KR102068528B1 - Cool feeling functional composition and method for producing Cool feeling functional fabric or leather using the same - Google Patents
Cool feeling functional composition and method for producing Cool feeling functional fabric or leather using the same Download PDFInfo
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Abstract
본 발명은 태양광에 반사율이 좋고, 열전도도가 높은 Al2O3, BN, AlN로 이루어지는 군으로부터 선택되는 하나 이상의 나노 입자를 포함하는 냉감 기능성 조성물을 제공한다. 본 발명의 냉감조성물은 유해물질이 포함하지 않으며 백색의 미세 무기물(fine ceramic)의 나노입자를 포함하는 친환경(ECO) 소재이다. 또한 본 발명의 냉감조성물을 코팅한 직물 또는 피혁은 세탁후에도 열전도도가 큰 성능이 유지되며 기재의 종류에 관계없이 모든 칼라에 적용이 가능하다.The present invention provides a cold feeling functional composition comprising at least one nanoparticle selected from the group consisting of Al 2 O 3 , BN, and AlN having good reflectance to sunlight and high thermal conductivity. The cold sensitizing composition of the present invention is an eco-friendly (ECO) material that does not contain harmful substances and includes nanoparticles of white fine ceramics. In addition, the fabric or leather coated with the cold-sensitive composition of the present invention maintains high thermal conductivity even after washing, and can be applied to all colors regardless of the type of substrate.
Description
본 발염은 냉감 기능성 조성물 및 이를 이용한 냉감 기능성 직물 또는 피혁의 제조방법에 관한 것이다.The present invention relates to a cold feeling functional composition and a method for producing a cold feeling functional fabric or leather using the same.
최근 기능성 소재 분야에서 새로운 쾌적성 소재로 냉감소재가 부각되고 있다. 의복은 일상적으로 몸에 착용하여 손이나 인체 각부위의 피부간에 접촉이 발생하게 된다. 이때 차가운 감각을 냉감이라 하며 의복의 열적 특성으로서 중요하다. 또한 지구온난화, 고유가 시대에 냉감소재는 단순히 기능성 소재가 아니라 하나의 트렌드로 자리잡고 있으며 국내에서도 2007년부터 쿨비즈 캠페인을 실시하고 있다. Recently, cold comfort materials have emerged as new comfort materials in the field of functional materials. Clothing is commonly worn on the body, causing contact between the hands and the skin of each part of the human body. The cold sensation is called cold and is important as the thermal characteristic of clothes. In addition, in the era of global warming and high oil prices, cold and cold materials are not just functional materials but a trend, and Korea has been running the Cool Biz Campaign since 2007.
냉감효과는 정상체온을 유지하도록 열기를 쉽게 배출하고 피부에 닿았을때 시원한 감촉을 만들어 주는 기능을 말한다. 더운 여름철이나 야외활동시 착용하면 땀을 빠르게 건조시키고 체온을 낮춰주어 쾌적함을 유지할 수 있다.Cooling effect refers to a function that easily discharges heat to maintain normal body temperature and creates a cool texture when it comes in contact with the skin. Wearing it in hot summer or outdoors can help you dry your sweat quickly and lower your body temperature to keep you comfortable.
특히, 천연 재료로 인체에 무해하면서 열전도도가 높은 냉감소재를 개발할 필요성이 대두되고 있다.In particular, there is a need to develop a cold reduction material having high thermal conductivity while being harmless to human body with natural materials.
본 발명은 태양광을 반사하거나 높은 열전도도로 인해 냉감 효과가 우수한 냉감 기능성 조성물을 제공하는 것을 목적으로 한다.An object of the present invention is to provide a cold feeling functional composition having excellent cooling effect due to reflecting sunlight or high thermal conductivity.
또한 냉감 기능성 조성물을 이용한 냉감 기능성 직물 또는 피혁을 제조하는 것을 목적으로 한다.It is also an object to produce a cold feeling functional fabric or leather using the cold feeling functional composition.
