Background technology
Slide fastener is known.Slide fastener is in the past made up of a pair of tooth chain band and the open and close member that is commonly referred to as pull head.Each tooth chain band is by being with and multiple marriage chain tooth forms.Marriage chain tooth extends along ora terminalis of each band, in the time that slide fastener is in the close position, the marriage chain tooth of a band with the staggered chimeric collaborative work that is related to of the marriage chain tooth of another band.Therefore, in the time that each band of slide fastener is installed on material portion sheet, use pull head closed zipper, thus, make marriage chain tooth become staggered engomphosis relation and can grafting material portion sheet.
Therefore, slide fastener is exceedingly useful and be multiduty, is used to the purposes of the broad range including clothing, bag class, domestic furniture-Jia Furniture.
In addition also known decoration slide fastener, especially there is the slide fastener of decorative coveringn.Decorate slide fastener is used in a large amount of decorative articles of domestic furniture and clothing industry both sides.
Plated film slide fastener is also known.In fact, the colored coating of broad range can be that the design that makes new advances is created in fashion and domestic furniture market to being suitable for of slide fastener.Coating can be applicable to each band and/or the marriage chain tooth including zipper teeth chain.The generally printing equipment by the past and being suitable for of coating, for coating being transferred on slide fastener marriage chain tooth, makes coating and slide fastener pass through print roller under pressure.
For example, record a kind of slide fastener in WO2009/069728, in this slide fastener, coloured pattern of high-quality is applied to fabric or zipper strip entirety, also can be applicable to the band between each parts of marriage chain denture.Coloured pattern is transferred to and brings from having the transfer printing layer of the coloured pattern printing by sublimation dye or ink in advance.Be not suitable for any coloured pattern zipper strip part hardly, coloured pattern is accurately applicable to slide fastener by having used the strengthening transfer printing process of heat and pressure.
In EP0384318, record a kind of slide fastener, by keep independently a pair of tooth chain band of the row of marriage chain tooth and the pull head that can move along the row of marriage chain tooth in order to open and close slide fastener to form along ora terminalis in length direction separately.Decorative coveringn adheres to (deposit) on marriage chain tooth by heat and pressure.Decorative coveringn freely extends to the back-end region of each marriage chain tooth at least partly in order to ensure coating from the separation of marriage chain tooth.
In JP4-367603, record the method that obtains with the slide fastener of decorating marriage chain tooth.In this application, the prime coat being made up of cured resin is arranged on the surface of each marriage chain tooth, and decorative layer is transferred on prime coat.Then,, in order to manufacture marriage chain tooth and the slide fastener of high-quality, cover decorative layer by the protective layer being formed by cured resin.In JP4-367603, protective layer exceeds decorative layer and extends, but does not directly contact with marriage chain tooth, exists only on prime coat.Protective layer is coated on the prime coat of semi-cured state by distributor (dispenser), therefore, between protective layer and prime coat, produces discontinuity surface.In addition, in the time using distributor, easily coating is applied to the upper surface of marriage chain tooth, still, is difficult to coating to be applied to the side adjacent with upper surface.Therefore, in the case of will make decorative layer extend to the side adjacent with upper surface, there is following shortcoming: be difficult to carry out the adjustment of extending for making protective layer and prime coat exceed decorative layer.
In JP8-126503, provide the heat treatment technics of a kind of use within the scope of setting-up time transfer film to be smoothly applicable to the method for the surface integral of slide fastener long-chain.Film heats within specified time of technique, and by cydariform mobile roller by slide fastener long-chain and transfer film evenly by being pressed on the surface of warm-up mill, thus film is fixed.
In addition, in CN2348647, record plastic fastener and the metal level usability methods to the upper surface of slide fastener marriage chain tooth.Marriage chain tooth is made up of plastic material, and the surface of marriage chain tooth has the metallic film being formed by the goldleaf scraps of paper.Gold foil paper is printed on marriage chain tooth, produces refractive metal luster effect on slide fastener.
