WO2023213792A1 - Composition, preparation for the same and use thereof - Google Patents

Composition, preparation for the same and use thereof Download PDF

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Publication number
WO2023213792A1
WO2023213792A1 PCT/EP2023/061507 EP2023061507W WO2023213792A1 WO 2023213792 A1 WO2023213792 A1 WO 2023213792A1 EP 2023061507 W EP2023061507 W EP 2023061507W WO 2023213792 A1 WO2023213792 A1 WO 2023213792A1
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Prior art keywords
agitation
composition
mixing
minutes
binder
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PCT/EP2023/061507
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French (fr)
Inventor
Bo Peng
Zhong Zeng
Yanhua SANG
Zhaoming Liu
Ruikang TANG
Original Assignee
Basf Se
Zhejiang University
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Publication of WO2023213792A1 publication Critical patent/WO2023213792A1/en

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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/66Additives characterised by particle size
    • C09D7/67Particle size smaller than 100 nm
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/32Phosphorus-containing compounds
    • C08K2003/321Phosphates
    • C08K2003/325Calcium, strontium or barium phosphate

Definitions

  • the present invention relates to a composition containing binder and metal inorganic salt cluster, its preparation, and the use thereof for coating, more specifically use thereof for surface coating, including but not limited to flooring coating.
  • Hardness is one of the most important properties for many kinds of coatings, especially the surface coating, including but not limited to floor coating, industrial coating, and wood coating, etc..
  • 2K system with isocyanate crosslinking is often used in suface coating.
  • 1 K system is always more attractive because of the convenience in application.
  • it is also desireable to have good performance regarding modulus, abrasion resisitance, scratch resistance and chemcial resistance for the surface coating.
  • a surface coating with good performance on at least one of the properties of hardness, modulus, abrasion resistance, scratch resistance and chemical resistance preferably having good performance on both hardness as well as modulus, abrasion resistance, scratch resistance and chemical resistance.
  • Another objective of the present disclose is to provide a method to prepare the composition of the present disclosure.
  • the third objective of the present disclose is to provide the use of said composition in coating, preferably surface coating.
  • polymer or “polymers”, as used herein, includes both homopolymer(s), that is, polymers prepared from a single reactive compound, and copolymer(s), that is, polymers prepared by reaction of at least two polymer forming reactive, monomeric compounds.
  • salt means a chemical compound consisting of an ionic assembly of cations and anions.
  • One objective of the present disclosure is to provide a composition comprising at least one binder and at least one metal inorganic salt cluster, wherein said at least one metal inorganic salt cluster is represented by M a Xb, wherein M is a metal cation, X is inorganic anion, a, b each independently is an integer of 1 to 3.
  • composition comprising at least one binder and at least one metal inorganic salt cluster of the present disclose
  • the resulted composition shows good hardness as well as at least one of the properties of modulus, abrasion resistance, scratch resistance and chemical resistance.
  • the term “binder” as used herein refers to organic, polymeric compounds which are responsible for forming film among other components of the coating composition.
  • the coating composition may comprise at least one binder.
  • the binder may be present in an amount of 1 to 90 wt.%, more preferably 20 to 80 wt.%, most preferably 50 to 70 wt.%, based on the total weight of the coating composition.
  • the binder may be present in an amount of 1 to 80 wt.%, or 3 to 50 wt.%, based on the total weight of the coating composition.
  • Binders which are useful for the composition include, but are not limited to, alkyd resins, epoxy resins, polyurethanes, vinyl acetate/ethylene copolymers, water glasses, more particularly potassium waterglasses, and also binders based on (meth)acrylate, styrene and/or vinyl esters such as styrene acrylates or butyl acrylates.
  • the binder comprises polymer and/or co-polymer of vinyl acetate, ethylene, styrene, (meth)acrylates, butyl acrylates or mixtures of these polymers and/or copolymer.
  • the binder comprises polyurethanes, (meth)acrylates, alkyd resins, epoxy resins and any mixture thereof.
  • the binder comprises (meth)acrylates, polyurethanes, or any mixture thereof.
  • the solid content of binder in the present disclosure is 20 to 65%, preferably 25 to 60%, more preferably 30 to 50%.
  • the metal cation M in the metal inorganic salt cluster is monovalent, divalent or tervalence metal cation.
  • Example of such metal cation include but not limited to Na + , K + , Be 2+ , Ca 2+ , Mg 2+ , Sr 2+ , Ba 2+ and Al 3+ .
  • the metal cation M is divalent metal.
  • Example of such metal cation include but not limited to Ca 2+ , Mg 2+ , Sr 2+ and Ba 2+ . More preferably the metal cation M is Ca 2+ , Mg 2+ and Ba 2+ ; most preferably Ca 2+ .
  • the anion X in the metal inorganic salt cluster is a divalent or tervalence anion.
