CN116330752A - Antistatic knitted grey cloth and production process thereof - Google Patents

Abstract

The invention discloses antistatic knitted grey cloth and a production process thereof, and relates to the technical field of grey cloth. The knitted fabric comprises a knitted layer, a breathable layer, an elastic layer and a fiber layer, wherein the breathable layer is positioned on a first side of the knitted layer, the fiber layer is positioned on a second side of the knitted layer, and the elastic layer and the knitted layer are mutually staggered; the ventilation layer is at least woven by kapok and apocynum venetum. According to the knitted fabric, the breathable layer is arranged on one side of the knitted layer, so that the overall skin-friendly feeling of the fabric can be improved, the fabric is suitable for being in direct contact with a human body, the elastic layer is arranged, the overall fabric has the anti-wrinkling property, and finally the fiber layer is arranged on one side of the knitted layer, so that the overall fabric has an antistatic effect, and compared with the existing fabric made of conductive fibers, the fabric has better comfort and is more resistant to wearing.

Description

Antistatic knitted grey cloth and production process thereof

Technical Field

The invention relates to the technical field of grey cloth, in particular to antistatic knitted grey cloth and a production process thereof.

Background

Along with the continuous improvement of the living standard of people, the requirements of people on the performance of the clothes are continuously improved, the hand feeling, the comfort level, the shape-modifying effect and the like of the fabric for manufacturing the clothes are more and more concerned, and the knitted fabric is a fabric formed by mutually wearing and connecting loops, so that the knitted fabric is a large variety of fabrics. The knitted fabric has better elasticity, moisture absorption, ventilation, comfort and warmth retention. The knitted fabric has soft texture, moisture absorption, ventilation, excellent elasticity and extensibility and producibility. The knitted dress is comfortable to wear, fits closely, has no tight feeling, and can fully embody the human body curve. Modern knitted fabric blanks are more colorful, have entered the development stage of multifunction and high grade, various texture effects, new knitted fabric blanks with different functions are developed, bring unprecedented sensory effects and visual effects to knitwear;

at present, the gray fabric woven by common conductive fibers has an antistatic effect, but has imperfect places and problems to be solved, such as good conductivity of some fibers and poor cohesion when being knitted with common fibers; some encapsulated conductive fibers are not resistant to rubbing and repeated washing to affect their effectiveness, etc. And the addition of common conductive fibers also causes the defects of poor hand feeling, uncomfortable wearing and the like of the fabric, so that development of the antistatic knitted gray fabric with soft hand feeling and comfortable wearing is urgently needed.

Disclosure of Invention

The invention aims at: in order to solve the problems in the background art, the invention provides an antistatic knitted grey fabric and a production process thereof.

The invention adopts the following technical scheme for realizing the purposes:

an antistatic knitted blank, the knitted blank at least comprising a knitted layer, a breathable layer, an elastic layer and a fibrous layer, wherein:

the air permeable layer is positioned on the first side of the knitting layer, the fiber layer is positioned on the second side of the knitting layer, and the elastic layer and the knitting layer are mutually staggered;

the ventilation layer is at least woven by kapok and apocynum;

the elastic layer is at least woven by polyurethane fibers, and the polyurethane fibers penetrate through the knitting layer;

the fiber layer is formed by weaving metal fibers and carbon fibers at least, and the metal fibers and the carbon fibers are mutually staggered.

Further, the knitted layer is knitted from at least monofilaments, multifilaments, filaments and medium and long fibers, wherein:

the monofilaments and the multifilaments form warps of the knitting layer, and the cord fabric filaments and the medium-length fibers form wefts of the knitting layer;

the monofilaments and the multifilaments are staggered in a spiral arrangement manner, and the cord fabric filaments and the medium-length fibers are mutually staggered.

Further, the material for forming the breathable layer further comprises cassava silk and flax, wherein the cassava silk and the kapok are sequentially arranged at intervals to form warps of the breathable layer, and the flax and the apocynum venetum are sequentially arranged at intervals to form wefts of the breathable layer.

Further, the cassava silk and the kapok sequentially pass through the monofilaments and the multifilaments which are distributed in multiple phases, and the flax and the apocynum venetum sequentially pass through the curtain filaments and the medium-length fibers which are distributed in multiple phases.

Further, the elastic layer further comprises polyolefin fibers and T400 fibers, wherein the polyurethane fibers, the polyolefin fibers and the T400 fibers are mutually staggered and overlapped to form regular hexagonal net-shaped arrangement, and the polyurethane fibers sequentially penetrate through a plurality of monofilaments and multifilaments and form winding for the monofilaments and the multifilaments.