These prior art processes can make coating be present in equably on slide fastener marriage chain tooth and manufacture plated film slide fastener, still, have the relevant problem of manufacture of the decoration slide fastener requiring to the common washing that can meet the article that adopted slide fastener.For example, in the time decorative metal layer being printed onto on slide fastener marriage chain tooth, in the case of the washing and common loss that must be able to bear the article that have been suitable for slide fastener, metal level needs further protection.Therefore,, in order to tackle this problem, slide fastener marriage chain tooth also, as recorded in above-mentioned EP0384318, is covered by enamelled coating.In this application, enamelled coating is applied to decorative layer, generates solidified surface at the top separately of the marriage chain tooth that has been suitable for this enamelled coating.Cured layer generally can be to improve to a certain degree the loss resistance of slide fastener, but solidify that upper surface is passed in time or processing afterwards in, easily produce fragment and be corroded, thus, reduced the overall aesthetics of marriage chain tooth and slide fastener.
Summary of the invention
Therefore, the present invention will solve the technical task relevant to the art methods of zipper teeth chain for the manufacture of decorative coveringn being applicable to marriage chain tooth surface.
; the decorative layers such as the method according to this invention, can manufacture the zipper teeth chain of following improvement, such as paper tinsel layer are applied to the surface of plastics marriage chain tooth; and realizing desired aesthetic property and rapidly in process time, can not damage quality and the outward appearance of zipper teeth chain.
And the zipper teeth chain that method of the present invention can be manufactured the marriage chain tooth with decorated layer covering, in improving the loss resistance of slide fastener, can not damage the quality of slide fastener.
According to first method of the present invention, a kind of zipper teeth chain is provided, it is characterized in that,
Have band, it is first band with the first ora terminalis, also has the core rope extending along the first ora terminalis of this band,
Band also has the row of marriage chain tooth, and the row of this marriage chain tooth are positioned at along the position of the first ora terminalis of band, with marriage chain tooth can around core rope, be fixed on core rope with the staggered chimeric mode of the marriage chain tooth of the second band,
Each marriage chain toilet article have first surface, and decorative layer is applied to the first surface of at least one marriage chain tooth,
Protective layer is applied on decorative layer, and extends on decorative layer and in the mode that exceedes decorative layer, thereby the region covering with the not decorated layer of at least one marriage chain tooth contacts.
In the present invention, decorative layer also can be local or be completely covered at least the first surface of a marriage chain tooth.Preferably, decorative layer is completely covered at least the first surface of a marriage chain tooth.And the first surface of each marriage chain tooth can general planar.In addition, the first surface of each marriage chain tooth can with band plane almost parallel.
Protective layer is preferably acrylic paint.
And in slide fastener of the present invention, protective layer can be attached on decorative layer.Similarly, decorative layer can be attached on the first surface of at least one marriage chain tooth.
And decorative layer can be made up of more than one paper tinsel layer, paper tinsel layer can be metal forming.
About the present invention, can be also that protective layer extends on the decorative layer contacting with at least 1 marriage chain tooth, and exceedes this decorative layer and at least two of covering at the not decorated layer of at least 1 marriage chain tooth independently extend in region.
Preferably, protective layer is on decorative layer and exceed this decorative layer and extend, and the periphery of the Zone Full covering at decorated layer is by contacting and cover decorative layer with marriage chain tooth.
In addition; about the present invention; each marriage chain toilet article have the second surface that surrounds the ora terminalis of first surface and extend away from first surface in the direction of the plane of being with; protective layer extends on decorative layer; in the region of the second surface covering at not decorated layer, contact with the more than one region of the second surface of at least one marriage chain tooth.The first surface of at least one marriage chain tooth can adopt quadrangle.
And decorative layer is preferably completely covered at least the first surface of a marriage chain tooth.Marriage chain tooth is preferably made up of plastic material.
Decorative layer can be made up of plural paper tinsel layer.And one of paper tinsel layer also can be made up of metal forming above.
And, about at least one marriage chain tooth, cover with the preferred decorated layer in multiple surfaces and the metal level of the plane almost parallel of being with.
According to second method of the present invention, a kind of manufacture method of zipper teeth chain is provided, it is characterized in that, zipper teeth chain has band, and it is first band with the first ora terminalis, also has the core rope extending along the first ora terminalis of this band,
Band also has the row of marriage chain tooth, and the row of this marriage chain tooth are positioned at along the position of the first ora terminalis of band, with marriage chain tooth can around rope yarn, be fixed on this core rope with the staggered chimeric mode of the marriage chain tooth of the second band,
Each marriage chain toilet article have first surface; decorative layer is applied on the first surface of at least one marriage chain tooth; protective layer is applied on decorative layer; and on decorative layer and in the mode that exceedes decorative layer, extend, thereby the region covering with the not decorated layer of at least one marriage chain tooth contacts.
