CN1029603C - Resin laminated sheet and method for producing same - Google Patents

Resin laminated sheet and method for producing same Download PDF

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CN1029603C
CN1029603C CN 91105499 CN91105499A CN1029603C CN 1029603 C CN1029603 C CN 1029603C CN 91105499 CN91105499 CN 91105499 CN 91105499 A CN91105499 A CN 91105499A CN 1029603 C CN1029603 C CN 1029603C
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film
styrene
layer
sps
based polymer
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CN1058372A (en
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山崎亨明
舟木圭介
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Idemitsu Kosan Co Ltd
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Idemitsu Kosan Co Ltd
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Priority claimed from JP63089141A external-priority patent/JPH07115451B2/en
Priority claimed from JP29722188A external-priority patent/JP2633335B2/en
Priority claimed from CN89102268A external-priority patent/CN1029604C/en
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Abstract

Disclosed are a resin laminate sheet having a styrene-based polymer layer with a substantially syndiotactic configuration and a thermoplastic resin layer, a metallized laminate sheet having a styrene-based polymer layer and a metal layer, and a method for producing the laminate sheet. In the laminate sheet, the styrene-based polymer layer and the thermoplastic resin layer may be biaxially stretched. It is expected that such laminated sheets can be used as electrostatic capacitors, flexible printed circuit substrates, packaging food films and films for various uses including magnetic tapes and decorative films.

Description

Resin laminates and process for production thereof
The present invention relates to resin laminated sheet, have the resin laminated sheet of metal level and their manufacture method.
Resin laminated sheet generally is used as in the past packing or ornamental film or sheet material, or makes the material that electric elements or electronic component are used; Resin laminated sheet with metal level is used as tape, electrostatic condenser, stamping systems, flexible print wiring board, packaging material for food or ornament materials in the past.
In the above-mentioned resin laminated sheet, as those resin laminated sheets of forming one of layer, be as you know with the styrene-based polymer layer.But because their used styrene-based polymers have random configuration, so they are unsafty on hear resistance, solvent resistance, hot water resistance or stiffness.
Laminate with metal level, the sheet material that great majority have effectiveness is with PETG, polyphenylene sulfide, polyimides, polyamide or polyolefin system, but almost do not have severally in them, can coordinate mutually satisfactorily in hear resistance, dimensional stability, chemical resistance, electrical property, mechanical performance, gas-tight performance and cost each side.
For example, be used for the polyethylene terephthalate of electrostatic condenser, near vitrification point, have big dielectric loss angle tangent (tan δ), but frequency characteristic be poor; And the good random configuration polystyrene of frequency characteristic, its hear resistance is bad again.
On the other hand, the film of packaged food will be used in the occasion of high temperature and high humidity sometimes.Therefore, the possibility that is hydrolyzed is arranged, and the polymer of bad polypropylene of hydrophily and so on is bad on hear resistance with the film of PET or polyamide system.With regard to the film of doing with homogenous material, the polyphenylene sulfide that each physical property is coordinated mutually (PPS) has the cohesive of pair metal little, poor transparency and high these shortcomings of cost.
The present inventor has carried out conscientious repeatedly analysis and research to above-mentioned situation, so that overcome the resins for universal use laminate and have the above-mentioned shortcoming of the laminate of metal level, and develop all excellent resin laminated sheets of a kind of various physical property and laminate with metal level.
The present inventor finds, can produce all excellent resin laminated sheets of a kind of various physical property, method is to make raw material with the high syndiotacticity styrene-based polymer (No. the 104818/1987th, Japanese Patent Application Publication) of exploitation in the past, other thermoplastic resin or metal laminate thereon.In addition, they also find, can make above-mentioned resin laminated sheet effectively with the manufacture method of regulation.Obtained perfect according to above-mentioned knowledge the present invention.
An object of the present invention is to provide all excellent resin laminated sheets of a kind of gas-tight performance, fracture strength, hear resistance, acid resistance, alkali resistance, hot water resistance, stiffness and electrical property.
Another object of the present invention provides all excellent laminates with metal level such as a kind of hear resistance, dimensional stability, chemical resistance, electrical property, mechanical performance and gas-tight performance.
A further object of the present invention provides a kind ofly can effectively be made all excellent resin laminated sheets of various physical properties and have the method for the laminate of metal level.
More particularly, the present invention can provide: have one substantially syndiotactic configuration styrene-based polymer (SPS) layer and the laminate (I) of a thermoplastic resin; The laminate (II) that one a biaxial stretching SPS layer and a thermoplastic resin are arranged; The laminate (III) that one a biaxial stretching SPS layer and a thermoplastic resin are arranged; The laminate (IV) that one a SPS layer and a metal level are arranged; The laminate (V) that one biaxial stretching (SPS) layer and a metal level are arranged; With the method for making them.
Styrene-based polymer layer in the laminate of the present invention is made up of syndiotactic configuration styrene-based polymer substantially.Syndiotactic configuration styrene-based polymer substantially means this polymer and has the stereochemical structure that is substantially syndiotactic configuration, and promptly phenyl or substituted-phenyl alternately relatively are connected stereochemical structure on the main chain of being made up of carbon-carbon bond as side chain.By with the nuclear magnetic resonance method of carbon isotope ( 13The C-NMR method) can measure configuration rule quantitatively just spends.Press 13The configuration rule that the C-NMR method is measured are just being spent the percentage of the available construction unit that connects continuously mutually and are being represented.Be that construction unit has two unit groups (two construction unit interconnective group), three unit groups (three construction unit interconnective group) or five unit groups (five construction unit interconnective group).Syndiotactic configuration styrene-based polymer substantially of the present invention comprises: polystyrene, polyoxyethylene alkylphenyl ethene, poly-halogenated styrenes, poly-alkoxystyrene, polyphenyl formic acid vinyl esters and their mixture; With containing above-mentioned polymer is copolymer key component and that have following syndiotacticity.This syndiotacticity is, the percentage of two unit groups is preferably at least 85% for 75%(at least), or the percentage of five unit groups (racemic five unit groups) is at least 30%, is preferably at least 50%.
