CN100453718C

CN100453718C - Preparation method of water absorbent yarn and its product

Info

Publication number: CN100453718C
Application number: CNB2003101171095A
Authority: CN
Inventors: 黄祖明
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-03
Filing date: 2003-12-03
Publication date: 2009-01-21
Anticipated expiration: 2023-12-03
Also published as: CN1624219A

Abstract

The present invention relates to a preparation method of moisture-absorbent yarn and a product thereof. Polypropylene fibers are mainly used as raw materials; in the preparation method of a moisture-absorbent structure, densely distributed fluff is brushed on the surface of yarn running on the surface of one or a plurality of brush rolls with short brush needles distributed on the surface on a false twisting processing mechanism after the polypropylene fibers are spun into the yarn; the yarn running around the bottom of one or a plurality of grooves through one or a plurality of groove rollers used for depositing and coating moisture retentive chemicals on the surface is fully elongated, rolled and compressed in every blended spinning position for elongation and twisting so as to cause the liquid moisture retentivechemicals to directly and uniformly enter the inside space of the fluff on the surface of the yarn to complete contamination and absorption; the moisture retentivechemicals are firmly attached in the following process of elongation and drying, and thus, the effect of obviously enhancing the moisture-absorbent function of the yarn or fabrics is obtained.

Description

Preparation method of moisture absorption yarn and products thereof

Technical field

The present invention relates to preparation method of a kind of moisture absorption yarn and products thereof, specifically be meant the absorbent structure formation method of polypropylene fibre (Polypropylene Filement) institute yarn; It is provided with one or several brush roll on yarn false twisting processing mechanism, make by its surperficial yam surface and brushed the filoplume that gathers; Mat groove bottom part one or several grooved roll (Roller) that can accumulate, be coated with for hygroscopic agent again, make the yarn of advancing of pile warp groove bottom part, inboard, position at the bottom land of each drawing-off, the grooved roll of kneading, make the hygroscopic agent that is in a liquid state enter yam surface filoplume inner space and be infected with, absorb and firm attachment, and yarn or fabric moisture function are obviously promoted.

Background technology

By the fabric that yarn is made into, during the project of purposes next to the shin such as wiping in daily life is provided, dress or sleeve gasket, its hygroscopicity has the positive function of promoting draining, perspire etc.; And traditional absorbent structure mainly contains the change in organization that utilizes fabric, or making to mix in fabric or the yarn contains two kinds of hygroscopic agents.

And tradition is mixed the processing mode that contains hygroscopic agent, mainly is that the dyeing on the similar Textile Engineering is handled general.It has being impregnated with hygroscopic agent or spraying hygroscopic agent equal segments processing mode of differentiation yarn (before knitting) or fabric (knitting the back) haply.The difficult point of its program is that this hygroscopic agent handles, with spinning or to weave flow process be to increase operation in addition for what separate fully.The dealer needs in handling process, increase in addition that (or spray) carried, is impregnated with to many yarns (or fabric) thus when processing, drying etc. take than the farm labourer, and occupy than multiprocessing place, equipment and space etc., obviously increase on the cost that so causes moisture absorption to handle, and then the increase of relative response on the cost cost of yarn, fabric.

Moreover hygroscopic agent is handled in the surface mode of spraying, though the advantage that has materials to economize because of the frequent not good and uneven situation of generation bond fastness, causes the not obvious or unabiding defective of its moisture sorption effect, is lessly used by the dealer.And be impregnated with the processing mode of hygroscopic agent, the then processing of soaking because of hygroscopic agent, can make the internal layer of fabric (or yarn), also mix simultaneously contain can inhale the hygroscopic agent composition that contains moisture (as please cooperate consult shown in Figure 1), so cause outside the cost burdens such as the hygroscopic agent materials obviously increase, drying process prolongation, be mainly that the hygroscopic agent fabric weight increases and the hygroscopic agent bond after stiff texture etc., all allow this fabric applicability reduce.

