CN114606680A - Semi-immersion type textile fabric bleaching process - Google Patents
Semi-immersion type textile fabric bleaching process Download PDFInfo
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- CN114606680A CN114606680A CN202210294198.3A CN202210294198A CN114606680A CN 114606680 A CN114606680 A CN 114606680A CN 202210294198 A CN202210294198 A CN 202210294198A CN 114606680 A CN114606680 A CN 114606680A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component 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
- D06B23/04—Carriers or supports for textile materials to be treated
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component 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
- D06B23/04—Carriers or supports for textile materials to be treated
- D06B23/042—Perforated supports
Abstract
The invention discloses a semi-immersion bleaching process for textile fabrics, which belongs to the field of textile bleaching, and is characterized in that a semi-immersion floating platform is arranged, so that when bleaching, the fabrics float near the liquid level of bleaching liquid, the operation of heating to boil the bleaching liquid is matched, large boiling water bloom is generated at the liquid level, then the bleaching liquid is in a constantly-swinging flowing state, the permeation of bleaching liquid molecules into the fabrics is obviously accelerated, meanwhile, during swinging, impact is continuously generated on the fabrics, so that the fabrics continuously sink and float near the liquid level to present a semi-immersion state, at the same time, the fabrics are simultaneously permeated by liquid and gaseous bleaching liquid molecules, and compared with the liquid state, the gaseous permeability is stronger, thereby obviously improving the bleaching efficiency compared with the prior art, in addition, during heating, linear supporting fabrics are stretched and supported in a linear contact manner, effectively reduce the area of contact between with the cloth, effectively avoid bleaching inhomogeneous condition to take place.
Description
Technical Field
The invention relates to the field of textile bleaching, in particular to a semi-immersion type textile fabric bleaching process.
Background
The spinning idea is a general name taken from spinning and weaving, the production flow of the spinning comprises spooling, warping, sizing, denting, weaving and post-processing, wherein the post-processing comprises the following steps: bleaching, dyeing, shaping and finishing; wherein, the bleaching is a technical process of decomposing and decoloring colored substances existing in the cloth by chemical action to ensure that the cloth obtains necessary whiteness; natural or additional colored substances exist in the natural fiber textile, and the natural or additional colored substances are remained after refining and can be decolored after bleaching; some synthetic fibers are yellowed after heat setting and are also bleached.
At present, two bleaching methods are available for cloth on the market, one is to place the cloth in a bleaching box filled with bleaching liquid, then to stand for a period of time, to take out the cloth after bleaching, then to manually transport the cloth into a cleaning box for cleaning, and finally to air dry; the other method is that the cloth is driven by a roller shaft, then bleaching can be achieved by passing through bleaching liquid in a bleaching box at a certain speed, then the cloth is washed by a washing box, and finally the cloth is dried by a fan.
Regarding the first bleaching method, silk fabrics are often attached to each other and stacked during bleaching, resulting in uneven bleaching, especially, portions attached to each other may be incompletely bleached, which may cause variegated colors after bleaching, resulting in poor bleaching effect and low efficiency.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a semi-immersion type textile fabric bleaching process, which is characterized in that a semi-immersion floating platform is arranged, so that during bleaching, a fabric floats near the liquid level of bleaching liquid, the bleaching liquid is boiled by being matched with heating, large boiling water bloom is generated at the liquid level, the bleaching liquid is in a constantly-swinging flowing state, the permeation of bleaching liquid molecules into the fabric is remarkably accelerated, meanwhile, during swinging, the fabric is constantly impacted, so that the fabric is constantly floated near the liquid level and presents a semi-immersion state, at the same time, the fabric is simultaneously permeated by liquid and gaseous bleaching liquid molecules, the permeability of the gas is stronger compared with the liquid, so that a stay bar remarkably improves the bleaching efficiency compared with the prior art, in addition, during heating, the linear stay bar is stretched and stretched, the fabric is supported in a linear contact manner, and the contact area between the fabric is effectively reduced, the condition of uneven bleaching is effectively avoided.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A semi-immersion type textile fabric bleaching process comprises the following steps:
s1, firstly, transversely penetrating the cloth to be bleached through the pretreatment of the semi-immersion floating platform;
s2, placing the pretreated cloth into a bleaching tank together with a semi-immersion floating platform to enable the cloth to be semi-immersed on the liquid level of bleaching liquid under the action of the semi-immersion floating platform;
s3, filling inert gas into the bleaching solution, and heating the bleaching solution in the bleaching tank until the bleaching solution is in a boiling state, so that bubbles are continuously burst at the liquid level of the bleaching solution to impact cloth;
s4, driving the cloth to penetrate through the semi-immersion floating platform and the bleaching pool and move outside the bleaching pool through the conveyor belt to finish primary bleaching;
and S5, washing and airing the primarily bleached cloth, and completing bleaching after detecting no variegated color.
