阅读说明：本技术 一种高亮透气式反光膜及其制备方法 (High-brightness breathable reflective film and preparation method thereof ) 是由 陆楞渊 范春平 于 2019-09-30 设计创作，主要内容包括：本发明涉及反光膜技术领域,具体的说是一种高亮透气式反光膜及其制备方法,高亮透气式反光膜包括防粘纸,所述防粘纸下表面为一体成型设有均匀分布的齿条部,所述防粘纸上表面设有背胶层,所述背胶层上表面粘结有反射层,所述反射层上表面均匀分布有下凹部,所述反射层上表面设有透明状的防水透气膜,反射层和玻璃微珠的配合能够起到反光效果；借助透明状的防水透气膜层能增加整个反光膜的防水透气效果；借助相互啮合的锯齿部Ⅰ和锯齿部Ⅱ能够增加反射层和防水透气膜层与包边层的粘结面积,从而增加其三者间的粘结面积,这样便能够借助包边层减少整个复合后的反光膜发生卷边或者翘边的现象。(The invention relates to the technical field of reflective films, in particular to a high-brightness breathable reflective film and a preparation method thereof, wherein the high-brightness breathable reflective film comprises anti-sticking paper, the lower surface of the anti-sticking paper is integrally formed and provided with uniformly distributed rack parts, the upper surface of the anti-sticking paper is provided with a back glue layer, the upper surface of the back glue layer is bonded with a reflective layer, lower concave parts are uniformly distributed on the upper surface of the reflective layer, the upper surface of the reflective layer is provided with a transparent waterproof breathable film, and the reflective layer and glass microspheres are matched to play a role in reflecting light; the waterproof and breathable effect of the whole reflective membrane can be improved by the aid of the transparent waterproof and breathable membrane layer; the bonding area of the reflecting layer, the waterproof breathable film layer and the edge covering layer can be increased by means of the mutually meshed sawtooth parts I and the sawtooth parts II, so that the bonding area among the three is increased, and the phenomenon that the whole compound reflecting film is curled or warped can be reduced by means of the edge covering layer.)

1. The utility model provides a ventilative formula reflective membrane of highlight, includes release paper (1), its characterized in that: the anti-sticking paper (1) lower surface is equipped with evenly distributed's rack portion for integrated into one piece, anti-sticking paper (1) upper surface is equipped with gum layer (2), gum layer (2) upper surface bonds and has reflection stratum (3), reflection stratum (3) upper surface evenly distributed has concave part (4) down, reflection stratum (3) upper surface is equipped with transparent waterproof ventilated membrane (5), waterproof ventilative rete (5) lower surface still evenly distributed has last concave part (6), concave part (4) and last concave part (6) inner wall evenly coated has tie coat I (7), upper and lower corresponding all bond glass microballon (8) through tie coat I (7) in concave part (4) and the last concave part (6) down, waterproof ventilative rete (5) upper surface week side is integrated to be equipped with rectangle ladder groove (501), waterproof ventilative rete (5) have bound layer (9) through rectangle ladder groove (501) gluing, reflecting layer (3) and waterproof ventilative rete (5) week side and rectangle ladder groove (501) inner wall still the equal integration coating have tie coat II (10), bordure layer (9) inboard is hugged closely with reflecting layer (3) and waterproof ventilative rete (5) through tie coat II (10).

2. A highly luminous breathable reflective film according to claim 1, characterized in that: reflecting layer (3) and waterproof ventilative rete (5) outside homogeneous body shaping are equipped with sawtooth portion I (11), bordure layer (9) inboard integrated into one piece is equipped with sawtooth portion II (12) with sawtooth portion I (11) intermeshing.

3. A highly luminous breathable reflective film according to claim 1, characterized in that: the upper outer surface of the edge covering layer (9) is flush with the upper surface of the waterproof breathable film layer (5), and the bottom end face of the edge covering layer (9) is also flush with the bottom end face of the reflecting layer (3).

4. A highly luminous breathable reflective film according to claim 1, characterized in that: the outer wall of the edge covering layer (9) and the outer side of the anti-sticking paper (1) are located on the same vertical line, and the reflecting layer (3) is specifically an aluminum plating layer.

