WO2007048731A1 - Film de resines aminoplastiques comprenant un papier impregne d’un melange de resines aminoplastiques comprenant des nanoparticules inorganiques - Google Patents

Film de resines aminoplastiques comprenant un papier impregne d’un melange de resines aminoplastiques comprenant des nanoparticules inorganiques Download PDF

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Publication number
WO2007048731A1
WO2007048731A1 PCT/EP2006/067474 EP2006067474W WO2007048731A1 WO 2007048731 A1 WO2007048731 A1 WO 2007048731A1 EP 2006067474 W EP2006067474 W EP 2006067474W WO 2007048731 A1 WO2007048731 A1 WO 2007048731A1
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WO
WIPO (PCT)
Prior art keywords
aminoplast resin
paper
inorganic nanoparticles
mixture
resin film
Prior art date
Application number
PCT/EP2006/067474
Other languages
German (de)
English (en)
Inventor
Marta Martin-Portugues
Christof JÄCKH
Ralph Lunkwitz
Martin Reif
Harm Wiese
Thomas Breiner
Maxim Peretolchin
Günter Scherr
Jakob Decher
Original Assignee
Basf Se
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basf Se filed Critical Basf Se
Priority to EP06807326A priority Critical patent/EP1943386A1/fr
Publication of WO2007048731A1 publication Critical patent/WO2007048731A1/fr

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47—Condensation polymers of aldehydes or ketones
    • D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
    • D21H17/51—Triazines, e.g. melamine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/06—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/42—Layered products comprising a layer of synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C5/00—Processes for producing special ornamental bodies
    • B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
    • B44C5/0469—Ornamental plaques, e.g. decorative panels, decorative veneers comprising a decorative sheet and a core formed by one or more resin impregnated sheets of paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/028—Paper layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/102—Oxide or hydroxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/406—Bright, glossy, shiny surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/584—Scratch resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2451/00—Decorative or ornamental articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2471/00—Floor coverings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2479/00—Furniture
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • D21H17/56—Polyamines; Polyimines; Polyester-imides
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/52—Additives of definite length or shape
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/18—Paper- or board-based structures for surface covering
    • D21H27/22—Structures being applied on the surface by special manufacturing processes, e.g. in presses
    • D21H27/26—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures
    • D21H27/28—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures treated to obtain specific resistance properties, e.g. against wear or weather

