CN2495462Y - Textile structure used for casing or bag products - Google Patents

Abstract

A textile product structure used in boxes and bags products sequentially consists of a piece of textile cloth, an increment layer, a back glue layer and a protective layer. The back glue layer is mainly made from styrene system block copolymer (SBC). The defects caused by raw materials, which do harms to environment such as PVC, can be avoided. And the specific gravity of the structure is relatively light, which is in accord with the product lightweight appeals. The protective layer is made from polyurethane system (PU) as a surface treating agent, which takes the effect of protecting the back glue layer. Therefore, when the textile product is applied to the manufacturing of the boxes and bags products, the front face of the textile product is exposed to the outside, and the surface of the protective layer is arranged to be facing to the inner part of the product.

Description

The textile constructions that case, bag series products are used

Technical field

The utility model is and relevant, the more detailed textile constructions that are meant a kind of case, the application of bag series products of products such as case, bag class.

Background technology

Press, for the suitcase that is made with textiles (cloth) sewing, product such as sportsbag or knapsack, its texture slim and graceful comfortable and easy to use and widely the consumer accept, again, be when making with the textiles, its handling ease, with low cost and be to make the dealer to take like a shot, and the dealer more constantly innovate improvement in the hope of possess advantage and lifting occupation rate of market in this field to product structure.

Inspecting this with the evolution that textiles is made, is to be processed into the direct tailor of single woven in early days, and only, the woven of this single aspect does not have good waterproof effect, so its market acceptance is not high; And for improving aforesaid drawbacks, the dealer reprocesses behind the back side of woven coating one deck gum then, by the setting of this gum to reach waterproof, fixing textiles tissue, reinforcement, adjust feel and have the effect of good touch sense, only, gum raw material traditionally mostly is polyvinyl chloride (PolyvinylChloride, PVC), but because polyvinyl chloride (PVC) can produce dioxin toxic gases such as (Dioxin) after burning, harm environment and human body be hard iron very, and the additive of polyvinyl chloride (PVC) in the gum process contains the heavy metal composition and also will endanger environment, therefore, polyvinyl chloride (PVC) use that is under an embargo gradually, moreover polyvinyl chloride (PVC) raw material is laid particular stress on, its proportion is about 1.3, is not inconsistent mould assembling, the light-weighted demand of bag series products.

Other has with polyethylene (Polyethylenc, PE), vinyl-vinyl acetate copolymer (Ethylenc-Vinyl-Acetatc Coploymer, EVA) or the two mixing according to various ratios as the gum material, only, its character such as plastic cement such as tool such as grade, so shortcoming on difficult hard-off degree and the rigidity, the pliability and the recovery of the textiles after making gum handle are relatively poor, more after being subjected to crimping, there is folding line to produce easily, to this, the above-mentioned raw materials aquatic foods are applied to the textiles of case, bag series products less and make use.

In view of this, the utility model creator thinks funiculus through detailed, and the long-pending research and development experience of being engaged in relevant industries for many years, and generation of the present utility model is arranged eventually.

Content of the present utility model

That is, the textile constructions that main purpose of the present utility model is to provide a kind of case, bag series products to use, its with styrene be block copolymer (SBC) as the gum raw material, replace polyvinyl chloride (PVC) raw material of high pollution.

Secondary objective of the present utility model is to provide the textile constructions of a kind of case, the application of bag series products, and it has splendid pliability and recovery.

Another purpose of the present utility model is to provide the textile constructions of a kind of case, the application of bag series products, and it meets case, the light-weighted demand of bag series products.

Another purpose of the present utility model is to provide the textile constructions of a kind of case, the application of bag series products, and it has excellent waterproofness, adjusts feel and good touch sense.

A purpose more of the present utility model is to provide the textile constructions of a kind of case, the application of bag series products, and its protective layer of coating the gum layer outside is can admix different colorants to obtain required skin color.

Edge is to reach above-mentioned purpose, and the textile constructions that a kind of case that the utility model is done, bag series products are used includes: a woven has a positive and back side; One gum layer is that (Styrenic Block Copolymer SBC) coats for main raw material and forms the glue face with a binding face and a back-adhesive surface on this woven, and wherein this binding face is to be sticked with the woven back side with styrene block copolymer; One protective layer, (Urethane Polymer is to coat for surface conditioning agent to form the film with the face that connects in one and a surface on this gum layer PU), and the face that connects in wherein being somebody's turn to do is to fit with the back-adhesive surface of gum layer with Polyurethane; Thus, when this textile application in case, when the bag series products is made, this woven front is to be to be exposed to the outside, and the surface of this protective layer is provided with towards product is inner.

Wherein also have a joining layer, this joining layer is between this woven and this gum layer.

Wherein this joining layer is that block copolymer (SBC), tackifier, additive, processing oil or butanone etc. mix according to certain proportion by styrene.

Wherein this woven mainly is to be material with Nilong (Nylon) or Te Duolong (Polyester).

The styrene block copolymer (SBC) that wherein forms this gum layer is to be selected from styrene butadiene styrene block copolymer (SBS) (Styrene-Butadiene-Styrene Block Cpoplymer, SBS), styrene-ethylene-butylene-styrene block copolymer (Styrene-Ethylene-Butylcne-Styrene Block Copolymer, SEBS), SIS (Styrene-Isoprene-Styrene Block Copolymer, SIS), (Propylene-Styrene Block Copolymer, SEPS) raw material selects one or blending to scale and making to styrene-ethylene-propylene-styrene block copolymer.

Wherein (Urethane Polymer is that surface conditioning agent also can be in harmonious proportion with colorant PU) to this Polyurethane.

Description of drawings

Below, be listed as preferred embodiment of the present utility model now, and after cooperating following accompanying drawing to be described in more detail in, wherein:

Fig. 1 is the structural profile schematic diagram of the utility model textiles preferred embodiment.

Fig. 2 is that the utility model is in order to make the work flow schematic diagram of textiles.

Fig. 3 is that the utility model drenches the schematic diagram that the film mode is handled as gum, now with co-extrusion pressure.

Fig. 4 is the final surface treatment step schematic diagram of the utility model procedure.

(A) of Fig. 5, (B) drench the schematic diagram of film mode as gum and now processing for the utility model with extruding.

(A) of Fig. 6, (B) are the schematic diagrames of handling with calendering gum and now for the utility model.

The specific embodiment

See also shown in Figure 1ly, textiles 1 structure that the utility model case, bag series products are used is made of a woven 10, a joining layer 20, one gum layers 30 and a protective layer 40; Wherein:

This woven 10 mainly is can Nilong (Nylon) or Te Duolong (Polyester) is a material, and it has positive 11 and one back side 12.

This joining layer 20 is can be in harmonious proportion according to certain proportion according to different processing modes (repeating after the appearance) and with some prescriptions to make above-mentioned prescription such as styrene block copolymer (SBC), tackifier, additive, processing oil or butanone etc.; So far, mix with above-mentioned prescription and to coat on this woven 10 film that has with formation one first 21 and 1 second 22 as solid equably, and this first 21 and bonding with these woven 10 back sides 12.

The glue-line raw material of this gum layer 30 be by styrene block copolymer (Styrenc BlockCopolymer, SBC), processing oil, plastic cement and additive be in harmonious proportion according to certain proportion and make, this SBC kind has four again, and is as follows respectively:

(1) styrene butadiene styrene block copolymer (SBS) (Styrcnc-Butadiene-StyreneBlock Copolymer, SBS);

(2) the styrene-ethylene-butylene-styrene block copolymer (Styrcnc-Ethylene-Butylene-Styrecn Block Copolymer, SEBS);

(3) SIS (Styerne-Isoprene-StyrencBlock Copolymer, SIS);

(4) styrene-ethylene-propylene-styrene block copolymer (Styrene-Ethylene-Propylenc-Styrcne Block-Copolymer, SEPS).

Above-mentioned SBC raw material is to select one or blending to scale and be in harmonious proportion with above-mentioned other raw materials and be made into the glue-line raw material, this glue-line raw material also can be via different processing mode (repeating after the appearance) in being coated on the glue face that has a binding face 31 and a back-adhesive surface 32 on this joining layer 20 with formation, and wherein this binding face 31 is that with this joining layer 20 second 22 is bonding.

Mainly (Urethane Polymer is to coat the film that is formed with a face that connects in one 41 and a surface 42 on this gum layer 30 for surface conditioning agent PU) to this protective layer 40, and connecing face 41 in wherein being somebody's turn to do is to fit with the back-adhesive surface 32 of gum layer 30 with Polyurethane; Above-mentioned PU surface conditioning agent composition includes polyurethane (PU Resin), dimethyl amide (Dimethyl Formamidc; DMF), butanone (Methyl Ethyl Ketone; MEK), toluene (Toluene; TOL), silica (Silica) and silicon Li Kang (Silicone Oil) etc.; again, its more visual demand and being in harmonious proportion to obtain to have the protective layer of color glue face with colorant (Pigment).

More than be the textiles 1 structure explanation that the utility model case, bag series products are used, and when this textiles 1 be applied to case, when the bag series products is made, its woven 10 fronts 11 are to be to be exposed to the outside, and the surface 42 of its protective layer 40 is with towards the inner setting of product.

Then, again that the textiles 1 advantage arrangement of said structure is as follows:

(1) this textiles 1 is with the main component of SBC raw material as the gum processing, and it improves tradition can produce dioxin toxic gas pollution problems such as (Dioxin) as gum with the PVC raw material when burning.

