl-pentane, 2,3-dimethyl-2-butane, methyl cyclopentane , Cyclohexane, iso-heptane, n-heptane, 2,3-dimethyl-pentane, methyl cycloheptane, n-octane, iso-octane and the like are preferably used.
상기 이써(Ether) 용제로는 이소프로필이써(Isopropylether) 등을 사용하는 것이 좋다.It is preferable to use isopropyl ether or the like as the ether solvent.
상기 인조대리석용 코팅액은 폴리실라잔 5 ~ 30 중량%, 방향족 용제 10 ~ 50 중량%, 지방족 용제 45 ~ 85 중량%를 포함하고, 바람직하게는 폴리실라잔 5 ~ 25 중량%, 방향족 용제 15 ~ 40 중량%, 지방족 용제 50 ~ 70 중량%를 포함하는 것이며, 더 바람직하게는 폴리실라잔 5 ~ 25 중량% 및 이써(Ether) 용제 75 ~ 95 중량%를 포함하는 것인데, 이 범위 내에서는 레벨링이 우수하고, 코팅 후 경화 시간을 단축 시키는 효과가 있다
The coating solution for artificial marble includes 5 to 30% by weight of polysilazane, 10 to 50% by weight of aromatic solvent, and 45 to 85% by weight of aliphatic solvent, preferably 5 to 25% by weight of polysilazane and 15 to 15% of aromatic solvent. 40 to 40% by weight, aliphatic solvent 50 to 70% by weight, more preferably 5 to 25% by weight of polysilazane and 75 to 95% by weight of Ether solvent, within which the leveling is Excellent, shorten the curing time after coating
상기 인조대리석용 코팅액을 인조대리석에 코팅 하는 방법은 당 분야에서 통상적으로 사용되는 방법인 경우 특별히 한정 되지 않는다.
The method of coating the artificial marble with the coating liquid for artificial marble is not particularly limited when the method is commonly used in the art.
이하 본 발명을 실시예를 통해 더욱 상세히 설명하나, 본 발명이 하기 실시예로 한정되는 것은 아니다.
Hereinafter, the present invention will be described in more detail with reference to Examples, but the present invention is not limited to the following Examples.
[실시예] [Example]
실시예Example 1 One
중량평균분자량이 2000, 3000, 5000, 7000, 10000, 20000, 또는 5000000 인 폴리실라잔 8 중량%, 아래 표 1 에 표시된 방향족 혼합용제인 자일렌 혼합용제 35 중량% 및 아래 표 2에 표시된 지방족 혼합용제 57 중량%를 혼합하여 코팅용액을 제조하였고, 제조된 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 엄지 손가락 5 kg 하중으로 눌러 지문이 남지 않는 시간(지촉 건조시간)을 측정하여 그 결과를 아래 표 3 에 나타내었다.
8% by weight of polysilazane having a weight average molecular weight of 2000, 3000, 5000, 7000, 10000, 20000, or 5000000, 35% by weight of xylene mixed solvent, an aromatic mixed solvent shown in Table 1 below, and an aliphatic mixture shown in Table 2 below. A coating solution was prepared by mixing 57% by weight of a solvent, and 0.2 ml of the coating solution was dropped on an artificial marble specimen using a syringe and pressed with a 5 kg load of thumb to measure the time when the fingerprint was not left (touch drying time). The results are shown in Table 3 below.
(중량%)division
(weight%)
혼합용제Xylene
Mixed solvent
혼합용제Aliphatic
Mixed solvent
(온도 조건 25 ℃)Weight average molecular weight
(Temperature condition 25 ℃)
상기 표 3 에 나타낸 것과 같이 지촉건조 시간은 중량평균분자량이 증가할수록 빨라지며, 중량평균분자량이 5000000 인 인조대리석용 코팅액은 지촉건조가 매우 빠르지만 보관 안정성이 다소 떨어진다.As shown in Table 3, the drying time is faster as the weight average molecular weight is increased, and the coating liquid for artificial marble having a weight average molecular weight of 5000000 is very fast in drying but somewhat inferior in storage stability.