Protective layer and decorative layer are suitable for independently, and protective layer is suitable for after decorative layer.
And decorative layer can be attached on each marriage chain tooth.
Above-mentioned purpose of the present invention and other objects and feature are associated with accompanying drawing, and the present invention has illustrated the preferred embodiment that in fact can suppose, and are able to clearly by following detailed description.
Detailed description of the invention
Fig. 1 shows slide fastener 10, it comprise along be formed at interior ora terminalis 13 and 14 each length direction core rope and keep independently a pair of of row of marriage chain tooth 20a and 20b to be with 11 and 12.Also show pull head 5.Pull head can move back and forth along the row of marriage chain tooth 20a, 20b for the marriage chain tooth that makes slide fastener 10 open and close interlocks chimeric.
Fig. 2 is exemplified with according to the stereogram of the slide fastener of the preferred embodiment of the present invention 100, a pair of with 110 and 120 along be formed at each band the first ora terminalis each length direction core rope and keep the independently row of marriage chain tooth 200a and 200b.Not shown pull head.
The marriage chain tooth of this preferred embodiment is made up of plastic material, and injection mo(u)lding is on the core rope of zipper strip.Marriage chain tooth can be made up of the suitable polymer such as polyformaldehyde (POM), polybutylene terephthalate (PBT) or acrylonitrile-butadiene-styrene (ABS) (ABS) or resin.But, marriage chain tooth preferably by polybutylene terephthalate (PBT) or acrylonitrile-butadiene-styrene (ABS) (ABS) etc., bring when the injection mo(u)lding polymer of frosted appearance to form compared with polishing effect as marriage chain tooth.The surface of matte surface marriage chain tooth is more coarse, therefore, in the time that extra play is applied to marriage chain tooth surperficial, has advantages of to realize better and adheres to.
As shown in Figure 2, known marriage chain tooth 200a, 200b have glossy appearance.The gloss of marriage chain tooth is brought by decorative layers such as paper tinsels.In the preferred embodiment of the present invention, decorative layer is made up of metal foil layer.Marriage chain tooth uses the Fig. 2 with smooth upper surface to illustrate such marriage chain tooth, and its further advantage is, marriage chain tooth is level and smooth and have glamour, on this basis, brings for the further ideal surfaced of printing.
The example of smooth marriage chain tooth is like this recorded to some extent in the EP2470043 for example haveing been incorporated as a reference.The marriage chain tooth of flat surfaces can easily be applicable to slide fastener by mark or trade mark.
But, according to the embodiment of the present invention, recognize fully, decorative layer especially metal foil layer can be applicable to the shape of all needs of marriage chain tooth.
Term " paper tinsel " refers to that the where applicable that is included in heat and/or pressure can be transferred to dyestuff on marriage chain tooth or the pigment film at materials such as interior polyester as mentioned herein.Therefore, term " metal forming " comprises dyestuff or pigment as mentioned herein, is applicable to can be transferred at the where applicable of heat and/or pressure the film of such metal material such as the suprabasil aluminium of marriage chain tooth etc.
Fig. 3 A and 3B are exemplified with the cutaway view of marriage chain tooth 200a.The core rope 50 that band comprises the first ora terminalis and extends along this first ora terminalis.From Fig. 3 A and 3B, marriage chain tooth 200a decorated metal foil layer 16 on first surface 15 covers.In the present embodiment, decorative metal paper tinsel layer is attached on the first surface 15 of each marriage chain tooth.The first surface 15 of each marriage chain tooth has ora terminalis 40, and this ora terminalis 40 is with the chamfer shape of regulation fillet that is allowed to degree in Machine Design, and decorative metal paper tinsel layer extends in the mode of the ora terminalis 40 that covers first surface 15.Preferably, decorative metal paper tinsel layer exceedes the ora terminalis 40 of first surface 15 completely and further extends.When detailed description, metal foil layer is attached on the marriage chain tooth by the region marking off between the dotted line shown in " X " in Fig. 3 A.And decorative metal paper tinsel layer also exceedes the region shown in " X " and extends, and is that second surface 17 contacts with the more than one side of marriage chain tooth.In Fig. 3 B, second surface 17 can be observed on 2 of a marriage chain tooth side 17a and 17b.The part that is attached with the second surface 17 of metal foil layer is divided out by the dotted line shown in the region in Fig. 3 B " Y ".; each marriage chain toilet article have the second surface 17 that surrounds the ora terminalis 40 of first surface 15 and extend away from first surface 15 in the direction of the plane of being with; protective layer 22 extends on decorative layer; in the region of the second surface 17 covering at not decorated layer, contact with the more than one second surface of each marriage chain tooth.