5. The preparation method of the high-brightness breathable reflective film according to claim 1, which is characterized by comprising the following steps: the method comprises the following steps:

s1: selecting glass beads (8), firstly washing, drying and screening the glass beads (8); during washing, deionized water and ethanol are used as a mixed solvent, aminosilane coupling agent is added under the stirring condition, hydrochloric acid is used for regulating the pH value to be 4.0-5.0, the glass beads (8) are added, the temperature in a stirring tank is regulated to 80 ℃ for reaction for 20-40min, a dryer is used for drying treatment after washing and filtering, so that the glass beads (8) modified by the aminosilane coupling agent are obtained, and then a screening machine is used for screening out proper glass beads (8);

s2: gluing the reflecting layer (3) and the waterproof breathable film layer (5), namely uniformly coating glue in a lower concave part (4) at the upper part of the reflecting layer (3) and an upper concave part (6) at the bottom of the waterproof breathable film layer (5) by using an automatic glue spreader by using glue rollers, and controlling the gluing temperature in a glue storage tank to be 40-50 ℃, so that a bonding layer I (7) is formed in the lower concave part (4) and the upper concave part (6);

s3: synthesizing a reflecting layer (3), a waterproof breathable film layer (5) and glass microspheres (8), uniformly arranging and implanting the glass microspheres (8) in an upper concave part (6) on the upper surface of the reflecting layer (3) by a hot melting machine, and then covering the upper surfaces of all the glass microspheres (8) with the waterproof breathable film layer (5) by means of matched extrusion of an upper extrusion roller and a lower extrusion roller in a compound machine, namely attaching the upper concave part (6) on the lower surface of the waterproof breathable film layer (5) to the upper parts of the glass microspheres (8);

s4: the edge covering treatment is carried out, a bonding layer II (10) is coated on the peripheral sides of the reflecting layer (3) and the waterproof breathable film layer (5) and the inner wall of the rectangular stepped groove (501), a sawtooth part I (11) is uniformly formed on the outer sides of the reflecting layer (3) and the waterproof breathable film layer (5), a sawtooth part II (12) meshed with the sawtooth part I (11) is integrally formed on the inner side of the edge covering layer (9), and the edge covering layer (9) is adhered to the peripheral sides of the reflecting layer (3) and the waterproof breathable film layer (5) by means of the cooperation of the sawtooth part I (11) and the sawtooth part II (12);

s5: synthesizing the reflecting layer (3) and the release paper (1), firstly coating the back glue layer (2) on the bottom surface of the reflecting layer (3) by adopting a hot glue roller in a glue spreader, and then laminating the reflecting layer (3) with the back glue layer (2) and the release paper (1) by adopting an upper squeeze roller and a lower squeeze roller in a compound machine.

Technical Field

The invention relates to the technical field of reflective films, in particular to a high-brightness breathable reflective film and a preparation method thereof.

Background

The reflective film plays an obvious warning role in the daytime by virtue of the bright color, and the bright reflective effect can effectively enhance the recognition capability of people at night or under the condition of insufficient light, so that the people can see the target clearly and arouse the alertness, thereby avoiding accidents, becoming an indispensable safety guard for road traffic and having obvious social benefits. The reflective film on the current market lacks an edge protection structure, so that the situation of edge warping and curling in the use process of the reflective film occurs, and the service life of the reflective film is further influenced; meanwhile, the existing reflective film has poor waterproof and air-permeable performance, so that the reflective film is very easy to enter water or cannot dissipate heat, and is not beneficial to long-term use of the reflective film, and improvement treatment is needed.

Disclosure of Invention

In order to make up for the above deficiencies, the invention provides a high-brightness breathable reflective film and a preparation method thereof, so as to solve the problems in the background art.

The technical scheme of the invention is as follows: a highlight breathable reflective film comprises release paper, wherein the lower surface of the release paper is provided with rack portions which are uniformly distributed in an integrated manner, the upper surface of the release paper is provided with a back glue layer, the upper surface of the back glue layer is bonded with a reflecting layer, lower concave portions are uniformly distributed on the upper surface of the reflecting layer, a transparent waterproof breathable film is arranged on the upper surface of the reflecting layer, upper concave portions are also uniformly distributed on the lower surface of the waterproof breathable film layer, bonding layers I are uniformly coated on the inner walls of the lower concave portions and the upper concave portions, glass microspheres are bonded in the lower concave portions and the upper concave portions which correspond to each other up and down through the bonding layers I, rectangular stepped grooves are integrally formed in the peripheral side of the upper surface of the waterproof breathable film layer, a wrapping layer is bonded on the waterproof breathable film layer through the rectangular stepped grooves, and bonding layers II are further uniformly coated on the peripheral sides of the, the inner side of the edge covering layer is tightly attached to the reflecting layer and the waterproof breathable film layer through the bonding layer II.

The matching of the reflecting layer and the glass beads can play a role in reflecting light; the waterproof and breathable effect of the whole reflective membrane can be improved by the aid of the transparent waterproof and breathable membrane layer; meanwhile, the phenomenon that the whole compounded reflective membrane is curled or warped can be reduced by means of the arrangement of the edge wrapping layer, so that the integrity of the whole reflective membrane is improved.

As preferred scheme, the equal integrated into one piece in reflection stratum and waterproof ventilative rete outside is equipped with sawtooth portion I, the inboard integrated into one piece of layer of borduring is equipped with the sawtooth portion II with I intermeshing of sawtooth portion.

This setting can increase the bonding area of reflection stratum and waterproof ventilative rete and bordure layer with the help of intermeshing's sawtooth portion I and sawtooth portion II to increase the bonding area between its three.

Preferably, the upper outer surface of the edge covering layer is flush with the upper surface of the waterproof breathable film layer, and the bottom end face of the edge covering layer is flush with the bottom end face of the reflecting layer.

This setting can reduce the whole reflection of light membrane after compounding and take place the phenomenon of turn-up or stick up the limit with the help of the setting of layer of borduring to increase the integrity of whole reflection of light membrane.

As preferred scheme, the outer wall of borduring layer and the antiseized paper outside are located same vertical line, just the reflection stratum specifically is the aluminize layer.

A preparation method of a high-brightness breathable reflective film comprises the following steps:

s1: selecting glass beads, firstly washing, drying and screening the glass beads; during washing, deionized water and ethanol are used as a mixed solvent, aminosilane coupling agent is added under the stirring condition, hydrochloric acid is used for regulating the pH value to be 4.0-5.0, the glass beads are added, the temperature in a stirring tank is regulated to 80 ℃ for reaction for 20-40min, a dryer is used for drying treatment after washing and filtering, so that the glass beads modified by the aminosilane coupling agent are obtained, and then a screening machine is used for screening out proper glass beads;

s2: gluing the reflecting layer and the waterproof breathable film layer, namely uniformly coating glue in a lower concave part at the upper part of the reflecting layer and an upper concave part at the bottom of the waterproof breathable film layer by using a glue coating roller by using an automatic glue coating machine, and controlling the gluing temperature in a glue storage tank to be 40-50 ℃ so as to form a bonding layer I in the lower concave part and the upper concave part;

s3: synthesizing a reflecting layer, a waterproof breathable film layer and glass beads, uniformly arranging and implanting the glass beads in an upper concave part on the upper surface of the reflecting layer through a hot melting machine, and then covering the upper surfaces of all the glass beads with the waterproof breathable film layer by means of matched extrusion of an upper extrusion roller and a lower extrusion roller in a compound machine, namely, enabling the upper concave part on the lower surface of the waterproof breathable film layer to be attached to the upper parts of the glass beads;

s4: the edge covering treatment is carried out, wherein bonding layers II are coated on the periphery sides of the reflecting layer and the waterproof breathable film layer and the inner wall of the rectangular stepped groove, sawteeth I are integrally formed on the outer sides of the reflecting layer and the waterproof breathable film layer, sawteeth II meshed with the sawteeth I are integrally formed on the inner side of the edge covering layer, and the edge covering layer is adhered to the periphery sides of the reflecting layer and the waterproof breathable film layer by means of matching of the sawteeth I and the sawteeth II;

s5: synthesizing a reflecting layer and release paper, coating the back glue layer on the bottom surface of the reflecting layer by adopting a hot rubber roller in a glue spreader, and laminating the reflecting layer with the back glue layer and the release paper by adopting an upper squeeze roller and a lower squeeze roller in a compound machine.