실시예Example 2 2
중량평균분자량이 6000 인 폴리실라잔 20 중량%, 용제로 이소프로필이써 80 중량%를 혼합하여 코팅용액을 제조하였고, 제조된 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 엄지 손가락 5 kg 하중으로 눌러 지문이 남지 않는 시간(지촉 건조시간)을 측정하여 그 결과를 아래 표 4 에 나타내었다.
A coating solution was prepared by mixing 20% by weight of polysilazane having a weight average molecular weight of 6000 and 80% by weight of isopropyl ether with a solvent, and dropping 0.2 ml of the coating solution onto the artificial marble specimen using a syringe. The time when the fingerprint was not left (touch drying time) by pressing the kg load was measured and the results are shown in Table 4 below.
실시예Example 3 3
중량평균분자량이 6000 인 폴리실라잔 20 중량%, 용제로 상기 표 1 에 기재된 자일렌 혼합용제 20 중량%, 상기 표 2 에 기재된 지방족 혼합용제 60 중량%를 혼합하여 코팅용액을 제조하였고, 제조된 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 엄지 손가락 5 kg 하중으로 눌러 지문이 남지 않는 시간(지촉 건조시간)을 측정하여 그 결과를 아래 표 4 에 나타내었다.
A coating solution was prepared by mixing 20 wt% of polysilazane having a weight average molecular weight of 6000, 20 wt% of xylene mixed solvent shown in Table 1 above, and 60 wt% of aliphatic mixed solvent shown in Table 2 above as a solvent. 0.2 ml of the coating solution was dropped on the artificial marble specimen using a syringe, and the time when the fingerprint was not left (touch drying time) was measured by pressing the thumb with a 5 kg load.
비교예Comparative example 1 One
중량평균분자량이 6000 인 폴리실라잔 20 중량%, 용제로 JUNSEI 社 DBE 제품 80 중량%를 혼합하여 코팅용액을 제조하였고, 제조된 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 엄지 손가락 5 kg 하중으로 눌러 지문이 남지 않는 시간(지촉 건조시간)을 측정하여 그 결과를 아래 표 4 에 나타내었다.
A coating solution was prepared by mixing 20% by weight of polysilazane having a weight average molecular weight of 6000 and 80% by weight of JUNSEI Co. , Ltd. DBE product with a solvent, and dropping 0.2 ml of the coating solution onto the artificial marble specimen using a syringe. The time when the fingerprint was not left (touch drying time) by pressing the kg load was measured and the results are shown in Table 4 below.
비교예Comparative example 2 2
중량평균분자량이 6000 인 폴리실라잔 20 중량%, 용제로 톨루엔 80 중량%를 혼합하여 코팅용액을 제조하였고, 제조된 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 엄지 손가락 5 kg 하중으로 눌러 지문이 남지 않는 시간(지촉 건조시간)을 측정하여 그 결과를 아래 표 4 에 나타내었다.
A coating solution was prepared by mixing 20% by weight of polysilazane having a weight average molecular weight of 6000 and 80% by weight of toluene as a solvent.0.2 ml of the prepared coating solution was dropped on the artificial marble specimen by using a syringe to load a thumb of 5 kg. The time when the fingerprint is not pressed (touch drying time) was measured and the results are shown in Table 4 below.
상기 표 4 와 같이 본 발명에 따른 실시예 2 ~ 3 이 본 발명의 범위를 벗어나는 비교예 1 ~ 2 에 비하여 지촉건조시간이 현저히 단축되는 것을 확인할 수 있었다.
As shown in Table 4, Examples 2 to 3 according to the present invention was found to significantly shorten the dry touch time compared to Comparative Examples 1 to 2 outside the scope of the present invention.
실시예Example 4 4
상기 실시예 2 의 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 퍼지는 형태와 레벨링을 측정하여 그 결과를 아래 표 4 에 나타내었다. 레벨링을 측정하기 위해서 인조대리석 1 ㎡에 코팅액 20 ml를 천 코팅 방법에 의하여 실시하였다.