In addition, according to the embodiment of the present invention, as shown in Fig. 3 A and 3B, on decorative metal paper tinsel layer 16, dispose protective layer 22.Protective layer 22 is forms of paint (lacquer).Protective layer 22 covers decorative metal paper tinsel layer 16, extends and directly contact with marriage chain tooth 200a at point 18,19 places of second surface 17 on the decorative metal paper tinsel layer of first surface 15 and second surface 17.Like this, protective layer 22, in the preferred embodiment of the present invention, is enclosed decorative metal paper tinsel layer 16 completely.Being enclosed in of decorative metal paper tinsel layer 16 improved decorative metal paper tinsel layer 16 and played a role for the aspect of the loss resistance of washing.And protective layer 22, in order directly to contact and extend this fact on decorative metal paper tinsel layer 16 with each marriage chain tooth 200a, means that protective layer 22 is difficult to produce fragment.Protective layer 22 also can comprise paint or by with the paint constituting of binding agent, or be only binding agent.But protective layer 22 preferably includes the combination of binding agent and paint.
In embodiments of the present invention, as shown in Fig. 3 A and 3B, on the first surface 15 that is attached to marriage chain tooth 200a time, decorative metal paper tinsel layer 16 is on first surface 15 and exceed first surface 15 and extend.Decorative metal paper tinsel layer 16 then extends in a part for second surface 17.For example, in Fig. 3 B, decorative metal paper tinsel layer 16 extends in two side 17a of marriage chain tooth 200a and a part of 17b.
Similarly, still as shown in Fig. 3 A and 3B, protective layer 22 is on the first surface 15 that is attached to decorative metal paper tinsel layer 16 time, on first surface 15 and exceed first surface 15 and extend.In a part for the second surface 17 that protective layer 22 still then covers at decorated metal foil layer 16, extend; and exceed a part for the second surface 17 that decorated metal foil layer 16 covers and extend, until protective layer 22 directly contacts with marriage chain tooth 200a at point 18 and 19 places of second surface 17.
In embodiments of the present invention, protective layer 22 covers decorative metal paper tinsel layer 16 completely, and thus, decorative layer 16 protected seams 22 cover completely, thereby are endowed maximum loss resistance.
Cover the scope of each marriage chain tooth 200a about decorative metal paper tinsel layer 16 and protective paint layer 22; can recognize fully; do not damage moving freely of pull head on marriage chain tooth 200a; even if slide fastener 100 is opened and closed repeatedly by the operation of pull head in addition, can not weaken the staggered chimeric of marriage chain tooth 200a yet.
Can recognize fully to those skilled in the art; as required; decorative metal paper tinsel layer 16 and protective layer 22 are on both sides' the basis of first surface 15 that is applicable to each marriage chain tooth 200a; can also be as shown in Fig. 3 A and 3B, be similarly applicable to the 3rd surface 21 of each marriage chain tooth 200a.
In other embodiments, protective layer extends on the decorative layer contacting with at least one marriage chain tooth, and cover at not decorated layer at least two independently exceed this decorative layer in region and extend.In the time that the first surface of marriage chain tooth is quadrangle, marriage chain toilet article have four sides (second surface).On at least 2 sides of protective layer in four sides, exceed decorative layer and extend.
And in another other embodiments, about at least one marriage chain tooth, protective layer is on decorative layer and exceed this decorative layer and extend, and in the whole adjacent areas that cover at not decorated layer by contacting and cover decorative layer with marriage chain tooth.Protective layer in the mode of surrounding decorative layer complete cycle on decorative layer and exceed this decorative layer and extend.
In addition, from Fig. 3 A and 3B clearly, protective layer 22 overlaps with decorative metal paper tinsel layer 16, from metal foil layer 16 independently the point 18 and 19 of marriage chain tooth 200a be attached to marriage chain tooth 200a.
