CN1240167A - Textured release sheet, method of making textured decorative laminates therewith, and decorative laminate lay-ups including such sheet - Google Patents
Textured release sheet, method of making textured decorative laminates therewith, and decorative laminate lay-ups including such sheet Download PDFInfo
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- CN1240167A CN1240167A CN 99106754 CN99106754A CN1240167A CN 1240167 A CN1240167 A CN 1240167A CN 99106754 CN99106754 CN 99106754 CN 99106754 A CN99106754 A CN 99106754A CN 1240167 A CN1240167 A CN 1240167A
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Abstract
A method of making a polypropylene textured release sheet for use in texturing decorative laminates, includes providing the polypropylene release sheet with texturing during the initial making of the sheet, while the polypropylene is still above its softening temperature. A decorative laminate lay-up includes a plurality of thermosetting resin impregnated layers having a top layer, with the textured polypropylene release sheet oriented adjacent the top layer. A method of forming a textured decorative laminate includes application of heat and pressure to the lay-up sufficient to form a textured decorative laminate.
Description
The present invention relates to decorative laminate, be used for the laminated plate (lay-ups) of decorative laminate and the method for making decorative laminate.On the other hand, the present invention relates to texture and isolate sheet material, the manufacture method of this sheet material comprises the decorative laminate laminated plate of this sheet material and the laminating method that uses this sheet material.
In producing the one's early years of decorative laminate, only produce glassy surface laminate (that is, using the molded side of polishing) usually, attempt so that the laminate with slight surface irregularity degree to be provided but carried out some, obtain satin face decoration or " texture " and decorate.In closer year, people need to provide various irregular surfaces day by day, surperficial from more shallow depression such as texture (as satin face, unglazed or semi-glossy) to darker " engraving " or embossed surface, the latter has tangible 3-D effect, as wood grain, leather, batten (slate), abstract design, Creative Design etc.Particularly the cost along with natural prodcuts raises, and more and more needs to provide the high-pressure laminated plate of the degree of depth engraving of copying natural material such as timber, leather and lath.
Current, the decorative high-pressure pressing plate that satisfies the NEMA standard manufacture have smooth glossy surface, grain surface or degree of depth engraving or embossed surface.
As the background knowledge of routine, the decorative laminate that presses solidly preparation by hot pressing is many years of industrial production and be widely used in building and furniture industry, as sales counter and table top, bathroom and kitchen working surface, skirting, partition and.This class decorative laminate can be described as and contains many slabs, and these slabs form the cellular construction that has incrustation through pressing solidly, and this incrustation can be simple to complicated as the imitative graining of embossing as monochrome.
More specifically, decorative laminate generally comprises the cardboard of multi-layer synthetic resin dipping, and it presses solidly or bond together the formation cellular construction through hot pressing.In common practice, the decorative laminate sub-assembly comprises one from bottom to up by one or more cores of forming with the sheet material of resin impregnating, is the decorative sheets of material with the melamine resin dipping on it.
This core or substrate are used for giving laminate with rigidity and generally include solid substrate, and this base material forms before can being in or be not in initial lamination step.Before banking up, the chipware sheet material is with the water-alcohol solution dipping of phenol formaldehyde resin, and is dry and partly solidified in air oven, cuts into sheet material at last.The example of this substrate or chipware comprises that the completely crued substantially phenolic resins of the usefulness of many 90-150 pound/orders thoroughly floods and the brown paper (described resin is converted into the thermosetting state in initial lamination step process) of bonding, the thermosetting polyester resin laminate that the plastic laminates of precuring such as glass fibre strengthen etc., woodwork such as hard fiber board, waste wood or flakeboard, glued board etc., mineral substrate such as cement-asbestos board, plasterboard, plaster board etc., or the combination of these base materials.
Decoration sheet generally is used for making laminate to have the attractability outward appearance, also makes lath have its surface characteristic (being chemical reagent resistance, hear resistance, light resistance, shock resistance and wearability).Usually with the water-alcohol solution dipping of melamine-formaldehyde resin, drying is also partly solidified, cuts into sheet material at last for the chemical cellulose paper of the pigment of high-quality 50-125 ream weight (ream weight) filling.Before with the resin dipping, decorative sheets of material can be monochrome maybe can comprise ornamental design, or is the photogravure duplicate of natural material such as wood grain marble (wood marble), leather etc.