Summary of the invention

Main purpose of the present invention provides preparation method of a kind of moisture absorption yarn and products thereof; Specifically, on the false twisting processing mechanism behind the polypropylene fibre spun yarn, be provided with one or several brush roll, make the yam surface of advancing brushed the filoplume that gathers by the brush roll surface; One or several grooved roll that can make hygroscopic agent accumulate, be coated with again by groove bottom part, the yarn that the pile warp groove bottom part is advanced, inboard, position at the bottom land of each drawing-off, the grooved roll of kneading, because of fully drawing-off, lift-over, spreading, be infected with, absorb and make hygroscopic agent directly and evenly enter yam surface filoplume inner space; Make hygroscopic agent in the drawing-off of following, dry run, finish firm attachment; The flow process that moisture absorption is handled, and close in the flow process that false twisting is handled and finish is synchronously handled setting up, keeping in repair of unit and remove other independent moisture absorption from, or the unit space huge burden such as occupy, the yarn surcharge with moisture sorption effect is promoted.

Main purpose of the present invention provides preparation method of a kind of moisture absorption yarn and products thereof; Wherein, polypropylene fibre can be provided as and carry out woven yarn raw material through after spinning, false twisting and finishing the moisture absorption processing of this case synchronously; It has the fiber properties of the no pore in surface because of polypropylene fibre, only twist with the fingers process by the strand of yarn, form yam surface and be infected with, absorb hygroscopic agent, and finish the absorbent structure of bond, so, can make the consumption of hygroscopic agent reduce, reduce cost and weight that yarn or its back segment are made into thing relatively, make it more traditional fabric that is impregnated with processing mode, have the texture of better economy and lightweight, softnessization.

The used hygroscopic agent of the present invention is the compound that has the hydrophilic functional group, for example has NH ₂, CONH ₂, the compound of groups such as COOH.

Description of drawings

Fig. 1 is the effect schematic diagram of prior art fabric moisture structure;

Fig. 2 is a flow chart illustration of the present invention;

Fig. 2 A is that the section of brush roll of the present invention amplifies key diagram;

Fig. 3 is that the section of grooved roll of the present invention amplifies one of key diagram;

Fig. 3 A is the side reference diagram of Fig. 3;

Fig. 3 B is that velvet-like twist yarn is mixed the amplification key diagram that contains hygroscopic agent;

Fig. 4 is that the section of grooved roll of the present invention amplifies two of key diagram;

Fig. 4 A is the side reference diagram of Fig. 4;

Fig. 5 is the effect schematic diagram of composite absorbent structure of the present invention.

The assembly figure number:

False twisting machine 1; Driven roller 11; Format roll 12; Brush pin 21; Brush roll 2; Grooved roll 3; Groove bottom part 31; Charging aperture 32; Through hole 321; Yarn guiding wheel 4; Fabric (or yarn) S; Hygroscopic agent G; Yarn R; Twist yarn R1; Velvet-like twist yarn R2; Filoplume R21; Moisture absorption twist yarn R3; Hygroscopic agent P; Moisture W.

The specific embodiment

Existing conjunction with figs. describes preparation flow of the present invention in detail.

At first, please cooperate consult shown in Figure 2: preparation method of moisture absorption yarn of the present invention and products thereof is a raw material with the polypropylene fibre (Polypropylene Filement) with the no pore characteristic in surface mainly; The method of its preparation is:

Behind polypropylene fibre spun yarn R, yarn R is fed false twisting processing from yarn twist processing to false twisting machine 1 that carry out;

And via driven roller (Drive Roller) 11 and the folder sth. made by twisting of format roll (Package Roller) 12 and the twist yarn R1 after the twist moulding, be to continue earlier to feed to the surface to be provided with one or several brush roll 2 that the whisk broom pin distributes; So, make the yam surface of advancing brushed the filoplume that gathers, form velvet-like twist yarn R2 (shown in Fig. 2 A) by the brush roll surface; Described whisk broom pin is the short elasticity brush pin of the diameter about about 0.01 made with the rigidity material, about the generally about 1-3mm of its length.

