KR100463229B1 - the coating process and contrivance of micro porous waterproof - Google Patents

the coating process and contrivance of micro porous waterproof Download PDF

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Publication number
KR100463229B1
KR100463229B1 KR10-2004-0057671A KR20040057671A KR100463229B1 KR 100463229 B1 KR100463229 B1 KR 100463229B1 KR 20040057671 A KR20040057671 A KR 20040057671A KR 100463229 B1 KR100463229 B1 KR 100463229B1
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South Korea
Prior art keywords
coating
fabric
knife
roller
drip tray
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KR10-2004-0057671A
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Korean (ko)
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김응준
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미광다이텍 주식회사
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Priority to KR10-2004-0057671A priority Critical patent/KR100463229B1/en
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/564Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B23/00Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
    • D06B23/02Rollers
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/39General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using acid dyes
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16Synthetic fibres, other than mineral fibres
    • D06M2101/30Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/34Polyamides
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/10Repellency against liquids
    • D06M2200/12Hydrophobic properties
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/02Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00Physical properties
    • D10B2401/02Moisture-responsive characteristics
    • D10B2401/021Moisture-responsive characteristics hydrophobic
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S8/00Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers

Abstract

본 발명은 통기성 방수 원단의 코팅방법 및 장치에 관련된다.The present invention relates to a method and apparatus for coating a breathable waterproof fabric.

보다 상세하게는 습식 우레탄 방수 코팅시 기본적으로 수행하던 베이스코팅을 전혀 실시하지 않고 1회 코팅으로서 완성함으로서 공정절감으로 인한 원가절감과 코팅된 원단의 품질 또한 한차원 더 높임으로서 상품성을 극대화시킬 수 있게 하기 위한 것이다.More specifically, by completing the one-time coating without performing the basic coating, which is the basic coating process for the wet urethane waterproof coating, the cost reduction due to the process reduction and the quality of the coated fabric are further enhanced to maximize the commercialization. It is for.

주된 구성은 나이프의 구조를 개선함과 동시에 설치위치를 개선하여 액받이와의 간격을 줄임과 동시에 나이프의 위치가 코팅도공롤러의 중심을 기준으로 볼 때 11시방향에 위치되게 함으로서 원단의 이송과 코팅도공롤러의 회전시 발생되는 코팅액의 와류가 부하가 적은 상태로 보다 원활하게 이루어지게 하여 원단의 이면까지 코팅액의 침투가 원활하게 이루어질 수 있게 함으로서 베이스 코팅없이 1회에 원단 코팅이 이루어질 수 있게 한 것이다.The main configuration improves the structure of the knife and improves the installation position, reducing the gap with the drip tray, and simultaneously positioning the knife at 11 o'clock with respect to the center of the coating roller. The vortex of the coating liquid generated when the coating coating roller is rotated is made more smoothly with less load, so that the coating liquid can be smoothly penetrated to the back side of the fabric so that the fabric coating can be performed once without the base coating. will be.

이와 같은 본 발명의 방법에 따르면, 1회에 코팅이 완료됨에 따라 코팅액 절감효과가 두드러지게 되고, 또 코팅된 원단은 감촉이 부드럽고 가벼우며 원단 끝 및 가장자리가 말리는 등의 컬링(Curling)현상이 예방되면서 투습도가 크게 향상되어 상품성을 극대화시키는 등의 특징이 따르는 코팅방법을 제공하게 된다.According to the method of the present invention, as the coating is completed in one time, the effect of reducing the coating liquid is remarkable, and the coated fabric is soft and light to the touch and prevents curling such as curling of the ends and edges of the fabric. As the moisture permeability is greatly improved to provide a coating method that follows the features such as maximizing the marketability.

Description

통기성 방수원단의 코팅방법 및 장치{the coating process and contrivance of micro porous waterproof}Coating method and contrivance of micro porous waterproof

본 발명은 통기성 방수원단의 코팅방법 및 장치에 관련된다.The present invention relates to a method and apparatus for coating a breathable waterproof fabric.