Decorative laminate is usually by placing the core of resin dipping and decorative sheets of material between the steel plate and lamination time that thing is handled under the pressure of about 800-1600psi scope is enough to press solidly this laminate and this resin of curing (generally about 25 minutes to 1 hour) of banking up being obtained.This makes the resin in the paper sheets take place to flow, and curing and each sheet material of compacting become single layered product, and this is called ornamental high-pressure laminated plate in the art.
Usually, once form not only laminate by insert a plurality of combined sheet in a stack, wherein each sub-assembly is with allowing single laminate to separate at the isolation sheet material that presses solidly the back separation.
At last, the decorative laminate that so forms is bonded on enhancing base material such as glued board, hard fiber board, asbestos board, the flakeboard etc.
The method that forms texture is well-known in the lamination field.
For example, authorized people's such as Jaisle the US 3 that is entitled as " texture layer pressing plate and manufacture method " on December 14th, 1976,997,696 decorative patterns that disclose prior art comprise the three-dimensional pressing plate of embossing, mechanism or etching are used for directly making the grain decorating laminate from these plates.Although very successful, it is very expensive that this class method has been proved to be, because the preparation of each plate and maintenance cost height.Use " negative surface laminated master mold " also has been discussed, has been noticed that the compacting life-span of such master mold is restricted slightly.
Various isolation sheet materials are also known in the art, and some of them have been used for providing texture to decorative laminate.
Authorize Gray April 27 nineteen eighty-two, the United States Patent (USP) 4,327,121 of III discloses and has used the isolation sheet material to come the mouldable frosting of decorative pattern, presses to the sheet material with required decorative pattern pattern and fixes this plastic foil as the plastic foil that will be contained on the flakeboard.The technology that a kind of production has the film of grain surface comprises the thermoplastic film of extruding a kind of fusion, on the paper surface, cools off it as polypropylene or polymethylpentene, makes it the steel knurling rolls by coupling then.
Authorized people's such as Prawdzik US4 on March 28th, 1989,816,314 disclose a kind of self supporting type isolates sheet material, and at least one surface of this sheet material applies with comprising the mineral grains of composition that is dispersed in the resinous matrix.Be suitable for use as the material of isolating sheet material and comprise polyurethane, metal forming, polyolefin and polyester, as polypropylene, polybutene and PETG.
Authorize people's such as Crass US4 May 15 nineteen ninety, 925,728 disclose a kind of coextrusion, biaxial stretch-formed oriented multilayer film, and it is suitable for as the isolation sheet material that has in production in the decorative laminate batten that matt surface decorates.This film comprises polypropylene based layers and the top layer be made up of 98.5-99.6wt% Noblen and 0.4-1.5wt% polydiorganosiloxanepolyurea of one deck at least.Height R between the peak valley of this topsheet surface
zBe preferably 1.0-3.0 μ m.
Therefore, need make the method for grain decorating laminate with limitation of the prior art in this area.
This area need be used to make the equipment of the grain decorating laminate with limitation of the prior art in addition.
In this area these and other need those skilled in the art can be more clear after finishing watching this specification (comprising its accompanying drawing and claims).
An object of the present invention is to provide the method that manufacturing does not have the grain decorating laminate of limitation of the prior art.
Another object of the present invention provides the equipment of the grain decorating laminate that is used to make the limitation with prior art.
Those skilled in the art can be more clear after finishing watching this specification (comprising its accompanying drawing and claims) for these and other purposes in this area.
According to one embodiment of the invention, provide a kind of method that forms the grain decorating laminate.This method comprises the stack that at first forms the thermoplastic resin impregnated layer with top layer; Place crystalline p p sheet then so that grain surface is close to the top layer arrangement with grain surface, wherein grain surface forms in this sheet material in the crystalline p p sheet forming process, this sheet material is in the above temperature of its softening point simultaneously, stresses on this stack and crystalline p p sheet then to be enough to form the decorative laminate with grain surface.