Under the situation of the styrene-based polymer of low syndiotacticity, expectation can not obtain all excellent laminates of institute's such various physical propertys that require.
Above-mentioned polyoxyethylene alkylphenyl ethene comprises polymethylstyrene, polyphenylethyl ethene, poly-cumene ethene, poly-t-butyl styrene and the like.The object lesson of poly-halogenated styrenes is that polychlorostyrene is for styrene, poly-bromostyrene, poly-fluorostyrene and the like.Poly-alkoxystyrene comprises polymethoxy styrene, polyethoxy styrene and the like.The most desirable styrene-based polymer be polystyrene, poly-p-methylstyrene, poly-m-methyl styrene, poly-to t-butyl styrene, poly-to chlorostyrene, poly-between chloro styrene, poly-copolymer to fluorostyrene and styrene and p-methylstyrene.
The molecular weight that is used for styrene-based polymer of the present invention is not strict restriction, but better is to have at least 10,000 weight average molecular weight, preferably has at least 50,000 weight average molecular weight.Particularly under the situation of producing the laminate with metal level, the weight average molecular weight of used styryl is preferably at least 50,000, is preferably at least 100,000.
The distribution of molecular weight is not strict restriction, can adopt the styrene-based polymer of various molecular weight ranges.If weight average molecular weight is lower than 10,000, can not make the resin laminated sheet that mechanical strength or hear resistance are enough to meet the demands so in some cases.
For example, this syndiotactic configuration styrene-based polymer substantially, can pass through with a kind of catalyst of forming by titanium compound, condensed water and trialkylaluminium, have or the inertialess hydrocarbon solvent in the presence of, make a kind of styrene monomer (corresponding) polymerization, produced (Japanese Patent Application Publication the 187708/1987th) with required styrene base resin.
Can be to being used for styrene-based polymer heating plastic resin of the present invention, inorganic filler, antioxidant, nucleator (nuclear agent), plasticizer, solubilizer, colouring agent, antistatic additive and the like.
Can be used for the present invention and make many kinds of compounds of having of antioxidant, but special phosphorus antioxidant and the phenolic antioxidant that preferably comprises single phosphine class and bisphosphines.The exemplary of single phosphine class is three (2, the 4-di-tert-butyl-phenyl) phosphines, three (nonyl phenyl) phosphines or three (dinonyl phenyl) phosphines and the like.
The most two phosphines are the phosphine things that are shown below:
Figure 911054995_IMG1
R in the formula 1And R 2Respectively be the cycloalkyl of the alkyl of 1~20 carbon atom, 3~20 carbon atoms or the aryl of 6~20 carbon atoms.
The exemplary of phosphine thing is the two phosphines of distearyl pentaerythrite, the two phosphines of dioctyl pentaerythrite, the two phosphines, two (2 of diphenyl pentaerythritol in the following formula, the 4-di-tert-butyl-phenyl) the two phosphines of two phosphine, two (2, the 6-di-t-butyl-4-aminomethyl phenyl) pentaerythrites of pentaerythrite, the two phosphines of dicyclohexyl pentaerythrite and the like.
Many compound known all can be used as phenolic antioxidant.Representational example is 2 in them, 6-di-t-butyl-4-sylvan, 2,6-diphenyl-4-methoxyl group phenol, methylene-2,2 '-two (the 6-tert-butyl groups-4-sylvan), methylene-2,2 '-two (4-methyl-6-(Alpha-Methyl cyclohexyl) phenol), 1,1-two (5-tertiary butyl-4-hydroxy-2-aminomethyl phenyl) butane, methylene-2,2 '-two (4-methyl-6-cyclohexyl phenol), methylene-2,2 '-(4-methyl-6-nonyl phenol), 1,1,3-three (5-tertiary butyl-4-hydroxy-2-aminomethyl phenyl) butane, 2,2 '-two (5-tertiary butyl-4-hydroxy-2-aminomethyl phenyl)-4-dodecyl sulfydryl butane, two (3,3-two (3-tertiary butyl-4-hydroxy phenol) butyric acid) glycol ester, 1,1-two (3,5-dimethyl-2-hydroxyl phenol)-and 3-(dodecyl sulfo-) butane, 4,4 '-sulfo-two (the 6-tert-butyl group-3-sylvan), 1,3,5-three (3, the 5-di-tert-butyl-4-hydroxyl benzyl)-2,4, the 6-trimethylbenzene, 2,2-two (3, the 5-di-tert-butyl-4-hydroxyl benzyl) malonic acid two (octadecyl) ester, 3-(4-hydroxyl-3, the 5-di-tert-butyl-phenyl) propionic acid octadecyl ester, four (methylene (3,5-di-tert-butyl-hydroxy phenyl propionic ester)) methane and the like.
The consumption of above-mentioned oxidant is above-mentioned syndiotactic configuration styrene base resin 0.0001~2 weight portions substantially of per 100 weight portions, preferably 0.001~1 weight portion.
If the consumption of antioxidant is lower than 0.0001 weight portion, owing to molecular weight sharply descends, so can not obtain effect of sufficient.On the other hand, if consumption is higher than 2 weight portions, mechanical strength is degenerated.
Thermoplastic resin comprises styrene-based polymer, for example random configuration polystyrene, full isomorphism type polystyrene, acrylonitrile-styrene resin, acrylonitrile-butadiene-styrene resin and the like.They are similar to the thermoplastic resin that is used for thermoplastic resin that hereinafter will speak of substantially.