본 발명은 태양광에 반사율이 좋고, 열전도도가 높은 Al2O3, BN, AlN로 이루어지는 군으로부터 선택되는 하나 이상의 나노 입자를 포함하는 냉감 기능성 조성물을 제조하는 것을 특징으로 한다.The present invention is characterized by producing a cold feeling functional composition comprising at least one nanoparticle selected from the group consisting of Al 2 O 3 , BN, AlN having good reflectance to sunlight and high thermal conductivity.
또한 상기 조성물은 평균직경 10 ~ 5000nm 의 나노 입자 분산액 및 고착제를 포함하는 것을 특징으로 한다.In addition, the composition is characterized in that it comprises a nanoparticle dispersion and fixing agent having an average diameter of 10 ~ 5000nm.
상기 나노 입자는 구형 및 판상 입자로 이루어지며, 상기 판상입자를 적어도 5 중량 % 이상을 포함하는 것을 특징으로 한다.The nanoparticles are composed of spherical and plate-shaped particles, characterized in that it comprises at least 5% by weight of the plate-shaped particles.
상기 고착제는, 수성 또는 유성 아크릴 바인더이거나, 수성 폴리우레탄인 것을 특징으로 한다.The fixing agent is an aqueous or oily acrylic binder, or an aqueous polyurethane.
본 발명은 냉감 기능성 조성물 및 이를 이용한 냉감 기능성 원단 또는 피혁의 제조방법에 관한 것이다. The present invention relates to a cold feeling functional composition and a method for producing a cold feeling functional fabric or leather using the same.
상기 제조방법은 태양광에 반사율이 좋고, 열전도도가 높은 Al2O3, BN, AlN로 이루어지는 군으로부터 선택되는 하나 이상의 나노 입자를 포함하는 냉감 기능성 조성물을 만드는 단계;The manufacturing method comprises the steps of making a cold feeling functional composition comprising one or more nanoparticles selected from the group consisting of Al 2 O 3 , BN, AlN having good reflectance to sunlight and high thermal conductivity;
상기 냉감 기능성 조성물을 물에 분산하여 분산액을 만드는 단계;Dispersing the cold feeling functional composition in water to form a dispersion;
상기 분산액에 고착제와 수지를 혼합하여 코팅액을 만드는 단계;및Mixing a fixing agent and a resin in the dispersion to form a coating solution; and
상기 코팅액을 원단 또는 피혁에 코팅하는 단계;를 포함한다.It includes; coating the coating solution on a fabric or leather.
상기 코팅은 딥코팅 또는 인쇄코팅인 것을 특징으로 한다.The coating is characterized in that the dip coating or printing coating.
즉, 직물의 제조 과정에서 텐다 가공에 투입하여 직물을 딥 코팅하여 고착시키거나 냉감 기능성 조성물과 수지 바인더가 혼합된 코팅액을 인쇄 코팅하는 방식으로 냉감 기능성 직물 또는 피혁을 제조하는 것을 특징으로 한다.That is, it is characterized in that the cold feeling functional fabric or leather to be manufactured by the method of putting in the Tenda processing in the manufacturing process of the fabric to dip coating the fabric to fix or coating the coating liquid mixed with the cold feeling functional composition and the resin binder.
딥 코팅(Dip coating)은 코팅액이 들어있는 탱크 내에 기판을 담그고 난 후 기판을 들어 올려서 기판에 부착되는 코팅액을 젤(Gel)화시켜 코팅하는 방법이다. 디핑(dipping)시 텐터작업시 망글에 투입,작업한다.Dip coating is a method of immersing a substrate in a tank containing a coating liquid and then lifting the substrate to gel the coating liquid attached to the substrate. When dipping, input and work on mangle during tenter work.
본 발명의 냉감조성물은 유해물질이 포함하지 않으며 백색의 미세 무기물(fine ceramic)의 나노입자를 포함하는 친환경(ECO) 소재이다. The cold sensitizing composition of the present invention is an eco-friendly (ECO) material that does not contain harmful substances and includes nanoparticles of white fine ceramics.