Further, the fiber layer further comprises concentric circle composite fibers and conductive polymer fibers, the metal fibers sequentially bypass the monofilaments and the multifilaments, the carbon fibers sequentially bypass the curtain wires and the medium-length fibers, and the concentric circle composite fibers and the conductive polymer fibers are S-shaped and are wound between the metal fibers and the carbon fibers.

The production process of the antistatic knitted grey cloth comprises the following steps:

selecting a base layer blank, preparing kapok and apocynum venetum, weaving the kapok and the apocynum venetum to obtain a ventilation layer, and configuring the ventilation layer on one side of the base layer blank;

the elastic layer is woven by polyurethane fibers, the weaving mode can be carried out by single-side needle method or six needle methods, and the polyurethane fibers penetrate through the base layer base fabric;

selecting metal fibers and carbon fibers, mutually interlacing the metal fibers and the carbon fibers or braiding the metal fibers and the carbon fibers into a whole by adopting a braiding process to prepare a fiber layer, and configuring the fiber layer on the other side of the base layer blank.

Further, regarding the arrangement mode between the air permeable layer and the fiber layer and the base layer blank cloth, the following two modes are provided:

the air permeable layer and the fiber layer can be integrated with the base layer blank cloth through a braiding process;

the air permeable layer and the fiber layer can be respectively attached to the two side surfaces of the base layer blank cloth in a mode of winding and connecting by using the lead.

Further, when the lead is wound and connected, the lead can be polyolefin fiber or T400 fiber, and sequentially and alternately connected with the constituent units in the breathable layer and the constituent units in the fibrous layer in a winding manner, and the lead penetrating paths sequentially penetrate through the fibrous layer, the base layer embryo cloth and the breathable layer and are formed alternately.

Further, the method also comprises the following treatment steps of polyurethane fiber:

placing polyurethane fibers into strong alkali solution for soaking for a certain time;

washing the polyurethane fiber and drying the polyurethane fiber;

and (5) carrying out oil polishing treatment on the polyurethane fiber.

The beneficial effects of the invention are as follows:

1. according to the knitted fabric, the breathable layer is arranged on one side of the knitted layer, so that the overall skin-friendly feeling of the fabric can be increased, when the knitted fabric is made into clothes, the comfort of the clothes in wearing can be increased, kapok, apocynum venetum and the like are natural plant fibers, the knitted fabric has good soft feeling and is suitable for being in direct contact with a human body, the elastic layer is arranged, the knitted layer body is provided with good elasticity in a manner of being staggered with the knitted layer, the stretching resistance of the knitted layer can be increased, the overall anti-wrinkling property is achieved, the manufactured clothes are not easy to deform in washing, meanwhile, the wear resistance is achieved, the fiber layer is arranged on one side of the knitted layer, the overall anti-static effect can be achieved, the limiting layer is arranged on the side opposite to the breathable layer, the discomfort of a person can be reduced, the overall cohesion can be increased, and the knitted fabric is better in wearing performance than the conventional knitted fabric made of conductive fibers.

2. According to the production process provided by the invention, the kapok and the apocynum venetum are woven, so that a breathable and soft breathable layer can be obtained, the breathable layer is arranged on one side of the base layer blank cloth, so that the whole fabric has skin-friendly characteristics, and when the breathable and soft breathable layer is attached to a human body, compared with the traditional knitted fabric, the elastic layer made of polyurethane fibers is arranged in the knitted layer, the elastic layer made of polyurethane fibers has the characteristics of high elasticity and easy stretching, and the metal fibers and the carbon fibers are arranged at the end of the process, so that the manufactured whole fabric has good antistatic effect.

3. According to the knitted fabric, the tapioca silk and the flax are added into the breathable layer, so that the singleness of the fabric components can be better avoided, and the whole breathable layer has more comfortable feeling when being attached to the skin of a human body.

Drawings

FIG. 1 is a schematic view of the structure between the constituent layers in the knitted fabric blank of the present invention;

FIG. 2 is a process flow diagram of the present invention;

reference numerals: 1. knitting the layer; 2. a ventilation layer; 3. an elastic layer; 4. a fibrous layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In order to solve the problems that the existing simple fabric woven by conductive fibers has poor overall cohesion and is not easy to wrinkle when worn and has certain uncomfortable feeling when contacting human skin, the knitted gray fabric provided by one embodiment of the invention is shown in fig. 1, and the knitted gray fabric at least comprises a knitted layer 1, a breathable layer 2, an elastic layer 3 and a fiber layer 4, wherein:

the breathable layer 2 is located at the first side of the knitted layer 1, specifically, the two layers are mutually attached together by knitting, or can be connected together by other modes of connection by using wire harnesses, the fiber layer 4 is located at the second side of the knitted layer 1, and the specific attachment mode is the same as the above, the elastic layer 3 and the knitted layer 1 are mutually staggered, and it can be understood that the elastic layer 3 is integrally knitted in the knitted layer 1, so that the whole knitted layer 1 has a certain elasticity, a certain wrinkle-resistant effect can be achieved, and the fiber layer 4 is not easy to deform when being washed, so as to maintain the aesthetic property of the manufactured clothing;

the breathable layer 2 is formed by weaving at least kapok and apocynum venetum, and the two materials are natural plant fibers, have good skin-friendly effect, and have the characteristics of no excessive uncomfortable feeling and softness when contacting a human body, so that when one side of the breathable layer 2 contacts the skin of the human body, the human body can be more comfortable to attach;

the elastic layer 3 is formed by weaving polyurethane fibers, the polyurethane fibers have higher elasticity, and the polyurethane fibers penetrate through the knitted layer 1, so that the whole knitted layer 1 has certain elasticity, the whole fabric has certain stretch resistance, and the manufactured clothing has good elasticity;

the fiber layer 4 is formed by weaving metal fibers and carbon fibers at least, has certain conductive performance, and therefore an antistatic effect can be achieved to a certain extent, the metal fibers and the carbon fibers are mutually staggered and are distributed in the whole fabric, and therefore the whole fabric has certain cohesion performance among the whole layers of all the components, and obvious separation phenomenon is not easy to occur among the whole fabric.

In some embodiments, the knitted layer 1 is knitted from at least monofilaments, multifilaments, filaments and staple fibers, wherein:

the monofilaments and the multifilaments form warps of the knitted layer 1, the cord fabric filaments and the medium-length fibers form wefts of the knitted layer 1, and the whole yarns are mutually staggered and overlapped, so that a knitted gray fabric is knitted;

the monofilaments and the multifilaments and the cord fabric filaments and the middle-length fibers are all staggered in a spiral arrangement mode, namely, each monofilament and each multifilament are spirally twisted together, so that a warp is formed, the positional relationship between the cord fabric filaments and the middle-length fibers is also the same, and each warp and each weft have a certain extension effect through the design, so that the stretching motion of the elastic layer 3 can be matched better, and the breakage phenomenon between the interiors of the knitting layers 1 is not easy to occur when the whole body is in stretching motion.

In some embodiments, the constituent materials of the breathable layer 2 further include tapioca silk and flax, the tapioca silk and the flax are respectively animal fibers and plant fibers, the tapioca silk and the flax have good soft feel, and have good skin-friendly performance, when the tapioca silk and the kapok are in contact with the skin of a human body, the tapioca silk and the kapok are sequentially arranged at intervals, namely are arranged between the tapioca silk and the kapok cotton and are mutually alternated, so as to form warps of the breathable layer 2, and the flax and the apocynum venetum are sequentially arranged at intervals, so that the weft of the breathable layer 2 is formed in the same arrangement manner, and when the whole breathable layer 2 is in contact with the skin, certain comfort can be increased due to the mutual combination between different materials.

In order to better integrate the breathable layer 2 and the knitted layer 1, in some embodiments, the cassava silk and the kapok sequentially pass through the monofilaments and the multifilaments arranged in multiple phases, that is, the cassava silk and the kapok all pass through the monofilaments and the multifilaments arranged in multiple phases at one time, and the monofilaments and the multifilaments are spirally twisted together, so that the cassava silk and the kapok sequentially pass through multiple threads, and the flax and the apocynum sequentially pass through the cord filaments and the medium-length fibers arranged in multiple phases, and the specific arrangement mode is the same as the above, so that the integration is better integrated when the integration is carried out, and the cohesion between the integration is increased.

In order to make the elastic layer 3 have different elasticity when being stretched to different degrees between the whole, thereby increasing the whole extension effect, in some embodiments, the constituent materials of the elastic layer 3 further comprise polyolefin fibers and T400 fibers, the polyurethane fibers, the polyolefin fibers and the T400 fibers are mutually staggered and overlapped, and the elastic coefficients among the materials are different, and the elastic layers are arranged in a regular hexagon net shape, so that when the whole is subjected to different forces in all directions, the elastic layer 3 has certain extensibility, the polyurethane fibers sequentially pass through a plurality of monofilaments and multifilaments, thereby increasing one cohesion between the needle elastic layer 3 and the knitting layer 1, and the polyurethane fibers are wound on the monofilaments and the multifilaments, thereby ensuring one high fit between the two constituent layers.