Further, after the bleaching solution is heated in the step S3, the bleaching solution is stably maintained in a boiling state, so that a part of the bleaching solution is in a gaseous state, and molecules of the part of the bleaching solution shuttle in the fabric in a gaseous state, thereby accelerating permeation and dispersion of the molecules of the bleaching solution in the fabric, and significantly improving bleaching efficiency.
Further, in the step S4, when the fabric moves, the soaking time of the fabric in the bleaching solution is maintained to be not less than 5min, so that the molecules of the bleaching solution have enough time to disperse into the fabric, and the bleaching effect is remarkably improved.
Furthermore, the semi-immersion floating platform comprises an upper floating plate, a lower floating plate and a plurality of connecting columns fixedly connected between the upper floating plate and the edge of the lower floating plate, wherein the upper floating plate comprises an upper floating layer and a lower liquid accumulation layer fixedly connected to the lower end of the upper floating plate, the liquid level of the bleaching liquid is not lower than the lower end of the lower liquid accumulation layer, so that the cloth can be immersed in the liquid level of the bleaching liquid when floating on the liquid level of the bleaching liquid along with the floating platform, the bleaching effect is better, meanwhile, a large amount of bubbles overflow from the liquid level when the bleaching liquid boils, larger water bloom is generated, the bleaching liquid near the cloth is in a constantly-swinging flowing state, the permeation of bleaching liquid molecules into the cloth is remarkably accelerated, and meanwhile, the cloth is continuously immersed and floated so that the cloth constantly floats near the liquid level to be in a semi-swinging state, and the cloth is simultaneously subjected to the permeation of liquid and gaseous bleaching liquid molecules, further quickening the bleaching speed and improving the bleaching efficiency compared with the prior art.
Furthermore, go up the supernatant and be light solid construction, can effectively intercept boiling vaporized bleaching liquid, lower hydrops layer is stereoplasm porous structure, and then makes partial bleaching liquid collect in lower hydrops layer department, when the whereabouts under the action of gravity, can get back to on the cloth, further improves bleaching effect.
Furthermore, the cloth runs through the space between the connecting columns, the distance between the upper floating plate and the lower floating plate is not less than 3cm, and when the bleaching liquid boils, a certain space is provided for the cloth to sink and float on the turbulent bleaching liquid, so that the semi-immersion floating platform is not easy to limit the semi-immersion state of the cloth.
Furthermore, a plurality of liquid through holes which are uniformly distributed are drilled in the lower floating plate, the lower floating plate is of a light hollow structure, helium, carbon dioxide and balance weight particles which are mixed according to the volume ratio of 1.5-2:1 are filled in a cavity in the lower floating plate, so that the lower floating plate is provided with larger buoyancy, the semi-immersion floating platform can be effectively guaranteed to float on the liquid level of the bleaching liquid, the cloth is effectively guaranteed to be close to the liquid level, the water bloom during boiling can be effectively guaranteed to generate corresponding impact action on the cloth, the gravity of the semi-immersion floating platform can be increased through balance weight separation, the thicknesses of parts of the semi-immersion floating platform which sink into the liquid level are different, the specific adding amount of the balance weight particles is adjusted, and technicians can adjust the lower end of the liquid accumulation layer under the liquid level immersion.