또한 냉감조성물은 기재의 발수도에 영향을 주지 않으며 발수제와 호환될 경우 동시 작업이 가능하다. 기재로서 직물이 사용될 경우에는 WOVEN,KNIT,SPAN 등 다양한 소재(면,poly,nylon...) 직물에 적용이 가능하며 피혁이 사용될 경우 천연 가죽, 인조가죽, 레자에도 사용이 가능하며 그밖에도 본 발명의 냉감 조성물이 코팅될 수 있는 기재이면 어는 것이라도 무방하다.In addition, the cold composition does not affect the water repellency of the substrate and can be simultaneously operated when compatible with the water repellent. When fabric is used as a base material, it can be applied to various materials such as WOVEN, KNIT, SPAN, etc., and when leather is used, it can be used on natural leather, artificial leather, leather, etc. The cold feeling composition of the invention may be any substrate as long as it can be coated.
도 1은 광차단효과를 나타낸 그래프,
도 2는 근적외선 투과율을 나타낸 그래프,
도 3은 흰색 직물의 태양열에 의한 온도변화를 실험한 열화상 카메라 사진,
도 4는 핑크색 직물의 태양열에 의한 온도변화를 실험한 열화상 카메라 사진,
도 5는 흰색 직물의 할로겐 램프에 의한 온도변화를 실험한 결과를 나타낸 표,
도 6은 핑크색 직물의 할로겐 램프에 의한 온도변화를 실험한 결과를 나타낸 표,
도 7은 흰색 직물의 인체열에 의한 온도변화를 실험한 결과를 나타낸 그래프 및 표,
도 8은 핑크색 직물의 인체열에 의한 온도변화를 실험한 결과를 나타낸 그래프 및 표,
도 9는 BN(Boron nitride) 판상 나노입자의 SEM 사진이다.1 is a graph showing the light blocking effect,
2 is a graph showing near-infrared transmittance;
3 is a thermal imaging camera experiments with temperature changes due to solar heat of white fabrics,
4 is a thermal imaging camera experiments with temperature changes due to solar heat of the pink fabric,
5 is a table showing the results of experiments with the temperature change by the halogen lamp of the white fabric,
6 is a table showing the results of experiments with the temperature change by the halogen lamp of the pink fabric,
Figure 7 is a graph and table showing the results of experiments with temperature changes due to human body heat of the white fabric,
8 is a graph and table showing the results of experiments with temperature changes due to human body heat of the pink fabric,
9 is an SEM photograph of boron nitride (BN) plate-shaped nanoparticles.
본 발명은 냉감 기능성 조성물 및 이를 이용한 냉감 기능성 직물 제조방법에 관한 것으로서, 좀더 상세하게는 태양광(가시광선, 적외선)을 반사하거나 열전도도가 좋은 소재를 이용하여 냉감 기능성 조성물을 제조하고, 상기 냉감 기능성 조성물을 물에 분산하여 분산성이 높은 상태의 기능성 조성물 분산액을 만든 후 고착제 등의 기타 첨가제와 수지를 혼합하여 직물의 제조 과정에서 텐다 가공에 투입하여 직물을 딥 코팅하여 고착시키거나 냉감 기능성 조성물과 수지 바인더가 혼합된 코팅액을 인쇄 코팅하는 방식으로 냉감 기능성 직물을 제조하는 방식으로 태양광을 반사하거나 높은 열전도도로 인해 냉감 효과가 우수한 냉감 기능성 조성물 및 이를 이용한 냉감 기능성 직물을 제조하는 것이 특징이다.The present invention relates to a cold feeling functional composition and a method for manufacturing a cold feeling functional fabric using the same, and more particularly, to manufacture a cold feeling functional composition using a material that reflects sunlight (visible light, infrared light) or has good thermal conductivity, and the cold feeling The functional composition is dispersed in water to form a dispersion of the functional composition having a high dispersibility, and then mixed with other additives such as a fixing agent and a resin, which is added to a tender processing during fabric manufacturing to deeply coat and fix the fabric, or to provide a cold feeling functional composition. It is characterized by manufacturing a cold feeling functional composition and a cold feeling functional fabric having excellent cooling effect by reflecting sunlight or high thermal conductivity by manufacturing a cold feeling functional fabric by printing and coating a coating liquid mixed with a resin binder.