In order to further improve the antistatic effect, in some embodiments, the constituent materials of the fiber layer 4 further include concentric circular composite fibers and conductive polymer fibers, which have certain conductivity and tensile properties, the metal fibers sequentially bypass the monofilaments and the multifilaments, the carbon fibers sequentially bypass the ply filaments and the middle-length fibers, so that a good adhesion is formed between the carbon fibers and the whole fabric layer 4, a cohesion between the fiber layer 4 and the knitting layer 1 is improved, and the concentric circular composite fibers and the conductive polymer fibers are all wound between the metal fibers and the carbon fibers in an S shape, so that a contact effect between the concentric circular composite fibers and the carbon fibers is improved, and static electricity at different positions of the fabric can be better led to the fiber layer 4, so that charges are dispersed all around the whole fabric.

In order to match the manufacture of the knitted blank proposed in the above embodiment, there is also a production process of the knitted blank proposed in one embodiment of the present invention, as shown in fig. 2, which specifically includes the following steps:

selecting base layer embryo cloth, namely selecting knitted embryo cloth, preparing kapok and apocynum venetum, weaving the kapok and the apocynum venetum to obtain a breathable layer 2, wherein a specific weaving mode can be any one, the specific weaving mode is not limited in the process, the breathable layer 2 is arranged on one side of the base layer embryo cloth after weaving, and the specific arrangement mode can be weaving or connecting through leads, so that a fabric with a breathable effect can be manufactured, and the fabric has good comfort when being attached to human skin;

the elastic layer 3 is woven by polyurethane fibers, the weaving mode can be single-side stitching or six stitching, and the polyurethane fibers penetrate through the base layer base fabric, namely between all the component filaments, so that the whole knitted layer 1 has certain high elasticity, and can adapt to certain extension and stretching;

selecting metal fibers and carbon fibers, and mutually interlacing the metal fibers and the carbon fibers or braiding the metal fibers and the carbon fibers into a whole by adopting a braiding process to prepare a fiber layer 4, so that the fiber layer 4 has a certain conductive effect, and the fiber layer 4 is arranged on the other side of the base layer blank, wherein the specific arrangement mode can be braiding or other modes, so that the charges among the whole bodies can be dispersed to all parts of the whole fabric through the fiber layer 4, and the whole body has an antistatic effect;

the prepared fabric has certain wear resistance and crease resistance through one integral work flow, is more comfortable when being attached to a human body, and meanwhile, has good cohesion between the whole fabric, so that no obvious separation phenomenon exists between all component layers.

In order to provide better cohesion between the produced breather layer 2 and the fibrous layer 4 and the knitted layer 1, in some embodiments, there are two ways about the way in which the breather layer 2 and the fibrous layer 4 are arranged with the base layer blank:

the air permeable layer 2 and the fiber layer 4 can form a whole with the base layer blank cloth through a braiding process, the specific braiding mode can be any, and the cohesion between the whole can be fully ensured through braiding;

the air permeable layer 2 and the fiber layer 4 can be respectively attached to two side surfaces of the base layer blank cloth in a mode of winding and connecting by using the lead, namely, the two side surfaces are connected together in a mode of binding by using the lead, and the binding is equivalent to one of the other side surfaces woven by using the lead, so that the cohesion between the component layers can be improved.

In order to improve cohesion when the lead wire connection is adopted, in some embodiments, when the lead wire winding connection is adopted, the lead wire can be polyolefin fiber or T400 fiber, and the lead wire is sequentially and alternately connected with the constituent units in the ventilation layer 2 and the constituent units in the fiber layer 4 in a winding manner, and the lead wire penetrating path sequentially penetrates through the fiber layer 4, the base layer blank cloth and the ventilation layer 2 and is formed to be alternately used for binding the whole layers together.

In order to enhance the mercerization effect of polyurethane, in some embodiments, the following treatment steps for polyurethane fibers are also included:

placing polyurethane fibers into strong alkali solution to be soaked for a certain time so as to increase the limiting effect of the polyurethane fibers;

washing the polyurethane fiber and drying the polyurethane fiber;

the polyurethane fiber is subjected to a finish treatment so that it is finer and smoother.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The antistatic knitted gray fabric is characterized by at least comprising a knitted layer (1), a breathable layer (2), an elastic layer (3) and a fiber layer (4), wherein:

the breathable layer (2) is positioned on a first side of the knitted layer (1), the fiber layer (4) is positioned on a second side of the knitted layer (1), and the elastic layer (3) and the knitted layer (1) are staggered with each other;

the ventilation layer (2) is at least woven by kapok and apocynum venetum;

the elastic layer (3) is at least woven by polyurethane fibers, and the polyurethane fibers penetrate through the knitting layer (1);

the fiber layer (4) is formed by weaving at least metal fibers and carbon fibers, and the metal fibers and the carbon fibers are mutually staggered.

2. An antistatic knitted blank according to claim 1, characterized in that said knitted layer (1) is knitted at least from monofilaments, multifilaments, filaments and medium and long fibres, wherein:

the monofilaments and the multifilaments form warps of the knitted layer (1), and the cord fabrics and the medium-length fibers form wefts of the knitted layer (1);

the monofilaments and the multifilaments are staggered in a spiral arrangement manner, and the cord fabric filaments and the medium-length fibers are mutually staggered.

3. An antistatic knitted blank according to claim 2, characterized in that the constituent material of the breathable layer (2) further comprises tapioca silk and flax, the tapioca silk and the kapok silk being arranged in sequence at intervals to form warp threads of the breathable layer (2), the flax and the apocynum venetum being arranged in sequence at intervals to form weft threads of the breathable layer (2).

4. An antistatic knitted blank according to claim 3, wherein said tapioca silk and said kapok are sequentially passed through said monofilaments and said multifilaments of a plurality of phases, and said flax and said apocynum are sequentially passed through said filaments and said long and medium fibers of a plurality of phases.

5. An antistatic knitted fabric according to claim 2, wherein the elastic layer (3) is formed of a material further comprising polyolefin fibers and T400 fibers, the polyurethane fibers, polyolefin fibers and T400 fibers being interlaced with each other to form a regular hexagonal net arrangement, the polyurethane fibers passing through a plurality of the monofilaments and multifilaments in sequence and forming a winding around the monofilaments and multifilaments.

6. An antistatic knitted fabric according to claim 2, wherein the constituent material of the fiber layer (4) further comprises concentric circular composite fibers and conductive polymer fibers, the metal fibers sequentially bypass the plurality of monofilaments and multifilaments, the carbon fibers sequentially bypass the plurality of filaments and the medium-length fibers, and the concentric circular composite fibers and the conductive polymer fibers are S-shaped and wound between the metal fibers and the carbon fibers.

7. The production process of the antistatic knitted grey cloth is characterized by comprising the following steps of:

selecting a base layer embryo cloth, preparing kapok and apocynum venetum, weaving the kapok and the apocynum venetum to obtain a breathable layer (2), and configuring the breathable layer (2) on one side of the base layer embryo cloth;

the elastic layer (3) is woven by polyurethane fibers, the weaving mode can be single-side stitching or six-needle stitching, and the polyurethane fibers penetrate through the base layer base fabric;

selecting metal fibers and carbon fibers, mutually interlacing the metal fibers and the carbon fibers or braiding the metal fibers and the carbon fibers into a whole by adopting a braiding process to manufacture a fiber layer (4), and configuring the fiber layer (4) on the other side of the base layer blank.

8. The process for producing an antistatic knitted fabric according to claim 7, characterized in that the arrangement between the breathable layer (2) and the fibrous layer (4) and the base layer blank is as follows:

the ventilation layer (2) and the fiber layer (4) can be integrated with the base layer embryo cloth through a braiding process;

the ventilation layer (2) and the fiber layer (4) can be respectively attached to the two side surfaces of the base layer blank cloth in a mode of winding and connecting by using the lead.

9. The process according to claim 8, wherein the leads are made of polyolefin fibers or T400 fibers and are sequentially and alternately connected with the constituent units in the air-permeable layer (2) and the constituent units in the fiber layer (4) in a winding manner, and the lead penetrating paths sequentially penetrate through the fiber layer (4), the base fabric and the air-permeable layer (2) and are formed alternately.

10. The process for producing an antistatic knitted fabric according to claim 7, further comprising the following treatment steps of polyurethane fibers:

placing polyurethane fibers into strong alkali solution for soaking for a certain time;

washing the polyurethane fiber and drying the polyurethane fiber;

and (5) carrying out oil polishing treatment on the polyurethane fiber.

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