Here used inorganic filler can be fibrous, graininess or powdery.Inorfil comprises glass fibre, carbon fibre, alumina fibre and the like.Inorganic particle or powder filler comprise talcum, carbon black, graphite, titanium dioxide, silica, mica, calcium carbonate, barium sulfate, brium carbonate, magnesium carbonate, magnesium sulfate, barium sulfate, oxysulfate, tin oxide, aluminium oxide, kaolin, carborundum, metal powder, calcium phosphate, carclazyte and the like.
Above-mentioned inorganic filler is to the surface of film, particularly there is very big influence on the surface to very thin film, the difference with the difference of coating of particles, diameter etc., generally preferably select them like this for use, even particle diameter roughly less than film thick 1/5, be preferably less than film thick 1/10 so that can obtain meeting needed surface nature of purpose and physical property.Also can mix use to several in them.
Laminate of the present invention has an above-mentioned styrene-based polymer (SPS) layer, and this layer can stand or without undergoing stretch processing.Make as follows and stand SPS film or the sheet material that biaxial stretching is handled in advance.At first syndiotactic configuration styrene-based polymer substantially is being not less than fusion under the temperature of fusing point; Quenching then is to make amorphous sheet material; Then this sheet material in the vitrification point that is not less than it be not higher than stretch processing under its temperature of fusing point.Poly-cooling rate rate is not strict restriction, but is generally 200~3 ℃/second, is good with 200~5 ℃/second.
The dimensional stability of above-mentioned oriented film or heat resistance can be by in the vitrification points that is not less than it be not higher than that heat treatment (annealing) further obtains improvement under its temperature of fusing point.Heat treatment period and temperature can be carried out suitable selecting according to draw ratio, thickness, composition, purposes and the physical property of the material that is stretched.In general, feasible heat treatment temperature is for being not less than vitrification point and not being higher than fusing point; Heat treatment time is 1 second to 100 hours.But heat treatment temperature preferably is being higher than 20 ℃ of vitrification points and is being lower than in the temperature range of 5 ℃ of fusing points selectedly, and heat treatment time is preferably 5 seconds to 30 minutes.If heat treatment temperature is lower than vitrification point, anticipation heat is handled the effect that do not have; And if heat treatment temperature surpasses fusing point, then part or all film can fusion in heat treatment.
For example, if stretching syndiotactic polystyrene homopolymer thin films as electrostatic condenser, thickness is that 1~15 micron film is preferably 150~270 ℃ of 1~100 seconds of following heat treatment; And if it is as packaged food, then preferably 110~270 ℃ of 3~300 seconds of following heat treatment.
Consider the mechanical performance of film, the area draw ratio of stretch processing preferably is not less than 2 times (film after promptly stretching is to area ratios of original sheet material), is more preferably and is not less than 3 times.
The amorphous sheet material that gets through quenching can be circular or plate shaped sheet material, available air pressure (i.e. inflation is moulded or blowing) or stretch simultaneously or successively with stenter.
When with the round mouth die head, can stretch immediately in temperature for being not less than vitrifying point and not being higher than under the fusing point after the fusion.
The thermoplastic resin that constitutes thermoplastic resin of the present invention is not strict restriction, but can be according to waiting that the purposes of making resin sheet selects suitable resin for use.The example of above-mentioned thermoplastic resin is: styrene-based polymer comprises random configuration polystyrene, full isomorphism type polystyrene, acrylonitrile-styrene (AS) resin and acrylonitrile-butadiene-styrene (ABS) (ABS) resin; Mylar comprises PET (PET), PA polybutyleneterephthalate (PBT) and poly-naphthalenedicarboxylic acid ethyl ester (PEN) etc.; Polycarbonate resin; Polyphenylene sulfide (PPS) resin; Polyamide etc.Other examples of above-mentioned resin are: polyether resin, for example polyphenylene oxides, polysulfones and polyether sulfone; Acrylic resin, for example polyacrylic acid, polyacrylate and polymethyl methacrylate; Vistanex, for example polyethylene, polypropylene, polybutene, poly(4-methyl-1-pentene), ethylene-propylene copolymer, vinyl-acrylate copolymer, vinyl-vinyl alcohol copolymer and vinyl-vinyl-acetic ester copolymer; The polymer of halogen-containing vinyl compound, for example polyvinyl chloride, polyvinylidene chloride, polyvinylidene fluoride, polyformaldehyde, polyvinyl alcohol and their derivative.
When requiring to obtain the resin laminated sheet of high-mechanical property, alternative thermoplastic resin has mylar, polyamide, polycarbonate resin, vistanex, or the polymer of halogen-containing vinyl compound.When thinking that the gas-tight performance is important, then should select mylar, comprise polyethylene terephthalate, polyamide, polyphenylene sulfide, polyvinyl alcohol resin, polyvinylidene chloride and its derivative or vinyl-vinyl-acetic ester copolymer.By selecting the low melting point thermoplastic resin can obtain the splendid resin laminated sheet of sweat soldering performance.
The metal species that is used for metal level of the present invention is not strict restriction, but the example of described metal is the alloy or the oxide of aluminium, chromium, nickel, zinc, cobalt, iron, tin, indium, molybdenum and tungsten or the like.
Laminate of the present invention includes above-mentioned substantially syndiotactic configuration styrene-based polymer (SPS) layer and a thermoplastic resin, and a SPS layer and a metal level are perhaps arranged.The structure of above-mentioned laminate is not only and is comprised that SPS and thermoplastic resin or SPS and metal are two-layer like this, and the various forms that comprises that this is two-layer is arranged.The number of above-mentioned layer and lamination are not strict restriction in proper order in the laminate, but can be suitably selected as the case may be.