  • Example of such anion include but not limited to CCh 2 ' and PO 4 3 ', preferably the anion X is PO 4 3 ’.
  • the particle size of metal inorganic salt cluster is 0.4 to 9 nm or 0.4 to 7nm, preferably 0.4 to 5nm or 0.6 to 5nm, more preferably 0.4 to 3 nm or 0.6 to 2nm, most preferably 0.6 to 1 ,5nm or 0.8 to 1 ,2nm.
  • the particle size of metal inorganic salt is measured by transmission electron microscopy (TEM, HT-7700, Hitachi, Japan).
  • the particle size of metal inorganic salt of the present disclosure is calculated by the average particle size of the particle size of 100 particles obtained from TEM image.
  • the metal inorganic salt cluster is present in the amount of 0.1 to 10 wt.%, preferably 0.3 to 8 wt.%, more preferably 0.5 to 5 wt.%, most preferably 1 to 3 wt.% based on the weight of the composition.
  • the metal inorganic salt cluster is prepared according to the process disclosed in CN110157132B.
  • the metal inorganic salt cluster of Cas(PO 4 )2 could be preared via the process as below: adding triethylamine as stablizer, CaCl2'2H2O as Ca source, HsPO 4 as phosphorus source into the organic solvent to generate the metal inorganic salt cluster of Cas(PO 4 )2, wherein the reaction temperature is around 25°C .
  • the organic solvent could be any of commonly used organic solvent, examples of such organic solvent are ethanol, glycol and glycerol or the mixture thereof.
  • the solid content of the composition in the present disclosure is 10 to 80%, preferably 20 to 65%, more preferably 25 to 60%, most preferably 25 to 50%.
  • Another objective of the present disclose is to provide a method to prepare the composition of the present invention.
  • the composition is prepared by mixing at least one binder and at least one metal inorganic cluster under room temperature; optionally other components of at least one of pigment, filler, solvent, preservative, thickener, dispersant and defoamer are added under agitation.
  • the third objective of the present disclose is to provide the use of such composition in surface coating.
  • the surface coating composition may contain further components, such as pigment, filler, solvent, water, and further additives such as preservative, thickener, dispersant and defoamer.
  • Suitable pigment includes, for example, inorganic white pigments, such as titanium dioxide, barium sulfate, zinc oxide, zinc sulfide, basic lead carbonate, antimony trioxide, and lithopones; inorganic colored pigments, such as iron oxides, carbon black, graphite, zinc yellow, zinc green, Ultramarin, manganese black, antimony black, and manganese violet; organic color pigments, such as indigo, azo dyes, anthraquinoids and indidental dyes, as well as dioxazine, quinacridone, phthalocyanine, isoindolinone and metal complex pigments. Also suitable are synthetic white pigments with air inclusions for increasing light scattering, such as the Rhopaque® dispersions.
  • inorganic white pigments such as titanium dioxide, barium sulfate, zinc oxide, zinc sulfide, basic lead carbonate, antimony trioxide, and lithopones
  • inorganic colored pigments such as iron oxides, carbon
  • the pigment may be present, if present, in an amount of 20 to 80 wt.%, preferably 50 to 75 wt.% in the case of wall paints, or in an amount of no more than 25 wt.%, preferably no more than 15 wt.%, most preferably no more than 10 wt.% in the case of transparent or semi-transparent coatings, based on the total weight of the coating composition.
  • Suitable filler includes, for example, kaolin, talc, mica, magnesite, alkaline earth carbonates such as calcite or chalk, magnesium carbonate, dolomite, alkaline earth sulfates such as calcium sulfate, silicon compounds such as silicon dioxide or aluminum silicates or magnesium aluminum silicates, and aluminum oxide or aluminum oxide hydrate.
  • the filler may be present, if present, in an amount of 1 to 90 wt.%, preferably 20 to 60 wt.% in the case of wall paint, or in an amount of no more than 5 wt.%, preferably no more than 2 wt.%, most preferably no more than 1 wt.% in the case of transparent or semi-transparent coatings, based on the total weight of the coating composition.
  • Suitable organic solvent includes, for example, trimethylpentane, propylene glycol or dipropylene glycol butyl ether.
  • the organic solvent may be present, if present, in an amount of less than 5 wt.%, based on the total weight of the coating composition.
  • Suitable preservative includes, for example, isothiazolinone preparations such as 2-methyl-2H- isothiazol-3-one or 1 ,2-benzisothiazolin-3H-one.
  • the preservative may be present in an amount of less than 2 wt.%, preferably less than 0.3 wt.%, based on the total weight of the coating composition.
  • Suitable thickener includes, for example, cellulose ethers, bentonite, polysaccharides, fumed silica, phyllosilicates, or polyurethane thickeners.
  • the thickener may be present in an amount of less than 1 wt.%, preferably less than 0.6 wt.%, based on the total weight of the coating composition.
