CN104191849B

CN104191849B - A kind of dry heat resistance rubbing paper

Info

Publication number: CN104191849B
Application number: CN201410412913.4A
Authority: CN
Inventors: 袁建和; 尚文端; 黄相
Original assignee: BEIJING HOMEKA HOUSEHOLD PRODUCT Co Ltd
Current assignee: BEIJING HOMEKA HOUSEHOLD PRODUCT Co Ltd
Priority date: 2014-08-17
Filing date: 2014-08-17
Publication date: 2018-05-11
Anticipated expiration: 2034-08-17
Also published as: CN104191849A

Abstract

The invention discloses a kind of dry heat resistance rubbing paper, including certainly aobvious ply of paper, protection film layer, layer of silica gel, non-drying glue layer, release protection film layer, the protection film layer is located at the top of rubbing paper, and it is covered in by the layer of silica gel described from aobvious ply of paper, it is described to have the non-drying glue layer from aobvious ply of paper backsize, the non-drying glue layer surface is covered with the release protection film layer, the present invention overcomes the deficiency that existing rubbing paper can fade under dry heat condition, since the protection film layer on rubbing paper surface of the present invention with showing ply of paper compound tense using the high silica gel of stability certainly, the silica gel will not chemically react under dry heat condition with the writing dyestuff gone out from aobvious ply of paper inscription rubbing, it ensure that rubbing paper remains able to persistence in arid and hot environment.

Description

A kind of dry heat resistance rubbing paper

Technical field

The invention discloses a kind of dry heat resistance rubbing paper, and rubbing paper from aobvious ply of paper and is protected using stability high silica gel Cuticular layer is for composite, overcomes the deficiency that existing rubbing paper easily fades under dry heat condition, ensure that rubbing paper xeothermic Persistence is remained able under environment.

Background technology

At present, open up pick up the car, coding in equipment when, the number of opening up mostly is carried out using rubbing paper, in order to tackle various preservations Condition, can be in rubbing paper surface recombination layer protecting film, it, which can be effectively played, prevents water, acid, alkali and illumination to inscription rubbing writing Influence, since acrylate adhesive has many advantages, such as quick solidifying, easy to use, adhesive strength is high, application is very wide General, the protective film on rubbing paper surface shows ply of paper compound tense with rubbing paper also mostly using acrylic adhesive certainly, but in height Under temperature, acrylic adhesive can produce chemical reaction with the writing dyestuff that rubbing paper inscription rubbing goes out, and cause rubbing paper to fade, the handwriting is blurred Even disappearing, acrylic adhesive can react with inscription rubbing writing dyestuff at a temperature of more than 40 degrees Celsius, and temperature is higher, Reaction it is more obvious more thorough, summer vehicle is often exposed to the sun under extremely hot daylight, and vehicle interior temperature is very high, can reach 50 DEG C with On, the place such as desert and torrid zone meeting higher, such rubbing paper shortcoming is can not to be preserved for a long time under arid and hot environment, loses and opens up The printing paper number of opening up preserves the purpose for doing archives, can not meet resistance in National archives writing durability test standard DAT16-1995 Xeothermic test, when which is that 105 DEG C of bakings 72 are small.

The content of the invention

Present invention aims at a kind of dry heat resistance rubbing paper is provided, the certainly aobvious paper using the high silica gel of stability to rubbing paper Layer is for composite with protection film layer, overcomes the deficiency that existing rubbing paper easily fades under dry heat condition, ensure that rubbing paper Persistence is remained able under arid and hot environment.

To achieve these goals, the solution of the present invention is：A kind of dry heat resistance rubbing paper, including certainly aobvious ply of paper, protective film Layer, layer of silica gel, non-drying glue layer, release protection film layer, the protection film layer is located at the top of rubbing paper, and is pasted by the layer of silica gel Described in overlaying on from aobvious ply of paper, described to have the non-drying glue layer from aobvious ply of paper backsize, the non-drying glue layer surface is covered with institute Release protection film layer is stated, the present invention overcomes the deficiency that existing rubbing paper can fade under dry heat condition, due to of the present invention The protection film layer on rubbing paper surface is with certainly aobvious ply of paper compound tense using the high silica gel of stability, and the silica gel is in dry heat condition It will not be chemically reacted with the writing dyestuff gone out from aobvious ply of paper inscription rubbing down, ensure that rubbing paper remains able to forever in arid and hot environment Kubo is deposited.

Scheme is further：The protective film is PP films.

Scheme is further：The PP films are clear bottom cloudy surface OPP glazing films, increase rubbing paper surface roughness, make to open up Print is easier.

Scheme is further：The gross thickness of the protection film layer and layer of silica gel is 30u, blocked up to be not easy inscription rubbing, it is excessively thin easily Open up rotten.