이하에서는 실시예를 통하여 본 발명을 더욱 상세하게 설명한다.Hereinafter, the present invention will be described in more detail with reference to Examples.
실시예Example 1: One: BNBN 수분산Water dispersion 슬러리 제조 Slurry manufacturing
10L 비이커에 장축이 100~200nm 단축이 10nm 수준인 판상 BN(Boron nitride) 분말 500g에 순수 4400g 및 Disperse BYK-102 (BYK사) 100g을 넣고 1hr동안 교반기를 통해 교반한다. 교반한 액상 슬러리를 Super Apex mill(KOTOBUKI사)를 통해 ZrO2 Beads를 사용하여 습식 분쇄를 진행하였다. 이에 균일하게 분산된 10중량%의 BN 수분산 슬러리를 얻을 수 있었다.In a 10 L beaker, 4,400 g of pure 4400 g and 100 g of Disperse BYK-102 (BYK) are added to 500 g of plate-shaped BN (Boron nitride) powder having a long axis of 100 to 200 nm and a short axis of 10 nm. The stirred liquid slurry was wet milled using ZrO 2 Beads through a Super Apex mill (KOTOBUKI). This resulted in a 10% by weight BN water dispersion slurry uniformly dispersed.
실시예Example 2 : 2 : 냉감Cold feeling 기능성 조성물 제조 Functional composition preparation
전체 100 중량 % 기준으로 실시예 1에서 얻어진 10중량 %의 BN 슬러리 20 중량%와 아크릴 바인더 20중량%, 고착제 10 중량%, 기타 첨가제 10 중량% 및 희석재인 물 40중량%를 투입하여 300rpm으로 교반하여 냉감 기능성 조성물을 제조한다.20 wt% of the 10 wt% BN slurry obtained in Example 1, 20 wt% of the acrylic binder, 10 wt% of the binder, 10 wt% of the other additives, and 40 wt% of the diluent water were added and stirred at 300 rpm. To produce a cold feeling functional composition.
실시예Example 3 : 3: 냉감Cold feeling 기능성 직물 또는 피혁의 제조 Manufacture of functional fabrics or leather
상기 실시예 2에서 제조된 냉감 기능성 조성물을 정제수에 직물의 10 중량%를 첨가하여 희석시키고 텐더가공기를 이용하여 원단에 고착시킨 후 탈수 건조 처리하여 냉감 기능성 직물을 제조하였다. 본 실시예에서는 원단에 상기 냉감 기능성 조성물을 고착시켰으나, 본 발명의 냉감 기능성 조성물이 고착될 수 있는 소재라면 피혁 등도 가능하다.The cold feeling functional composition prepared in Example 2 was diluted by adding 10% by weight of the fabric to purified water, fixed to the fabric using a tender processing machine, and then dehydrated and dried to prepare a cold feeling functional fabric. In the present embodiment, the cold feeling functional composition is fixed to the fabric, but as long as the material to which the cold feeling functional composition of the present invention is fixed, leather and the like are also possible.
냉감 기능성 원단에 대해 광차단 효과 및 근적외선(NIR) 투과율을 확인하였다. 그 결과 광차단 효과는 1~2℃, 근적외선 투과율은 10% 정도 줄어드는 것을 확인하였다. (도 1 및 도 2 참조)The light blocking effect and the near infrared (NIR) transmittance of the cold feeling functional fabric were confirmed. As a result, it was confirmed that the light blocking effect is reduced by 1 to 2 ° C and the near infrared transmittance by about 10%. (See Figures 1 and 2)
실험예Experimental Example 1. 태양열에 의한 온도변화 측정 1. Measurement of temperature change by solar heat
1) 태양열에 의한 온도 측정.1) Temperature measurement by solar heat.