  • Suitable dispersant includes, for example, alkylbenzenesulfonates, polycarboxylates, fatty acid amines or salts of polyacrylic acids.
  • the dispersant may be present in an amount of less than 2 wt.%, preferably 0.001 to 0.5 wt.%, based on the total weight of the coating composition.
  • Suitable defoamer includes, for example, poly(organo)siloxanes, silicone oils or mineral oils. The defoamer may be present in an amount of less than 1 wt.%, more preferably 0 to 0.5 wt.%, based on the total weight of the coating composition.
  • Triethylamine (TEA, ⁇ Hs ⁇ N; 99%) from Sinopharm Chemical Reagent Co., Ltd..China.
  • HAP Hydroxyapatite nanoparticles from Aladdin’s Reagent Co., Ltd., China
  • Anticide MBS from Thor
  • Omyacarb 2 powder from Omya
  • Omyacarb 5 powder from Omya
  • Talc 800 mesh powder from Shandong jinqi minerals Co., Ltd.
  • Binder A Acronal EDGE 6283 from BASF, acrylic dispersion with butyl acrylate, styrene and acrylic acid as monomers, solid content is 42.1%
  • Binder B HPUD 1591 from Si.m, polyurethane dispersion with isophorone diisocyanate, polycarbonate and dimethylolpropionic acid, solid content is 36%
  • binder A 72.68 g of binder A was mixed uniformly with 30.5 g of CPOs obtained from above process to form a homogeneous emulsion.
  • 6 g of BDG was charged to the above-mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained.
  • 0.4 g of Anticide MBS and 1.32 g of water were charged with agitation and mixing for 1 minute.
  • binder B 85 g was mixed uniformly with 71.4 g of CPOs obtained from above process to form a homogeneous emulsion.
  • 3 g of DPND and 2 g of Texonal were charged to the above- mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained.
  • 0.4 g of Anticide MBS was charged with agitation and mixing for 1 minute.
  • 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes.
  • binder A 72.68 g of binder A was charged with agitation, 6 g of BDG was further charged with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS and 1.32 g of water were charged with agitation and mixing for 1 minute.
  • binder A 72.68 g of binder A was mixed uniformly with 1.525 g of HAP to form a homogeneous emulsion, 6 g of BDG was further charged with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS and 1.32 g of water were charged with agitation and mixing for 1 minute.
  • binder B 85 g of binder B was charged with agitation, 3 g of DPND and 2 g of Texonal were charged to the above-mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS was charged with agitation and mixing for 1 minute.
  • binder B 85 g was mixed uniformly with 3.57 g of HAP to form a homogeneous emulsion, 3 g of DPND and 2 g of Texonal were charged to the above-mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS was charged with agitation and mixing for 1 minute.
  • compositions were applied to the non-asbestos fiber cement plate using a manual film applicator and the thickness of scraping coating was150 pm.
  • the intermediate drying time between the first and the second coating was 24 h. Then drying the samples at the condition of 23 °C and 50% relative humidity for 1 week after application of the last composition.
  • the testing instrument and operating procedures were preceded according to GB/T 6739-2006.
  • the type of rubber grinding wheel chosen was CS-17 and the load of each rubber grinding wheel was 750 g. All the compositions were pre-ground for 100 rotations and the weight was set as wi. After abrasion for 500 rotations, the weight of the sample was set as W2. The value difference between wi and W2 reflect the abrasion resistance ability.
  • sample preparation was consistent with hardness test. Adding a few drops of liquid to the test plate, including water, oil, 10% of H2SO4 solution and 20% of NaOH solution. The testing times were 168 h, 72 h, 48 h and 72 h for each liquid, respectively. After the testing, washing the test area with water, and the discoloration of the samples were checked.
  • Nanoindentation modulus test were carried out by an Agilent G200 Nano Indenter equipped with continuous stiffness measurement modulem, the average value was calculated according to the five tests.
  • Microscratch tests were performed using a microscratch tester (UNHT/MCT/MST, Anton Paar GmbH, Austria). All scratch testing samples were conducted at a constant normal load of 100 mN with a velocity of 200 pm min -1 . For each sample, five scratches were made in each test region. The scratch distance was 500 pm and each scratch was at least 50 pm away from the next scratch. The average scratching contact depth value at different distance of each scratch was calculated. Finally, the average value was calculated again according to the five scratches.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
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Abstract

The present invention relates to a composition containing binder and metal inorganic salt cluster, its preparation, and the use thereof for coating, more specifically use thereof for surface coating, including but not limited to flooring coating. The composition shows good performance on both hardness as well as modulus, abrasion resistance, scratch resistance and chemical resistance.

Description

COMPOSITION, PREPARATION FOR THE SAME AND USE THEREOF
Field of the Invention
The present invention relates to a composition containing binder and metal inorganic salt cluster, its preparation, and the use thereof for coating, more specifically use thereof for surface coating, including but not limited to flooring coating.