And, can also recognize fully, as required, decorative metal paper tinsel layer 16 also can be made up of the more than one layer of homochromy more than one layer or different colours.And, the single paper tinsel layer of a decorative metal or multiple paper tinsel layer can be applicable to the first surface 15 of marriage chain tooth 200a, other decoration foil layers of the homochromy or different colours being made up of single or multiple lift can be applicable to the 3rd surface 21 of marriage chain tooth.Therefore, can under the condition that be different colours at marriage chain tooth, manufacture slide fastener, on this basis, its result is that the slide fastener of generation can be applicable to for example positive and negative two wear formula clothes.
In addition, can recognize fully, protective layer 22 also can only overlap with decorative metal paper tinsel layer 16 in a position of marriage chain tooth 200a, in addition, replaces, and protective layer 22 also can overlap with decorative metal paper tinsel layer 16 in multiple positions.But in order to give hard loss protective finish with brute force on decorative metal paper tinsel layer 16, preferably decorative metal paper tinsel layer 16 is enclosed at protective layer 22 whole somes place at its periphery on each marriage chain tooth 200a completely.
Therefore, the inventor is upper by protective layer 22 being directly fixed on to each marriage chain tooth 200a at present, at the inner side of protective layer 22 protection decorative metal paper tinsel layer 16, thus, thinks and has improved the loss resistance of decorative metal paper tinsel layer 16, has therefore improved overall appearance.; at more than one independent some place but preferably on the whole in order to contact with marriage chain tooth 200a on decorative metal paper tinsel layer 16 and exceed these decorative metal paper tinsel layer 16 ground and be suitable for protective layer 22, can improve significantly the long-term quality of the product that has been suitable for the slide fastener of processing according to the embodiment of the present invention.
Fig. 4 A and 4B are exemplified with being applicable to according to the embodiment of the present invention the decorative layer 16 of more than one marriage chain tooth and the skeleton diagram of protective layer 22.
From Fig. 4 A, decorative layer 16 is made up of multiple layers.More specifically, the decoration compound of Fig. 4 A is made up of carrier layer 30, peeling agent layer 29, colour/adhesive layer (tie-coat) 28, metal coating 27 and adhesive layer 26.Adhesive layer 26 can make metal coating 27 be attached in a large amount of marriage chain teeth.
Metal coating 27 is preferably made up of aluminium, gives reflecting surface in the time being applicable to marriage chain tooth.
Adhesive layer 28 is maintained on metal coating 27.Adhesive layer comprises pigment or dyestuff, gives protection to a certain degree to metal coating 27.The pigment of adhesive layer and the color of dyestuff determine to be applied to the color of marriage chain tooth.For example, adhesive layer comprises gold plaque, can manufacture the slide fastener that looks like the marriage chain tooth of being manufactured by gold.
Metal coating 27 and adhesive layer 28 are protected by carrier layer 30, and peeling agent layer 29 is between carrier layer 30 and adhesive layer 28.
For metal coating 27 and adhesive layer 28 are transferred on marriage chain tooth, metal coating 27 and adhesive layer 28 are correctly positioned at first.Then to carrier layer 30 applied heats and/or pressure.Being suitable for of heat and/or pressure makes metal coating 27 and adhesive layer 28 be incorporated into adhesive layer 26 activates of marriage chain tooth.Peeling agent layer 29 can be removed carrier layer 30 from adhesive layer 28.
Metal coating 27 and adhesive layer 28 form decorative layer 16 together, in the situation that decorative layer 16 comprises metal coating 27, are referred to as decorative metal paper tinsel at this.
From Fig. 4 B, protective layer 22 also comprised multiple layers before being suitable for to more than one marriage chain tooth.More specifically, the protection compound of Fig. 4 B is made up of carrier layer 35, peeling agent layer 34, enamelled coating 22 and adhesive layer 32.Carrier layer 35 supports enamelled coating 22, can be peeled off and is connected with it by peeling agent layer 34.Peeling agent layer 34 can easily be removed carrier layer 35 from enamelled coating 22.Adhesive layer 32 can be attached to enamelled coating 22 on decorative layer 16 in the time being suitable for heat and/or pressure.As " speckle (flecking) " and known accessory decoration key element also can be present in protective layer.
