CN1163296A - Paint capable of printing plastic film - Google Patents

Paint capable of printing plastic film Download PDF

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Publication number
CN1163296A
CN1163296A CN 97102115 CN97102115A CN1163296A CN 1163296 A CN1163296 A CN 1163296A CN 97102115 CN97102115 CN 97102115 CN 97102115 A CN97102115 A CN 97102115A CN 1163296 A CN1163296 A CN 1163296A
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China
Prior art keywords
coating
coating composition
film
particle
gross weight
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Pending
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CN 97102115
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Chinese (zh)
Inventor
G·L·马斯卡罗
R·M·谢泼德
P·C·刘
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ExxonMobil Oil Corp
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Mobil Oil Corp
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Priority to CN 97102115 priority Critical patent/CN1163296A/en
Publication of CN1163296A publication Critical patent/CN1163296A/en
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Abstract

The invention provides a lithographic printable plastic film. A plastic film is coated with a coating formulation which allows lithographic printing on plastic films. The coating composition comprises an acrylic binder, specifically a blend of acrylic polymer and ethylene-acrylic acid copolymer, at least one particulate filler, specifically silica, calcium carbonate, clay, talc, titanium dioxide and mixtures thereof, a surfactant and, optionally, an ultraviolet stabilizer. The coating composition is applied to a plastic film for lithographic printing.

Description

Make the printable coating of plastic film
The present invention relates to a kind of coating composition, the printing of said composition energy reinforced plastics surface, particularly plastics film.
Lithography is a kind ofly to carry out method of printing from special printing forme.The image region of this printing forme is processed into can accept printing ink, and non-image region (when water is moistening) is processed into repulsion printing ink simultaneously.The zone of accepting printing ink forms printed image, and repels the zone formation background of printing ink.Because this method is based on the immiscible principle of oil-water, so printing ink generally is butyrous or resiniferous.The photosensitive film that will have hydrophobicity and hydrophilic region usually is fixed on the aluminium sheet, the printed images of negative-appearing image placed on the photosensitive film and under UV-light expose, the image transfer printing of negative-appearing image forms the hydrophobicity and the hydrophilic region of printing forme on photosensitive film, thereby forms image on lithographic printing forme.
In printing process, continuous water and the moistening printing forme of printing ink.Water is optionally adsorbed by the hydrophilic region on printing forme surface, and printing ink is adsorbed on the lipophilicity zone on printing forme surface simultaneously.By a series of roller printing ink is delivered on the printing forme that is arranged in printing press (normally printing roller) from ink source continuously.The image section that holds the printing forme of printing ink is transferred to printing ink on the felt seal roller and forms negative-appearing image, and part printing ink is transferred to paper from felt seal roller and forms erect image then.By place the image sclerosis that planographic ink is formed in air, this is called as curing in technology.
Planographic ink is the dispersion of pigment in the viscous oil medium.One type printing ink contains siccative, and this siccative is accelerated the curing speed of printing back medium.Also have solvent-free printing ink, it can solidify by UV and electron beam irradiation.Usually in air, place and reach 24 hours and be cured.Infiltrate in the space between the paper fibre owing to form the printing ink of image, thus printing sheets can be stacked or rolling place and solidify and the printing ink of can not erasing.
Although lithography has the advantage that forms good figure and graphics resolution, it also is not used for plastic film up to now.Because plastic film has slick surface, printing ink can be erased when film rolling or stacked placement, and printing ink also can be transferred on the back side of volume or folded middle adjacent membrane pieces.Because making ink solidification before rolling or stacked placement is infeasible economically, so lithography also is not used for plastic film so far.In addition, the high static of plastic film can make folded press printing (stack press print) become infeasible owing to the obstruction of machine.
Used flexographic printing and rotogravure technology on plastic film, to print already.Using with solvent or with water in this technology is the printing ink of base.Before the film rolling or stacked placement after will printing, make diaphragm pass baking oven with dry printing ink.This typography needs the printing forme and the expensive drying oven of high manufacturing cost.
The invention provides a kind of coating composition to solve the lithography problem of thermoplastic matrix.The present invention includes:
(a) account at least a tackiness agent of coating gross weight 20-80%, this tackiness agent is selected from the carboxylic acid polyalcohol that contains unsaturated ethylene linkage, contains polymers of carboxylic acid of unsaturated ethylene linkage and composition thereof;
(b) account for the particle of at least a raising ink absorption of coating gross weight 20-80%, this particle is selected from silicon-dioxide, talcum powder, diatomite, Calucium Silicate powder, wilkinite and clay;
(c) account at least a UV stable additive of coating gross weight 0-15%;
(d) account for the tensio-active agent of coating gross weight 0.5-10%;
Wherein, (a) and (b), (c) and (d) sum be not more than 100%.
Tackiness agent comprises the polymkeric substance or the multipolymer of the carboxylic acid (as the ester of vinylformic acid, methacrylic acid or this acid) that contains unsaturated ethylene linkage.That the acrylate of selecting for use contains is rudimentary (C according to appointment 1-16) alkyl, the object lesson of this alkyl comprises methyl, ethyl, butyl, dodecyl and octadecyl (stearyl).The acrylic resin that the monomer of available non-acrylic type (as vinyl cyanide, divinyl and/or vinylbenzene) improvement is useful.
The acrylate copolymer tackiness agent is well-known person in the art, can be referring to United States Patent (USP) 3,753,769; 4,058,645 and 4,749,616.
Useful especially polymers of carboxylic acid is the ethylene-acrylic acid that commercially available commodity are called Michem, particularly Michem-4983 (Micheman Corporation system).Ethylene-acrylic acid is often made by the high pressure copolymerization by ethene and vinylformic acid.When ethene and acrylic acid copolymer, the structure that can change molecule significantly along the main chain and the random bulky hydroxy-acid group that is mingled with of side chain of multipolymer.Carboxyl can be optionally and any polymeric group bonding and reaction.Commercially available ethylene-acrylic acid copolymer is the Primacor4983 from Dow Chemical Co., a kind of water dispersion that has 25% solids content, made by 15% (mole) vinylformic acid and 85% (mole) ethylene reaction.Other spendable ACRYLIC EMULSION is the commodity of Acrylic, particularly Acrylic79XW318A by name, 89XW055,90XW067 (available from Valspar Corporation).A kind of thermosealed acrylic coating (commodity are called ROHPLEX) that also can use Rohm and Haas to make.Other material of selecting for use comprises that ionomer resin is (as the emulsion of the sort of being called as " Surlyn ", can be available from the Adcote by name of MortonInternational, the commodity of Adcote56220 particularly) and thermosetting material (as melamine formaldehyde resin, commodity available from Cytech Company Parez, particularly Parez-613 by name).
The total amount of tackiness agent can account for the 20-80% of coating composition gross weight, concrete accounted for pact 30-60%.
Tackiness agent can all be acrylate copolymer or all be ethylene-acrylic acid copolymer.With regard to some application, should be used in combination acrylate copolymer and ethylene-acrylic acid copolymer.Usually, when not containing acrylate copolymer, dispersing of pigments is relatively poor, and the viscosity of coating and base material is also relatively poor.If do not contain ethylene-acrylic acid copolymer, coating can become to moisture-sensitive.Therefore, should between acrylate copolymer and ethylene-acrylic acid copolymer, select a kind of balance.When using mixture, should make acrylate copolymer account for 5-50% (weight), ethylene-acrylic acid copolymer accounts for 95-50% (weight).A prescription commonly used comprises 5-20% acrylate copolymer and 95-80% ethylene-acrylic acid copolymer (by the mixture total weight amount).
Another component of prescription comprises the particulate additive of at least a raising ink absorption.