(2) this SBC raw material rerum natura and the additive that inserts does not contain the heavy metal composition for a change in the gum process, so that unlikely environment is polluted, and its rerum natura is adjusted convenient processing easily.

(3) gum layer made from the SBC raw material has splendid pliability and recovery, improves the shortcoming that gum layer that the gum material (as PE, EVA) of general tool plastic cement character makes has folding line to produce after being subjected to crimping easily.

(4) SBC raw material proportion is about 0.9, be light than PVC proportion 1.3, so it meets the light-weighted demand of manufactured goods.

(5) gum layer made from the SBC raw material has waterproof, the fixing effect of textiles tissue and reinforcement.

(6) this PU protective layer can prevent SBC gum finished product in transportation or use to go up Yin Wendu and rise and produce sticking work phenomenon, makes that the glue face is dry and comfortable so that make things convenient for sewing machine processing, and its surface has splendid touch sense, and can reduce scratch.

(7) the visual demand of this PU protective layer and being in harmonious proportion to obtain to have the protective layer of color glue face with colorant can reduce the dyeing cost, otherwise, if require the transparent adhesive tape face then need not add this colorant.

And generally can reduce material preparation, gum processing, now moulding, surface treatment in regular turn, batch for finished product at last in order to the step of making the processing mode that obtains this textiles 1, shown in the flow process of Fig. 2: the following processing mode that obtains this textiles 1 of can making now is described below respectively:

See also a kind of co-extrusion pressure shown in Figure 3 and drench the film gum, the now processing, it is with a certain proportion of SBC (100PHR), processing oil (0-120PHR), plastic cement (0-100PHR) and additive (0-20PHR) are mixed into SBC glue-line raw material 101, and with a certain proportion of SBC (100PHR), processing oil (0-25PHR), tackifier (0-120PHR) and additive (0-20PHR) are mixed into solid raw material 102, this SBC glue-line raw material 101 and now raw material 102 and be fusion after drenching film machine pan feeding with different temperature heating and different screw rods in one, shear, distinctly be delivered in the T pattern 103 with two runners after mixing again, the former temperature is set between 80-200 ℃, especially between 170-180 ℃, be good, to obtain melt index in 5-18g/10min, soak effect preferably to promote the now degree so that have, latter's temperature is set between 80-200 ℃, and is good between 180-200 ℃.

Again, this SBC glue-line raw material 101 compiles in the about 3mm to 5mm of distance T pattern 103 outlets place with solid raw material 102, make this two raw material in the junction welding and squeeze out into a SBC gum film 104, these film 104 thickness are between 0.05mm-0.6mm, it is coated equably to be carried by leading portion roller set 105 (including preheating wheel) and comes and through woven 106 back sides of preheating, (include silica gel wheel 107a with woven 106 in pressing wheels 107 and work as film 104, stitching wheel 107b) locates still to carry forward unceasingly after the pressing, and cool off and moulding through rear roll group 108 once more; Aforementioned is preheating or cooling with the running roller, is to sentence in the running roller of ad-hoc location to set up heater or connect chilled water and achieve the goal, and only therefore non-emphasis of this technology do not given unnecessary details.

Then, surface treatment as shown in Figure 4, its weaving semi-finished product that will have the SBC gum are arranged between a guide wheel 401 and the roller 402, and delivery forward by the drive of this two wheel body, wherein, these roller 402 bottoms are to be soaked in one with Polyurethane (Urethane Polymer, PU) be in the solution for surface conditioning agent 403, it attaches this PU surface conditioning agent 403 and it is coated SBC gum film 104 outsides on the woven 106 when rolling, the solvent of these PU surface conditioning agent 403 parts will evenly slightly corrode this SBC gum film 104, to increase contact area and the attached outstanding power of PU and SBC, and this woven 106 that has been coated with PU surface conditioning agent 403 is passed a baking box 404 again, by heating with the removal of being volatilized of contained solvent to the PU surface and in the finishing agent 403, and the attached work of solid composition that keeps the PU part in SBC gum film 104 outsides to form the PU protective layer, its each layer structure repeats no more in this as previously mentioned; At last, furl wheel 405 with one and batch the textiles that this has finished all procedure of processings, this textiles also can be applicable to case, the use of bag series products processing and fabricating.

The composition of above-mentioned PU surface conditioning agent 403 is to include polyurethane (PU Resin:5-15PHR), dimethyl amide (Dimethyl Formamide, DMF:20-40PHR), butanone (Mcthyl Ethyl Ketone, MEK:20-40PHR), toluene (Tolucne, TOL:20-40PHR), silica (Silica:0-5PHR) and silicon Li Kang (Silieonc Oil:0-3PHR); And aforementionedly can include dimethyl amide (DMF), butanone (MEK) and toluene (TOL) by volatilized solvent composition, remaining solid composition then has polyamine formic acid esters (PU Resin), silica (Silica) and silicon Li Kang (Silieonc Oil), in addition, this PU surface conditioning agent 403 more can add colorant (Pigment) with as changing glue face look, and its content has between the 0-15PHR.