Background
Hardness is one of the most important properties for many kinds of coatings, especially the surface coating, including but not limited to floor coating, industrial coating, and wood coating, etc.. To achieve excellent hardness, 2K system with isocyanate crosslinking is often used in suface coating. However, 1 K system is always more attractive because of the convenience in application. Moreover, besides hardness, it is also desireable to have good performance regarding modulus, abrasion resisitance, scratch resistance and chemcial resistance for the surface coating.
Therefore, there is a need for a surface coating with good performance on at least one of the properties of hardness, modulus, abrasion resistance, scratch resistance and chemical resistance; preferably having good performance on both hardness as well as modulus, abrasion resistance, scratch resistance and chemical resistance.
Summary of the Invention
One objective of the present disclosure is to provide a composition comprising at least one binder and at least one metal inorganic salt cluster, wherein said at least one metal inorganic salt cluster is represented by MaXb, wherein M is metal cation, X is inorganic anion, a, b each independently is an integer of 1 to 3.
Another objective of the present disclose is to provide a method to prepare the composition of the present disclosure.
The third objective of the present disclose is to provide the use of said composition in coating, preferably surface coating.
Detailed Description of the Invention
Unless otherwise specified, all terms/terminology/nomenclatures used herein have the same meaning as commonly understood by the skilled person in the art to which this invention belongs to.
Expressions “a”, “an” and “the”, when used to define a term, include both the plural and singular forms of the term.
The term “polymer” or “polymers”, as used herein, includes both homopolymer(s), that is, polymers prepared from a single reactive compound, and copolymer(s), that is, polymers prepared by reaction of at least two polymer forming reactive, monomeric compounds. The term “salt” means a chemical compound consisting of an ionic assembly of cations and anions.
The designation (meth)acrylate and similar designations are used herein as an abbreviated notation for “acrylate and/or methacrylate”.
All percentages and ratios denote weight percentages and weight ratios unless otherwise specified.
One objective of the present disclosure is to provide a composition comprising at least one binder and at least one metal inorganic salt cluster, wherein said at least one metal inorganic salt cluster is represented by MaXb, wherein M is a metal cation, X is inorganic anion, a, b each independently is an integer of 1 to 3.
It was surprisingly found that when a composition comprising at least one binder and at least one metal inorganic salt cluster of the present disclose, the resulted composition shows good hardness as well as at least one of the properties of modulus, abrasion resistance, scratch resistance and chemical resistance.
The term “binder” as used herein refers to organic, polymeric compounds which are responsible for forming film among other components of the coating composition. The coating composition may comprise at least one binder. The binder may be present in an amount of 1 to 90 wt.%, more preferably 20 to 80 wt.%, most preferably 50 to 70 wt.%, based on the total weight of the coating composition. Particularly, for surface coating, including but not limited to floor coatings, wall coatings and wall coatings as well as coatings for windows and doors, the binder may be present in an amount of 1 to 80 wt.%, or 3 to 50 wt.%, based on the total weight of the coating composition.
There is no particular restriction on the binder that may be present in the present disclosure. Binders which are useful for the composition include, but are not limited to, alkyd resins, epoxy resins, polyurethanes, vinyl acetate/ethylene copolymers, water glasses, more particularly potassium waterglasses, and also binders based on (meth)acrylate, styrene and/or vinyl esters such as styrene acrylates or butyl acrylates.
For example, in one embodiment, the binder comprises polymer and/or co-polymer of vinyl acetate, ethylene, styrene, (meth)acrylates, butyl acrylates or mixtures of these polymers and/or copolymer. In another embodiment, the binder comprises polyurethanes, (meth)acrylates, alkyd resins, epoxy resins and any mixture thereof. In one preferred embodiment, the binder comprises (meth)acrylates, polyurethanes, or any mixture thereof.
In another embodiment, the solid content of binder in the present disclosure is 20 to 65%, preferably 25 to 60%, more preferably 30 to 50%. In one embodiment, the metal cation M in the metal inorganic salt cluster is monovalent, divalent or tervalence metal cation. Example of such metal cation include but not limited to Na+, K+, Be2+, Ca2+, Mg2+, Sr2+, Ba2+ and Al3+. In a preferred embodiment, the metal cation M is divalent metal. Example of such metal cation include but not limited to Ca2+, Mg2+, Sr2+ and Ba2+. More preferably the metal cation M is Ca2+, Mg2+ and Ba2+; most preferably Ca2+.
In another embodiment, the anion X in the metal inorganic salt cluster is a divalent or tervalence anion. Example of such anion include but not limited to CCh2' and PO4 3', preferably the anion X is PO4 3’.