Particulate additive (often being called filler) comprises pulverizing solid inorganic material, as silicon-dioxide (comprise and fly powder silicon-dioxide), talcum powder, diatomite, Calucium Silicate powder, wilkinite and clay.The amount of filler accounts for the 20-80% of coating gross weight usually, concrete accounted for pact 30-60%.Usually, particle grain size is less, and generally about 1-10 μ m concrete can be about 3-7 μ m.The object lesson of filler has kaolin, silicon-dioxide (it has adhesion inhibiting properties also is well-known), pure aluminium silicate, clay and talcum powder.Also can use paper pulp.
Also can use the particle that improves opacity, this particle may improve the ink absorption of coating.These particles are materials of relative inertness.Lime carbonate is widely used in the thermoplastics, the relatively low and easy use of its price.Can use the lime carbonate of natural type, but " precipitated chalk " that also can use chemical process to make.Sometimes, apply one deck resin to reduce the absorption of softening agent on calcium carbonate granule, such particle also can use.
Also can use particle with pigmentation.The pigment of selecting for use is that particle diameter is not less than 1 micron organic or inorganic material.Pigment commonly used comprises carbon black and titanium dioxide.Lime carbonate also can be used as pigment.Can be used for other pigment of the present invention and also have metallic pigment, as aluminium powder, copper powder, bronze, bronze powder or zinc powder.The normally laminar particle of these pigment, when mixing it in coating vehicles, it can reflection ray.
According to the transparency or the different requirements of covering the light path degree, often be used in combination and improve ink absorption particle, opacity particle and/or pigment.The concentration of opacity particle and/or pigment often accounts for the 5-70% of particle total concn in the coating, the 10-45% of particle total concn in concrete the accounted for coating.
Except above-mentioned particle, spendable other particulate object lesson comprises acetylene black, alpha-cellulose, pure aluminium silicate, barium sulfate, Calucium Silicate powder, calcium sulfate, Mierocrystalline cellulose, clay, diatomite, glass flake, Keratin sulfate, xylogen, zinc sulfide white, mica, cenosphere, molybdenumdisulphide, feldspar, paper, paper pulp, quartz, shell powder, talcum powder, vermiculite and wood powder.
The present invention also comprises optional ultraviolet light stabilized additive.This is a kind of energy absorption or covers the chemical reagent that frequency is higher than the optical radiation of purple light frequency in the visible spectrum, to prevent to cause the photoirradiation catalyzed reaction of plastic degradation.Concrete UV absorption agent has benzophenone, benzotriazole (comprising the hydroxy phenyl benzotriazole), substituted acrylonitrile, salicylic acid derivative and nickel complex thereof.Should notice that some UV stablizer (as benzophenone) understood the effect of thickening material.A kind of UV stablizer of selecting for use is commercially available benzotriazole " Tinuven1130 " (from Ciba-Geigy), " UV5411 " (from Cytec) and " Mixxim BB/200 " (from Fairmont).Commercially available benzophenone can be from the commodity of BASF by name " Uvinul3048 " or from the commodity of Great LakesChemical " Syntase230 " by name.Another kind of commercially available UV absorption agent is N, and N '-phenylbenzene oxalamide is available from the commodity of Sandoz " VP Sanduvor VSU " by name.UV absorption agent Chang Yuneng stops the radical scavenger of any UV catalyzed reaction to be used in combination together.Radical scavenger commonly used comprises steric hindrance amine (comprising steric hindrance amino ethers photostabilizer).Selected commercially available steric hindrance amine comprises " Tinuven123 " available from Ciba-geigy, available from Enichem " Uvasil299 " with available from " BLS1770 " of Mayzo.Be commercially available the composition set of UV absorption agent/radical scavenger packaging together, as " VP Sanduvor3225 " available from Sandoz.In general, when being used in combination UV absorption agent and radical scavenger, the concentration that free radical purifies base is about 10-60%, is about 20-40% (by the gross weight of used UV stabilization additives) preferably.The total amount of the UV stabilization additives composition set that uses in coating composition of the present invention accounts for the 1-15% of coating composition gross weight, specifically can account for 2-8%.Usually, with the blending of UV stabilization additives at hydrocarbon solvent, particularly with the miscible alcoholic solvent of water in.In general, the consumption of alcohol should be enough to dissolving U V stabilization additives, and its consumption accounts for the 0.5-5% of coating gross weight.
Coating composition also comprises the tensio-active agent of relatively small amount, disperses to promote particulate.This component is to disperseing the UV stablizer particularly important.Can use any suitable tensio-active agent that can promote that coating is stable.Can select anionic emulsifier for use.This emulsifying agent comprises having 8-18 carbon atom alcohol vitriolic basic metal and ammonium salt (as sodium lauryl sulphate, dodecyl sulphate ethanolamine salt and dodecyl sulphate ethylamine salt), the basic metal of aromatic sulfonic acid and ammonium salt, aromatic alkyl sulfonate is (as the isopropyl benzene sodium sulfonate, Sodium dodecylbenzene sulfonate and sodium isobutyl naphthalene sulfonate), sulfonated dicarboxylic ester basic metal and ammonium salt are (as sodium dioctyl sulfosuccinate, N-octadecyl sulfosuccinamic acid disodium), the basic metal or the ammonium salt of the free acid of organic one and the bisphosphate that cooperates, or the like, also available anionic emulsifier is dodecane-1-sulfonic acid, octadiene-1-sulfonic acid.Also can use nonionic emulsifying agent such as octyl group or nonyl phenyl polyethoxyethanols etc.Also optional mixture with mentioned reagent.Ethoxylated alcohol (the C that a kind of concrete emulsifying agent is a sulfo-succinic acid 10-C 12) Carbenoxolone Sodium, from American Cyanamide Company, commodity are called Aerosol A-102, or sulfo-succinic acid ethoxylized nonylphenol Carbenoxolone Sodium (Aerosol A-103).Another kind of concrete emulsifying agent is an alkaryl polyether sulphur acid sodium-salt, and available from Rohm and Haas Company, commodity are called " Triton X-200 " or " Triton X-405 ", a kind of derivative of oxyethane.Another kind of useful emulsifying agent is " Tergitol15-5-9 ".
Can use the tensio-active agent that is enough to disperse UV stablizer and particulate significant quantity.This amount can account for the 0.5-10% of coating gross weight, specifically can be about 1-7%.
In coating of the present invention, also can comprise conventional paint additive.These materials often comprise that properties-correcting agent is to improve frictional coefficient, surperficial smooth property and anti performance.This properties-correcting agent comprises natural wax (as paraffin, Microcrystalline Wax, beeswax, carnauba wax, lignite wax (montanin wax) etc.) and synthetic wax (as hydrogenated castor oil, unichlor, long chain fatty acids amides etc.).Other properties-correcting agent that can add in the coating compound comprises one or more wetting agents, linking agent, stablizer, catalyzer, softening agent, defoamer, surface slip agent, antistatic agent and antioxidant.
Can be in the mixing equipment of routine, under room temperature and condition of normal pressure, all the components mixed successively or side by side or blending to make coating.In general, coating is in aqueous medium, and its solids content accounts for the 10-80% of final coating composition gross weight, accounts for 25-60% usually.
The film that desire is handled with coating of the present invention normally forms like this: by flat sheet extrusion machine die head at about 200-250 ℃ of temperature extrusion molding polyolefine (as polypropylene) resin, with the film casting on drum cooler and with the film quenching.Then the diaphragm that obtains is doubly carried out orientation at the about 3-7 of vertical (MD) stretching, doubly carry out orientation at horizontal (TD) stretching 5-10 subsequently.