Further, lower floating plate upper end fixedly connected with a plurality of little drum layers, it is a plurality of little drum layer and the mutual interval distribution of a plurality of liquid through holes, little drum layer upper end fixedly connected with linear stay, under the boiling state, helium and carbon dioxide gas are heated and expand, make linear stay strut and present the strip and support the cloth, make the surface contact between cloth and the lower floating plate become the linear contact of a plurality of linear stays, effectively reduce and the cloth between area of contact, increase its direct and bleaching liquid contact's area, and then effectively avoid causing the inhomogeneous condition of bleaching to take place because of contacting with lower floating plate.
Furthermore, the linear stay is of a double-layer strip structure with the inner walls bonded with each other, the linear stay is made of flexible non-elastic materials, the micro-drum layer is made of non-elastic materials, the total height of the micro-drum layer and the linear stay after being stretched is not higher than 1.5cm, the linear stay can be stretched and stretched, bearing capacity is achieved, the change of the longitudinal height and the actual height of the linear stay is not large, and cloth is not prone to being abutted against the lower surface of the lower effusion layer under the action of the linear stay.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme is through the setting of half immersion floating platform, when making bleaching, the cloth floats near bleaching liquid level, the cooperation heating makes the operation of bleaching liquid boiling, make liquid level department produce great boiling splash, and then bleaching liquid is in the flow state that constantly moves about, show and accelerate the infiltration of bleaching liquid molecule to in the cloth, simultaneously when moving about, constantly produce the impact to cloth self, make the cloth constantly sink and float near the liquid level, present half immersion state, receive the infiltration of liquid and gaseous state bleaching liquid molecule simultaneously on the cloth this moment, compare in liquid, gaseous permeability is stronger, thereby compare in prior art and show improvement bleaching efficiency, in addition during the heating, linear stay is strutted and is extended, support the cloth with linear contact's mode, effectively reduce and the area of contact between the cloth, effectively avoid inhomogeneous condition to take place.
(2) And S3, the bleaching solution is stably kept in a boiling state after being heated, so that partial bleaching solution is in a gaseous state, and molecules of the partial bleaching solution shuttle in the cloth in a gaseous state, thereby accelerating the permeation and dispersion of the molecules of the bleaching solution in the cloth and remarkably improving the bleaching efficiency.
(3) And in the step S4, when the cloth moves, the cloth is kept in the bleaching solution for soaking for not less than 5min, so that the bleaching solution molecules have enough time to disperse into the cloth, and the bleaching effect is obviously improved.
(4) The semi-immersion floating platform comprises an upper floating plate, a lower floating plate and a plurality of connecting columns fixedly connected between the upper floating plate and the edge of the lower floating plate, wherein the upper floating plate comprises an upper floating layer and a lower liquid accumulation layer fixedly connected at the lower end of the upper floating plate, the liquid level of bleaching liquid is not lower than the lower end of the lower liquid accumulation layer, so that cloth can be immersed in the liquid level of the bleaching liquid along with the floating platform when floating on the liquid level of the bleaching liquid, the bleaching effect is better, meanwhile, when the bleaching liquid boils, a large amount of bubbles overflow at the liquid level to generate larger water bloom, the bleaching liquid near the cloth is in a constantly swinging flowing state, the permeation of bleaching liquid molecules into the cloth is remarkably accelerated, and meanwhile, the cloth is constantly impacted during swinging, so that the cloth is constantly floated near the liquid level to be in a semi-immersion state, the cloth is simultaneously subjected to the permeation of liquid and gaseous bleaching liquid molecules, and the bleaching speed is further accelerated, compared with the prior art, the bleaching efficiency is improved.
(5) Go up the floating floor and be light solid construction, can effectively intercept boiling vaporized bleaching liquid, lower hydrops layer is stereoplasm porous structure, and then makes partial bleaching liquid collect in hydrops layer department down, when the whereabouts under the action of gravity, can get back to on the cloth, further improves bleaching effect.
(6) The cloth runs through the space between a plurality of even posts, and goes up the distance between kickboard and the lower kickboard and be no less than 3cm, when bleaching liquid boils, for the cloth when the bleaching liquid that moves about floats, provides certain space, makes half immersion floating platform be difficult for restricting the half state of immersing of cloth.
(7) The lower floating plate is of a light hollow structure, a cavity in the lower floating plate is filled with helium, carbon dioxide and balance weight particles which are mixed according to the volume ratio of 1.5-2:1, so that the lower floating plate has larger buoyancy, the semi-immersion floating platform can be effectively guaranteed to float on the liquid level of bleaching liquid, the cloth is effectively guaranteed to be close to the liquid level, the water bloom during boiling can generate corresponding impact on the cloth, the gravity of the semi-immersion floating platform can be increased through balance weight separation, the thicknesses of parts of the semi-immersion floating platform sinking into the liquid level are different, the specific addition amount of the balance weight particles is determined, and technicians can debug the lower end of a liquid accumulation layer immersed in the liquid level.
(8) Lower floating plate upper end fixedly connected with is a plurality of little drum layers, a plurality of little drum layers and the mutual interval distribution in a plurality of liquid through holes, the little drum layer upper end fixedly connected with linear stay of upper end, under the boiling state, helium and carbon dioxide gas thermal expansion, make linear stay strutted and present strip support cloth, make cloth and the surface contact between the lower floating plate become the linear contact of a plurality of linear stays, effectively reduce and the cloth between area of contact, increase its direct area with the bleaching liquid contact, and then effectively avoid because of the uneven condition emergence of bleaching is caused with lower floating plate contact.
(9) The linear stay is a double-layer strip-shaped structure with the inner walls bonded with each other, the linear stay is made of flexible non-elastic materials, the micro drum layer is made of non-elastic materials, the total height of the micro drum layer and the linear stay after being stretched is not higher than 1.5cm, the linear stay can be stretched and stretched, bearing capacity is achieved, the longitudinal height of the linear stay is not greatly changed with the actual height, and cloth is not prone to being collided with the lower surface of the lower liquid accumulation layer under the action of the linear stay.
Drawings
FIG. 1 is a schematic diagram of the main flow structure of the present invention;
FIG. 2 is a schematic perspective view of a semi-submerged floating plate according to the present invention;
FIG. 3 is a schematic structural view of the front side of the semi-submerged floating plate of the present invention;
FIG. 4 is a schematic top view of the lower deck of the present invention;
FIG. 5 is a schematic structural view of a front portion of a lower floating plate according to the present invention;
FIG. 6 is a schematic view of the structure at A in FIG. 5;
FIG. 7 is a schematic view of a part of the structure of the linear stay for supporting the fabric according to the present invention.
The numbering in the figures illustrates:
11 upper floating layers, 12 lower liquid accumulation layers, 2 lower floating plates, 3 connecting columns, 4 liquid through holes, 5 micro-drum layers and 6 linear supporting strips.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously, the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person of ordinary skill in the art without making any creative effort; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, wherein a represents cloth, b represents bleaching liquid, c represents semi-immersion floating platform, and d represents floating bubbles, a semi-immersion type bleaching process for textile cloth comprises the following steps:
s1, firstly, transversely penetrating the cloth to be bleached through the pretreatment of the semi-immersion floating platform;
s2, placing the pretreated cloth into a bleaching tank together with a semi-immersion floating platform to enable the cloth to be semi-immersed on the liquid level of bleaching liquid under the action of the semi-immersion floating platform;
s3, filling inert gas into the bleaching solution, and heating the bleaching solution in the bleaching tank until the bleaching solution is in a boiling state, so that bubbles are continuously burst at the liquid level of the bleaching solution to impact cloth;
s4, driving the cloth to penetrate through the semi-immersion floating platform and the bleaching pool and move outside the bleaching pool through the conveyor belt to finish primary bleaching;
and S5, washing and airing the primarily bleached cloth, and completing bleaching after detecting no variegated color.
And S3, heating, and then stably maintaining the bleaching solution in a boiling state, so that partial bleaching solution is in a gaseous state, and molecules of partial bleaching solution shuttle in the cloth in a gaseous state, thereby accelerating permeation and dispersion of the molecules of the bleaching solution in the cloth, and remarkably improving bleaching efficiency.