In one embodiment, the particle size of metal inorganic salt cluster is 0.4 to 9 nm or 0.4 to 7nm, preferably 0.4 to 5nm or 0.6 to 5nm, more preferably 0.4 to 3 nm or 0.6 to 2nm, most preferably 0.6 to 1 ,5nm or 0.8 to 1 ,2nm. The particle size of metal inorganic salt is measured by transmission electron microscopy (TEM, HT-7700, Hitachi, Japan). The particle size of metal inorganic salt of the present disclosure is calculated by the average particle size of the particle size of 100 particles obtained from TEM image.
In another embodiment, the metal inorganic salt cluster is present in the amount of 0.1 to 10 wt.%, preferably 0.3 to 8 wt.%, more preferably 0.5 to 5 wt.%, most preferably 1 to 3 wt.% based on the weight of the composition.
The metal inorganic salt cluster is prepared according to the process disclosed in CN110157132B. For example, the metal inorganic salt cluster of Cas(PO4)2 could be preared via the process as below: adding triethylamine as stablizer, CaCl2'2H2O as Ca source, HsPO4as phosphorus source into the organic solvent to generate the metal inorganic salt cluster of Cas(PO4)2, wherein the reaction temperature is around 25°C . The organic solvent could be any of commonly used organic solvent, examples of such organic solvent are ethanol, glycol and glycerol or the mixture thereof.
In another embodiment, the solid content of the composition in the present disclosure is 10 to 80%, preferably 20 to 65%, more preferably 25 to 60%, most preferably 25 to 50%.
Another objective of the present disclose is to provide a method to prepare the composition of the present invention.
In one embodiment, the composition is prepared by mixing at least one binder and at least one metal inorganic cluster under room temperature; optionally other components of at least one of pigment, filler, solvent, preservative, thickener, dispersant and defoamer are added under agitation.
The third objective of the present disclose is to provide the use of such composition in surface coating. Additionally, the surface coating composition may contain further components, such as pigment, filler, solvent, water, and further additives such as preservative, thickener, dispersant and defoamer.
Suitable pigment includes, for example, inorganic white pigments, such as titanium dioxide, barium sulfate, zinc oxide, zinc sulfide, basic lead carbonate, antimony trioxide, and lithopones; inorganic colored pigments, such as iron oxides, carbon black, graphite, zinc yellow, zinc green, Ultramarin, manganese black, antimony black, and manganese violet; organic color pigments, such as indigo, azo dyes, anthraquinoids and indidental dyes, as well as dioxazine, quinacridone, phthalocyanine, isoindolinone and metal complex pigments. Also suitable are synthetic white pigments with air inclusions for increasing light scattering, such as the Rhopaque® dispersions. The pigment may be present, if present, in an amount of 20 to 80 wt.%, preferably 50 to 75 wt.% in the case of wall paints, or in an amount of no more than 25 wt.%, preferably no more than 15 wt.%, most preferably no more than 10 wt.% in the case of transparent or semi-transparent coatings, based on the total weight of the coating composition.
Suitable filler includes, for example, kaolin, talc, mica, magnesite, alkaline earth carbonates such as calcite or chalk, magnesium carbonate, dolomite, alkaline earth sulfates such as calcium sulfate, silicon compounds such as silicon dioxide or aluminum silicates or magnesium aluminum silicates, and aluminum oxide or aluminum oxide hydrate. The filler may be present, if present, in an amount of 1 to 90 wt.%, preferably 20 to 60 wt.% in the case of wall paint, or in an amount of no more than 5 wt.%, preferably no more than 2 wt.%, most preferably no more than 1 wt.% in the case of transparent or semi-transparent coatings, based on the total weight of the coating composition.
Suitable organic solvent includes, for example, trimethylpentane, propylene glycol or dipropylene glycol butyl ether. The organic solvent may be present, if present, in an amount of less than 5 wt.%, based on the total weight of the coating composition.
Suitable preservative includes, for example, isothiazolinone preparations such as 2-methyl-2H- isothiazol-3-one or 1 ,2-benzisothiazolin-3H-one. The preservative may be present in an amount of less than 2 wt.%, preferably less than 0.3 wt.%, based on the total weight of the coating composition.
Suitable thickener includes, for example, cellulose ethers, bentonite, polysaccharides, fumed silica, phyllosilicates, or polyurethane thickeners. The thickener may be present in an amount of less than 1 wt.%, preferably less than 0.6 wt.%, based on the total weight of the coating composition.
Suitable dispersant includes, for example, alkylbenzenesulfonates, polycarboxylates, fatty acid amines or salts of polyacrylic acids. The dispersant may be present in an amount of less than 2 wt.%, preferably 0.001 to 0.5 wt.%, based on the total weight of the coating composition. Suitable defoamer includes, for example, poly(organo)siloxanes, silicone oils or mineral oils. The defoamer may be present in an amount of less than 1 wt.%, more preferably 0 to 0.5 wt.%, based on the total weight of the coating composition.
The present invention is further demonstrated and exemplified in the following Examples, however, without being limited to the embodiments described in the Examples.