The film that desire is handled with coating of the present invention can comprise film-forming any single or multiple lift thermoplastic material.The material of selecting for use comprises any polyolefine, as polypropylene, and polyethylene, polybutene, polystyrene, polyvinyl chloride, their multipolymer and blend.Other mould material of selecting for use comprises polyethylene terephthalate and nylon.In multilayer film, at least one surface of thermoplastic core layer, one or more layers top layer is arranged.The top layer can comprise polyethylene (comprising medium and high density polyethylene(HDPE)), polypropylene, C 2-C 5The multipolymer of alpha-olefins or terpolymer or their blend.Having a film surface at least is the surface of heat seal (seal) or pressure seal.Heat seal mateiral commonly used comprises ethene and alfon, multipolymer or terpolymer, as ethylene-propylene, and ethylene-propylene-butene-1 and poly-ethylene dichloride polymkeric substance.Any material all can contain whiteness or the color of inorganic particle (as titanium dioxide) with the raising base material, or improves adhesion inhibiting properties.
A kind of base paint can strengthen the bonding intensity of coating of the present invention and uncoated film.Base paint commonly used is the polymkeric substance that has the excellent bonds fastness with uncoated film, as polymine and Resins, epoxy.
In an example of the present invention, the film of final printing is bonded on the object.Can use this film of glue bond of any routine.But the glue of selecting for use is pressure seal (sealable), hot melt or water base.Coating of the present invention can not influence tackiness agent.Therefore, tackiness agent can put on the printing surface of film, so that make the face that printed will the adherent object towards it.When needs are read print content by object (as glass port or transparent plastic containers), this will be useful.
Before the composition coat film that finally is made into the present invention, often (as flame or corona treatment, other method that perhaps can the oxide film surface) handled on the film surface and made the high energy surface environment of generation be enough to bonding base paint or other coating.Corona treatment is performed such: when the film surface is subjected to the high-voltage corona discharge effect, film is passed between the electrode that separates placement.The film surface can apply coating to it through after the electronic treatment.
Can be behind portrait orientation but before the transversal orientation, online (in-line) is applied on the base material with aqueous emulsion paint.This method is described in U.S. Patent No. 5,451, in 460.Before coating, can carry out surface treatment to the film of uniaxial drawing.
Perhaps, apply to the method off line of available any routine coating.For example, can pass through roller coat, spraying, slit die coating or dip-coating are coated with film.Grooved roll coating or the coating of reverse grooved roll are acceptable methods.Available extrusion roll or medical scraper are removed excessive coating solution.
Which kind of no matter uses apply the method for coating, and the consumption of coating should be that such amount is can obtain slick, equally distributed coating after the drying.Coating weight is about 3-9g/m preferably 2
Base material can have the thickness of any requirement, although thickness often is about the 20-100 micron concerning high-speed equipment.
In one aspect of the invention, coating is used on the label of stretch wrap films.
Under any circumstance, coating composition of the present invention all can be applied on two surfaces of film.Perhaps, on a surface, can apply another coating composition, perhaps on a surface, can have a kind of base material (as other polymeric film or laminated film), a kind of tinsel (as aluminium foil), cellulose net, paper, spunbond polyolein fiber, a kind of suitable binder (as hot melt or sealable tackiness agent of room temperature or water base tackiness agent).
Have found that coating of the present invention not only makes thermoplastic film can be used for lithography, and it makes also film have static electricity resistance to prevent the obstruction of machine in fed printing press.
Embodiment
Comparative example
Attempt the oriented polypropylene film that the uncoated corona treatment of the printing of method is offscreen crossed, results ink can be erased, attached to having high static on the film surface and between diaphragm.
Embodiment 1
In the aqueous solution, mix 38% ethylene-acrylic acid copolymer (" Michem4983 "), 5.9% acrylate copolymer (available from Valspar), 38%Syloid221 (available from Davison, the department of W.R.Grace), 15.6% lime carbonate and 2.5%Triton X-405 tensio-active agent and make the coating that improves lithographic performance.