Referring to fig. 2-3, the semi-immersion floating platform comprises an upper floating plate, a lower floating plate 2 and a plurality of connecting columns 3 fixedly connected between the edges of the upper floating plate and the lower floating plate 2, wherein the upper floating plate comprises an upper floating layer 11 and a lower liquid accumulation layer 12 fixedly connected with the lower end of the upper floating plate, the liquid level of the bleaching liquid is not lower than the lower end of the lower liquid accumulation layer 12, so that the cloth can be immersed in the liquid level of the bleaching liquid when floating on the liquid level of the bleaching liquid along with the floating platform, the bleaching effect is better, meanwhile, when the bleaching liquid boils, a large amount of bubbles overflow at the liquid level to generate larger water bloom, the bleaching liquid near the cloth is in a constantly-swinging flowing state, the permeation of bleaching liquid molecules into the cloth is remarkably accelerated, and meanwhile, the cloth is constantly impacted during the swinging, so that the cloth constantly sinks near the liquid level to present a semi-immersion state, and the cloth is simultaneously permeated by liquid and gaseous bleaching liquid molecules, the bleaching speed is further increased, and compared with the prior art, the bleaching efficiency is improved;
go up the floating floor 11 and be light solid construction, can effectively intercept boiling vaporized bleaching liquor, lower hydrops layer 12 is stereoplasm porous structure, and then make partial bleaching liquor collect in hydrops layer 12 department down, when the whereabouts under the action of gravity, can get back to on the cloth, further improve bleaching effect, the cloth runs through the space between a plurality of even posts 3, and go up the floating plate and be not less than 3cm with the distance between the lower floating plate 2, when bleaching liquor boils, when the bleaching liquor that swings on the bleaching liquor for the cloth, provide certain space, make half the state of immersing that the floating platform is difficult for restricting the cloth.
Referring to fig. 4-5, a plurality of evenly distributed liquid through holes 4 are drilled in a lower floating plate 2, the lower floating plate 2 is of a light hollow structure, a cavity in the lower floating plate 2 is filled with helium, carbon dioxide and balance weight particles mixed according to a volume ratio of 1.5-2:1, so that the lower floating plate 2 has large buoyancy, the semi-submerged floating platform can be effectively guaranteed to float on the liquid level of bleaching liquid, cloth is effectively guaranteed to be near the liquid level, corresponding impact action on the cloth can be effectively guaranteed to be generated by water bloom during boiling, the gravity of the semi-submerged floating platform can be increased through balance weight separation, the thicknesses of parts sinking into the liquid level are different, the specific adding amount of the balance weight particles can be adjusted by a technician, and the lower end of a liquid accumulation layer 12 under the liquid level is immersed.
Referring to fig. 6, a plurality of micro-drum layers 5 are fixedly connected to the upper end of a lower floating plate 2, the micro-drum layers 5 and a plurality of liquid through holes 4 are distributed at intervals, linear stays 6 are fixedly connected to the upper end of the micro-drum layers 5, referring to fig. 7, in a boiling state, helium gas and carbon dioxide gas are heated to expand, the linear stays 6 are spread to present strip-shaped supporting cloth, surface contact between the cloth and the lower floating plate 2 is changed into linear contact of the linear stays 6, the contact area between the cloth and the lower floating plate 1 is effectively reduced, the area of direct contact between the cloth and bleaching liquid is increased, further the condition that bleaching is not uniform due to contact with the lower floating plate 2 is effectively avoided, the linear stays 6 are of a double-layer strip structure with inner walls bonded with each other, the linear stays 6 are made of flexible non-elastic material, the micro-drum layers 5 are made of non-elastic material, and the total height of the micro-drum layers 5 and the linear stays 6 after being stretched is not higher than 1.5cm, the linear stay 6 can be stretched and expanded, and has bearing capacity, but the longitudinal height of the linear stay is not greatly changed from the actual height, so that the cloth is not easy to abut against the lower surface of the lower effusion layer 12 under the action of the linear stay 6.