With regard to contain-laminate of SPS layer and a thermoplastic resin with regard to, feasible laminate example of structure is SPS layer/thermoplastic resin/SPS layer, thermoplastic resin/SPS layer/thermoplastic resin, SPS layer/thermoplastic resin/thermoplastic resin etc.Containing-laminate of SPS layer and a metal level in, separate for improving cohesive or being convenient to, can one intermediate layer be set according to purposes between SPS layer and metal level, a finishing coat, adhesive phase, adhesive layer and similar layer perhaps are set on the face of metal level.Contain at laminate under the situation of SPS layer, thermoplastic resin and metal level, feasible laminate example of structure is metal level/SPS layer/thermoplastic resin, SPS layer, thermoplastic resin/metal level, SPS layer/metal level/thermoplastic resin etc.In above-mentioned laminate structure, when laminate contain more than one SPS layer, thermoplastic resin and (or) during metal level, each in them layer can be identical or different.
In the present invention, the gross thickness of the whole layers of resin laminated sheet is not strict restrictions.For the laminate that contains SPS layer and thermoplastic resin, its thickness is generally 5~500 microns, the ratio of the thickness of each layer can suitably be determined according to purposes, but generally can selection in thermoplastic resin bed thickness/SPS bed thickness is 1~30 scope.
One of the most desirable embodiment of resin laminated sheet of the present invention, by the such three layers of laminate formed of SPS layer/pet layer/SPS layer, its thickness is 20~200 microns, the thickness of each layer is than being SPS layer/pet layer/SPS layer=1/1~30/1.It is all excellent that this laminate is not only hear resistance, acid resistance, alkali resistance and solvent resistance, and mechanical strength and gas-tight performance are also very good.
Another embodiment of resin laminated sheet, by the such three layers of laminate formed of PPS layer/SPS layer/PPS layer, its thickness is 20~200 microns, the thickness of each layer is than being PPS layer/SPS layer/PPS layer=1/1~30/1, and the hear resistance of this laminate is obviously superior in all laminates.
With regard to contain-laminate of SPS layer and a metal level with regard to, the order of the kind of metal and layer can suitably be determined according to purposes.The most desirable laminate is that with deposition process metals such as Al, Au, Cu, Cr, Ni, Fe, Co to be deposited on thickness be the laminate that 0.5~200 micron film makes above, is deposited on metal layer thickness on the thin slice for less than 1 micron; Or by metal foil layers such as aluminium foil and Copper Foil being pressed in the laminate that makes on the film.
In making the laminate that the present invention has SPS layer and thermoplastic resin (I), according to the shape and the purposes of laminate, it is possible that many methods are arranged.Can according to circumstances general method comprehensively be used.The representational method of making laminate (I) has following method (1) and (2).
In method (1), with the mold apparatus that the multi-layer forming die cavity is housed SPS is become multilayer with the thermoplastic resin Compound Extrusion, to make the multilayer plastic casting film; Or the gained film is further stood multilayer inflate molding, to make the multilayer inflating thin film.In this method, in order to improve the bonding force of interlayer, can establish a kind ofly all has the adhesive phase of affinity to SPS layer and thermoplastic resin, perhaps in advance jointing material is called among one of SPS and thermoplastic resin or both.In making the multilayer plastic casting film, preferably the temperature of T shape head is transferred to and be about 280~350 ℃; If extruding after-drawing, the temperature of chill roll is surely to being no more than 90 ℃.If the temperature of chill roll to not being higher than 70 ℃, then can obtain amorphous thin film or sheet material surely; If draw ratio (speed/rate of extrusion of drawing) is fixed for a short time, can obtain low orientation sheet material or film so.If desired, can also carry out stretch processing.
In addition, can also the SPS film that gets of molding and thermoplastic resin membrane (stretched or do not stretch) make resin laminated sheet of the present invention (method (2)) respectively in advance by lamination.
In this laminating method, can use the surface of corona, plasma or each film of ozone treatment respectively, or coating intermediate layer adhesive (for example, doing two adhesive for lamination, as the constrictive type urethane based adhesives).Roller temperature is preferably 50~100 ℃ in lamination, and the suitable speed of processing is 50~150 meters/minute.
Resin laminated sheet (II) with a biaxial stretching SPS layer and a biaxial stretching thermoplastic resin layer of the present invention can be produced with the sheet material that said method (1) and (2) obtain by stretching.In this method, when implementing to stretch, can and select suitable drawing process these methods of biaxial stretching simultaneously from flexible pipe biaxial stretching, order biaxial stretching with the manufacturing stretch multi-layer film.The condition of above-mentioned stretch processing is different with the difference of concrete condition, can not determine simply, but generally can fix on temperature in the scope between vitrification point (Tg) and fusing point (Tm), preferably fix between being higher than Tg10 ℃ and be higher than in the scope of 50 ℃ of cold crystallization temperatures (Tcc); With extensibility is decided to be not more than 10000%/minute.Stretch multi-layer film is preferably through heat-treated (annealing), because can reach the dimensional stability that meets the requirements by this processing.The height of heat treatment temperature is decided on the fusing point of used film or the size of vitrification point, but generally can be decided to be 120~270 ℃; Processing time can be about 5 seconds to 20 minutes.
In addition, have the resin laminated sheet (III) of a biaxial stretching SPS layer and a thermoplastic resin, can by with above-mentioned in method (2) in advance the SPS film of biaxial stretching produce.
Have-laminate (IV) of SPS layer and a metal level, can make with the formation metal level by at least simultaneously (meaning one or both sides) metallisation then by making the SPS film with general method at above-mentioned film.Above-mentioned metallisation means to make on the surface of the egative film that is made of the SPS film with methods such as vacuum moulding machine, spraying plating, plating, coating and laminations and forms metal level.In that method, laminate (V) can be made by making the SPS film with above-mentioned biaxially oriented film.
Metal layer thickness is difference with the difference of metallisation method.Specifically, vacuum deposition method, metallikon and plating method generally are not more than 1 micron, preferably are not more than 0.5 micron; Laminating is 3~100 microns; 0.01~10 micron of coating process.