Coating is applied to twin shaft on the polypropylene screen (as the 155LLX1008 available from Mobil Chemical Company) of orientation.By with polypropylene 5 times of portrait orientations, make this film for 8 times at transversal orientation.This twin shaft is carried out corona treatment to oriented film, and with commercial polyethylene imines base paint primary coat.The coating that will improve lithographic performance with reverse grooved roll coating machine is applied on the surface that was coated with base paint.Coating weight is 3g/m 2Make the coating drying at 105 ℃.The film that forms is called film A.
Embodiment 2
As described in embodiment 1, with the oriented polypropylene film of the identical surface-treated and primary coat of the coating off-line coating of identical raising lithographic performance, but 6.6% coating is replaced by the UV stablizer of 4.4%Tinuvin1130 and 2.2%Tinuvin123.The blending of UV stablizer is in 14% propyl carbinol solvent.The film that forms is called film B.
Embodiment 3
In the aqueous solution, mix 19.9% ethylene-acrylic acid copolymer, 10.3% acrylate copolymer, 32.4% clay, 25.8% talcum powder, 6.4% titanium dioxide and 5.2% commercially available antistatic agent, suspension aids and antigassing additive and make the coating that improves lithographic performance.Solids concn is 46-48% in this mixture.
Twin shaft is handled dyne level to 38 dynes per centimeter to the polypropylene screen (as the 260LLG202 available from Mobil Chemical Company) of orientation.To be applied on the film surface available from the polymine base paint of Daubert Chemical (water that contains 1.9% polymine, 0.5%hexocellosolve and 97.6%).The coating that will improve printing performance with reverse grooved roll coating machine is applied on the surface that was coated with base paint and reaches 3.75g/m until coating weight 2In 93 ℃ of air, make the coating drying.The film that forms is called film C.
Use planographic ink to carry out the printing of printing ink contraction (drawn down) test with the planographic ink of evaluated for film A and film B available from Flint.Also these films are tested on the Heidelburg of individual paper feed flat stamping machine.In the printing ink contraction test, after being applied to printing ink on the film, attempt immediately rubbing the diaphragm of fresh printing to erase printing ink with hand.The sharpness of the thin out and printing of the color of visual control film sample simultaneously.Film in the foregoing description demonstrates fast ink absorption, minimum degree of erasing and good ink colors saturation ratio.In addition, also the printing diaphragm is checked whether printing ink can go on another diaphragm-operated back side from a diaphragm when being determined in the printing process stacked placement, and the result seldom or not observes the transfer phenomena of printing ink.
For measuring UV stability, film A and film B are cut into 2 inches strip and carry out the UV photoirradiation according to the step of ASTM D-4587-86 method A on QUV acceleration Weather trier.Behind the irradiation 1000 hours, physical change does not take place in the film B that contains the UV stabilization additives in the coating, and unacceptable be full of cracks, jaundice and wrinkling appear in the film A of no UV stabilization additives in the coating.
Use three kinds of different lithography paper-feeding methods (Mitsubishi, Harris and Heidelberg) experimental film sample C.Standard lithographic printing-ink (as the printing ink of Flint or Braden-Sutphin production) is all used in all tests.The performance that print film shows is similar in appearance to paper, promptly good anti-smearing property, and printing ink seldom is transferred on the diaphragm of being close to.Observing excellent antistatic, is the latch up phenomenon that printing press did not take place in 80% o'clock of maximum line velocity in speed.
Use acceleration Weather trier that film C is quickened the UV test according to ASTM D4587-86 method A.Do not observe the decomposition on film surface behind the irradiation at 750 hours.