According to another embodiment of the invention, a kind of decorative laminate laminated plate with a plurality of thermosetting resin impregnate layer (having top layer) is provided, arrange texture polypropylene isolation sheet material so that this grain surface next-door neighbour top layer.
According to another embodiment of the present invention, a kind of decorative laminate with grain decorating is provided, wherein grain decorating provides by contacting with the crystalline p p sheet with grain surface, and wherein this grain surface forms in this sheet material in the crystalline p p sheet forming process, and this sheet material is in the above temperature of its softening point simultaneously.
Those skilled in the art can be more clear afterwards finishing watching this specification (comprising its accompanying drawing and claims) for these and other embodiments of the present invention.
Texture of the present invention is isolated sheet material and is generally crystalline p p sheet, and wherein texture part provides when this sheet material forms.In the method that forms texture isolation sheet material, crucial is that texture should not apply in the aftershaping step process, and should provide simultaneously with the formation of sheet material, and promptly polypropylene generally is in the above temperature of its softening point at the same time.
Be used to implement the copolymer that polypropylene of the present invention can usually be described as Noblen or propylene and any other alpha-olefin.
The melt flow index that is used for the present invention's propylene generally can provide physical property required in the texture method through selection.Usually, the about 1-20 of the scope of this melt flow index, preferably about 5-15, more preferably from about 7-12 uses ASTM D-1238 to measure.
Be applicable to that polyacrylic non-limiting commercial embodiments of the present invention comprises the (Dallas available from Fina, Texas) EOD97-06, its melt flow is 12g/10min (ASTM D-1238, condition " L "), density is 0.91g/cc (ASTM D-1505), hot strength is 5800psi (ASTMD-638), the elongation at yield rate is 10%, stretch modulus is 280,000psi (ASTM D-638), flexural modulus is 270,000 (ASTM D-790), fusing point be 333 °F (DSC) and again crystalline temperature be 261 °F; Also comprise ESCORENE polypropylene PD 4443 (Exxon Chemical), melt flow is 7.25g/10min (ASTM 1238), and density is 0.90g/cm
3(ASTM D792), hot strength is 3300psi (vertically) and 3500psi (laterally), the elongation at yield rate is 5% (vertical and horizontal), fracture tensile strength is 8000psi (vertically) and 7000psi (laterally), elongation at break is 600% (vertical and horizontal), mist degree is 2.5%, glossiness be 85% and coefficient of friction be 0.3.
As everyone knows, there are the whole bag of tricks and catalyst for producing polypropylene.In enforcement of the present invention, it is believed that and can use any suitable method and catalyst, be applicable to the polypropylene of manufacturing decorative laminate as long as produce with texture isolation sheet material.
For example, traditional ziegler-natta catalyst systems uses the transistion metal compound that is helped catalysis by alkyl aluminum.Early stage in nineteen fifties, these Ziegler-Natta type polyolefin catalysts, its common manufacture method and use subsequently are well-known in polymerization field.
More specifically, the Ziegler-Natta type polymerization catalyst is essentially derived from the complex of transition metal as the halide of titanium, chromium or vanadium and metal hydride and/or metal alkyls (be organo-aluminum compound).This catalytic component usually by be carried on magnesium compound that alkyl aluminum cooperates on halogenated titanium form and even can comprise electron donor.The example of such catalyst system is shown in the following United States Patent (USP): 4,107,413; 4,294,721; 4,439,540; 4,115,319; 4,220,554; 4,460,701 and 4,562,173; The disclosure of these patents is hereby incorporated by reference.These only be hundreds of spare relate to the catalyst that mainly is designed for polypropylene and ethene and catalyst system issue in the patent some.
As making polyacrylic another example, at first propose to be used for " metallocene " catalyst of olefinic polymerization in nineteen fifties, it comprises metallocene and alkyl aluminum component.In metallocene catalyst system, transistion metal compound has two or more cyclopentadienyl rings parts.Therefore, two luxuriant titaniums, zirconocene and hafnocene all contain " metallocene " catalyst system and are used as transition metal component being used for producing polyolefinic this class.
Texture of the present invention is isolated sheet material and is formed by any suitable processing method usually, and described method formation is provided provide the required texture of texture to isolate sheet material to decorative laminate.As non-qualitative example, can be used for common methods of the present invention and comprise and extruding and the curtain coating embossing.