2) 5분 동안 태양열 조사후 온도(열화상 카메라) 측정.2) Temperature (thermal imaging camera) measurement after solar irradiation for 5 minutes.
3) 실외 환경 : 31℃ , 맑음.3) Outdoor environment: 31 ℃, sunny.
- 열원 : 태양열. -Heat source: solar heat.
- 온도 측정 : 열화상 카메라. Temperature measurement: thermal imaging camera.
4) TEST 시료 : POLY KNIT(150~200g/y)4) TEST Sample: POLY KNIT (150 ~ 200g / y)
상기 직물에 대해 5분간 태양열을 조사하여 처리품과 미처리품의 온도 변화를 측정하였다. 그 결과 처리품이 1~3.2℃ 낮게 측정되는 것을 확인하였다.(도 3)The fabric was irradiated with solar heat for 5 minutes to measure the temperature change of the treated and untreated articles. As a result, it was confirmed that the treated product was measured to be low at 1 to 3.2 ° C.
흰색의 경우 5분간 태양열을 조사한 결과 처리품의 온도가 1~3.2℃ 낮게 측정되었으며, 핑크색의 경우 5분간 태양열을 조사한 결과 처리품의 온도가 1~2.8℃ 낮게 측정되었다.(도 4)In the case of white, the temperature of the treated product was measured as low as 1 ~ 3.2 ℃ as a result of irradiating the solar heat for 5 minutes, and the temperature of the treated product was measured as 1 ~ 2.8 ℃ low as a result of irradiating solar heat for 5 minutes in the pink color (Fig. 4).
실험예Experimental Example 2: 2: 할로겐 램프에With halogen lamp 의한 온도 측정 Temperature measurement
1. 할로겐 램프 조사에 의한 온도 측정.1. Temperature measurement by halogen lamp irradiation.
2. 설치 1~10분 동안 램프 조사 후 온도(센서) 측정.2. Measure the temperature (sensor) after lamp irradiation for 1 to 10 minutes of installation.
3. 실내환경은 28℃이며, 열원은 500W 이와사키 할로겐 램프, 온도측정은 센서로 하였다.3. The indoor environment is 28 ℃, the heat source is 500W Iwasaki halogen lamp, and the temperature is measured by the sensor.
4. 테스트 시료는 POLY KNIT(150~200g/y)4. Test sample is POLY KNIT (150 ~ 200g / y)
흰색의 경우 0.6 ~ 2.3℃ 차이 발생하였으며, 핑크색의 경우 1.1 ~ 1.5℃ 차이가 발생하였다.(도 5 및 도 6)In the case of white, 0.6 ~ 2.3 ℃ difference occurred, and in the case of pink 1.1 ~ 1.5 ℃ difference occurred (Fig. 5 and 6).
실험예Experimental Example 3: 3: 인체열에In human heat 의한 온도변화 측정 Temperature change
1) 인체열에 의한 온도 측정(wearing test).1) Temperature measurement by body heat (wearing test).
2) 인체에 부착후 1~6분동안 온도(열화상 카메라) 측정.2) Measure temperature (thermal imaging camera) for 1 ~ 6 minutes after attaching to human body.
3) 실내 환경 : 28℃3) Indoor environment: 28 ℃
- 열원 : 인체열Heat source: human body heat
- 온도 측정 : 열화상 카메라Temperature Measurement: Thermal Camera
4) TEST 시료 : POLY KNIT(150~200g/y) 4) TEST Sample: POLY KNIT (150 ~ 200g / y)
상기 직물에 대해 5분간 태양열을 조사하여 처리품과 미처리품의 온도 변화를 측정한 결과 처리품이 1~3.2℃ 낮게 측정되는 것을 확인하였다.The fabric was irradiated with solar heat for 5 minutes and the temperature change of the treated and untreated items was measured.