보다 상세하게는 나일론 직물의 표면에 습식 우레탄 방수 코팅을 함에 있어서, 베이스코팅 공정을 거치지 않고 1회 코팅으로 방수원단을 제조함으로서 공정절감으로 인한 제조원가절감을 비롯하여 원단의 상품성을 극대화시킬 수 있게 하고, 이에 따라 상품의 경쟁력을 크게 높일 수 있게 하기 위한 것이다.More specifically, in the wet urethane waterproof coating on the surface of the nylon fabric, it is possible to maximize the commercialization of the fabric, including manufacturing cost savings due to process reduction by manufacturing a waterproof fabric with a single coating without the base coating process, Accordingly, it is intended to greatly increase the competitiveness of the product.

주지된 바와 같이 방수원단은 투습성과 방수기능이 부여된 원단을 말하며, 통상 제직된 직물의 표면에 우레탄 등의 수지를 이용하여 표면코팅을 한 것을 말한 다.As is well known, the waterproof fabric refers to a fabric provided with moisture permeability and waterproof function, and usually refers to a surface coating using a resin such as urethane on the surface of a woven fabric.

상기한 투습성이란, 방수원단을 이용하여 의복 등을 제조하여 착용하였을 때 쾌적성을 부여하는 매우 중요한 기능을 말하며, 통상 인체활동에 의해 발생되는 수증기는 평상시 350~600g/㎡/24hr이고, 운동시는 적어도 2500g/㎡/24hr 이상의 투습도가 필요하며, 스키나 등산 등과 같이 격렬한 운동을 하거나 우의나 텐트 등의 장비 또는 기상조건이 매우 좋지 않을 때 착용하는 특수복 등의 투습도는 최소 4000g/㎡/24hr이다.The moisture permeability refers to a very important function of providing comfort when the garment is made using a waterproof fabric and is worn. Normally, water vapor generated by human activity is usually 350 to 600 g / m 2/24 hr. The moisture permeability of at least 2500g / ㎡ / 24hr is required, and the moisture permeability of the special clothes to be worn when vigorous sports such as skiing or hiking, rain or tent equipment or when the weather conditions are very bad is at least 4000g / ㎡ / 24hr. .

한편, 기상조건에 따라 내리는 이슬비는 입자 크기가 10㎛, 보슬비는 500㎛, 비는 2000㎛, 소나기는 3000㎛이며, 인체에서 발생되는 땀 등의 수증기는 0.0004㎛ 이다.On the other hand, the drizzle falls according to the weather conditions, the particle size is 10㎛, the drizzle ratio is 500㎛, the rain is 2000㎛, the shower is 3000㎛, water vapor such as sweat generated in the human body is 0.0004㎛.

따라서 투습과 방수가 동시에 이루어지는 기능성 원단이라면, 외부로 부터 물이나 바람의 침투가 방지되면서 인체에서 발산되는 땀 등의 배출이 원활하게 이루어질 수 있을 정도의 투습도를 가져야만 하는 것이다.Therefore, if the functional fabric is made of moisture permeability and waterproof at the same time, it must have a degree of moisture permeability to be able to smoothly discharge the sweat emitted from the human body while preventing the penetration of water or wind from the outside.

이와 같은 투습도를 가지도록 원단에 방수코팅을 하는 종래의 공정을 살펴보면, 도 1에서 보는 바와 같이 먼저 제직된 나일론 원단을 산성염료를 이용하여 염색하고, 발수제를 이용하여 텐터기에서 발수한 뒤, 압력을 가해 더욱 고르게 펴는 카렌더(Calender)를 통하여 시레(Cire)가공을 하며, 이어서 우레탄수지로 베이스코팅(Base coating)을 하고 이 위에 탑코팅(Top coating)을 한 다음 텐터기를 통하여 셋팅(Setting)하며 검사기를 통하여 검사함으로서 완성한다.Looking at the conventional process of the waterproof coating on the fabric to have such a moisture permeability, as shown in Figure 1, first, the woven nylon fabric is dyed using an acid dye, water-repellent in a tenter using a water repellent, and then pressure The process is carried out through a calender that spreads evenly, then base-coated with urethane resin, top-coated on it, and then setting through a tenter. It is completed by inspecting through inspection machine.

다시 말하면 우레탄 코팅과정이 베이스 코팅과 탑 코팅으로 이원화되어 있어 2회의 코팅과정을 거쳐야 한다는 것이다.In other words, the urethane coating process is dualized into the base coating and the top coating, and thus requires two coating processes.

또한, 상기와 같이 베이스 및 탑 코팅하는 장치는 도 2에서 보는 바와 같이 일정한 방향(원단이송방향과 같은 방향)과 속도로 회전하는 코팅도공롤러(3)에 나일론 원단(4)이 접촉마찰되면서 이송되고, 상기 원단의 일측, 즉 코팅도공롤러(3)의 중심으로 10시방향 쯤에 액받이(2)를 그리고 12시 방향에 하부가 반원형에 가까운 형상으로 된 나이프(1')를 설치하여 액받이(2)와 나이프(1')사이의 원단 위에 코팅액(5)이 작용하도록 구성되어 있다.In addition, as described above, the base and top coating apparatus is transported while the nylon fabric 4 is in contact friction with the coating coating roller 3 rotating at a constant direction (same direction as the fabric conveying direction) and speed as shown in FIG. 2. One side of the fabric, i.e., a drip tray 2 at about 10 o'clock as the center of the coated coating roller 3 and a knife 1 'having a lower portion near the semicircle at 12 o'clock are installed. The coating solution 5 is configured to act on the fabric between the base 2 and the knife 1 '.

그러나 상기한 종래의 코팅공정은 도2에서 보는 바와 같이 하부가 반원형으로 형성된 나이프(1')의 구조적 특성에 의해 액받이(2)와 나이프(1') 사이에 공급된 코팅액(5)이 코팅도공롤러(3)의 회전과 원단(4)의 이송에 의해 와류되면서 원단에 침투하는 과정에서 나이프(1')와 코팅도공롤러(3) 사이에 위치한 코팅액(5)은 원활하게 와류되지 못함에 따라 원단(4) 이면까지 흡수 코팅되지 못하게 되고, 이에 따라 베이스코팅 및 탑 코팅 등 2회의 코팅공정을 거쳐야만 하였던 것이다.However, in the conventional coating process, as shown in FIG. 2, the coating liquid 5 supplied between the drip tray 2 and the knife 1 'is coated by the structural characteristics of the knife 1' formed at the lower half in a semicircular shape. The coating liquid 5 located between the knife 1 'and the coating coating roller 3 does not vortex smoothly in the process of vortexing by the rotation of the coating roller 3 and the conveyance of the fabric 4. As a result, the absorbent coating cannot be absorbed to the back surface of the fabric 4, and accordingly, two coating processes such as base coating and top coating have to be performed.

따라서 코팅에 따른 공정이 2회 반복됨에 따라 코팅력(즉, 접착력)이 양호하고 볼륨감이 뛰어나며 내구성이 양호한 이점이 있는 반면에 감촉이 딱딱하고 무거우며 원단끝 및 가장자리가 말리는 등의 폐단과 함께, 코팅공정이 과다하여 설비부담이 크고, 또 코팅에 따른 시간과 원재료비가 과다하게 들게 되어 제조원가 상승을 야기할 수 밖에 없게 되는 등의 폐단이 따르게 된다.Therefore, as the coating process is repeated twice, the coating (that is, the adhesive strength) is good, the volume is excellent, and the durability is good, while the feel is hard and heavy, and the ends and edges of the fabric are dried. Due to the excessive coating process, the burden on equipment is high, and the time and raw material costs according to the coating are excessively increased, which leads to an increase in manufacturing cost.

따라서 본 발명은 상기한 종래의 제반문제점을 감안하여 안출된 것으로서, 특히, 종래와 같은 베이스 코팅 공정을 거치지 아니하고 1회 코팅으로 감촉이 부드럽고 가벼우며 원단 끝이 말리지 않고, 제조원가가 저렴하며 투습도가 매우 뛰어난 방수원단을 제조할 수 있는 방법을 제공하려는 데 그 목적이 있는 것이다.Therefore, the present invention has been devised in view of the above-mentioned conventional problems, and in particular, the texture is soft and light with a one-time coating without going through the base coating process as in the prior art, and the fabric ends are not dried, and the manufacturing cost is low and the moisture permeability is very high. The purpose is to provide a way to make excellent waterproof fabrics.

도 1은 종래 코팅공정을 나타낸 블럭도.1 is a block diagram showing a conventional coating process.

도 2는 종래 코팅장치의 요부 예시도.Figure 2 is an exemplary view of the main portion of the conventional coating apparatus.

도 3은 본 발명의 코팅공정을 나타낸 블럭도.Figure 3 is a block diagram showing a coating process of the present invention.

도 4는 본 발명의 코팅장치의 요부 예시도.Figure 4 is an exemplary view of the main portion of the coating apparatus of the present invention.

본 발명은 다음과 같은 공정으로 이루어진다.The present invention consists of the following steps.

제 1공정; 염색공정First step; Dyeing Process

제직된 나일론 원단을 산성염료가 공급순환되는 염색기를 통하여 소정의 색상으로 염색한다.The woven nylon fabric is dyed to a predetermined color through a dyeing machine supplied with an acid dye.

제 2공정 ; 발수공정Second process; Water repellent

염색된 원단에 발수제를 도포한 뒤 텐터기(Tenter Machine)를 통하여 펴면서 건조한다.After applying the water repellent to the dyed fabric and dried by stretching through a tenter machine (Tenter Machine).

제 3공정; 시레(CIRE)공정Third process; CIRE process

위 공정을 통과한 원단을 카렌더(Calender) 롤러를 이용하여 압력을 가해 더욱 고르게 편다.The fabric passed through the above process is pressed evenly by using a calender roller.

제 4공정; 탑 코팅(Top Coating) 공정Fourth process; Top Coating Process

우레탄수지 10~40 중량%와 M.D.F용제 60~90중량%를 혼합하여서 된 코팅액을 코팅도공롤러 위에 공급하여 원단 표면에 도포시킨 후 응고조의 물속을 통과시켜 우레탄수지를 원단 표면에 고착시킨다.10-40 wt% of urethane resin and 60-90 wt% of M.D.F solvent are supplied onto the coating roller to apply the coating solution to the surface of the fabric, and then passed through the water of the coagulation bath to fix the urethane resin to the surface of the fabric.

제 5공정; 셋팅(Setting)공정Fifth step; Setting process

위 공정을 통과한 원단을 텐터기를 통과시켜 열을 가하여 건조 셋팅시킴으로서 방수 원단을 완성한다.The fabric, which passed the above process, is passed through a tenter to apply heat to dry setting to complete the waterproof fabric.

특히, 위와 같은 공정을 거치는 과정에서 제4공정의 탑코팅 공정에서는 도4에서 보는 바와 같이 나이프(1)의 날 끝을 J자형으로 형성함과 동시에 설치위치 또한 액받이(2)와의 간격을 줄여주면서 나이프(1)의 위치가 코팅도공롤러(3)의 중심을 기준으로 볼 때 11시방향에 설치함으로서 원단(4)의 이송과 코팅도공롤러(3)의 회전시에 액받치(2)와 나이프(1)사이에 들어있는 코팅액(5)이 코팅도공롤러(3)의 회전방향과 반대 방향으로 와류되게 되며, 이 때 나이프와 액받이(2)사이의 공간은 상부가 넓고 하부가 좁은 형태로 되면서 원단(4)이 통과하는 나이프 주위에 코팅액(5)이 체류되는 부분이 없게 되어 코팅액이 매우 원활하게 와류될 수 있게 되는 것이다. 또, 이 과정에서 코팅액(5)은 와류시 부하가 거의 작용하지 않게 되어 코팅하기 위해 코팅도공롤러(3)에 접촉마찰되면서 통과하는 원단의 이면까지 코팅액(5)의 침투가 원활하게 이루어질 수 있게 됨으로서 종래와 같은 베이스 코팅없이 1회에 원단 코팅이 이루어질 수 있게 되는 것이다.In particular, in the top coating process of the fourth step in the process as described above, as shown in Figure 4 to form the end of the blade of the knife 1 in the J-shaped and at the same time the installation position also reduces the gap with the drip tray (2) While the position of the knife 1 is set at the 11 o'clock position with respect to the center of the coating roller 3, the liquid support 2 and the liquid support 2 at the time of conveying the fabric 4 and rotating the coating roller 3 The coating liquid 5 contained between the knives 1 is vortexed in a direction opposite to the rotational direction of the coating roller 3, and the space between the knife and the receiver 2 is wide at the top and narrow at the bottom. The coating liquid 5 can be vortexed very smoothly because there is no portion where the coating liquid 5 stays around the knife through which the fabric 4 passes. In addition, in this process, the coating liquid 5 hardly acts on the load during vortex so that the coating liquid 5 can smoothly penetrate to the back surface of the fabric passing while contacting the coating coating roller 3 to coat. By doing so, the fabric coating can be made at one time without the base coating as in the prior art.