In extrusion molding, make polypropylene with molten condition by force by extrusion die, then along with melt extrude thing between chill roll by being cooled to sheet material.Chill roll provides required texture to this sheet material in the sheet material forming process, rather than comes to provide texture to sheet material with back cooling knurling rolls after sheet cools.Make the back of the body smooth surface of texture sheet material.
In the curtain coating embossing, but flow polypropylene deposition or " curtain coating " are cooled off the formation crystalline p p sheet then to embossed surface.Polyacrylic embossed surface of curtain coating is suitable for providing required texture to the sheet material of formation like this on it.
To isolate the method for sheet material irrelevant with forming texture, crucial is usually polypropylene still be in its more than softening temperature in, preferably when still being in more than the melt temperature, provide texture.Texture is isolated sheet material and is had texture front surface and smooth back of the body surface.
Texture of the present invention can be any conceivable form, size or pattern.The peak valley height R of common grain surface
zCan be any desired height, but be preferably greater than 100 μ inches, more preferably greater than about 200 μ inches, even more preferably greater than about 300 μ inches.
The thickness that texture of the present invention is isolated sheet material can change in wide region.If this sheet material is too thin, texture will can not shift.The factor of economic aspect defines the upper limit of this sheet thickness.Usually, the thickness that texture is isolated sheet material is at least 1 mil, preferably at least about 1.5 mils, and more preferably at least 2 mils.
In the production of grain decorating laminate, use texture to isolate sheet material and provide grain surface as decorative laminate, this sheet material is in addition as the isolation sheet material between the decorative laminate laminated plate.Typical decorative laminate sheet material sub-assembly comprises which floor is supported with the core material (preferred brown paper) of thermosetting resin dipping of the decorative layer of thermosetting resin dipping, the veneer sheet material veneer that can further flood with thermosetting resin it on.Used thermosetting resin is preferably the phenolic resins that is used for core material and is preferred for decorative layer and the transparent melamine formaldehyde resin of veneer sheet material.The grain surface that texture is isolated sheet material is arranged near top layer (if it is decoration sheet or veneer sheet material), and texture is isolated the smooth back of the body surface of sheet material and arranged near the core material of adjacent laminates plate.When suppressing between suitable lamination pressing plate, texture is isolated sheet material and is given the top layer of first laminated plate with texture and be used to make between first laminated plate and adjacent laminates plate and separate.
Use the well-known flat laminated compenent in lamination field that heat and/or pressure required in the lamination process is provided.
In enforcement of the present invention, can use antioxidant, anti-blocking agent, slipping agent, crosslinking agent, stabilizing agent, ultra-violet absorber, lubricant, blowing agent, antistatic additive, organic and inorganic combustion inhibitor, plasticizer, dyestuff, pigment, talcum, calcium carbonate, carbon black, mica, glass fibre, carbon fiber, aromatic polyamide resin, asbestos and other fillers known in the art as required.
Be used for polypropylene of the present invention can be further with one or more other thermoplastic blend or mix wherein.Other suitable thermoplastics comprise polyolefin, polyethylene especially, other polypropylene, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.Preferred polyethylene comprises LLDPE.
It only is for the present invention being described rather than being used for limiting the scope of claims of the present invention that following non-limiting examples is provided.Embodiment 1
Use 6 " * 6 " laboratory press is cooled off back embossing processing to 39 kinds of films of various forms.In order to produce texture, use 120 coarse sandpapers and 80 coarse sandpapers.The listed film sample of table 1 is cut into 6, and " square matches with sand paper and suppressed 1 minute under 1000psi.The colored film of colding pressing is suppressed with the decoration brown paper of resin dipping then, and the texture side is made high-pressure laminated plate to brown paper under high pressure compacting decorative laminate (HPDL) condition that this area crowd knows.All films are open and flat and pattern transferring not under the HPDL condition.