Definitions

  • An aminoplast resin film comprising paper impregnated with an aminoplast resin mixture containing inorganic nanoparticles
  • the invention relates to aminoplast resin films comprising a paper impregnated with an aminoplast resin mixture, the aminoplast resin mixture containing inorganic nanoparticles. Furthermore, the invention relates to a process for the preparation of Aminoplastharzfilme. In addition, the invention relates to laminates which contain the inventive Aminoplastharzfilme, optionally impregnated decorative paper, carrier material and optionally a saturated counter-pull.
  • Laminated bodies have long been known, for example, for the production of table tops, floor coverings or furniture. These laminates generally consist of a carrier material, a decor paper impregnated with aminoplast resin and optionally an overlay paper impregnated with aminoplast resin.
  • the overlay paper is located at the top of the laminated body and serves to protect the decor paper against external influences such as scratches, scratches, abrasion or the like.
  • the carrier material used is, for example, a plurality of superimposed kraft papers or MDF (medium density fiber) or HDF (high density fiber) plates usually impregnated with phenolic resin.
  • MDF medium density fiber
  • HDF high density fiber
  • the laminates have very good properties in terms of storage stability, formaldehyde emission, transparency, UV stability, grip or shine. With regard to abrasion resistance, however, there is a need for further improvements, in particular for laminates for floor coverings, table tops and furniture.
  • small hard alumina particles were used in the production of the overlay.
  • the alumina particles were sprayed onto the freshly soaked decorative paper.
  • EP-A 122 396 describes a process for the production of laminates in which first the overlay paper is pre-soaked with an aminoplast resin and acrylic resin mixture and then the pre-soaked overlay paper was impregnated in a second step with a mixture of aminoplast resin and small, hard particles.
  • EP-A 329 154 describes a process for the production of laminates wherein a paper web is impregnated with aminoplast resin and at least one side of the paper web with 2 to 20 g / m 2 of dry, hard particles, for example alumina, silica and / or carbide , coated, the particles having an average size of 1 to 80 microns.
  • WO 02/04207 describes a method for the production of floor elements, wherein the elements consist of a polyurethane core, which is equipped with a decorative cover layer.
  • the decorative layer is made by subjecting at least one overlay layer of aminoplast resin impregnated paper and a decorative layer of aminoplast resin impregnated paper and optionally a group of support layers under elevated temperature and pressure to at least partially cure the resin and hold the layers together.
  • aluminum oxide, silicon oxide and / or silicon carbide particles with a particle size of 50 nm to 150 ⁇ m are sprayed onto the uppermost layer. After the pretreatment of the decorative layer, this is connected to the core.
  • WO 03/040223 describes a mixture of a matrix material, a particle fraction with particle sizes in the nanometer range and a particle fraction with particle sizes in the micrometer range.
  • melamine resin is mentioned as the matrix material.
  • the mixtures are used as an additive in paints and varnishes.
  • the object of the present invention was therefore to find an aminoplast resin film which has improved resistance to external influences such as scratches, scratches, abrasion or the like and yet has the usual quality characteristics of an aminoplast resin film. Furthermore, a composite body should be found which has an improved abrasion or scratch resistance. In addition, the object was to find a simplified method for producing the composite body, which, for example, manages without the additional step of Aufspüsung of abrasive particles.
  • aminoplast resin films comprising a paper impregnated with an aminoplast resin mixture, wherein the aminoplast resin mixture contains inorganic nanoparticles, have been found to have improved scratch resistance.
  • inorganic nanoparticles it is advantageous to use aluminum oxide, silicon oxide, titanium dioxide, tin oxide, yttrium oxide, cerium oxide, zinc oxide and / or silicon carbide.
  • aluminum oxide, silicon oxide, titanium dioxide, tin oxide, yttrium oxide, cerium oxide, zinc oxide and / or silicon carbide Preferably, alumina, silica and / or silicon carbide are used.
  • These particles advantageously have an average particle diameter of from 2 to 500 nm, preferably from 3 to 150 nm, particularly preferably from 5 to 60 nm, in particular from 10 to 40 nm.
  • the inorganic nanoparticles are expediently present in homogeneous form in the aminoplast resin mixture.
  • the inorganic nanoparticles can also be present in heterogeneous form in the aminoplast resin mixture. In this case, however, they usually do not form a precipitate in the aminoplast resin mixture, but the mixture exhibits a slight haze and / or light scattering.
  • the inorganic nanoparticles in an amount of 0.05 to 70 wt .-%, preferably 0.1 to 50 wt .-%, and in particular 0.5 to 40 wt .-%, each based on the weight of the aqueous Aminoplastharzmischung used.
  • the inorganic nanoparticles are used in the form of an aqueous solution.
  • silica e.g. Aerosil® grades (Degussa AG), Levasil® grades (H.C. Starck), Ludox® grades (E.I. Du Pont de Nemours) or Bindzil® grades (Akzo Nobel Chemicals)
  • hydroxyaluminum oxide e.g. Disperal® grades (Sasol Germany GmbH)
  • alumina e.g. Nyacol® AI grades
  • titanium dioxide e.g. Hombitec® grades (Sachtleben Chemie GmbH
  • tin (IV) oxide e.g.
  • Nyacol® SN labels (vi) based on yttrium (III) oxide, e.g. Nyacol® YTTRIA brands, (vii) based on cerium (IV) oxide, e.g. Nyacol® Ce ⁇ 2 marks, or (viii) based on zinc oxide).
  • inorganic microparticles may also be present in the aminoplast resin mixture.
  • aluminum oxide, silicon oxide, titanium dioxide, tin oxide, yttrium oxide, cerium oxide, zinc oxide and / or silicon carbide are advantageously used.
  • alumina, silica and / or silicon carbide are used.
  • These particles advantageously have an average particle diameter of from 0.5 to 200 .mu.m, preferably from 0.75 to 150 .mu.m, and in particular from 1 to 50 .mu.m.
  • the inorganic microparticles in an amount of 0.01 to 10 wt .-%, preferably 0.02 to 7 wt .-%, and in particular 0.03 to 5 wt .-%, each based on the weight of the aqueous Aminoplastharzmischung used ,
  • the inorganic microparticles are used in the form of an aqueous solution.
  • the inorganic microparticles are suitably present in a homogeneous form in the aminoplast resin mixture.
  • the inorganic microparticles can also be present in heterogeneous form in the amino resin mixture. In this case, however, they usually do not form a precipitate in the aminoplast resin mixture, but the mixture exhibits a slight haze and / or light scattering.
  • Suitable crosslinkable aminoplastic resins are all resins known to the person skilled in the art, in particular melamine-urea-formaldehyde- and melamine-formaldehyde resin or mixtures thereof. These resins may be partially or fully etherified with alcohols, preferably C 1 to C 4 alcohols, in particular methanol. Preference is given to using etherified and unetherified melamine-urea-formaldehyde and melamine-formaldehyde resins or mixtures thereof, in particular etherified and / or unetherified melamine-formaldehyde resins, particularly preferably unetherified melamine-formaldehyde resins.
  • the aminoplast resin mixture of aminoplast resin, inorganic nanoparticles and optionally inorganic microparticles can be prepared, for example, by adding the inorganic nanoparticles and optionally inorganic microparticles to the aminoplast resin obtained.
  • the inorganic nanoparticles and optionally microparticles may already be present in the production of the aminoplast resin.
  • overlay papers and / or decorative papers known to the person skilled in the art can be used.
  • commercial overlay papers with ⁇ -cellulose containing corundum e.g. Papers from Mead or Schoeller and Hoesch, or free from corundum, e.g. Papers by Arjo Wiggins, or commercial decorative papers that have been dyed, printed or otherwise treated.
  • the overlay papers advantageously have a basis weight of 25 to 60 g / m 2, preferably from 25 to 50 g / m 2.
  • the decorative papers advantageously have a basis weight of 25 to 150 g / m 2 , preferably from 40 to 100 g / m 2 .
  • the aminoplast resin film according to the invention can be prepared by impregnating a paper with a generally homogeneous mixture of aminoplast resin, inorganic nanoparticles and optionally inorganic microparticles. For the production of abrasion-resistant aminoplast resin films, it is sufficient to soak the paper once with the described mixture.
  • the aminoplast resin film according to the invention is particularly suitable for coating carrier material.
  • the invention relates to a composite comprising amino resin films according to the invention and support material.
  • the layered body further comprises a counter-pull on the backside of the carrier material.
  • the return is suitably soaked with commercially available aminoplast resins.
  • the counter-pull is advantageously produced from so-called soda kraft papers or other suitable papers.
  • the decorative paper is impregnated with commercially available amino resins, if appropriate with admixture of nano- and / or microparticles.
  • the decor paper is customary decorative paper, as described above.
  • the carrier material used is advantageously MDF (Medium Density Fiber) or HDF (High Density Fiber) plates.
  • the invention relates to a method for producing laminates, in which the Aminoplastharzfilme invention are pressed together with the carrier material in one operation together.
  • the aminoplast resin film according to the invention is not subjected to any heat or pressure treatment which would cause the curing of the aminoplasts before the compression.
  • the aminoplast resin film is dried prior to compression by methods known to those skilled in the art.
  • the aminoplast resin film according to the invention is advantageously pressed uncured with the carrier material. Accordingly, no pretreatment of the decorative cover layer is required in the production of the composite according to the invention.
  • aminoplast resin film according to the invention Using three layers of aminoplast resin film according to the invention, decorative paper and support material or aminoplast resin film according to the invention, support material and countermix or inventive aminoplast resin film, overlay paper and Carrier material - or four layers - Aminoplast resin film according to the invention, decorative paper, support material and countermix, or aminoplast resin film, decorative paper, overlay paper and support material - or five layers - aminoplast resin film, decorative paper, overlay paper, support material and countermold - all layers are pressed together in one operation. All layers are expediently subjected to no heat or pressure treatment before pressing.
  • the laminated body according to the invention is particularly suitable for use as table tops or as a floor covering or for the production of furniture.
  • the turbidity time is determined by the following method: 20 g of the prepared mixture are placed in a glass tube and a boiling stone is added. The sample is heated to 100 ° C and held at this temperature until a white haze clearly becomes visible. The time that elapses from the beginning of heating until the occurrence of turbidity is called turbidity time.
  • the mixture was maintained at a temperature of 98 ° C and at a pH of about 9 until a cloud point of 1: 5 (45 ° C) was reached.
  • the resulting resin was cooled to room temperature. It had 1.6% by weight of silica particles, was transparent and showed slight light scattering.
  • a paper was impregnated with the resin solution obtained in Example 1 or 2 (see Table 1). It was used black decorative paper with a basis weight of 80 g / m 2 .
  • the impregnation process was carried out as follows: A bath of resin solution was prepared. The paper was dipped in the resin solution until completely wetted with it and completely covered by the resin solution. Thereafter, the excess of resin solution was removed by means of two rollers and then dried for 60 seconds at a temperature of 120 ° C. The paper was then pressed onto an MDF board at a pressure of 30 kN for 35 sec at a temperature of 190 ° C.
  • the resulting laminate was cooled. It had a high gloss; the appearance of the laminate was not affected by the nanoparticles it contained.
  • Example 3 a paper was soaked and dried. Further, an overlay paper having a basis weight of 25 g / m 2 was impregnated with the resin solution obtained in Example 1 or 2 (see Table 1). The impregnation process was carried out as follows: A bath with resin solution was prepared. The overlay paper was dipped in the resin solution until completely wetted with it and completely encompassed by the resin solution. Thereafter, with the aid of two rollers, the excess amount of resin solution was removed and then dried for 60 seconds at a temperature of 120 ° C. The paper and overlay paper were then pressed onto a MDF board at a pressure of 30 kN for 35 sec at a temperature of 190 ° C.
  • Scratch resistance was determined by evaluating the gloss difference before and after a scratch test.
  • the laminate prepared in Example 3 or 4 was placed in an automated apparatus in which the laminate was evenly scraped with sandpaper.
  • the gloss of the laminate was measured. The measurement was carried out by means of a glossmeter of the "micro-TRI-gloss" type from BYK-Gardner GmbH.
  • the EDS method allows statements about the presence and distribution of chemical elements in different substances.
  • the laminate 1 described in Example 3 contains 6% by weight of silica nanoparticles. It also shows a homogeneous distribution of the nanoparticles (measured by means of the silicon atoms) in the outer layer of the laminate (thickness: 1 ⁇ m).
  • This method can also be used to check whether any nanoparticles are contained in the laminate.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Laminated Bodies (AREA)

Abstract

L’invention concerne un film de résines aminoplastiques, comprenant un papier imprégné d’un mélange de résines aminoplastiques, ledit mélange de résines aminoplastiques comprenant des nanoparticules inorganiques. L’invention concerne également un procédé de fabrication dudit film de résines aminoplastiques. L’invention concerne également des corps stratifiés comprenant les films en résines aminoplastiques selon l’invention, le cas échéant du papier décoratif imprégné, un matériau de support et le cas échéant une couche inférieure imprégnée.
PCT/EP2006/067474 2005-10-27 2006-10-17 Film de resines aminoplastiques comprenant un papier impregne d’un melange de resines aminoplastiques comprenant des nanoparticules inorganiques WO2007048731A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP06807326A EP1943386A1 (fr) 2005-10-27 2006-10-17 Film de resines aminoplastiques comprenant un papier impregne d'un melange de resines aminoplastiques comprenant des nanoparticules inorganiques

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200510051756 DE102005051756A1 (de) 2005-10-27 2005-10-27 Aminoplastharzfilm, umfassend mit einer Aminoplastharzmischung, enthaltend anorganische Nanopartikel, getränktes Papier
DE102005051756.0 2005-10-27

Publications (1)

Publication Number Publication Date
WO2007048731A1 true WO2007048731A1 (fr) 2007-05-03

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PCT/EP2006/067474 WO2007048731A1 (fr) 2005-10-27 2006-10-17 Film de resines aminoplastiques comprenant un papier impregne d’un melange de resines aminoplastiques comprenant des nanoparticules inorganiques

Country Status (3)

Country Link
EP (1) EP1943386A1 (fr)
DE (1) DE102005051756A1 (fr)
WO (1) WO2007048731A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2065183A1 (fr) * 2007-11-30 2009-06-03 Flooring Technologies Ltd. Panneau comprenant une plaque de support avec une feuille de placage en bois véritable
WO2011113795A2 (fr) 2010-03-17 2011-09-22 Basf Se Mousse composite ignifugée
US8268912B2 (en) 2007-05-04 2012-09-18 Basf Se Process for preparing an aqueous composite-particle dispersion
US8481147B2 (en) 2007-06-19 2013-07-09 Dakor Melamin Imprägnierungen Gmbh Abrasion resistant decorative sheet, especially overlay, having a particular optical effect
WO2015043647A1 (fr) 2013-09-27 2015-04-02 Kronoplus Technical Ag Dispersion servant à produire des surfaces résistantes à l'abrasion

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007008468A1 (de) * 2007-02-19 2008-08-21 Clariant International Ltd. Laminate enthaltend Metalloxid-Nanopartikel
DE102007025135B3 (de) * 2007-05-30 2009-02-05 Flooring Technologies Ltd. Holzwerkstoffplatte und Verfahren zur Herstellung
DE202007018099U1 (de) * 2007-12-21 2009-05-14 Witex Flooring Products Gmbh Fußbodenplatte
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