위와 같은 공정으로 이루어진 본 발명에 따르면, 원단(4)을 소정의 색상으로 염색가공한 후 원단 표면에 발수제를 도포함과 동시에 이를 텐터기를 통하여 펴서 말린 다음, 카렌더롤을 통하여 가압하여 보다 평평하게 펴고, 이어서 원단 표면에 우레탄수지(10~40중량%)와 D.M.F용제(90~60중량%)를 혼합하여서 된 코팅액(3)을 코팅도공롤러(5)와 나이프(1), 액받이(2)로 이루어진 코팅장치를 이용하여 1회 도포한뒤, 응고조의 물속을 통과시킨 다음 텐타기를 통하여 셋팅시킴으로서 원단표면에 우레탄 코팅이 매우 신속정확하게 이루어질 수 있게 되는 것이다.According to the present invention made of the above process, after dyeing the fabric (4) in a predetermined color and coating the water repellent agent on the surface of the fabric and at the same time to spread it through a tenter, and then press through a calender roll more flat After spreading, the coating liquid (3) was prepared by mixing a urethane resin (10-40 wt%) and a DMF solvent (90-60 wt%) on the surface of the fabric, and then coating coating roller (5), knife (1) and drip tray (2). After coating once using a coating device consisting of), and passed through the water of the coagulation bath and then set through a tenter, the urethane coating on the surface of the fabric can be made very quickly and accurately.

다시 말하면, 종래에는 코팅장치의 구조적 특성 때문에 원단을 안정적으로코팅하게 위해서는 반드시 베이스 코팅을 먼저 한 후 탑코팅을 실시할 수 밖에 없었으므로 원단코팅시 2회의 반복공정을 통할 수 밖에 없었고, 이에 따라 코팅에 따른 공정이 과다하고, 코팅액 또한 과다소요되어 원가상승을 초래하게 됨은 물론 원단의 감촉이 딱딱하고 뻣뻣한 느낌이 들고 무거우며, 원단 끝이 말리는 현상이 발생되는 등의 폐단이 따랐던 것이지만, 본 발명은 나이프(1)의 구조를 개선함과 동시에 설치위치를 원단도공롤러(5)의 중심을 기준으로 11시 방향에 위치하도록 설치하고 더불어 액받이(2)는 원단도공롤러(5)의 중심 기준 10방향에 설치하여 원단도공롤러(5)의 회전과 원단(4)이송시 코팅액(3)이 정체됨 없이 와류가 매우 원활하게 이루어지게 되어 1회코팅으로도 원단코팅이 완료됨에 따라 공정이 단축되어 시간절감과 인력절감효과를 기대할 수 있고 원가절감의 효과가 따름은 물론 원단이 매우 부드럽고 가벼우면서 끝이 말리는 등의 현상이 예방되게 하였다는 것이다.In other words, in the related art, in order to stably coat the fabric due to the structural characteristics of the coating apparatus, the base coating must be performed first, followed by the top coating. The process is excessive, the coating liquid is also excessively required to cause a cost increase, as well as the feel of the fabric is stiff and stiff and heavy, and the end of the fabric, such as the phenomenon occurs, but the present invention was followed In addition to improving the structure of the knife 1, the installation position is installed at the 11 o'clock position with respect to the center of the fabric coating roller 5, and the drip tray 2 is based on the center of the fabric coating roller 5. It is installed in the direction, and during the rotation of the fabric coating roller (5) and the fabric (4) transfer, the vortex is made very smoothly without stagnation of the coating liquid (3). As the fabric coating is completed, the process is shortened to expect time-saving and manpower-saving effects. The cost saving effect is not only followed, but the fabric is very soft and light, and the ends are prevented.

물론, 종래 코팅공정에서 베이스 코팅만 하게 되면 본 발명에서와 같이 시간과 인력 등을 비롯한 원가절감효과를 기대할 수는 있다하겠지만, 이 경우에는 종래 코팅공정 및 장치의 특성상 원단 표면에 고른 코팅이 이루어질 수 없어 내수압이 상승되면 상대적으로 투습효과가 크게 떨어지는 등의 폐단이 따르게 되어 상품성이 크게 떨어지게 된다.Of course, if only the base coating in the conventional coating process can be expected to reduce the cost, including time and manpower as in the present invention, in this case, even coating on the surface of the fabric can be made due to the characteristics of the conventional coating process and apparatus If the water pressure rises, it will be accompanied by the closing effect such as the relatively low moisture permeation effect, which will greatly reduce the commerciality.

