CN87201760U - Anti-sticking film matrix coated with silicone emulsion - Google Patents
Anti-sticking film matrix coated with silicone emulsion Download PDFInfo
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- CN87201760U CN87201760U CN 87201760 CN87201760U CN87201760U CN 87201760 U CN87201760 U CN 87201760U CN 87201760 CN87201760 CN 87201760 CN 87201760 U CN87201760 U CN 87201760U CN 87201760 U CN87201760 U CN 87201760U
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Abstract
The utility model discloses an anti-sticking film matrix coated with silicone emulsion, belonging to new pattern composite anti-sticking material in the light chemical industry aspect, which is used as anti-sticking material for the self-adhesive label paper, the self-adhesive glassine tape and other aspects. The anti-sticking film matrix coated with the silicone emulsion is characterized in that the adoptive silicone oils are the polymeric silicone emulsions; the adoptive matrix material is the polyethylene extrusion molding composite paper or other coated paper coated with polymer plastic emulsions; the plastic film of polyester terylene and such can also be directly used to be the adoptive matrix material. The technical problems the anti-sticking film matrix coated with silicone emulsion mainly solving is that during the manufacture the polymeric silicone emulsions with good stability are homogeneously coated on the plastic film matrix which is solidified into the anti-sticking film matrix instead of using the solvent, so no environment pollution and the combustible and explosive problem are existed.
Description
The technical field of this utility model is the NEW TYPE OF COMPOSITE non-stick material that belongs to the light industry aspect, developing this technique background is because of antiadhesion barrier base produce product or comparative maturity in China's solvent-borne type silicone oil coating, but the coating of considering solvent-borne type silicone oil (silicone) need be used gasoline, toluene, ethyl acetate ... equal solvent, involve and need necessary antiknock device and handle the problems such as solvent reclaimer that air ambient pollutes, factory can not be located at the down town, can not be fit to the modern city requirements on Construction, so must develop to the direction that does not have solvent contamination, water-soluble silicon oil is arranged at present, emulsion-type silicone oil (water dispersible silicone fat liquor and aggretion type silicone emulsion) and this three major types of solvent-free silicone oil.Through investigation, we consider that operation has special requirement to solvent-free silicone oil (100% solid content) to apparatus and process, and material cost height, still have certain volatility, and the domestic existing technology is to adopt water-soluble silicon oil and water dispersible silicone fat liquor at present, and its stability can not meet the demands.Though silicone oil emulsion is coated on external existing new development, serve as main better stable with the water-dispersion emulsion as the aqueous emulsion of dimethyl polysiloxane fluid that contains vinyl, solidification value is low, surface covered is fast, is the addition reaction of adopting precious metal catalyst, and cost is higher.General old-fashioned water dispersible silicone fat liquor is that representative is condensation reaction with pink salt as catalyzer, and stability is bad, and it is short that groove is bathed the life-span, and being coated on the plastic film is the comparison difficulty, and certain shortcoming is arranged.But aggretion type silicone emulsion these several years develops rapidly in China, be used for existing mature experience in the textile industry, and consider that China lacks the high-quality wood pulp, and plastics such as polyethylene source is abundant, be coated on the polyethylene extrusion molding Composite Paper to replace solvent-borne type silicone oil so formulate with the aggretion type emulsion, the advantage of doing like this is a good stability compared with prior art, eliminate solvent contamination, improve quality product, cheap, therefore determined that in 1984 development " is coated with the antiadhesion barrier base thing of aggretion type silicone emulsion ".
The purpose of manufacturing " the antiadhesion barrier base thing that is coated with the aggretion type silicone emulsion " is:
1. be coated with in the making processes of antiadhesion barrier base thing of aggretion type silicone emulsion and do not adopt solvent, so be not have air ambient to pollute and inflammable and explosive problem.
2. the purpose that adopts plastic film base thing is because film is difficult for infiltration, good support fluidity and superior smooth-flat-surface are arranged, be heated and characteristics such as be difficult for crooking and paper has deflection, and polyethylene extrusion molding Composite Paper itself just has/15 millimeters of peeling force 150 grams, so the result who obtains like this can effectively utilize the anti-adhesion performance of silicone oil emulsion.
3. Composite Paper is simpler than silicon body paper to the requirement of paper, and China lacks speciality paper, and the source of plastics such as polyethylene is abundant, low price, is fit to China's national situation.
4. the anti-sticking composite material that is China is created a new kind.
5. adopt this kind design, implement convenient and reliable, product is attractive in appearance, the economic benefit height.
The manufacturing processed that is coated with the antiadhesion barrier base thing of aggretion type silicone emulsion is that the silicone emulsion with aggretion type is uniformly coated on the plastic film base thing, and is solidified into compound antiadhesion barrier base thing by heat drying.