Compared with the prior art, the technical effect of this application:

the cooperation of the reflecting layer and the glass beads can play a role in reflecting light; the waterproof and breathable effect of the whole reflective membrane can be improved by the aid of the transparent waterproof and breathable membrane layer; the equal integrated into one piece in reflector layer and waterproof ventilative rete outside is equipped with sawtooth portion I, bordure layer inboard integrated into one piece be equipped with I intermeshing's of sawtooth portion II, reflector layer and waterproof ventilative rete week side and rectangle ladder inslot wall still the integration coating have tie coat II, can increase the bonding area on reflector layer and waterproof ventilative rete and bordure layer with the help of intermeshing's sawtooth portion I and sawtooth portion II, thereby increase the bonding area between its three, just so can reduce the phenomenon on whole compound back reflective membrane emergence turn-up or stick up the limit with the help of the bordure layer, thereby increase the integrity of whole reflective membrane.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a waterproof breathable membrane assembly of the present invention;

FIG. 3 is a schematic view of a reflective layer assembly according to the present invention;

FIG. 4 is a schematic view showing the positional relationship between the reflective layer and the outer serration part I according to the present invention;

FIG. 5 is a schematic structural diagram of the positional relationship between the edge covering layer and the sawtooth part II according to the present invention.

Wherein the reference numerals are summarized as follows: 1. release paper; 2. a back glue layer; 3. a reflective layer; 4. a lower recess; 5. a waterproof breathable film layer; 501. a rectangular stepped slot; 6. an upper recess; 7. a bonding layer I; 8. glass beads; 9. a binding layer; 10. a bonding layer II; 11. a sawtooth part I; 12. serration II.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Referring to fig. 1-5, the highlight breathable reflective film of the present invention comprises a release paper 1, wherein the lower surface of the release paper 1 is integrally formed and provided with uniformly distributed rack portions, the upper surface of the release paper 1 is provided with a back adhesive layer 2, the upper surface of the back adhesive layer 2 is bonded with a reflective layer 3, the upper surface of the reflective layer 3 is uniformly distributed with lower concave portions 4, the upper surface of the reflective layer 3 is provided with a transparent waterproof breathable film 5, the lower surface of the waterproof breathable film layer 5 is also uniformly distributed with upper concave portions 6, the inner walls of the lower concave portions 4 and the upper concave portions 6 are uniformly coated with bonding layers i 7, glass beads 8 are bonded into the lower concave portions 4 and the upper concave portions 6 corresponding to each other up and down through the bonding layers i 7, the peripheral side of the upper surface of the waterproof breathable film layer 5 is integrally provided with rectangular stepped grooves 501, the waterproof breathable film layer 5 is bonded with a wrapping layer 9 through, reflection stratum 3 and 5 week sides of waterproof ventilative rete and rectangle ladder groove 501 inner wall still the integration coating have tie coat II 10, 9 insides on layer of borduring are hugged closely with reflection stratum 3 and waterproof ventilative rete 5 through tie coat II 10. Reflecting layer 3 and 5 outside homogeneous body shaping in waterproof ventilative rete are equipped with sawtooth portion I11, 9 insides integrated into one piece in layer of borduring are equipped with sawtooth portion II 12 with I11 intermeshing of sawtooth portion. The surface is parallel and level with 5 upper surfaces of waterproof ventilative rete on the layer of borduring 9, 9 bottom end faces of layer of borduring and 3 bottom end faces of reflection stratum are also parallel and level each other. The outer wall of bordure layer 9 is located same vertical line with the 1 outside of antiseized paper, just reflection stratum 3 specifically is the aluminize layer.

A preparation method of a high-brightness breathable reflective film comprises the following steps:

s1: selecting glass beads 8, firstly washing, drying and screening the glass beads 8; during washing, deionized water and ethanol are used as a mixed solvent, aminosilane coupling agent is added under the stirring condition, hydrochloric acid is used for regulating the pH value to be 4.0-5.0, the glass beads 8 are added, the temperature in a stirring tank is regulated to 80 ℃ for reaction for 20-40min, a dryer is used for drying treatment after washing and filtering, so that the glass beads 8 modified by the aminosilane coupling agent are obtained, and then a screening machine is used for screening out proper glass beads 8;