따라서 종래에는 원단 코팅시 베이스 코팅과 탑코팅의 공정을 거쳐야만 하였던 것이다.Therefore, conventionally, the fabric coating had to go through the process of base coating and top coating.

한편, 상기 코팅공정에서 우레탄 수지와 D.M.F용제를 혼합하여 원단표면에 도포한 후 물속에 침지시키면, 상기 D.M.F 용제의 특성이 물에 희석 치환되는 성질이 있기 때문에 우레탄 수지에 0.2~10㎛ 크기의 미세한 구멍이 무수하게 형성되는 것이며, 따라서 인체에서 발산되는 땀 등의 수증기(0.0004㎛)는 원활하게 배출되는 투습효과가 뛰어나면서 입자가 작은 이슬비(100㎛) 등을 비롯하여 물기의 침투가 예방되어 방수효과가 뛰어나게 됨은 물론 방풍효과도 매우 뛰어나게 되는 것이다.Meanwhile, when the urethane resin and the DMF solvent are mixed in the coating process and coated on the surface of the fabric, and then immersed in water, the DMF solvent has a property of dilution and substitution with water. The hole is formed innumerably, therefore, water vapor (0.0004㎛) such as sweat emitted from the human body is excellent in moisture permeation effect that is smoothly discharged, and it prevents the penetration of moisture, including small particles of dew (100㎛), etc. Been excellent as well as windproof effect is very excellent.

상술한 바와 같이 본 발명은 1회에 코팅이 완료됨에 따라 공정단축 및 코팅액 절감효과가 두드러지게 되고, 또 코팅된 원단은 감촉이 부드럽고 가벼우면서 원단 끝 및 가장자리가 말리는 등의 컬링(Curling)현상이 예방되면서 투습도가 크게 향상되어 상품성이 극대화되는 등의 특징이 따르는 코팅방법을 제공하게 되는 매우 유용한 발명인 것이다.As described above, according to the present invention, as the coating is completed in one step, the process shortening and coating liquid saving effect are remarkable, and the coated fabric has a soft and light texture and curling phenomenon such as curling of the ends and edges of the fabric. It is a very useful invention to provide a coating method that follows the characteristics such as being greatly improved while preventing moisture absorption.

Claims (2)