Claims (10)

1. one kind is used for the lithographic coating composition of thermoplastic matrix, comprising:
(a) account at least a tackiness agent of coating gross weight 20-80%, this tackiness agent is selected from the carboxylic acid polyalcohol that contains unsaturated ethylene linkage, contains polymers of carboxylic acid of unsaturated ethylene linkage and composition thereof;
(b) account for the particle of at least a raising ink absorption of coating gross weight 20-80%, this particle is selected from silicon-dioxide, talcum powder, diatomite, Calucium Silicate powder, wilkinite and clay;
(c) account at least a ultraviolet light stabilized additive of coating gross weight 0-15%;
(d) account for the tensio-active agent of coating gross weight 0.5-10%;
Wherein, (a) and (b), (c) and (d) sum be not more than 100%.
2. coating composition as claimed in claim 1, it also comprises (e), a kind of particle and/or granules of pigments of inorganic raising opacity.
3. coating composition as claimed in claim 1 or 2, described carboxylic acid polyalcohol is made by vinylformic acid, methacrylic acid or their ester.
4. coating composition as claimed in claim 1 or 2, described polymers of carboxylic acid is an ethylene-acrylic acid copolymer.
5. coating composition as claimed in claim 1 or 2, described tackiness agent comprise the mixture of 5-50% (weight) acrylate copolymer and 95-50% (weight) ethylene-acrylic acid copolymer (by the gross weight of mixture).
6. coating composition as claimed in claim 2, the particle of described raising opacity is a lime carbonate, described pigment is titanium dioxide.
7. coating composition as claimed in claim 1, described tensio-active agent are selected from alkaryl polyether sulphur acid sodium-salt, epoxyethane derivative and their mixture.
One kind on a surface, be coated with at least as coating composition as described in the claim 1,2,3,4,5,6 or 7 can lithographic thermoplastic matrix, comprise polyolefin substrate.
9. as claimed in claim 8 can lithographic thermoplastic matrix, described polyolefin substrate comprises the polypropylene that twin shaft is crossed to orientation.
10. as claimed in claim 9 can lithographic thermoplastic matrix, the polypropylene that described twin shaft is crossed to orientation is through corona discharge or flame surface treatment, to improve surface property.
CN 97102115 1996-01-04 1997-01-03 Paint capable of printing plastic film Pending CN1163296A (en)

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US08/582819 1996-01-04
CN 97102115 CN1163296A (en) 1996-01-04 1997-01-03 Paint capable of printing plastic film

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101432379B (en) * 2006-04-25 2012-10-17 埃克森美孚石油公司 Coated polymeric film
CN104859326A (en) * 2015-03-31 2015-08-26 安徽省嘉信包装印务有限公司 Preparation technology of soft package for foods
CN106574137A (en) * 2014-06-27 2017-04-19 汉高股份有限及两合公司 Conductive transparent coating for rigid and flexible substrates
CN110563985A (en) * 2019-07-22 2019-12-13 广东天进新材料有限公司 PP waterborne printing film
CN113777683A (en) * 2021-09-15 2021-12-10 浙江安明反光材料有限公司 Production process of flower-type light-reflecting bead planting film

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101432379B (en) * 2006-04-25 2012-10-17 埃克森美孚石油公司 Coated polymeric film
CN106574137A (en) * 2014-06-27 2017-04-19 汉高股份有限及两合公司 Conductive transparent coating for rigid and flexible substrates
US10487222B2 (en) 2014-06-27 2019-11-26 Henkel Ag & Co. Kgaa Conductive transparent coating for rigid and flexible substrates
CN104859326A (en) * 2015-03-31 2015-08-26 安徽省嘉信包装印务有限公司 Preparation technology of soft package for foods
CN110563985A (en) * 2019-07-22 2019-12-13 广东天进新材料有限公司 PP waterborne printing film
CN113777683A (en) * 2021-09-15 2021-12-10 浙江安明反光材料有限公司 Production process of flower-type light-reflecting bead planting film
CN113777683B (en) * 2021-09-15 2023-07-25 浙江安明反光材料有限公司 Production process of flower-type reflective bead-planting film

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