0.2 ml of the coating solution of Example 2 was dropped on the artificial marble specimen using a syringe, and the spreading form and leveling were measured. The results are shown in Table 4 below. In order to measure the leveling, 20 ml of the coating liquid was applied to 1 m 2 of artificial marble by a cloth coating method.
실시예Example 5 5
상기 실시예 3 의 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 퍼지는 형태와 레벨링을 측정하여 그 결과를 아래 표 5 에 나타내었다. 레벨링을 측정하기 위해서 인조대리석 1 ㎡에 코팅액 20 ml를 천 코팅 방법에 의하여 실시하였다.
0.2 ml of the coating solution of Example 3 was dropped on the artificial marble specimen using a syringe, and the spreading form and leveling were measured. The results are shown in Table 5 below. In order to measure the leveling, 20 ml of the coating liquid was applied to 1 m 2 of artificial marble by a cloth coating method.
실시예Example 6 6
중량평균분자량이 6000인 폴리실라잔 8 중량%, 용제로 상기 표 1 에 기재된 자일렌 혼합용제 35 중량%, 상기 표 2 에 기재된 지방족 혼합용제 57 중량%를 혼합하여 코팅용액을 제조하였고, 제조된 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 퍼지는 형태와 레벨링을 측정하여 그 결과를 아래 표 5 에 나타내었다. 레벨링을 측정하기 위해서 인조대리석 1 ㎡에 코팅액 20 ml를 천 코팅 방법에 의하여 실시하였다.
A coating solution was prepared by mixing 8% by weight of polysilazane having a weight average molecular weight of 6000, 35% by weight of the xylene mixed solvent shown in Table 1 above, and 57% by weight of the aliphatic mixed solvent shown in Table 2 above as a solvent. 0.2 ml of the coating solution was dropped on the artificial marble specimen using a syringe, and the spreading form and leveling were measured. The results are shown in Table 5 below. In order to measure the leveling, 20 ml of the coating liquid was applied to 1 m 2 of artificial marble by a cloth coating method.
비교예Comparative example 3 3
상기 비교예 1 의 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 퍼지는 형태와 레벨링을 측정하여 그 결과를 아래 표 5 에 나타내었다. 레벨링을 측정하기 위해서 인조대리석 1 ㎡에 코팅액 20 ml를 천 코팅 방법에 의하여 실시하였다.
0.2 ml of the coating solution of Comparative Example 1 was dropped onto the artificial marble specimen using a syringe, and the spreading form and leveling were measured. The results are shown in Table 5 below. In order to measure the leveling, 20 ml of the coating liquid was applied to 1 m 2 of artificial marble by a cloth coating method.
비교예Comparative example 4 4
상기 비교예 2 의 코팅액 0.2 ml를 주사기를 이용하여 인조대리석 시편에 떨어뜨려 퍼지는 형태와 레벨링을 측정하여 그 결과를 아래 표 5 에 나타내었다. 레벨링을 측정하기 위해서 인조대리석 1 ㎡에 코팅액 20 ml를 천 코팅 방법에 의하여 실시하였다.
0.2 ml of the coating solution of Comparative Example 2 was dropped onto the artificial marble specimen using a syringe, and the spreading form and leveling were measured. The results are shown in Table 5 below. In order to measure the leveling, 20 ml of the coating liquid was applied to 1 m 2 of artificial marble by a cloth coating method.
(퍼지는 형태)Coating diameter (mm)
(Spreading mode)
코팅지름(퍼지는 형태)은 상기 실시예 4 ~ 6 및 비교예 3 이 비교예 4 에 비하여 이 넓은 것으로 확인할 수 있었으며, 레벨링은 상기 실시예 5 ~ 6 은 매우 좋으며, 비교예 3 은 좋고, 실시예 4 와 비교예 4 는 보통이었다. 비교예 3 은 코팅지름이 넓고, 레벨링이 좋으나 지촉건조 시간이 오래 걸리는 문제점이 있어 인조대리석용 코팅액으로 부적합하다.