Examples
Following materials were used in preparation of the composition and test of the composition.
In the following description, the part and percentage values are in wt.%, unless otherwise specified.
Calcium chloride dihydrate (CaCl2'2H2O, 99.0%) from Sigma-Aldrich (USA) Phosphoric acid (>85%) from Sinopharm Chemical Reagent Co., Ltd., China.
Triethylamine (TEA, ^Hs^N; 99%) from Sinopharm Chemical Reagent Co., Ltd..China.
Ethanol (C2H5OH, 99.7%) from Sinopharm Chemical Reagent Co., Ltd..China.
HAP: Hydroxyapatite nanoparticles from Aladdin’s Reagent Co., Ltd., China
BDG: Ethylene Glycol Dibutyl Ether from Sinopharm Chemical Reagent Co., Ltd., China
AMP 95: from dow chemical
Anticide MBS: from Thor
Dispex CX 4320: from BASF
Foamstar SI 2210: from BASF
Clariant Colanyl Black N131-CN from Clariant
Kronos 2310 powder: from Dupont
Omyacarb 2 powder: from Omya
Omyacarb 5 powder: from Omya
Talc 800 mesh powder: from Shandong jinqi minerals Co., Ltd.
DPND: Dipropylene Glycol butyl ether from Sinopharm Chemical Reagent Co., Ltd., China Texonal: from Esatman
Rhevious PU 1331 : from BASF
Binder A: Acronal EDGE 6283 from BASF, acrylic dispersion with butyl acrylate, styrene and acrylic acid as monomers, solid content is 42.1%
Binder B: HPUD 1591 from Siwochem, polyurethane dispersion with isophorone diisocyanate, polycarbonate and dimethylolpropionic acid, solid content is 36%
Preparation of CPOs
5.88 g of CaCI2'2H2O was dissolved in 0.8 L of ethanol. Then, 110.9 mL of TEA was added to the above-mentioned solution under magnetic stirring for 30 min at room temperature. A H3PO4 alcohol solution (2.09 mL of H3PO4 dissolved in 40 mL of ethanol) was then added to the above- mentioned solution under magnetic stirring overnight at room temperature. The gel was obtained by centrifugation at 8000 rpm and rinsed with ethanol several times. The CPOs was obtained with solid content of 5%. The size of CPOs prepared was 0.98 nm. Example 1
First, 72.68 g of binder A was mixed uniformly with 30.5 g of CPOs obtained from above process to form a homogeneous emulsion. 6 g of BDG was charged to the above-mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS and 1.32 g of water were charged with agitation and mixing for 1 minute. 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes, 1.2 g of Clariant Colanyl Black N131-CN was added with agitation and mixing for 2 minutes. Then 16 g of Kronos 2310 powder, 8 g of Omyacarb 2 powder, 9 g of Omyacarb 5 powder and 3.4 g of Talc 800 mesh powder were added with agitation and mixing until the mixture was dispersed. After blending for 20 minutes at high speed (i.e., 900 rpm) to achieve a Hegman grind of 5.5 or greater, another part of homogeneous emulsion of 72.68 g of binder A and 30.5 g of CPOs obtained from above process was charged with agitation and mixing for 2 minutes. Finally, 0.6 g of Foamstar SI 2210 was charged again with agitation.
Example 2
First, 85 g of binder B was mixed uniformly with 71.4 g of CPOs obtained from above process to form a homogeneous emulsion. 3 g of DPND and 2 g of Texonal were charged to the above- mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS was charged with agitation and mixing for 1 minute. 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes. 1.2 g of Clariant Colanyl Black N131-CN was added with agitation and mixing for 2 minutes. Then 16 g of Kronos 2310 powder, 8 g of Omyacarb 2 powder, 9 g of Omyacarb 5 powder and 3.4 g of Talc 800 mesh powder were added with agitation and mixing until the mixture was dispersed. After blending for 20 minutes at high speed (i.e., 900 rpm) to achieve a Hegman grind of 5.5 or greater, another part homogeneous emulsion of 85 g of binder B and 71.4 g of CPOs obtained from above process was charged with agitation and mixing for 2 minutes. Finally, 0.6 g of Foamstar SI 2210 was charged again with agitation.