The beneficial effects of the invention are as follows：The deficiency that existing rubbing paper can fade under dry heat condition is overcome, due to this hair The protection film layer on the bright rubbing paper surface from aobvious ply of paper compound tense using the high silica gel of stability, the silica gel with doing It will not be chemically reacted under heat condition with the writing dyestuff gone out from aobvious ply of paper inscription rubbing, ensure that rubbing paper in arid and hot environment still Being capable of persistence.

The present invention is described in detail with reference to the accompanying drawings and examples.

Brief description of the drawings

Fig. 1 is schematic structural view of the invention；

Embodiment

Acrylate adhesive molecular formula is [CH₂-CH-COOH]_n, contain hydroxyl "-OH " in molecular formula, hydroxyl is organic One of most common functional group in chemistry, either alcoholic extract hydroxyl group or phenolic hydroxyl group are easily aoxidized by a variety of oxidants, stablize Property is poor.Therefore in the building-up process of polyfunctional compound, hydroxyl or part of hydroxyl need first to be protected, and prevent it from joining With reaction, it is converted again in proper step, acrylic adhesive at high temperature can be with inscription rubbing writing dyestuff in existing rubbing paper Chemical reaction is produced, causes rubbing paper to fade, the handwriting is blurred even disappears, and silica gel is based on main chain Si-O units, is had with unit price Machine group is side base, has inorganic and organic nature linear macromolecule elastomer concurrently.Silica gel adhesive is by silicon rubber, vulcanization The one pack system or bi-component adhesive of the compositions such as agent, filler, tackifier, antioxidant, heat stabilizer, silica gel adhesive have many Feature, heat resistance and cold resistance are excellent, and temperature in use is -60 DEG C~250 DEG C, and water resistance and resistance to medium are good, and shock resistance is shaken Dynamic, good airproof performance, electrical insulating property is excellent, excellent weatherability, good to ozone and UV stable, nontoxic, lazy with physiology Property.

A kind of dry heat resistance rubbing paper, as shown in Figure 1, including from aobvious ply of paper 3, protection film layer 1, layer of silica gel 2, non-drying glue layer 4, Release protection film layer 5, the protection film layer 1 are located at the top of rubbing paper, and are covered in the certainly aobvious ply of paper by the layer of silica gel 2 On 3, described to have the non-drying glue layer 4 from aobvious 3 backsize of ply of paper, 4 surface of non-drying glue layer is covered with the release protective film Layer 5, the present invention overcomes the deficiency that existing rubbing paper can fade under dry heat condition, due to rubbing paper surface of the present invention For protection film layer with certainly aobvious ply of paper compound tense using the high silica gel of stability, the silica gel will not be with showing under dry heat condition certainly The writing dyestuff that ply of paper inscription rubbing goes out chemically reacts, and ensure that rubbing paper remains able to persistence in arid and hot environment.

In embodiment：The film of plurality of specifications model can be used in the protective film, and the present embodiment uses PP films, the PP Film is clear bottom cloudy surface OPP glazing films, and PP films have good heat resistance and stress cracking resistance, and light, good toughness, resistance toization The advantages that property learned is good.

Key is to PP protection film layers and for composite from aobvious ply of paper using silica gel in embodiment, due to the distinctive property of silica gel Can and the stability of itself, chemistry will not to occur with inscription rubbing writing dyestuff anti-for silica gel at high temperature for rubbing paper in the present embodiment Should, make rubbing paper remain able to preserve for a long time under xeothermic environment.

The present embodiment solve existing rubbing paper due to using acrylate adhesive to protection film layer with from aobvious ply of paper into After row is compound, under conditions of xeothermic, acrylate adhesive can produce chemical reaction with inscription rubbing writing dyestuff, cause rubbing paper Colour fading, the handwriting is blurred or even disappears, so that the problem of rubbing paper cannot preserve for a long time under arid and hot environment, innovation employs Silica gel is for composite to protection film layer and certainly aobvious ply of paper, make use of silica gel not chemically reacted with inscription rubbing writing dyestuff steady It is qualitative, fundamentally solve the problems, such as rubbing paper dry heat resistance.

Claims

1. a kind of dry heat resistance rubbing paper, it is characterised in that including from aobvious ply of paper, protection film layer, layer of silica gel, non-drying glue layer, release Protection film layer, the protection film layer are located at the top of rubbing paper, and be covered in by the layer of silica gel it is described from showing on ply of paper, it is described There is the non-drying glue layer from aobvious ply of paper backsize, the non-drying glue layer surface is covered with the release protection film layer；The silica gel Layer is for composite to the protection film layer and the certainly aobvious ply of paper.

2. a kind of dry heat resistance rubbing paper according to claim 1, it is characterised in that the protection film layer is PP films.

A kind of 3. dry heat resistance rubbing paper according to claim 1, it is characterised in that the protection film layer and layer of silica gel it is total Thickness is 30u.