s2: gluing the reflecting layer 3 and the waterproof breathable film layer 5, namely uniformly coating glue in a lower concave part 4 at the upper part of the reflecting layer 3 and an upper concave part 6 at the bottom of the waterproof breathable film layer 5 by adopting an automatic glue spreader through glue rollers, and controlling the gluing temperature in a glue storage tank to be 40-50 ℃, so that a bonding layer I7 is formed in the lower concave part 4 and the upper concave part 6;

s3: synthesizing a reflecting layer 3, a waterproof breathable film layer 5 and glass beads 8, uniformly arranging and arranging the glass beads 8 in an upper concave part 6 on the upper surface of the reflecting layer 3 through a hot melting machine, and then covering the upper surfaces of all the glass beads 8 with the waterproof breathable film layer 5 by means of matched extrusion of an upper extrusion roller and a lower extrusion roller in a compound machine, namely, enabling the upper concave part 6 on the lower surface of the waterproof breathable film layer 5 to be attached to the upper parts of the glass beads 8;

s4: the edge covering treatment is carried out, wherein a bonding layer II 10 is coated on the peripheral sides of the reflecting layer 3 and the waterproof breathable film layer 5 and the inner wall of the rectangular stepped groove 501, sawteeth I11 are uniformly formed on the outer sides of the reflecting layer 3 and the waterproof breathable film layer 5 in an integrated mode, sawteeth II 12 meshed with the sawteeth I11 are formed on the inner side of the edge covering layer 9 in an integrated mode, and the edge covering layer 9 is adhered to the peripheral sides of the reflecting layer 3 and the waterproof breathable film layer 5 by means of matching of the sawteeth I11 and the sawteeth II 12;

s5: synthesizing the reflecting layer 3 and the release paper 1, firstly coating the back glue layer 2 on the bottom surface of the reflecting layer 3 by adopting a hot glue roller in a glue spreader, and then laminating the reflecting layer 3 with the back glue layer 2 and the release paper 1 by adopting an upper extrusion roller and a lower extrusion roller in a compound machine.

The working process is as follows: firstly, washing, drying and screening the glass beads 8; during washing, deionized water and ethanol are used as a mixed solvent, aminosilane coupling agent is added under the stirring condition, hydrochloric acid is used for regulating the pH value to be 4.0-5.0, the glass beads 8 are added, the temperature in a stirring tank is regulated to 80 ℃ for reaction for 20-40min, a dryer is used for drying treatment after washing and filtering, so that glass beads modified by the aminosilane coupling agent are obtained, and then a screening machine is used for screening out proper glass beads 8; uniformly coating glue in a lower concave part 4 at the upper part of the reflecting layer 3 and an upper concave part 6 at the bottom of the waterproof breathable film layer 5 by using a glue coating roller by using an automatic glue coating machine, and controlling the glue coating temperature in a glue storage tank to be 40-50 ℃, so that a bonding layer I7 is formed in the lower concave part 4 and the upper concave part 6; synthesizing a reflecting layer 3, a waterproof breathable film layer 5 and glass beads 8, uniformly arranging and arranging the glass beads 8 in an upper concave part 6 on the upper surface of the reflecting layer 3 through a hot melting machine, and then covering the upper surfaces of all the glass beads 8 with the waterproof breathable film layer 5 by means of matched extrusion of an upper extrusion roller and a lower extrusion roller in a compound machine, namely, enabling the upper concave part 6 on the lower surface of the waterproof breathable film layer 5 to be attached to the upper parts of the glass beads 8; then coating an adhesive layer II 10 on the peripheral sides of the reflecting layer 3 and the waterproof breathable film layer 5 and the inner wall of the rectangular stepped groove 501, integrally forming sawtooth parts I11 on the outer sides of the reflecting layer 3 and the waterproof breathable film layer 5, integrally forming sawtooth parts II 12 meshed with the sawtooth parts I11 on the inner side of the edge covering layer 9, and adhering the edge covering layer 9 to the peripheral sides of the reflecting layer 3 and the waterproof breathable film layer 5 by means of matching of the sawtooth parts I11 and the sawtooth parts II 12; synthesizing the reflecting layer 3 and the release paper 1, firstly coating the back glue layer 2 on the bottom surface of the reflecting layer 3 by adopting a hot glue roller in a glue spreader, and then laminating the reflecting layer 3 with the back glue layer 2 and the release paper 1 by adopting an upper extrusion roller and a lower extrusion roller in a compound machine.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.