In this manual, " deposition " this term not only refers to vacuum moulding machine but also refer to spraying plating.Vacuum moulding machine is by with vavuum pump system pump down being arrived about 10 -5To 10 -4Holder is used in the metal melting of system deposition with the electron gun heating and melting, with realization the metal of having vaporized deposited on the surface of film.The method that realizes spraying plating is, with system pump down to 10 -4~10 -2Holder for example will be deposited to the surface of film by the metal that the target utmost point (target) produces with argon gas.Before carrying out above-mentioned deposition, preferably vaporize in advance, to upgrade the surface of the metallic target utmost point.
" lamination " this speech means plating, coating and lamination.
The kind of metal as mentioned before herein.Laminate with metal level of the present invention, can prepare with the lip-deep method of SPS oriented film that metal level directly is pressed in as counterdie, or between film and metal level, an intermediate layer can be arranged according to purposes, for example improve that cohesive is used or isolate the layer of usefulness.The laminate of using as stamping systems particularly, the separation layer that polysiloxanes and so on preferably is set is done the intermediate layer.
In the present invention, before forming, metal level can carry out sided corona treatment, ozone treatment, plasma treatment or chemical etching, to improve the cohesive of counterdie.
In addition, the layer on surface of metal in the laminate of the present invention can be provided with coating, adhesive phase, adhesion coating and protective layer etc.
Of the present inventionly have-laminate of SPS layer and a metal level, can be used for the film and the material of electrostatic condenser, stamping systems, flexible print wiring board, packaged food film, tape or decorating film and other purposes effectively.
Optimum is as the resin laminated sheet of the present invention of electrostatic condenser, be on film, to deposit metals such as the thick Al of 10~3000 dusts, Au, Cu, Cr with sedimentation and those resin laminated sheets of making, or make above-mentioned metal laminate on film and those resin laminated sheets that make with aluminium foil.The thickness of above-mentioned film is 0.5~15 micron; The method for preparing it is, is that the biaxial stretching weight average molecular weight is 50,000~2,000,000 the amorphous sheet material of styrene-based polymer under 2~20 the condition to draw ratio at each.
Optimum is those resin laminated sheets that make with following method as the resin laminated sheet of the present invention of stamping systems.This method is: is 2~20 to draw ratio by each, is that to become thickness be 5~150 microns film for 100,000~1,500,000 the amorphous sheet material biaxial stretching of styrene-based polymer with weight average molecular weight; Separation layer, chromatograph, protective layer or similar layer are set on this film; Also on film, deposit the thick Ag of 100~3000 dusts, Au, Al, metals such as Ti, Cu with sedimentation; And then adhesion coating is added on the laminate of gained.
Optimum is those resin laminated sheets that make with following method as the resin laminated sheet of flexible print wiring egative film.This method is, is 2~20 to draw ratio by each, is that to become thickness be 12.5~150 microns film for 100,000~2,000,000 the amorphous sheet material biaxial stretching of styrene-based polymer with weight average molecular weight; (1) above-mentioned film is hidden and conducting metal (as Al) is deposited on this film; (2) after all metal has deposited, hide and etch; Or (3) laminated metal foil (as Copper Foil), covering and etch and lamination one is thin again styrene-based polymer film are made cover layer.
Optimum is as the packaged food film or decorate the resin laminated sheet of using film, is those resin laminated sheets that make with following method.This method is: is 2~20 to draw ratio by each, is that to become thickness be 10~50 microns film for 50,000~1,500,000 the amorphous sheet material biaxial stretching of styrene-based polymer with weight average molecular weight; On this film, deposit the thick Al of 10~1000 dusts, Ag or other metal with deposition process, perhaps the Al paper tinsel is laminated on the film; At least a plastic film layers is pressed on the face of sedimentary deposit or lamination Al layer then.
Optimum is those resin laminated sheets that make with following method as the resin laminated sheet of tape.This method is: by the draw ratio of machine direction is more than 3 or 3 and horizontal draw ratio is more than 1.5 or 1.5, and with weight average molecular weight 150,000~1, the amorphous sheet material biaxial stretching of 500,000 styrene-based polymer becomes 3~100 microns film; On film, apply one deck magnetisable material with method in common, perhaps make magnetosphere with deposition one deck magnetisable material.The metal that is used for above-mentioned magnetosphere is Fe, Fe preferably 2O 3, Fe-Co, Fe-Ag, Fe-Mg, Fe-O, Co, Co-Ni, Co-Cr, Co-W, Co-Mo, Co-Ni-W, Co-Ni-P, Co-P, Co-O, Ni, Ni-Fe or the like.
With the resin laminated sheet that said method makes, not only have good gas-tight performance and mechanical performance etc., and can keep good hear resistance, acid resistance, alkali resistance, hot water resistance, stiffness and the electrical property that belongs to SPS with SPS layer and thermoplastic layer.
Therefore, resin laminated sheet of the present invention expection can be effectively be widely used as general packaging film, sheet material and electricity or electronics material, can be used as the packaged food film of the heat-resisting and heat-resisting water of needs in addition.With the resin laminated sheet that said method makes with metal level, better than the gas-tight performance of no metal stretching syndiotactic styrenic film, and have high surface conductivity, water-fast steam and hear resistance.In addition, for the laminate with metal level, the tacky state between metal level and SPS layer is best.
Therefore, above-mentioned laminate is estimated to can be used as electrostatic condenser, stamping systems, flexible print wiring egative film, packaged food film and is comprised tape and decorate the film of other purposes of using film.
With reference to following all embodiment the present invention is described in more detail.
Make embodiment
(1) as the preparation of the aluminium compound of catalytic component
Put 200 milliliters of toluene in reactor, add 47.4 milliliters of (492 mM) trimethyl aluminiums and 35.5 gram (142 mM) copper sulfate pentahydrates again, reacted 24 hours down at 20 ℃.
Then, remove the solid portion in the reactant mixture, can obtain containing the toluene solution of 12.4 grams as the aluminide (being methyl Lv oxane) of catalytic component.
(2) preparation of styrene-based polymer
Put the methyl Lv oxane (as the aluminium atom) that makes in 2 liters of toluene (as solvent) and 1 mM tri-chlorination cyclopentadienyltitanium and 0.6 mole above-mentioned (1) (this two as catalytic component) in reactor, add 3.6 liters of styrene, polymerization 1 hour down at 20 ℃ then.
After the polymerisation,,, after super-dry, obtain 330 gram styrene-based polymers to decompose and to remove catalytic component with hydrochloric acid and methanol mixture washing reaction product.
Make polymer do the Soxhlet extracting of solvent, obtain 95%(weight through benefiting from butanone) the extracting residue.The weight average molecular weight of polymer is 290,000, and number-average molecular weight is 158,000, and fusing point is 270 ℃.The carbon isotope nuclear magnetic resonance of this polymer ( 13C-NMR) the method analysis result shows; Signal is at the 145.35ppm place, and this is owing to syndiotactic configuration; Press peak district area and calculate, five unit group syndiotacticities are 96%.
(3) preparation of styrene-based polymer
Put that 2 liters of toluene (making solvent) and 5 mM purity titanium tetraethoxides and 500 mMs above-mentioned (1) make as the methyl Lv oxane (both make catalytic component with this) of aluminium atom in reactor and at 55 ℃ of 15 liters of styrene polymerizations of adding 4 hours down.
After the polymerisation,,, after super-dry, obtain 2.5 kilograms of styrene-based polymers (polystyrene) to decompose and to remove catalytic component with hydrochloric acid and methanol mixture washing reaction product.Make polymer do the Soxhlet extracting of solvent, obtain 97%(weight through benefiting from butanone) the extracting residue.The weight average molecular weight of residue is 400000.Polymer 13The C-NMR analysis result shows: the peak at the 145.35ppm place this owing to syndiotactic configuration; Press the peak district and calculate, racemic five unit group syndiotacticities are 98%.
(4) preparation of styrene-based polymer
Put methyl Lv oxane (making the aluminium atom) that 50 milliliters of toluene and 0.075 mM purity titanium tetraethoxide and 7.5 mMs above-mentioned (1) make in 1 liter reactor, add 225 milliliters of styrene down at 40 ℃ then, and then hydrogen is introduced wherein, reach till 5 kilograms/square centimeter until hydrogen pressure.Carried out polymerisation 1.5 hours.
After the polymerisation,,, after drying, obtain 150 gram polymer (polystyrene) to decompose and to remove catalytic component with hydrochloric acid and methanol mixture washing reaction product.
The weight average molecular weight of polymer is 16,000, and number-average molecular weight is 3,000. 13The C-NMR analysis result shows: the peak is at the 145.35ppm place, and this is owing to syndiotactic configuration; Press the peak district and calculate, five unit group syndiotacticities are 98%.
Embodiment 1
With the injection molding machine that is equipped with the multilayer die cavity, being 300 ℃ at T type head temperature is under the condition of 1 meter per second with rate of withdraw, to making syndiotactic polystyrene (SPS) and PETG (PET) (inherent viscosity (η)=0.78 deciliter/gram that embodiment (3) makes, trade name: Dianite MA523, the manufacturing of Mitsubishi Rayon company) carries out Compound Extrusion, and use the chill roll quenching, make clear films.
Thin layer is pressed SPS/PET/SPS(thickness: 50 microns/400 microns/50 microns) crystallization.This film passed through with desk-top stenter draw ratio be 3 * 3 and temperature be biaxial stretching under 115 ℃ the condition.The physical property of this oriented film is shown in table 1.
Embodiment 2
With with embodiment 1 in identical method produce PET/SPS/PET(thickness: 50 microns/400 microns/50 microns) transparent membrane, and be that 3 * 3 pairs of these films carry out biaxial stretching by draw ratio with desk-top stenter.The oriented film of gained (thickness: 6 microns/45 microns/6 microns) is transparent.The physical property of this oriented film is shown in table 1.
Comparing embodiment 1
With the injection molding machine that is equipped with the multilayer die cavity, with embodiment 1 in (weight average molecular weight is 30 * 10 to random polystyrene (aps) under the identical condition 4Trade name: Idemitsu Polystyrene HH30, Idemitsu Petrochemical company makes) and PET carry out Compound Extrusion, make the aps/PET/aps transparent membrane, be that 3 * 3 pairs of these films have carried out biaxial stretching with desk-top stenter by draw ratio.
The oriented film of gained is transparent.The physical property of this oriented film is shown in table 1.
Embodiment 3
Same preparation process prepares SPS/PET(thickness among the repetition embodiment 1: 250 microns/250 microns) double-deck plastic casting film.With desk-top stenter with this film biaxial stretching to 3 * 3 times of former film.
The oriented film of gained (thickness: 28 microns/28 microns) is transparent.The physical property of this oriented film is shown in table 1.
Comparing embodiment 2
With embodiment 3 in preparation aps/PET plastic casting film under the same terms, and with this film biaxial stretching 3 * 3 times to former film.
The film of gained is transparent.The physical property of this oriented film is shown in table 1.
Comparing embodiment 3
Single S PS casting is become transparent sheet material (thickness: 500 microns).With desk-top stenter by with embodiment 1 in same procedure with this sheet material biaxial stretching to original 3 * 3 times.
The oriented film of gained is transparent.The physical property of this film is shown in table 1.
Comparing embodiment 4
Single aps casting is become transparent sheet material (thickness: 500 microns).With desk-top stenter by with embodiment 1 in same procedure with this sheet material biaxial stretching to original 3 * 3 times.
Evaluation result to the gained oriented film is shown in table 1.
Comparing embodiment 5
Single PET casting is become transparent sheet material (thickness: 500 microns).With desk-top stenter by with embodiment 1 in same procedure with this sheet material biaxial stretching to original 3 * 3 times.