통기성 방수원단을 코팅하는 방법에 있어서,In the method of coating the breathable waterproof fabric, 제직된 나일론 원단을 산성염료가 공급순환되는 염색기를 통하여 소정의 색상으로 염색하는 단계;와,Dyeing the woven nylon fabric into a predetermined color through a dyeing machine supplied with an acid dye; and, 염색된 원단에 발수제를 도포한 뒤 텐터기(Tenter Machine)를 통하여 펴면서 건조하는 단계;와Applying a water repellent to the dyed fabric and drying it through a tenter machine; 위 공정을 통과한 원단을 카렌더(Calender) 롤러를 이용하여 압력을 가해 더욱 고르게 펴는 단계;와,Step of spreading the fabric evenly by applying pressure using a calender (Calender) roller; And, 우레탄수지 10~40 중량%와 M.D.F용제 60~90중량%를 혼합하여서 된 코팅액을 코팅도공롤 위에 공급하여 원단 표면에 도포시킨 후 응고조의 물속을 통과시켜 우레탄수지를 원단 표면에 고착시키는 단계;와,10-40% by weight of the urethane resin and 60-90% by weight of the MDF solvent is applied to the coating surface by applying a coating solution on the coating coating roll and passing through the water of the coagulation bath to fix the urethane resin to the fabric surface; and , 위 공정을 통과한 원단을 텐터기를 통과시켜 열을 가하여 건조 셋팅시키는 단계로 이루어짐을 특징으로 하는 통기성 방수원단의 코팅방법.The method of coating a breathable waterproof fabric, characterized in that the fabric is passed through the process through the tenter to apply heat to dry setting step. 코팅도공롤러의 중심을 기준으로 수직방향에 반원형의 나이프를 설치하고,Install a semi-circular knife in the vertical direction based on the center of the coating roller, 코팅도공롤러의 중심을 기준으로 10방향에 액받이(2)를 설치하여 원단을 코팅하는 통상의 원단 코팅장치에 있어서In the conventional fabric coating apparatus for coating the fabric by installing the drip tray (2) in 10 directions based on the center of the coating coating roller 나이프(1)의 날 끝을 J자형으로 형성하고, 상기 나이프(1)의 설치위치는 액받이(2)와의 간격을 줄여주도록 코팅도공롤러(3)의 중심을 기준으로 볼 때 11시방향에 설치하여 나이프(1)와 액받이(2)사이의 공간이 상부가 넓고 하부가 좁은 형태로 되게 하여 원단(4)이송과 코팅도공롤러(3)의 회전에 의해 코팅액의 와류가 원활하게 이루어지도록 함을 특징으로 하는 통기성 방수원단의 코팅장치.The blade end of the knife (1) is formed in a J-shape, the installation position of the knife (1) at 11 o'clock when viewed from the center of the coating coating roller (3) to reduce the distance from the drip tray (2) By installing the space between the knife 1 and the drip tray 2 so that the upper part is wide and the lower part is narrow, so that the vortex of the coating liquid is smoothly made by the conveyance of the fabric 4 and the rotation of the coating roller 3. Coating device for breathable waterproof fabric, characterized in that.
KR10-2004-0057671A 2004-07-23 2004-07-23 the coating process and contrivance of micro porous waterproof KR100463229B1 (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100603009B1 (en) 2005-06-02 2006-07-24 (주)득금티앤씨 Apparatus for one side water repellent processing of fabric
KR101204167B1 (en) * 2008-09-27 2012-11-22 차기철 the manufacturing method of fabric material for blind by weaving and sewing
KR101269525B1 (en) 2011-09-29 2013-05-30 김창운 The apparatus of width of fabric shaped having 3d design of silicone
KR101399594B1 (en) 2012-11-22 2014-06-12 주식회사 무창섬유 Waterproof and Breathable Coating methods and coating device
KR101556065B1 (en) 2014-09-24 2015-09-30 다이텍연구원 Process for coating low tensile textile waste
KR101602110B1 (en) 2015-09-01 2016-03-09 김미영 High functional breathable whole cloth and the whole cloth manufacture method
KR101705677B1 (en) 2016-07-21 2017-02-22 주식회사 디에스에프텍스타일 Air hole and durable span fabric manufacturing method
KR102128728B1 (en) 2020-02-27 2020-07-01 박준성 Process to manufacture breathable fabrics
KR102192264B1 (en) 2020-04-29 2020-12-17 주식회사 준텍스글로벌 Manufacturing system for breathable fabric
KR102520250B1 (en) * 2021-11-23 2023-04-10 이경원 carbon fiber coating device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100603009B1 (en) 2005-06-02 2006-07-24 (주)득금티앤씨 Apparatus for one side water repellent processing of fabric
KR101204167B1 (en) * 2008-09-27 2012-11-22 차기철 the manufacturing method of fabric material for blind by weaving and sewing
KR101269525B1 (en) 2011-09-29 2013-05-30 김창운 The apparatus of width of fabric shaped having 3d design of silicone
KR101399594B1 (en) 2012-11-22 2014-06-12 주식회사 무창섬유 Waterproof and Breathable Coating methods and coating device
KR101556065B1 (en) 2014-09-24 2015-09-30 다이텍연구원 Process for coating low tensile textile waste
KR101602110B1 (en) 2015-09-01 2016-03-09 김미영 High functional breathable whole cloth and the whole cloth manufacture method
KR101705677B1 (en) 2016-07-21 2017-02-22 주식회사 디에스에프텍스타일 Air hole and durable span fabric manufacturing method
KR102128728B1 (en) 2020-02-27 2020-07-01 박준성 Process to manufacture breathable fabrics
KR20210109418A (en) 2020-02-27 2021-09-06 박준성 Process to manufacture breathable fabrics
KR102192264B1 (en) 2020-04-29 2020-12-17 주식회사 준텍스글로벌 Manufacturing system for breathable fabric
KR102520250B1 (en) * 2021-11-23 2023-04-10 이경원 carbon fiber coating device

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