1. the base material that is adopted mainly is the film base thing (Fig. 1 Fig. 2 Fig. 3 is shown in Figure 4 in the accompanying drawing) based on plastic film.A. the extrusion molding Composite Paper of other plastics such as extrusion molding Composite Paper, polyethylene or polypropylene.B. give the paper that scribbles the polymer plastic emulsion film,, can contain fillers such as magnetic soil (shown in Fig. 1 Fig. 3 2.) in the emulsion as comparable polymer plastic emulsions such as Vinyl Acetate Copolymer, polyvinyl alcohol, polystyrene, acrylate, polyvinylidene dichloride.C. use plastics films such as polyester (washing human relations) nylon (shown in Fig. 2 Fig. 4 4.).But based on polyethylene (basic, normal, high density) extrusion molding Composite Paper (shown in Fig. 1 Fig. 3 2.), poly glue spread is 16～28 gram/m
2, with 23 ± 3 gram/m
2For best.
2. the used lining paper of composite polyethylene can be blueprint body paper, xerox body paper and punching recording paper and other various paper of kraft paper, bleaching, and painted paper is also passable.It is quantitatively from 45 gram/m
2To 110 gram/m
2, with 80 grams ± 5 gram/m
2Bleaching blueprint body paper be best, secondly be kraft paper (shown in Fig. 1 Fig. 3 1.).
3. the silicone emulsion that is adopted is the mixture of aggretion type alkyl hydroxy silicone emulsion and alkyl hydrogen base silicone emulsion, the curing catalysts emulsion that contains a custom consumption in this silicone emulsion, accelerating curing speed (shown in Fig. 1 Fig. 2 Fig. 3 Fig. 4 3.), the curing catalysts that is adopted is that the compound of the lead, zinc, tin, iron or other precious metal that contain carboxylic acid or other catalyzer all can.
Reaction equation is as follows:
4. implementation method: adopt the alkyl hydroxy silicone emulsion and the alkyl hydrogen base silicone emulsion of aggretion type to add a needed curing catalysts emulsion of silicone emulsion such as lead acetate, add thickening material such as carboxymethyl cellulose, add and adjust agent such as water etc., the solid content that is made into is about 5～15%, adopt common gauge stick (steel wire scraper) and air doctor blade or gravure roll or other coating machine that can be coated with emulsion to be coated onto on the polyethylene face of polyethylene extrusion molding Composite Paper, good fluidity can be uniformly dispersed during coating, can be before the coating through a corona treatment, through an elevated temperature heat air channel or far infrared heater drying, temperature is carried out between 130 ℃～170 ℃ after the coating.0.6～1 minute set time, once wetting through three the cold rollers or the back side again after the drying, can coil into drum.
5. be 0.5 gram/m through its silicone glue spread of antiadhesion barrier base thing of painting with the aggretion type silicone emulsion like this
2To 1.6 gram/m
2, the glue spread of silicone is 0.8 gram ± 0.2 gram/m
2The time be best.
6. stand the good stability of the silicone emulsion of the aggretion type that is coated with, still can deposit more than half a year to one year.
7. the silicone emulsion of the aggretion type two sides that can repeat to be coated onto paper is compounded with plastics such as polyethylene or two sides and scribbles (shown in Figure 3) on the film of polymer plastic emulsion or polyester and wash on the two sides of plastics films such as human relations, nylon (shown in Figure 4).
8. composite polyethylene plastic film or be coated with the film base thing of plastics emulsion, can through rolling press or supercalender press polish it, to increase its smoothness.
9. the plastic film base thing that has been coated with silicone also can through rolling press or supercalender press polish it.
Advantage and effect that this utility model has are:
1. this utility model " is coated with the antiadhesion barrier base thing of aggretion type silicone emulsion ", and its antiseized peeling force has reached domestic and international advanced person's level, when the coating weight of silicone emulsion is 0.8 gram ± 0.2 gram/m2The time, its peeling force reaches/2.5 centimetres of 3 grams and (spends with 180 to/2.5 centimetres of 15 grams, when 300 millimeters/minute speed is peeled off) reached the requirement of the antiadhesion barrier base thing of making pressure-sensitive adhesive trade mark paper and adhesive tape, be particularly suitable for being used as the antiadhesion barrier base thing of rubber-type, solvent-borne type and emulsion-type adhesive sticker stick.
2. disperse the silicone emulsion coating to compare with existing solvent-borne type silicone oil and solvent-free silicone profit, the silicone emulsion coating of aggretion type have life-span length in coating pan, good stability, not volatile, grow storage period, advantage easy to use.
Therefore 3. manufacture because of it and do not adopt solvent in process, also just do not have environmental pollution, the problem such as inflammable and explosive.