Evaluation result to the gained oriented film is shown in table 1.
Embodiment 4
Repeat the preparation process of embodiment 1, just replace PET, and T shape head temperature is 320 ℃, preparation SPS/pps/SPS plastic casting film with polyphenylene sulfide (pps) (inherent viscosity (η)=0.28 deciliter/gram).Then this plastic casting film is made oriented film at 96 ℃ of following biaxial stretchings of temperature to original 3 * 3 times.Plastic casting film and oriented film all are transparent.
Evaluation result to the gained oriented film is shown in table 1.
Comparing embodiment 6
Replace SPS to prepare the aps/pps/aps film with aps.This film is arrived original 3 * 3 times at 96 ℃ of following biaxial stretchings of temperature, make oriented film.
Evaluation result to this oriented film is shown in table 1.
Embodiment 5
Repeating the preparation process of embodiment 4, is the pps/sps/pps that is combined into of layer, the preparation oriented film.
Evaluation result to the gained oriented film is shown in table 1.
Embodiment 6
Repeat the preparation process of embodiment 4, just prepare the sps/pps bilayer film, the preparation oriented film.
Evaluation result to the gained oriented film is shown in table 1.
Embodiment 7
By the curable polyurethane adhesive with biaxial stretching SPS film and Bisphenol A type Merlon (PC) (viscosity average molecular weigh: 3 * 10 4, trade name: Idemitsu Polycarbonate A3000, Idemitsu Petrochemical company makes) frlml laminating together, make 10 microns/50 microns/10 microns of SPS/PC/SPS(thickness) three-layer thin-film.
Evaluation result to the gained film is shown in table 1.
Comparing embodiment 7
With embodiment 7 in produce the aps/pc/aps laminate film under the identical condition, just with biaxial stretching aps film.
Evaluation result to the gained film is shown in table 1.
Comparing embodiment 8
Only use the physical property (thickness: 500 microns) of PC film among the embodiment 7.The results are shown in table 1.
Embodiment 8
With polyamide fibre (number-average molecular weight 24,000, trade name: Union Idemitsu Petrochemical company makes) (Ny) make laminate film, same preparation process prepares SPS/Ny/SPS(thickness among the repetition embodiment 7: 10 microns/50 microns/10 microns) three-layer thin-film.
Evaluation result to the gained film sees Table 1.
Embodiment 9
With PET, Ny and SPS, repeat with embodiment 7 in identical preparation process, prepare PET/Ny/SPS three-layered lamination film.
Evaluation result to the gained film is shown in table 1.
Embodiment 10
Repeat identical preparation process among the embodiment 7, preparation SPS/Ny(thickness: 25 microns/25 microns) double-deck laminate film.
Evaluation result to the gained film is shown in as table 1.
Embodiment 11
With the hardening urethane based adhesives with two biaxial stretching SPS films and a slice polyvinylidene chloride (PVDC) (trade name: Saran Wrap, the manufacturing of Asahi Kasei company) thin layer forces together, and makes SPS/PVDC/SPS(thickness: 10 microns/12 microns/10 microns) three ironed layer by layer films.
The physical property of this laminated film is shown in table 1.
Comparing embodiment 10
Replace the SPS film with the aps film, preparation aps/Ny(thickness: 25 microns/25 microns) the double-layer lamination film.
Evaluation result to the gained film is shown in table 1.
Comparing embodiment 11
Only evaluate the physical property of Ny film (thickness: 25 microns).The results are shown in table 1.
Figure 911054995_IMG2
Figure 911054995_IMG3
Embodiment 12
Syndiotactic configuration polystyrene powder and two phosphines of 0.7 weight portion two (2, the 4-di-tert-butyl-phenyl) pentaerythrite and 0.1 weight portion 2 that the above-mentioned manufacturing embodiment of 100 weight portions (2) make, 6-di-t-butyl-4-sylvan (making antioxidant) is done blending.Then, with the powder of gained in 296~300 ℃ of fusions and poly-cold, to make amorphous compression sheet material.
Then, this sheet material is heated to 120 ℃ and be 3.5 * 3.5 to make it stand biaxial stretching simultaneously to draw ratio by each.Make biaxially drawn films under extended configuration, in air-oven, stand 250 ℃ 30 seconds of heat treatment.Make film like this and have 12 micron thickness and good transparency.
With Bell-Jar type vacuum deposition device with al deposition to this film.
Sedimentary condition: the intensity at electron beam is 2.6 kilowatts; Vacuum is 5 * 10 -5Holder; Sedimentation rate is the laminated film that the situation deposit result of 3 dust/seconds can make 0.1 micron thickness aluminium lamination.
This deposit film has the gas transfer coefficient of centimetre mercury 0.002 milliliter centimetre/cubic centimetre of second and 0 transmission of radiation ratio.This film was placed in 120 ℃ of water vapours after 100 hours, compares, do not see changing that the variation of tensile property is in 1% with the situation before its processing.
With the network-like line of 1 square millimeter of this aluminium lamination of hilt surface delineation, the cellophane adhesive tape is pressed thereon, with drawing back at an angle of 90, but the aluminium lamination of deposition is come off.
The dielectric loss angle tangent of deposit film (tan δ) records under 150 ℃ and 1 kilo hertz, and its value is little of 0.002.In addition, it is 10 square centimeters piece just that this film is cut into, and is immersed in 200 ℃ the siloxanes oil bath.Immerse the variation of measurement size after 5 minutes, the result is that degree of shrinkage is little of 0.5%.
Embodiment 13
Repeat the preparation process among the embodiment 12, just regulated the thickness of amorphous compression sheet material, produce thickness and be 25 microns oriented film, make this oriented film stand deposition processes.The results are shown in table 2.