The coating diameter (form spreading) was confirmed that the Examples 4 to 6 and Comparative Example 3 was wider than Comparative Example 4, the leveling is very good Examples 5 to 6, Comparative Example 3 is good, Example 4 and the comparative example 4 were normal. Comparative Example 3 has a problem that the coating diameter is wide, the leveling is good, but it takes a long time to dry the touch, which is not suitable as a coating liquid for artificial marble.
시험예Test Example
상기 실시예 6 의 코팅액을 인조대리석에 코팅하였고, 코팅 후 두께 분석 SEM 사진을 아래 도 1 에 도시하였다. 코팅 조건은 코팅 천을 이용하여 2 회 코팅하였으며, 재질은 PI(80 × 150 mm)이다. 아래 표 6 의 물성 시험규격에 의해 시험(시험기관:KTR 화학재료팀, KTR 정밀화학팀)후 그 결과를 아래 표 6 에 나타내었다.
The coating solution of Example 6 was coated on artificial marble, and the SEM image of the thickness after coating was shown in FIG. 1 below. Coating conditions were coated twice using a coating cloth, the material is PI (80 × 150 mm). The results are shown in Table 6 after the test (testing institution: KTR Chemical Materials Team, KTR Fine Chemicals Team) according to the property test standards of Table 6 below.
내약품성(IPA, 25 ℃, 4 H)
내약품성(n-BuOH, 25 ℃, 4 H)Chemical resistance (MeOH, 25 ℃, 4 H)
Chemical resistance (IPA, 25 ℃, 4 H)
Chemical resistance (n-BuOH, 25 ℃, 4 H)
(6ml 도포 후 상온 4시간)clear
(4 hours after application of 6ml)
(100 ℃, 10 분)Hot water resistance
(100 ℃, 10 minutes)
(Spot test×상온×24시간 외관변화-색, 광태그 부풂 확임) clear
(Spot test × Room temperature × 24 hours Appearance change-Confirmation of color, light tag crushing)
T-VOC방출량Formaldehyde emission
T-VOC emissions
T-VOC=0.083Formaldehyde = 0.0054
T-VOC = 0.083
(500 h, 100% 습도, 38 ℃)Moisture resistance
(500 h, 100% humidity, 38 ℃)
(가격반지름 : 12.7 mm, 높이 50 cm, 하중 1kg)Impact resistance
(Price radius: 12.7 mm, height 50 cm, load 1 kg)
내약품성(5% 황산, 4H)
내약품성(MEK, 4H)Chemical resistance (5% hydrochloric acid, 4H)
Chemical resistance (5% sulfuric acid, 4H)
Chemical resistance (MEK, 4H)
상기 표 6 과 아래 도 1 에 나타난 바와 같이, 본 발명의 인조대리석용 코팅액은 경도와 광택도가 뛰어나며, 내충격성이 우수하며, 균일한 코팅이 가능하고, 절단면은 기존의 천연대리석보다 빈틈없이 조밀하게 코팅되었으며, 절단 후 몰딩에 의한 코팅막 탈착이 없어 부착성이 우수함을 확인할 수 있었다.
As shown in Table 6 and Figure 1 below, the artificial marble coating solution of the present invention is excellent in hardness and gloss, excellent impact resistance, uniform coating is possible, the cut surface is tighter than conventional natural marble It was coated, and there was no coating film desorption by molding after cutting was confirmed that the adhesion is excellent.
Claims (8)
상기 폴리실라잔은 중량평균분자량이 7000 ~ 20000인 것을 특징으로 하는 인조대리석용 코팅액.
In the artificial marble coating solution comprising a polysilazane (polysilazane) and a solvent, the solvent includes a mixed solvent or an ether solvent mixed with an aromatic solvent and an aliphatic solvent,
The polysilazane has a weight average molecular weight of 7000 ~ 20000 coating liquid for artificial marble.
상기 방향족 용제는 자일렌(xylene)인 것을 특징으로 하는 인조대리석용 코팅액.
The method of claim 1,
The aromatic solvent is a coating liquid for artificial marble, characterized in that xylene (xylene).