Table 1
Embodiment 2
| Title | Explanation | Thickness | Supplier | Model |
| Toray | Transparent | 2 mils | Toray?No?Kingstown， RI | ?OPP |
| Toray | Unglazed | 1 mil | ||
| Melinex?378 | Unglazed | 92ga | ICI?Hopewell，VA | ?PET |
| Melinex?HS2 | Fuzzy | 92ga | ICI | ?PET |
| Mylar?ED11 | Unglazed | 5 mils | Dupont | ?PET |
| Mylar?XM020 | Transparent | 2 mils | Dupont | ?PET |
| Dartek?C-917PA | Transparent | 2 mils | Dupont?Canada | Nylon |
| Phanex?YMC | Unglazed | 2 mils | Hoechst?Celenese | ?PET |
| Phanex?IHC | Transparent | 2 mils | Hoechst?Celenese | ?PET |
| Tedlar?TMR10SM3 | Unglazed | 1 mil | Dupont | ?PVF |
| Tedlar?TMR20SM3 | Unglazed | 2 mils | Dupont | ?PVF |
| XM020 | Transparent | 1 mil | Dupont | ?PEN |
| Embossed Laminated | Transparent | 2 mils | Cypress?Pkg | ?PET/OPP |
| Dartek?T420NA | Transparent | 1 mil | Dupont?Canada | Oriented nylon |
| Dartek?TC101NA | Transparent | 1 mil | Dupont?Canada | Casting nylon |
| Dartek?C101NA | Transparent | 2 mils | Dupont?Canada | Casting nylon |
| Mylar?100XM020LS | Fuzzy | 1 mil | Dupont | ?PET |
| Mylar?100XM020 | Fuzzy | 1 mil | Dupont | ?PET |
| Kapton?100HN | Golden/transparent | 1 mil | Dupont | ?PI |
| Kapton?200HN | Golden/transparent | 2 mils | Dupont | ?PI |
| Kapton?100HA | Golden/transparent | 1 mil | Dupont | ?PI |
| Kapton?200HA | Golden/transparent | 2 mils | Dupont | ?PI |
| Kapton?200JP | Golden/transparent | 2 mils | Dupont | ?PI |
| Kapton?100JP | Golden/transparent | 1 mil | Dupont | ?PI |
| Tedlar?TTR20SG4 | Transparent | 2 mils | Dupont | ?PVF |
| EX?399 | White | 2 mils | Exxon | ?CPP |
| EX?393 | White | 3 mils | Exxon | ?CPP |
| EX?355 | Unglazed | 3 mils | Phjllips?Joanna | ?PP |
| 3700?TIS | 3 mils | Moire?of?NC | Unknown | |
| Moire?763 | Transparent | 2 mils | Dupont | ?PET |
| Mylar?200J101 | Transparent | 2 mils | Dupont | ?PET |
| Mylar?200A | Transparent | 2 mils | Dupont | ?PET |
| Mylar?200D | Transparent | 2 mils | Dupont | ?PET |
| Mylar?640?GA?848 | Transparent | 6 mils | Dupont | ?PET |
| Mylar?200?J102 | Transparent | 2 mils | Dupont | ?PET |
| Mylar?200EL | Transparent | 2 mils | Dupont | ?PET |
| Mylar?200EB | Transparent | 2 mils | Dupont | ?PET |
| Melinex?378 | Unglazed | 2 mils | ICI | ?PET |
| Melinex?378 | Unglazed | 92ga | ICI | ?PET |
| Melinex?HS2 | Transparent | 92ga | ICI | ?PET |
Carry out a circulation, make PET and polypropylene (PP) heat embossing on aluminium wire netting.PET circulation be 350 °F 3.5 minutes.Polypropylene film was 290 following embossing 3.5 minutes.The listed film of embossing table 2 produces that a side has even grain and opposite side is the film sample of smooth surface in this way.When suppressing under the HPDL condition, all film samples all uniform texture is transferred on the laminate.Two film samples of having bought in the shop have even grain on a side and opposite side is a smooth surface.These two samples are Moire Fingerprint film and the Mylar 200WC available from Dupont.When these two samples are all suppressed under the HPDL condition uniform texture is transferred on the laminate.