4. when adopting the coating of aggretion type silicone emulsion, coating apparatus is also simpler, and available common steel wire is drawn together cutter gauge stick and Kohler coater, adds that dried by hot air stream at high temperature road or far-infrared ray drying get final product. And if when adopting the coating of no-solvent type silicone, although the speed of a motor vehicle is fast, still have part low-molecular-weight silicone to evaporate and to process when dry, and need be a plurality of Door roller transfer coated, as reducing coating weight, technology and equipment operates all more complicated.
5. its product appearance ratio of antiadhesion barrier base thing that is coated with the aggretion type silicone emulsion is coated with solvent type more attractive in appearance, is fit to do the requirement of pressure-sensitive adhesive trade mark paper.
6. because the base material that adopts is plastic foil base thing, therefore the kind requirement to paper is not too tight. Although also to have certain uniformity and smoothness and tightness, water resistance etc., its fluidity of holding mainly is also not to be specially-made characteristic silicon body paper from film.
7. whole embodiment is fairly simple, and is safe and reliable, the economic benefit height.
Description of drawings:
The structure of antiadhesion barrier base thing that is coated with the aggretion type silicone emulsion is shown in (Fig. 1 Fig. 2 Fig. 3 Fig. 4) in the accompanying drawing 4 figure.
Fig. 1. be coated with the antiadhesion barrier base thing of aggretion type silicone emulsion
Fig. 2. be coated with the antiadhesion barrier of aggretion type silicone emulsion
Fig. 3. the two sides is coated with the antiadhesion barrier base thing of aggretion type silicone emulsion
Fig. 4. the two sides is coated with the antiadhesion barrier of aggretion type silicone emulsion
1. bleach paper such as blueprint body paper or kraft paper
2. polyethylene or other comparable plastic layers such as polystyrene acrylic ester emulsion
3. aggretion type silicone emulsion layer
4. plastics film such as polyester (washing human relations) film
Claims (7)
1, " be coated with the antiadhesion barrier base thing of aggretion type silicone emulsion " and be having and be coated with the aggretion type silicone emulsion on the plastic film base thing of lining paper and constitute, but the also plastics film of belt material paper not of plastic film base thing, and particularly based on polyethylene extrusion molding Composite Paper, its feature is as follows:
Scribble the aggretion type silicone emulsion on the plastics face of a, described plastic film base thing.
B, the aggretion type silicone emulsion that is coated on the plastic film base thing are that the alkyl hydroxy silicone emulsion of aggretion type and the mixture of alkyl hydrogen base silicone emulsion wherein contain a curing catalysts emulsion.
2, antiadhesion barrier base thing according to claim 1 is characterized in that plastic film base thing also can be the extrusion molding Composite Paper of polypropylene and other plastics.
3, antiadhesion barrier base thing according to claim 1 is characterized in that plastic film base thing also can be the polymer plastic emulsion film that is coated on the paper; As Vinyl Acetate Copolymer and polyvinyl alcohol, polymer plastic emulsions such as polystyrene acrylate can contain fillers such as magnetic soil in the emulsion.
4, antiadhesion barrier base thing according to claim 1 is characterized in that used lining paper can be a kraft paper, the blueprint body paper of bleaching, and it quantitatively is 45 gram/m that xerox body paper and punching recording paper reach
2To 110 gram/m
2Lining paper.
5, antiadhesion barrier base thing according to claim 1 is characterized in that plastic film base thing also can be not contain the plastics film of lining paper such as polyester dacron, nylon film.
6,, it is characterized in that the aggretion type silicone emulsion can reuse on the two sides and all have on the film base thing of plastic film according to claim 1.2.3 and 5 described antiadhesion barrier base things.
7, antiadhesion barrier base thing according to claim 1 is characterized in that the curing catalysts that is adopted is lead, zinc, the tin that contains carboxylic acid, the compound of iron or other precious metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87201760 CN87201760U (en) | 1987-02-07 | 1987-02-07 | Anti-sticking film matrix coated with silicone emulsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87201760 CN87201760U (en) | 1987-02-07 | 1987-02-07 | Anti-sticking film matrix coated with silicone emulsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87201760U true CN87201760U (en) | 1988-01-20 |
Family
ID=4818031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87201760 Withdrawn CN87201760U (en) | 1987-02-07 | 1987-02-07 | Anti-sticking film matrix coated with silicone emulsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87201760U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277783A (en) * | 2011-04-21 | 2011-12-14 | 朱向忠 | Treating process of label paper coating release agent |
| CN102618185A (en) * | 2012-03-30 | 2012-08-01 | 郝喜海 | Preparation method for water-soluble adhesive tape |
-
1987
- 1987-02-07 CN CN 87201760 patent/CN87201760U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277783A (en) * | 2011-04-21 | 2011-12-14 | 朱向忠 | Treating process of label paper coating release agent |
| CN102618185A (en) * | 2012-03-30 | 2012-08-01 | 郝喜海 | Preparation method for water-soluble adhesive tape |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |