A kind of ultra-soft pressure sensitive membrane
Technical field
The utility model belongs to adhesive sticker field, relates to a kind of pressure sensitive membrane, especially a kind of ultra-soft pressure sensitive membrane.
Background technology
Adhesive sticker is also self-adhesive label material, is to take paper, film or special material as fabric, and the back side scribbles tackifier, take and is coated with a kind of compound substance that silicon protection sheet is base stock.Pressure sensitive membrane is the adhesive sticker product as fabric by film, conventionally plastic cement rete, adhesive layer and release layer three-decker, consists of.Flourish due to current packaging industry, pressure sensitive membrane is widely used, particularly in daily use chemicals industry.In recent years, the metal that daily use chemicals industry is traditional, glass container are replaced by light and handy plastic flexible pipe packing gradually, and the decoration of flexible pipe is mainly realized by the mode of direct printing and pressure sensitive membrane or adhesive sticker paster at present.Because flexible pipe in use can produce distortion, therefore the pressure sensitive membrane for flexible pipe must have good flexibility to guarantee keeping level and smooth in whole use procedure always, because hose product may be for the environment of high humidity, pressure sensitive membrane must possess good printing performance to keep its print content can not drop easily again.
Utility model content
The technical problems to be solved in the utility model is, for the defect of prior art, provides a kind of softness, is suitable for being attached on cambered surface object and is suitable for the ultra-soft pressure sensitive membrane of the sandwich construction of printing.
The utility model solves the technical scheme that its technical matters adopts:
A kind of ultra-soft pressure sensitive membrane, this ultra-soft pressure sensitive membrane is sandwich construction, comprise the printability layer setting gradually, double-layer foamed layer, base membrane layer, processing layer is adhered in strengthening, strong viscose glue adhesion coating and release layer, described base membrane layer is polypropylene screen, described double-layer foamed layer is for the side surface at described base membrane layer is through the double-layer foamed double-layer foamed polypropylene layer obtaining, it is to be coated on described base membrane layer opposite side surface and for improving base membrane layer and the coating of adhesion between viscose glue adhesion coating by force that processing layer is adhered in described strengthening, described printability layer is the side surface that close ink coating and painting are located at described double-layer foamed layer.
Described strong viscose glue adhesion coating is cemented in strengthening and adheres to processing layer one side surface, and described strong viscose glue adhesion coating be strong sticky acrylic acid adhesive layer, glues a kind of in rubber based adhesives layer by force.
It is polyesters macromolecule material coating that processing layer is adhered in described strengthening.
The polyesters macromolecule material coating that described printability layer is oleophylic China ink.
Described printability layer is a kind of in acrylic resinous coat, urethane resin coating.
Described release layer is Ge Laxin release liners, PEK(polyetherketone) release liners, film release liners, ox-hide release liners, PET(polyethylene terephthalate) release film, fluorine mould a kind of in release film.Lattice Racine release liners, PEK(polyetherketone) release liners, film release liners, ox-hide release liners, PET(polyethylene terephthalate) release film, fluorine mould the commodity of release film for having bought from the market.
The utility model adopts sandwich construction, and sandwich construction has unique function, the advantage that makes to the utlity model has softness, is suitable for being attached on cambered surface object and is suitable for printing separately.Wherein, the double-layer foamed layer of side surface by described base membrane layer of the present utility model is through double-layer foamed polypropylene layer double-layer foamed and that obtain, therefore double-layer foamed polypropylene layer is very soft, can be very docile when posting the object of radian with the double-layer foamed layer of ultra-soft pressure sensitive membrane as face and do not warp; The utility model is also provided with strengthening and adheres to processing layer, and processing layer is adhered in strengthening can improve base membrane layer and the adhesion between viscose glue adhesion coating by force, and strong viscose glue adhesion coating can not be come unstuck the stickup tightly of base membrane layer and affixed object; And owing to being coated with printability layer on double-layer foamed layer, printability layer has increased pressure sensitive membrane to the absorption of ink and has improved printing performance, makes it be applicable to UV rotary printing, serigraphy etc.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
For technical characterictic of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, a kind of ultra-soft pressure sensitive membrane, this ultra-soft pressure sensitive membrane is sandwich construction, comprise the printability layer 1 setting gradually, double-layer foamed layer 2, base membrane layer 3, processing layer 4 is adhered in strengthening, strong viscose glue adhesion coating 5 and release layer 6, described base membrane layer 3 is polypropylene screen, described double-layer foamed layer 2 is for the side surface at described base membrane layer 3 is through the double-layer foamed double-layer foamed polypropylene layer obtaining, described strengthening is adhered to processing layer 4 for being coated on described base membrane layer 3 opposite sides surfaces and for improving base membrane layer 3 and the coating of adhesion between viscose glue adhesion coating 5 by force, described printability layer 1 is the side surface that close ink coating and painting are located at described double-layer foamed layer 2.
Wherein double-layer foamed layer 2 is for the side surface at described base membrane layer 3 is through the double-layer foamed double-layer foamed polypropylene layer obtaining, double-layer foamed polypropylene layer has good flexibility, preferably toughness and suitable hardness, therefore can be very docile when posting the object of radian as the ultra-soft pressure sensitive membrane of face with double-layer foamed polypropylene layer and do not warp.
Strong viscose glue adhesion coating 5 is cemented in after processing layer 4 one side surfaces are adhered in strengthening and is obtained by strong viscose glue stick, described strong viscose glue adhesive layer can adopt strong sticky acrylic acid adhesive, a kind of fixed the obtaining in sticky rubber based adhesives by force, the utility model preferably strong sticky acrylic acid adhesive is cemented in strengthening and adheres to processing layer 4 surfaces as strong viscose glue adhesion coating 5, and the high-strength cohesive force that sticky acrylic acid adhesive forms by force can tightly be bonded on affixed object ultra-soft pressure sensitive membrane and difficult drop-off or warp.
It is for improving the coating of adhesion between base membrane layer 3 and strong viscose glue adhesion coating 5 that processing layer 4 is adhered in strengthening, the utility model preferred polyester family macromolecule material coating adheres to processing layer 4 as strengthening, due to the surface-coated polyesters macromolecule material coating at base membrane layer 3, base membrane layer 3 can be very strong with the adhesion of strong viscose glue adhesion coating 5, therefore avoided the degumming phenomenon of ultra-soft pressure sensitive membrane.
Printability layer 1 is the polyesters macromolecule material coating of oleophylic China ink, preferably acrylic resinous coat, urethane resin coating, the present embodiment most preferably acrylic resinous coat as printability layer 1.In the situation that not being coated with printability layer 1, directly printing on double-layer foamed layer 2, ink is difficult to be absorbed on double-layer foamed layer 2, cause printing quality problem, in the utility model, adopt the upper printability layer 1 of coating, because printability layer 1 and ink adhesive have good compatibility, therefore can promote pressure sensitive membrane to the absorption of ink and improve the printing performance of pressure sensitive membrane.
Release layer 6 can adopt Ge Laxin release liners, PEK release liners, film release liners, ox-hide release liners, PET release film, fluorine to mould a kind of in release film; in the present embodiment, preferably Ge Laxin release liners is as release layer 6, and release layer 6 can cling strong viscose glue adhesion coating 5 and be easy to again separated with strong viscose glue adhesion coating 5 to play the not contaminated effect of the strong viscose glue adhesion coating 5 of protection simultaneously.