Comparative Example 1
First, 72.68 g of binder A was charged with agitation, 6 g of BDG was further charged with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS and 1.32 g of water were charged with agitation and mixing for 1 minute. 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes, 0.6 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes, 1.2 g of Clariant Colanyl Black N131-CN was added with agitation and mixing for 2 minutes. Then 16 g of Kronos 2310 powder, 8 g of Omyacarb 2 powder, 9 g of Omyacarb 5 powder and 3.4 g of Talc 800 mesh powder were added with agitation and mixing until the mixture was dispersed. After blending for 20 minutes at high speed (i.e., 900 rpm) to achieve a Hegman grind of 5.5 or greater, another part of homogeneous emulsion of 72.68 g of binder A was charged with agitation and mixing for 2 minutes. Finally, 0.6 g of Foamstar SI 2210 was charged again with agitation. Comparative Example 2
First, 72.68 g of binder A was mixed uniformly with 1.525 g of HAP to form a homogeneous emulsion, 6 g of BDG was further charged with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS and 1.32 g of water were charged with agitation and mixing for 1 minute. 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes, 0.6 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes, 1.2 g of Clariant Colanyl Black N131-CN was added with agitation and mixing for 2 minutes. Then 16 g of Kronos 2310 powder, 8 g of Omyacarb 2 powder, 9 g of Omyacarb 5 powder and 3.4 g of Talc 800 mesh powder were added with agitation and mixing until the mixture was dispersed. After blending for 20 minutes at high speed (i.e. , 900 rpm) to achieve a Hegman grind of 5.5 or greater, another part of homogeneous emulsion of 72.68 g of binder A and 1.525 g of HAP was charged with agitation and mixing for 2 minutes. 0.6 g of Foamstar SI 2210 was charged again with agitation. Finally, 0.6 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes,
Comparative Example 3
First, 85 g of binder B was charged with agitation, 3 g of DPND and 2 g of Texonal were charged to the above-mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS was charged with agitation and mixing for 1 minute. 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes, 2 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes, 1 .2 g of Clariant Colanyl Black N131- CN was added with agitation and mixing for 2 minutes. Then 16 g of Kronos 2310 powder, 8 g of Omyacarb 2 powder, 9 g of Omyacarb 5 powder and 3.4 g of Talc 800 mesh powder were added with agitation and mixing until the mixture was dispersed. After blending for 20 minutes at high speed (i.e., 900 rpm) to achieve a Hegman grind of 5.5 or greater, another part homogeneous emulsion of 85 g of binder B was charged with agitation and mixing for 2 minutes. 0.6 g of Foamstar SI 2210 was charged again with agitation. Finally, 2 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes.
Comparative Example 4
First, 85 g of binder B was mixed uniformly with 3.57 g of HAP to form a homogeneous emulsion, 3 g of DPND and 2 g of Texonal were charged to the above-mentioned emulsion with agitation and mixing for 2 minutes; 2 g of AMP 95 was slowly charged with agitation and mixing until homogenous emulsion was obtained. After blending for 2 minutes, 0.4 g of Anticide MBS was charged with agitation and mixing for 1 minute. 4.12 g of Dispex CX 4320 was added with agitation and mixing for 2 minutes, 0.6 g of Foamstar SI 2210 was added with agitation and mixing for 2 minutes, 2.6 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes, 1.2 g of Clariant Colanyl Black N131-CN was added with agitation and mixing for 2 minutes. Then 16 g of Kronos 2310 powder, 8 g of Omyacarb 2 powder, 9 g of Omyacarb 5 powder and 3.4 g of Talc 800 mesh powder were added with agitation and mixing until the mixture was dispersed. After blending for 20 minutes at high speed (i.e., 900 rpm) to achieve a Hegman grind of 5.5 or greater, another part homogeneous emulsion of 85 g of binder B and 3.57 g of HAP was charged with agitation and mixing for 2 minutes. 0.6 g of Foamstar SI 2210 was charged again with agitation. Finally, 2.6 g of Rheovis Pll 1331 was slowly added to adjust the viscosity with agitation and mixing for 5 minutes.
Each Example and Comparative Examples were tested as below:
For pencil hardness test, the compositions were applied to the non-asbestos fiber cement plate using a manual film applicator and the thickness of scraping coating was150 pm. The intermediate drying time between the first and the second coating was 24 h. Then drying the samples at the condition of 23 °C and 50% relative humidity for 1 week after application of the last composition. The testing instrument and operating procedures were preceded according to GB/T 6739-2006.
For abrasion resistance test, the type of rubber grinding wheel chosen was CS-17 and the load of each rubber grinding wheel was 750 g. All the compositions were pre-ground for 100 rotations and the weight was set as wi. After abrasion for 500 rotations, the weight of the sample was set as W2. The value difference between wi and W2 reflect the abrasion resistance ability.
For chemical resistance test, the process of sample preparation was consistent with hardness test. Adding a few drops of liquid to the test plate, including water, oil, 10% of H2SO4 solution and 20% of NaOH solution. The testing times were 168 h, 72 h, 48 h and 72 h for each liquid, respectively. After the testing, washing the test area with water, and the discoloration of the samples were checked.
Nanoindentation modulus test were carried out by an Agilent G200 Nano Indenter equipped with continuous stiffness measurement modulem, the average value was calculated according to the five tests.