Please consult a kind of extruding shown in Figure 5 again and drench film gum, now processing mode, shown in Fig. 5 (A), be earlier woven 201 to be desired one side that gums handle to attach solid 203 and be coated with through at least one roller 202, and roller 202 is through a scraper 202a and with under too much solid 203 retainings, and this solid 203 is to be mixed by a certain proportion of SBC (100PHR), tackifier (0-120PHR), additive (0-20PHR) and butanone (100-500PHR), itself and through baking box 204 heating solvent evaporates to be batched again standby.

Afterwards, shown in Fig. 5 (B), be with a certain proportion of SBC (100PHR), processing oil (0-120PHR), the SBC glue-line raw material 205 that plastic cement (0-100PHR) and additive (0-20PHR) mix temperature through 170-180 ℃ in a pouring film machine heats so that it dissolves index in 5-18g/10min, utilize screw rod to carry out fusion simultaneously, the shearing and the back of mixing squeeze out SBC gum film 207 from a T pattern 206 outlets, this film 207 is also coated equably to be carried by leading portion roller set 208 and is come and through the one side of the woven 201 tool solids 203 of preheating, when film 207 is a cooling forming by back segment roller set 209 with woven 201 after pressing again; So far, can obtain to have the weaving semi-finished product of SBC gum, surface treatment thereafter, i.e. PU glue face processing is ditto described, sees Fig. 4, repeats no more in this.

A kind of calendering gum that sees also Fig. 6 (A) is again handled, be earlier woven 301 to be desired one side that gums handle to attach solid 303 and be coating through at least one roller 302, and roller 302 is through a scraper 302a and with under too much solid 303 retainings, and this solid 303 is to be mixed by a certain proportion of SBC (100PHR), tackifier (0-120PHR), additive (0-20PHR) and butanone (100-500PHR), itself and through baking box 304 heating solvent evaporates to be batched again standby.

Then, with a certain proportion of SBC (100PHR), processing oil (0-120PHR), the SBC glue-line raw material 305 that plastic cement (0-100PHR) and additive (0-20PHR) mix stirs into (it dissolves index and gets final product greater than 3g/10min) after the molten condition via screw rod, be controlled between 90-160 ℃ and the running roller relative gap successively decreases in regular turn heats roller set 306 and roll into a SBC gum film 307 through excess temperature again, shown in Fig. 6 (B), thereafter, this SBC gum film 307 has been coated with solid 303 and through woven 301 pressings of preheating in pressing wheels 308 places and this again, afterwards, itself and through chill roll wheels 309 and cooling and shaping, so far, can obtain to have the weaving semi-finished product of SBC gum, thereafter surface treatment processing is ditto described, see Fig. 4, repeat no more in this.

In sum, the utility model has novelty in fact and meets novel patent requirement with progressive in like product, file an application in the whence in accordance with the law: only, the above person, it only is preferable possible embodiments of the present utility model, so use the equivalent structure variation that the utility model specification and claim are done such as, ought to be included in the claim of the present utility model.

Claims (6)

1. the textile constructions that case, bag series products are used is characterized in that, includes:

One woven has a positive and back side;

One gum layer is to be that main raw material is coated and formed the glue face with a binding face and a back-adhesive surface on this woven with the styrene block copolymer, and wherein this binding face is to be sticked with the woven back side;

One protective layer is to be that surface conditioning agent is coated and formed the film with the face that connects in one and a surface on this gum layer with Polyurethane, wherein should in to connect face be to fit with the back-adhesive surface of gum layer.

2. the textile constructions of using according to the described case of claim 1, bag series products is characterized in that wherein also having a joining layer, and this joining layer is between this woven and this gum layer.

3. the textile constructions of using according to the described case of claim 2, bag series products is characterized in that wherein this joining layer is that block copolymer, tackifier, additive, processing oil or butanone etc. mix according to certain proportion by styrene.

4. the textile constructions of using according to the described case of claim 1, bag series products is characterized in that, wherein this woven mainly is to be material with Nilong or Te Duolong.

5. the textile constructions of using according to the described case of claim 1, bag series products, it is characterized in that the styrene block copolymer that wherein forms this gum layer is to be selected from styrene butadiene styrene block copolymer (SBS), styrene-ethylene-butylene-styrene block copolymer, SIS, styrene-ethylene-propylene-styrene block copolymerization raw material to select one or blending to scale and making.

6. the textile constructions of using according to the described case of claim 1, bag series products is characterized in that wherein this Polyurethane is that surface conditioning agent also can be in harmonious proportion with colorant.

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