Embodiment 14
Repeat the identical preparation process among the embodiment 13, just the thickness of sedimentary deposit is 0.05 micron.The results are shown in table 2.
Embodiment 15
Repeat the identical preparation process among the embodiment 13, just deposit with metallikon.The results are shown in table 2.
Before carrying out spraying plating, carried out pre-spraying plating, to upgrade the surface of the target utmost point, then under 370 volts and 2 loads of pacifying, 5 * 10 -3Carry out spraying plating in the vacuum of holder.The results are shown in table 2.
Embodiment 17
Repeating the preparation process the same with embodiment 12, just regulated the thickness of amorphous compression sheet material, is 50 microns oriented film to make thickness.This oriented film has been made deposition processes.The results are shown in table 2.
Embodiment 18
The aluminium foil laminate that with epobond epoxyn is 15 microns to thickness is on the oriented film of 50 micron thickness that embodiment 17 makes.The results are shown in table 2.
Embodiment 19
Repeat with embodiment 13 in identical preparation process, just with gathering (2 with styrene-based polymer and 5 weight portions between preparation embodiment (2) system of 95 weight portions, 6-dimethyl-1, the 4-phenylene) ether (GEM Polymer company makes, 30 ℃ of inherent viscosity=0.49 deciliter/gram in chloroform).The results are shown in table 2.
Embodiment 20
Repeat the preparation process identical with embodiment 13, just with 95 weight portions prepare make among the embodiment (2) between with styrene-based polymer and 5 weight portion random polystyrenes (HH-30F, the manufacturing of Idemilysu Petrochemical company).The results are shown in table 2.
Comparing embodiment 12
The physical property of the oriented film that does not deposit among the embodiment 13 is shown in table 2.
Comparing embodiment 13
With same styrene-based polymer between making that embodiment (4) makes, by with embodiment 12 in same procedure prepare amorphous sheet material.The sheet material that makes like this is too soft, is unable to undergo to stretch.
Comparing embodiment 14
With same styrene-based polymer between making that embodiment (2) makes, by with embodiment 12 in same procedure, preparation thickness is 60 microns amorphous sheet material.This film obtains white film stretching under the attitude after 260 ℃ of 30 seconds of heat treatment.This film by with embodiment 12 in same procedure deposit.The results are shown in table 2.
Comparing embodiment 15
Repeat with embodiment 12 in identical preparation process, just with polyester film (thickness: 12 microns, trade name: E5000, the manufacturing of Toyobo company).The results are shown in table 2.
Comparing embodiment 16
Repeat with embodiment 12 in identical preparation method, just with polyphenylene sulfide film (thickness: 12 microns, trade name: TORELINA, the manufacturing of Toray company).The results are shown in table 2.
Comparing embodiment 17
With polyamide fibre film (thickness: 12 microns, trade name: Emlem ON, Yunichika company makes), by with embodiment 12 in same procedure deposition processes has been carried out on the surface of film.This film does not live through sided corona treatment.The results are shown in table 2.
Figure 911054995_IMG4
Figure 911054995_IMG5
Figure 911054995_IMG6
1) SPS: syndiotactic polystyrene,
PPO: polyphenylene oxides,
Aps: random polystyrene,
PET: polyethylene terephthalate,
PPS: polyphenylene sulfide,
Ny: polyamide fibre,
PVDC: polyvinylidene chloride.
2) weight average molecular weight of SPS system is by with 1,2, and the 4-trichloro-benzenes is made gel permeation chromatography (GPC) mensuration of solvent.
3) according to ASTM D-1434-75M.
4) O: outward appearance or intensity no change,
X: intensity reduces, appearance change
5) number that in 100 1 millimeter * 1 millimeter square piece, occurs peeling off:
O: do not have,
X:30 or more.
6) on two surfaces all lamination have under the situation of metal and record.
7) (operating direction) degree of shrinkage after the square film of 10 centimetres of 10 cm x immerses 5 minutes in 200 ℃ siloxanes oil bath.

Claims (5)

1, a kind of have one substantially syndiotactic configuration styrene-based polymer layer and the coating metal layer laminated sheet of a metal level.
2, a kind of have one substantially the biaxial stretching layer of syndiotactic configuration styrene-based polymer and the coating metal layer laminated sheet of a metal level.
3, a kind of coating metal layer laminated sheet that a cardinal principle syndiotactic configuration styrene-based polymer tensile layer is arranged or contain composition, metal level and the thermoplastic resin of this styrene-based polymer.
4, claim 1,2 or 3 described laminates, the cardinal principle syndiotactic configuration that styrene-based polymer had wherein must be: press 13The percentage of two unit group that the C-NMR method records is at least 75%, or the percentage of racemic five unit groups is at least 30%.
5, claim 1,2 or 3 described laminates, wherein the weight average molecular weight of styrene-based polymer is 50,000-4,000,000.
CN 91105499 1988-04-13 1991-08-10 Resin laminated sheet and method for producing same Expired - Fee Related CN1029603C (en)

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JP089141/88 1988-04-13
JP63089141A JPH07115451B2 (en) 1988-04-13 1988-04-13 Resin laminate
JP297221/88 1988-11-26
JP29722188A JP2633335B2 (en) 1988-11-26 1988-11-26 Metallized film and manufacturing method thereof
CN89102268A CN1029604C (en) 1988-04-13 1989-04-13 Resin laminated sheet and method for producing same

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CN107533917A (en) * 2015-04-30 2018-01-02 王子控股株式会社 Capacitor membrane and its manufacture method

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JP4383487B2 (en) * 2007-03-19 2009-12-16 古河電気工業株式会社 Metal-clad laminate and method for producing metal-clad laminate

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CN107533917A (en) * 2015-04-30 2018-01-02 王子控股株式会社 Capacitor membrane and its manufacture method
CN107533917B (en) * 2015-04-30 2020-03-03 王子控股株式会社 Film for capacitor and method for producing same

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