Through the setting of half immersion floating platform, when making the bleaching, the cloth floats near bleaching liquid level, the cooperation heating makes the operation of bleaching liquid boiling, make liquid level department produce great boiling water bloom, and then bleaching liquid is in the flow state of constantly moving and waving, show and accelerate the infiltration of bleaching liquid molecule to the cloth in, simultaneously when moving and waving, constantly produce the impact to cloth self, make the cloth constantly sink and float near the liquid level, present half immersion state, receive the infiltration of the bleaching liquid molecule of liquid and gaseous state simultaneously on the cloth this moment, compare in liquid, the permeability of gaseous state is stronger, thereby compare in prior art and show improvement bleaching efficiency, in addition during the heating, linear stay 6 is strutted and is extended, support the cloth with linear contact's mode, effectively reduce and 1 between the area of contact, effectively avoid bleaching inhomogeneous condition to take place.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. A semi-immersion type textile fabric bleaching process is characterized in that: the method comprises the following steps:
s1, firstly, transversely penetrating the cloth to be bleached through the pretreatment of the semi-immersion floating platform;
s2, placing the pretreated cloth into a bleaching tank together with a semi-immersion floating platform to enable the cloth to be semi-immersed on the liquid level of bleaching liquid under the action of the semi-immersion floating platform;
s3, filling inert gas into the bleaching solution, and heating the bleaching solution in the bleaching tank until the bleaching solution is in a boiling state, so that bubbles are continuously burst at the liquid level of the bleaching solution to impact cloth;
s4, driving the cloth to penetrate through the semi-immersion floating platform and the bleaching pool and move outside the bleaching pool through the conveyor belt to finish primary bleaching;
and S5, washing and airing the primarily bleached cloth, and completing bleaching after detecting no variegated color.
2. A textile fabric semi-submerged bleaching process according to claim 1, wherein: and (8) after heating in the step S3, stably maintaining the bleaching solution in a boiling state.
3. A textile fabric semi-submerged bleaching process according to claim 2, wherein: and in the step S4, maintaining the soaking time of the cloth in the bleaching solution not less than 5min when the cloth moves.
4. A textile fabric semi-submerged bleaching process according to claim 1, wherein: semi-immerse the floating platform and include a plurality of even posts (3) of upper floating plate, lower floating plate (2) and fixed connection between upper floating plate and lower floating plate (2) edge, the upper floating plate includes upper floating layer (11) and fixed connection lower hydrops layer (12) at upper floating plate lower extreme.
5. The semi-submerged bleaching process for textile fabrics according to claim 4, characterized in that: the upper floating layer (11) is of a light solid structure, and the lower liquid accumulation layer (12) is of a hard porous structure.
6. The semi-submerged bleaching process for textile fabrics according to claim 4, characterized in that: the cloth penetrates through spaces among the connecting columns (3), and the distance between the upper floating plate and the lower floating plate (2) is not less than 3 cm.
7. The semi-submerged bleaching process for textile fabrics according to claim 4, characterized in that: the lower floating plate (2) is provided with a plurality of liquid through holes (4) which are uniformly distributed, the lower floating plate (2) is of a light hollow structure, and a cavity in the lower floating plate (2) is filled with helium, carbon dioxide and balance weight powder particles which are mixed according to the volume ratio of 1.5-2: 1.
8. A textile fabric semi-submerged bleaching process according to claim 7, wherein: lower kickboard (2) upper end fixedly connected with a plurality of little drum layer (5), it is a plurality of little drum layer (5) and a plurality of logical liquid hole (4) mutual interval distribution, little drum layer (5) upper end fixedly connected with linear stay (6).
9. A textile fabric semi-submerged bleaching process according to claim 8, wherein: the linear stay (6) is of a double-layer strip structure with the inner walls bonded with each other, and the linear stay (6) is made of flexible non-elastic materials.
10. A textile fabric semi-submerged bleaching process according to claim 8, wherein: the micro-drum layer (5) is made of non-elastic materials, and the total height of the micro-drum layer (5) and the linear stay (6) after being stretched is not higher than 1.5 cm.
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| 张娟;高世会;施楣梧;郑来久;熊小庆;闫俊;: "亚麻粗纱超临界二氧化碳无水煮漂技术研究进展", 纺织学报, no. 05, pages 168 - 174 * |
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