상기 지방족 용제는 이소-펜탄, n-펜탄, 시클로-펜탄, 2,2-디메틸-부탄, 2-메틸-펜탄, 3-메틸-펜탄, 2,3-디메틸-2-부탄, 메틸 시클로 펜탄, 시클로 헥산, 이소-헵탄, n-헵탄, 2,3-디메틸-펜탄, 메틸 시클로 헵탄, n-옥탄 및 이소-옥탄으로 이루어진 군으로부터 선택한 1 종 이상인 것을 특징으로 하는 인조대리석용 코팅액.
The method of claim 1,
The aliphatic solvents are iso-pentane, n-pentane, cyclo-pentane, 2,2-dimethyl-butane, 2-methyl-pentane, 3-methyl-pentane, 2,3-dimethyl-2-butane, methyl cyclopentane, A coating solution for artificial marble, characterized in that at least one member selected from the group consisting of cyclohexane, iso-heptane, n-heptane, 2,3-dimethyl-pentane, methyl cycloheptane, n-octane and iso-octane.
상기 이써(Ether) 용제는 이소프로필이써(Isopropylether)인 것을 특징으로 하는 인조대리석용 코팅액.
The method of claim 1,
The ether (Ether) solvent is isopropyl ether (Isopropylether) coating liquid, characterized in that the.
상기 폴리실라잔은 5 ~ 30 중량%이고, 상기 방향족 용제는 10 ~ 50 중량%이며, 상기 지방족 용제는 45 ~ 85 중량%인 것을 특징으로 하는 인조대리석용 코팅액.
The method of claim 1,
The polysilazane is 5 to 30% by weight, the aromatic solvent is 10 to 50% by weight, the aliphatic solvent is a coating solution for artificial marble, characterized in that 45 to 85% by weight.
상기 폴리실라잔은 5 ~ 25 중량%이고, 상기 방향족 용제는 15 ~ 40 중량%이며, 상기 지방족 용제는 50 ~ 70 중량%인 것을 특징으로 하는 인조대리석용 코팅액.
The method of claim 1,
The polysilazane is 5 to 25% by weight, the aromatic solvent is 15 to 40% by weight, the aliphatic solvent is a coating solution for artificial marble, characterized in that 50 to 70% by weight.
상기 폴리실라잔은 5 ~ 25 중량%이고, 이써(Ether)는 75 ~ 95 중량%인 것을 특징으로 하는 인조대리석용 코팅액.The method of claim 1,
The polysilazane is 5 to 25% by weight, Ether (Ether) is a coating liquid for artificial marble, characterized in that 75 to 95% by weight.
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| US11201052B2 (en) | 2019-05-17 | 2021-12-14 | Samsung Sdi Co., Ltd. | Composition for forming silica layer, silica layer and electronic device incorporating silica layer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2651464B2 (en) | 1987-08-13 | 1997-09-10 | 財団法人石油産業活性化センター | Modified polysilazane, production method thereof and use thereof |
| JP2006524277A (en) | 2003-04-22 | 2006-10-26 | クラリアント・プロドゥクテ・（ドイチュラント）・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | Method of using polysilazane to form hydrophobic and oleophobic modified surfaces |
| JP2007517943A (en) | 2004-01-07 | 2007-07-05 | クラリアント インターナショナル リミテッド | Hydrophilic coating based on polysilazane |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2651464B2 (en) | 1987-08-13 | 1997-09-10 | 財団法人石油産業活性化センター | Modified polysilazane, production method thereof and use thereof |
| JP2006524277A (en) | 2003-04-22 | 2006-10-26 | クラリアント・プロドゥクテ・（ドイチュラント）・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | Method of using polysilazane to form hydrophobic and oleophobic modified surfaces |
| JP2007517943A (en) | 2004-01-07 | 2007-07-05 | クラリアント インターナショナル リミテッド | Hydrophilic coating based on polysilazane |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11201052B2 (en) | 2019-05-17 | 2021-12-14 | Samsung Sdi Co., Ltd. | Composition for forming silica layer, silica layer and electronic device incorporating silica layer |
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