흰색의 경우 0.5 ~ 1.3℃ 차이가 발생하였고, 핑크색의 경우 0.7 ~ 1.7℃ 차이가 발생하였다.(도 7 및 도 8)In the case of white, a difference of 0.5 to 1.3 ℃ occurred, and in the case of pink, a difference of 0.7 to 1.7 ℃ occurred (FIGS. 7 and 8).
이와 같이 상기 실험예들에서 온도 측정에 사용된 열원은 1) 태양열, 2) 할로겐램프, 3) 인체열(wearing)이며, 측정 기계는 1) 열화상 카메라, 2) 센서이며, 측정 환경은 28℃(실내)/31℃(실외), 맑음의 조건에서 실험을 실시하였다.As such, the heat sources used for the temperature measurement in the above experimental examples are 1) solar heat, 2) halogen lamps, 3) body wear, and the measuring machine is 1) a thermal imaging camera, 2) a sensor, and the measurement environment is 28 The experiment was conducted under the conditions of (° C) / 31 ° C (outdoors) and sunny.
그 결과 본 발명의 냉감 조성물을 처리한 경우 0.5 ~ 2.5 ℃ 의 온도 저하를 확인하였으며, 냉감효과가 우수함을 알 수 있다.As a result, when the cold persimmon composition of the present invention was treated, a temperature decrease of 0.5 to 2.5 ° C. was confirmed, and the cold perception effect was excellent.
Claims (6)
상기 나노 입자는 평균직경 10 ~ 5000nm 이고, 구형 및 판상 입자로 이루어지며, 상기 판상 입자를 적어도 5 중량% 이상 포함하는 것을 특징으로 하는 냉감 기능성 조성물.A cold feeling functional composition comprising at least one nanoparticle dispersion and a fixing agent selected from the group consisting of Al 2 O 3 , BN, and AlN,
The nanoparticles have an average diameter of 10 to 5000nm, consisting of spherical and plate-shaped particles, the cold feeling functional composition characterized in that it comprises at least 5% by weight or more of the plate-shaped particles.
상기 냉감 기능성 조성물을 정제수에 분산하여 분산액을 만드는 단계;
상기 분산액에 고착제와 수지를 혼합하여 코팅액을 만드는 단계;및
상기 코팅액을 직물 또는 피혁에 코팅하는 단계를 포함하며,
여기서, 상기 나노 입자는 평균직경 10 ~ 5000nm 이고, 구형 및 판상 입자로 이루어지며, 상기 판상 입자를 적어도 5 중량% 이상 포함하는 것을 특징으로 하는 냉감 기능성 직물 또는 피혁의 제조방법.Making a cold feeling functional composition comprising at least one nanoparticle selected from the group consisting of Al 2 O 3 , BN, AlN;
Dispersing the cold feeling functional composition in purified water to form a dispersion;
Mixing a fixing agent and a resin in the dispersion to form a coating solution; and
Coating the coating solution on a fabric or leather;
Here, the nano-particles have an average diameter of 10 ~ 5000nm, consisting of spherical and plate-shaped particles, the method of producing a cold feeling functional fabric or leather, characterized in that it comprises at least 5% by weight or more of the plate-shaped particles.
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| JP2002235278A (en) * | 2001-02-06 | 2002-08-23 | Shikibo Ltd | Contact cold sensory fiber, textile product, and method for producing the same |
| KR101446707B1 (en) * | 2013-08-22 | 2014-10-07 | 한국화학연구원 | Electrically insulating and thermally conducting polymer compositions containing excellent dispersive filler, methods for preparing the same, and mold product using the same |
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| KR100336388B1 (en) * | 1999-10-26 | 2002-05-10 | (주)석경에이.티 | Method for fabricating inorganic sol having the light selective adsorption function |
| JP2002235278A (en) * | 2001-02-06 | 2002-08-23 | Shikibo Ltd | Contact cold sensory fiber, textile product, and method for producing the same |
| KR101446707B1 (en) * | 2013-08-22 | 2014-10-07 | 한국화학연구원 | Electrically insulating and thermally conducting polymer compositions containing excellent dispersive filler, methods for preparing the same, and mold product using the same |
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