Microscratch tests were performed using a microscratch tester (UNHT/MCT/MST, Anton Paar GmbH, Austria). All scratch testing samples were conducted at a constant normal load of 100 mN with a velocity of 200 pm min-1. For each sample, five scratches were made in each test region. The scratch distance was 500 pm and each scratch was at least 50 pm away from the next scratch. The average scratching contact depth value at different distance of each scratch was calculated. Finally, the average value was calculated again according to the five scratches.
The results of pencil hardness, abrasion resistance, nanoindentation modulus and average scratching contact depth of each Example and Comparative Example were shown in Table 1 as below. Table 1
Figure imgf000010_0001
The results of chemical resistance test of each Example and Comparative Example were shown in Table 2 as below. able 2
Figure imgf000010_0002
In order to compare the chemical resistance of each Example and Comparative Example more accurately, for the samples with slight discoloration, '+’ was used to distinguish the discoloration degree of the samples. More '+’ means more obvious discoloration.

Claims

Claims:
1. A composition comprising:
1) at least one binder, and
2) at least one metal inorganic cluster represented by MaXb; wherein M represents monovalent, divalent or tervalence metal cation; X represents divalent or tervalence inorganic anion; a, b each independently is integer 1 to 3.
2. A composition according to claim 1 , wherein M is selected from the groups consisting of Na+, K+, Be2+, Ca2+, Mg2+, Sr2+, Ba2+ and Al3+; preferably M is selected from the groups consisting of Ca2+, Mg2+, Sr2+ and Ba2+; more preferably M is selected from the groups consisting of Ca2+, Mg2+, and Ba2+; most preferably M is Ca2+.
3. A composition according to claim 1 or 2, wherein X is CO32; PCV’ or mixture thereof, preferably X is PO43'.
4. A composition according to any of claims 1 to 3, wherein the particle size of at least one metal inorganic cluster 0.4 to 9 nm, preferably 0.4 to 5 nm, more preferably 0.4 to 3 nm, most preferably 0.6 to 1.5 nm, even more preferably or 0.8 to 1.2 nm.
5. A composition according to any of claims 1 to 4, wherein the at least one metal inorganic cluster is present in the amount of 0.1 to 10 wt.%, preferably 0.3 to 8 wt.%, more preferably 0.5 to 5 wt.%, most preferably 1 to 3 wt.%, based on the total weight of the composition.
6. A composition according to any of claims 1 to 5, wherein the binder is present in an amount of 1 to 90 wt.%, more preferably 20 to 80 wt.%, most preferably 50 to 70 wt.%, based on the total weight of the composition.
7. A composition according to any of claims 1 to 6, wherein the solid content of the composition is 10 to 80%, preferably 20 to 65%, more preferably 25 to 60%, most preferably 25 to 50%.
8. A composition according to any of claims 1 to 7, wherein the composition further comprises at least one of pigment, filler, solvent, preservative, thickener, dispersant and defoamer.
9. A process for preparation of composition according to any of claims 1 to 8, wherein at least one binder and at least one metal inorganic cluster are mixed under room temperature; optionally other components of at least one of pigment, filler, solvent, preservative, thickener, dispersant and defoamer are added under agitation.
10. Use of the composition according to any of claims 1 to 8 for surface coating, preferably floor coating.
PCT/EP2023/061507 2022-05-05 2023-05-02 Composition, preparation for the same and use thereof WO2023213792A1 (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0317575B1 (en) * 1986-08-13 1992-01-22 The Lubrizol Corporation Compositions containing basic metal salts and/or non-newtonian colloidal disperse systems and vinyl aromatic containing polymers
US20070167535A1 (en) * 2003-12-06 2007-07-19 Basf Coatings Ag Hardenable materials, containing disagglomerated barium sulfate, method for production and use thereof
US20160369126A1 (en) * 2015-06-19 2016-12-22 Prc-Desoto International, Inc. Flexible non-chromate corrosion inhibitive primer
CN110157132A (en) 2019-05-17 2019-08-23 浙江大学 A kind of equal phase composite materials of high intensity organic and inorganic and preparation method and application
CN110183742A (en) * 2019-05-17 2019-08-30 浙江大学 A kind of laminated film and preparation method and application of the multicolour variation of stress response

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0317575B1 (en) * 1986-08-13 1992-01-22 The Lubrizol Corporation Compositions containing basic metal salts and/or non-newtonian colloidal disperse systems and vinyl aromatic containing polymers
US20070167535A1 (en) * 2003-12-06 2007-07-19 Basf Coatings Ag Hardenable materials, containing disagglomerated barium sulfate, method for production and use thereof
US20160369126A1 (en) * 2015-06-19 2016-12-22 Prc-Desoto International, Inc. Flexible non-chromate corrosion inhibitive primer
CN110157132A (en) 2019-05-17 2019-08-23 浙江大学 A kind of equal phase composite materials of high intensity organic and inorganic and preparation method and application
CN110183742A (en) * 2019-05-17 2019-08-30 浙江大学 A kind of laminated film and preparation method and application of the multicolour variation of stress response

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