For enamelled coating 22 is transferred on decorative layer 16 and marriage chain tooth, enamelled coating 22 is correctly positioned at first.Then to carrier layer 35 applied heats and/or pressure.Being suitable for of heat and/or pressure makes enamelled coating 22 be combined in adhesive layer 32 activates on decorative layer 16 and marriage chain tooth.Peeling agent layer 34 can easily be removed carrier layer 35 from enamelled coating 22.
Enamelled coating 22 is preferably acrylic compounds.Carrier layer 30 and 35 is preferably made up of the very thin films of polyester.
The peeling agent layer 29 and 34 of Fig. 4 A and 4B is preferably made up of the thermonasty binding agent of peeling off that can carry out carrier layer 30 and 35 under specified temp respectively., peeling agent layer 29 and 34 is thermoplastic adhesives.
Fig. 5 shows the figure for decorative metal paper tinsel layer 16 and protective layer 22 being applicable to independently to the device of the row of the marriage chain tooth of slide fastener 100.According to the embodiment of the present invention, the roller of decorative metal paper tinsel 16 is for covering the first surface of at least more than one marriage chain tooth 200a, 200b.Therefore, which in the time providing marriage chain tooth reality to be formed by plastic material, seem the zipper teeth chain that formed by metal marriage chain tooth aspect play a role.Therefore, embodiments of the present invention also provide the technique of the advantage with the decoration zipper teeth chain of promptly manufacturing extensive color.
In Fig. 5, decorative metal paper tinsel layer 16 is applied to the row of the marriage chain tooth of zipper teeth chain or slide fastener long-chain, by being present in suitable binding agent in decorative metal paper tinsel and attached thereto.The decorative metal paper tinsel being printed is then printed for example protective layer 22 of paint being applicable on decorative metal paper tinsel layer 16 again.Decorative metal paper tinsel 16 and protective layer 22 both sides can be peeled off and are fixed in carrier layer by binding agent.In the time that protective layer is attached on metal foil layer, remove and discarded carrier layer.Paint is preferably acrylic paint.
Device shown in Fig. 5 has the first backer roll 61 that decorative metal paper tinsel layer 16 is pressurizeed towards marriage chain tooth and the second backer roll 62 that the protective layer 22 of paint is pressurizeed towards marriage chain tooth.The concrete example of the first backer roll 61, the second backer roll 62 is recorded to some extent in the EP0384318 pointing out as prior art.Device shown in Fig. 5 has used two backer rolls, and this point unlike the prior art.In the device shown in Fig. 5, the surperficial elastic modelling quantity of the first backer roll 61 is greater than the surperficial elastic modelling quantity of the second backer roll 62., the second backer roll 62 to the first backer rolls are easily out of shape.The protective layer 22 of the paint being pressurizeed by the second backer roll 62 thus, can be large with the decorative metal paper tinsel layer 16 than being pressurizeed by the first backer roll 61 protected area by being pressed on marriage chain tooth and install.
With regard to enamelled coating, can print afterwards for example additional pattern or theme.Can use the roller of decorative metal paper tinsel 16 in printing machine, again advance the typography of zipper teeth chain and republish.
For decorative layer according to the embodiment of the present invention and protective layer being applicable to the 3rd surface 21 of chain tooth, certainly can use similar technique.
And, can be interpreted as, this operation produces the outward appearance of the slide fastener being embodied by metal marriage chain tooth, but from the situation of transverse observation slide fastener, can learn clearly it is plastics marriage chain tooth.
The further advantage of technique of the present invention is that this printing process can be applicable to difform marriage chain tooth widely.In addition, ground related to this, the slide fastener shown in Fig. 2 can also be interpreted as, in the present invention, only shows the example of an embodiment for the marriage chain tooth that can successfully use.
And; in the mode of multiple paper tinsel layer; before multiple decorative metal paper tinsel layers are applicable to protective layer; can be applicable to marriage chain tooth; thus; can also recognize fully, can increase the diversity by decoration provided by the invention, especially can increase applicable to the mark of marriage chain tooth and the scope of lettering.
Therefore; according to the embodiment of the present invention; can manufacture the zipper teeth chain of following improvement, decorative metal paper tinsel layer is applied to the surface of plastics marriage chain tooth, and further protective layer is applicable on decorative layer in order to improve the loss resistance of such decoration slide fastener.