Thereafter, velvet-like twist yarn R2 continues and feeds to one or several grooved roll (Grooved Roller) 2, and makes the velvet-like twist yarn R2 that walks around after the grooved roll 3, and via follow-up one or several the drawing-off of yarn guiding wheel 4, the moisture absorption twist yarn R3 that finishes after the processing confesses; Wherein, the groove bottom part 31 of grooved roll 3 (seeing also shown in Fig. 3 and Fig. 3 A) can provide hygroscopic agent P to accumulate, the velvet-like twist yarn R2 that pile warp groove bottom part 31 is advanced, because of fully drawing-off, lift-over, spreading, and make the hygroscopic agent that is in a liquid state directly and evenly enter velvet-like twist yarn R2 surface hairiness R21 inner space, finish and be infected with, absorb (seeing also shown in Fig. 3 B); Make hygroscopic agent in the drawing-off of following, dry run, finish firm attachment; Reach the obvious enhancement effect of yarn or fabric moisture function.

And in the drawing-off of one or several yarn guiding wheel 4 followed, dry run, make hygroscopic agent P in velvet-like twist yarn R2 surface, finish firm attachment (seeing also shown in Figure 5), make the fabric that is made into of this yarn of utilization, reach yarn or fabric face to close moisture W absorb, the obvious enhancement effect of hydrofuge function.

Wherein, shown in leading portion and Fig. 3, Fig. 3 A, Fig. 3 B: the even hygroscopic agent P of coating in grooved roll 3 groove bottom parts 31 surfaces, can use and feed continuously to mode, feed liquid down hygroscopic agent P by groove bottom part 31 tops, make the revolution of its fit roller 3, and finish comprehensive coating continuously in groove bottom part 31 surfaces.

Or shown in Fig. 4, Fig. 4 A: the place, axle center by grooved roll 3 offers charging aperture 32; And offer outside through hole 321 in the side face of charging aperture 32, and make by the liquid hygroscopic agent P of charging aperture 32 feedings, can pass through this through hole 321, and the revolution of fit roller 3, outwards flow to the surface of groove bottom part 31, form continuously with comprehensively and is coated with.

To sum up institute is old, the present invention is directed to moisture absorption yarn preparation method's improvement, true tool technology simplicity and economic benefit, and the yarn of improvement is arranged and be made into thing pliability, light-weighted positive effect.

Claims

1, a kind of preparation method of moisture absorption yarn is a raw material with the polypropylene fibre that the surface does not have a pore characteristic mainly; Its preparation method is:

Behind the polypropylene fibre spun yarn, yarn is fed false twisting processing from yarn twist processing to false twisting machine that carry out; One or several brush roll that the surface has short shape brush pin to distribute are set, make the yam surface of advancing brushed the filoplume that gathers by this brush roll surface; One or several grooved roll that can make hygroscopic agent accumulate, be coated with again by the groove bottom part surface, the yarn that the pile warp groove bottom part is advanced, inboard, position at the bottom land of each drawing-off, the grooved roll of kneading, all because of fully drawing-off, lift-over, spreading, and make this hygroscopic agent that is in a liquid state directly and evenly enter yam surface filoplume inner space, finish and be infected with, absorb; Make hygroscopic agent in the drawing-off of following, dry run, finish firm attachment.

2, the preparation method of moisture absorption yarn according to claim 1, wherein, the hygroscopic agent that evenly is coated with on grooved roll groove bottom part surface, can use and feed continuously to mode, feed liquid down hygroscopic agent by the top of groove bottom part, make the revolution of its fit roller, and finish comprehensive coating continuously in the groove bottom part surface.

3, the preparation method of moisture absorption yarn according to claim 1; Wherein, the hygroscopic agent that evenly is coated with on grooved roll groove bottom part surface, can offer charging aperture by the place, axle center of grooved roll, offer outside through hole in the side face of charging aperture, and by charging aperture feeding hygroscopic agent, and by this through hole, the revolution of fit roller, outwards flow to the surface of groove bottom part, form continuously and comprehensively coating.