Table 2
Embodiment 3
| ?Melinex?377，92?ga | ICI | ?PET |
| Mylar ED31,1 mil | Dupont | ?PET |
| Tedlar TMR102M3,1 mil | Dupont | ?PVF |
| 100XM020LS, 1 mil | Dupont | ?PEN |
| Kapton 100HN, 1 mil | Dupont | ?PI |
| Casting PP, 4 mils | PhilJo | ?PP |
| Casting PVC, 7 mils | Texas?T&R | ?PVC |
Obtain fluoropolymer resin and use 25mm co-rotating twin screw extruder flat extruding under following extrusion condition from external source:
Barrel zone temperature: 170 ℃
Die head section temperature: 170 ℃
Melt temperature: 175 ℃
Feeding rate: 201bf/hr
Sheet thickness: 10 mils
Extruded velocity: 100rpm
Use is carried out the casting embossing in the texture chill roll of 3 roll assembly central authorities of banking up to extrusion film.The chill roll of the embossing sand milling texture texturing of 350Ra.The listed polymer of table 3 is extruded in this mode.
Table 3
| The source | Title | Resin | % shifts | Laminate gloss |
| ?Chemiplas | ?N/A | ?PET | ?82 | ?3.0 |
| ?Exxon | ?Escorene?PD?4443 | ?PP | ?75 | ?7.0 |
| ?Eastman?Chemical?CO. | ?PET?10388 | ?PET | ?85 | ?3.0 |
| ?ICI?Americas | ?Melinar?PET | ?PET | ?85 | ?2.8 |
| ?Rexene?Products | ?PP?13T10A | ?PP | ?75 | ?3.2 |
| ?Rexene?Products | ?PP?13S10A | ?PP | ?70 | ?3.0 |
| ?Fina | ?EOD?97-06 | ?PP | ?75 | ?10.0 |
In all scenario, the film that makes causes a side that even grain is arranged and opposite side is a smooth surface.All samples is all transferred to even grain on the laminate under the HPDL condition.
The profilometer reading of MEASUREMENTS OF THIN and laminate is to estimate the amount of texture that shifts.Result such as table 3 are listed.Embodiment 4
Under the condition identical, extrude Fina EOD 97-06 and Exxon EscorinePD4443 with embodiment 3.Change the chill roll temperature to determine whether the chill roll temperature influences gloss.Use the standard method of film cause to prepare high-pressure laminated plate.The results are shown in Table 4.
Table 4
Embodiment 5
| The chill roll temperature | Laminate gloss | |
| ?Fina?EOD?9706 | ?75℃ | 12.6 |
| ?95℃ | 23.2 | |
| ?115℃ | 28.9 | |
| ?Exxon?PD?4443 | ?75℃ | 9.8 |
| ?95℃ | 13.6 | |
| ?115℃ | 20.0 |
In draw ratio is 30: 1, wide by 4.5 " single screw rod in Fina EOD 97-06 is expressed under contingent condition in the flat die of band chill roll casting section, to determine influence the condition of gloss and texture transfer.The 450Ra sand milling texture generation texture of first chill roll with the rubber rollers pairing.After extruding film was at room temperature worn out 48 hours, be used for then under standard HPDL condition, making high-pressure laminated plate.Superficial makings with Federal Surfanalyzer 5000 MEASUREMENTS OF THIN and laminate shifts percentage to determine texture.Condition and the results are shown in table 5.
Table 5
1 400 of barrel zone temperatures
| Sample number | Chill roll (°F) | Linear velocity (fpm) | Extruder speed | Thickness | Nip pressure | Texture shifts % | Laminate gloss |
| ?1 | ?150 | ?48 | ?76 | ?3.8 | ?18 | ?50 | ?6.6 |
| ?2 | ?150 | ?48 | ?76 | ?3.5 | ?55 | ?46 | ?5.9 |
| ?3 | ?150 | ?48 | ?76 | ?3.8 | ?35 | ?70 | ?6.4 |
| ?4 | ?150 | ?84 | ?135 | ?3.5 | ?38 | ?65 | ?7.3 |
| ?5 | ?150 | ?74 | ?135 | ?3.5 | ?38 | ?85 | ?7.5 |
| ?6 | ?150 | ?50 | ?65 | ?3.5 | ?35 | ?61 | ?5.7 |
| ?7 | ?150 | ?56 | ?56 | ?2.5 | ?35 | ?59 | ?4.8 |
| ?8 | ?150 | ?50 | ?67 | ?3.0 | ?35 | ?80 | ?5.6 |
| ?9 | ?90 | ?50 | ?78 | ?3.8 | ?35 | ?70 | ?3.1 |
| ?10 | ?90 | ?50 | ?78 | ?3.8 | ?18 | ?74 | ?3.9 |
| ?11 | ?90 | ?50 | ?78 | ?3.8 | ?55 | ?61 | ?3.3 |
| ?12 | ?230 | ?50 | ?78 | ?3.5 | ?55 | ?82 | ?9.4 |
| ?13 | ?230 | ?50 | ?78 | ?3.8 | ?18 | ?83 | ?9.4 |
| ?14 | ?230 | ?50 | ?78 | ?3.5 | ?35 | ?81 | ?11.6 |
| ?15 | ?230 | ?60 | ?78 | ?3.0 | ?35 | ?80 | ?11.2 |
| ?16 | ?230 | ?71 | ?78 | ?2.5 | ?35 | ?74 | ?10.9 |
| ?17 | ?230 | ?71 | ?78 | ?2.5 | ?55 | ?77 | ?8.3 |
| ?18 | ?230 | ?89 | ?77 | ?2.0 | ?55 | ?43 | ?9.5 |
2??????????400
3??????????400
4??????????415
5??????????450
6 480 head zone, 430 pipe joints, 410 melt temperatures, 451 head pressures, 1200 die pressures, 1050 extruded velocity 76RPM
Although specifically described illustrative embodiment of the present invention, should understand under the situation that does not deviate from main idea of the present invention and scope various other embodiments and be for a person skilled in the art understand and be easy to accomplish.Therefore, the scope of appended claims should not be limited to embodiment as herein described and explanation, and claims should be interpreted as and comprise that all are present in the feature that has patent novelty among the present invention, comprise that the skilled person in all fields involved in the present invention will be considered as the feature of its equivalent.
Claims (29)
1. a method that forms the grain decorating laminate comprises the steps:
(a) form two or more thermoplastic resin impregnated layer stacks, wherein one deck is a top layer in the resin impregnate layer;
(b) place the crystalline p p sheet of the grain surface with certain pattern so that grain surface next-door neighbour top layer wherein forms grain surface in this sheet material in the crystalline p p sheet forming process, this sheet material is in the above temperature of its softening point simultaneously;
(c) this stack and crystalline p p sheet heating pressurization are also formed the decorative laminate with grain decorating to be enough to that this pattern is pressed into top layer.
2. the process of claim 1 wherein that crystalline p p sheet comprises that melt flow is the polypropylene of about 1-20.
3. the method for claim 2, wherein the thickness of crystalline p p sheet is at least about 1 mil.
4. the method for claim 2, wherein crystalline p p sheet also comprises propylene and at least a other thermoplastic that is selected from polyolefin, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.
5. the method for claim 2, wherein between the peak valley of grain surface height Rz greater than about 100 μ inches.
6. the process of claim 1 wherein that crystalline p p sheet comprises the copolymer of Noblen or propylene and any other alpha-olefin.
7. the process of claim 1 wherein that crystalline p p sheet comprises that melt flow is the polypropylene of about 5-15.
8. the method for claim 7, wherein the thickness of crystalline p p sheet is at least about 1.5 mils.
9. the method for claim 8, wherein crystalline p p sheet also comprises propylene and at least a other thermoplastic that is selected from polyolefin, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.
10. the method for claim 8, wherein between the peak valley of grain surface height Rz greater than about 200 μ inches.
11. the process of claim 1 wherein that crystalline p p sheet comprises that melt flow is the polypropylene of about 7-12.
12. the method for claim 11, wherein the thickness of crystalline p p sheet is at least about 2 mils.
13. the method for claim 12, wherein crystalline p p sheet also comprises propylene and at least a other thermoplastic that is selected from polyolefin, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.
14. the method for claim 12, wherein between the peak valley of grain surface the height Rz greater than about 300 μ inches.
15. a decorative laminate laminated plate comprises:
(a) stack of two or more thermoplastic resin impregnated layers, wherein one deck is a top layer in the resin impregnate layer; With
(b) have the crystalline p p sheet of grain surface, this grain surface is near top layer, and wherein grain surface forms in this sheet material in the crystalline p p sheet forming process, and this sheet material is in the above temperature of its softening point simultaneously.
16. the laminated plate of claim 15, wherein crystalline p p sheet comprises that melt flow is the polypropylene of about 1-20.
17. the laminated plate of claim 16, wherein the thickness of crystalline p p sheet is at least about 1 mil.
18. the laminated plate of claim 16, wherein crystalline p p sheet also comprises propylene and at least a other thermoplastic that is selected from polyolefin, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.
19. the laminated plate of claim 16, wherein between the peak valley of grain surface the height Rz greater than about 100 μ inches.
20. the laminated plate of claim 15, wherein crystalline p p sheet comprises the copolymer of Noblen or propylene and any other alpha-olefin.
21. the laminated plate of claim 15, wherein crystalline p p sheet comprises that melt flow is the polypropylene of about 5-15.
22. the laminated plate of claim 21, wherein the thickness of crystalline p p sheet is at least about 1.5 mils.
23. the laminated plate of claim 22, wherein crystalline p p sheet also comprises propylene and at least a other thermoplastic that is selected from polyolefin, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.
24. the laminated plate of claim 22, wherein between the peak valley of grain surface the height Rz greater than about 200 μ inches.
25. the laminated plate of claim 15, wherein crystalline p p sheet comprises that melt flow is the polypropylene of about 7-12.
26. the laminated plate of claim 25, wherein the thickness of crystalline p p sheet is at least about 2 mils.
27. the laminated plate of claim 26, wherein crystalline p p sheet also comprises propylene and at least a other thermoplastic that is selected from polyolefin, polyester, polyacrylamide, polyamide, Merlon, polyurethane, polyacrylonitrile and butadiene-styrene.
28. the laminated plate of claim 26, wherein between the peak valley of grain surface the height Rz greater than about 300 μ inches.
29. decorative laminate with grain decorating, wherein grain decorating provides by contacting with the crystalline p p sheet with grain surface, and wherein grain surface forms in sheet material in the forming process of crystalline p p sheet, and this sheet material is in the above temperature of its softening point simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99106754 CN1240167A (en) | 1998-06-05 | 1999-05-19 | Textured release sheet, method of making textured decorative laminates therewith, and decorative laminate lay-ups including such sheet |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US092,480 | 1998-06-05 | ||
| CN 99106754 CN1240167A (en) | 1998-06-05 | 1999-05-19 | Textured release sheet, method of making textured decorative laminates therewith, and decorative laminate lay-ups including such sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1240167A true CN1240167A (en) | 2000-01-05 |
Family
ID=5272494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99106754 Pending CN1240167A (en) | 1998-06-05 | 1999-05-19 | Textured release sheet, method of making textured decorative laminates therewith, and decorative laminate lay-ups including such sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1240167A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101293364B (en) * | 2007-04-24 | 2014-04-02 | 迪乐公司 | Wood veneer surfaced decorative laminate product and method of making same |
| CN110913716A (en) * | 2017-04-24 | 2020-03-24 | 耐克创新有限合伙公司 | Article having UV radiation curable material adhered to textile and method of making the article |
| US11673294B2 (en) | 2017-04-24 | 2023-06-13 | Nike, Inc. | Transparent tooling for UV radiation curable rubber |
-
1999
- 1999-05-19 CN CN 99106754 patent/CN1240167A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101293364B (en) * | 2007-04-24 | 2014-04-02 | 迪乐公司 | Wood veneer surfaced decorative laminate product and method of making same |
| CN110913716A (en) * | 2017-04-24 | 2020-03-24 | 耐克创新有限合伙公司 | Article having UV radiation curable material adhered to textile and method of making the article |
| CN110913716B (en) * | 2017-04-24 | 2022-03-18 | 耐克创新有限合伙公司 | Article having UV radiation curable material adhered to textile and method of making the article |
| US11673294B2 (en) | 2017-04-24 | 2023-06-13 | Nike, Inc. | Transparent tooling for UV radiation curable rubber |
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