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WO1999006491A1 - Peinture amortissante - Google Patents

Peinture amortissante Download PDF

Info

Publication number
WO1999006491A1
WO1999006491A1 PCT/JP1997/002692 JP9702692W WO9906491A1 WO 1999006491 A1 WO1999006491 A1 WO 1999006491A1 JP 9702692 W JP9702692 W JP 9702692W WO 9906491 A1 WO9906491 A1 WO 9906491A1
Authority
WO
WIPO (PCT)
Prior art keywords
damping
coating film
weight
paint
vibration
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP1997/002692
Other languages
English (en)
Japanese (ja)
Inventor
Yasuyuki Ohira
Mitsuo Hori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shishiai KK
Original Assignee
Shishiai KK
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 Shishiai KK filed Critical Shishiai KK
Priority to PCT/JP1997/002692 priority Critical patent/WO1999006491A1/fr
Publication of WO1999006491A1 publication Critical patent/WO1999006491A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/016—Additives defined by their aspect ratio
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds

Definitions

  • the present invention relates to a vibration-damping paint that can be applied to a place where vibration occurs, such as an automobile, an interior material, a building material, and an electric home appliance, and can form a vibration-damping layer having excellent vibration energy absorption performance.
  • a sheet-shaped vibration-damping sheet has been generally used as a member for absorbing the vibration energy.
  • a damping sheet it must first be cut into a size and shape corresponding to the application area.
  • damping sheet is attached to the application area using an adhesive or a pressure-sensitive adhesive, most of the attaching work is manual, and there was a problem that the working efficiency was poor.
  • the damping sheet cannot be stuck on the application area such as a curved surface or a narrow gap, or even if it can be stuck, it easily peels off.
  • mica flakes and the like have been added to coating components mainly composed of viscoelastic polymers such as rubber, plastic, and asphalt. So-called damping paints have been proposed. This damping paint can easily form a damping layer simply by spraying the damping paint on the application area, and does not require cutting or pasting work as in the case of damping sheets.
  • the damping layer can be easily formed even in a narrow gap. Further, in the case of the damping paint, since the damping paint is simply sprayed on the applied portion, the work can be performed using a robot or the like, and there is an advantage that the work efficiency can be greatly improved.
  • the conventional damping paint has the above-mentioned advantages, the thickness of the damping layer formed by the damping paint is limited to 3 mm, and high performance is required. could not be applied to any part.
  • the present invention has been made in view of such technical problems, and an object of the present invention is to provide a damping paint capable of forming a damping layer having excellent vibration energy absorption performance in a use temperature range. It is.
  • the vibration damping paint of the present invention is applied in a wide range of fields such as automobiles, interior materials, building materials, and home electric appliances, and contains mica flakes in a coating film component.
  • a coating film component in order to maximize the absorption performance of vibration energy in the use temperature range of each use field described above, a glass transition point of 120 ° C. A polymer adjusted to 80 ° C., more preferably 0 to 40 ° C. is used.
  • a homopolymer of acrylate or methacrylate a mixture of these homopolymers, a copolymer thereof, or a homopolymer of acrylate or methacrylate and a homopolymer of styrene Acryl-styrene blended with styrene or copolymerized with styrene And high polymers such as copolymers.
  • plasticizers such as di-2-ethylhexyl phthalate (DOP), dibutyl phthalate (DBP) and diisononyl phthalate (DINP) may be added to the above-mentioned coating film components in order to adjust the film properties.
  • a cross-linking agent may be added for primary curing.
  • a coating film component in addition to the above-mentioned components, a polyurethane-based or asphalt-based component used as a coating film component in a conventional vibration damping paint can be used in combination.
  • handleability, moldability, availability, and temperature performance are determined according to the application temperature and the application to which the vibration-damping coating is applied, in addition to the above-mentioned temperature range.
  • Weather resistance, price, etc. should be considered.
  • Mica flake is a component that dramatically increases the vibration damping performance of the coating film component, and has a weight average aspect ratio of 20 to 60, more preferably 30 to 40.
  • the weight average aspect ratio is less than 20, no sufficient improvement in damping properties can be expected, and a coating film having excellent damping properties cannot be obtained.
  • the weight average aspect ratio is more than 60, not only the film formation becomes difficult, but also a problem that a spray nozzle is easily clogged when spraying the paint is caused. become.
  • the content of the mica flakes is desirably 30 to 90% by weight in the dried coating film. This is because, when the content of mica flakes is less than 30% by weight, no improvement in damping performance is observed. Conversely, when the content of mica flakes exceeds 90% by weight, If the film becomes difficult, it will cause adverse effects.
  • the vibration damping paint of the present invention is obtained by dispersing mica flakes in the above-mentioned coating film components in water or alcohol and using it as an emulsion. Other components such as a powder, a film-forming aid, a wetting agent, a thickener, a defoamer, a viscosity modifier and a coloring agent are also added as needed.
  • this damping paint is obtained by dispersing a composition containing the above-mentioned coating component Ji, a mica flake as a filler, a dispersing medium such as water and alcohol, and, if necessary, a dispersing agent and a thickening agent.
  • Example 1 an acrylic resin copolymer was used as a coating film component, a mica flake-containing damping paint was applied to the substrate, and the damping coating formed on the substrate surface was used. The loss factor (77) and the peak temperature of the shake layer were measured. The applicability of the damping layer in each example was also evaluated visually. The results are shown in Tables 2-1 and 2-2. The measurement of the loss coefficient (r /) for each damping layer was performed using a central vibration method loss coefficient measuring device (CF 5200 Eve) manufactured by Ono Sokki Co., Ltd.
  • CF 5200 Eve central vibration method loss coefficient measuring device manufactured by Ono Sokki Co., Ltd.
  • Example 19 Example 20 (45 ° C) BC280 Example 2 1 Example 22 Example 23 Example 24 Example 25 (25 ° C)
  • the mixing ratio of the coating film component / mica flake was adjusted such that the weight ratio was 35/65 in the state of the dried coating film.
  • 100% by weight of the whole paint (89.2 wt. %), 0.3% by weight of a dispersant (Soda tripolyphosphate, manufactured by Dainippon Ink and Chemicals, Inc.) and 0.1% by weight of an antifoaming agent (Formaster I PC, manufactured by San Nopco Co., Ltd.) 0.7% by weight of a film-forming aid (ethylene glycol, manufactured by Mitsubishi Chemical Corporation), 0.4% by weight of a thickener (Aron A30, manufactured by Toagosei Co., Ltd.), and a colorant (Disperse Black) And 1.8% by weight of Dainippon Ink and Chemicals, Inc., and 7.5% by weight of a viscosity modifier (water).
  • a dispersant Soda tripolyphosphate, manufactured by Dainippon Ink and Chemicals, Inc.
  • Example Loss factor (r?) Peak value Loss factor (77) Peak temperature Applicability Example 13 0.103 70 ⁇ Example 14 0.102 70 ⁇ Example 15 0.108 65 ⁇ Example 16 0.108 40 ⁇ Example 17 0. 1 1 1 35 ⁇ Example 18 0. 1 10 35 19 Example 19 0.151 40 ⁇ Example 20 0.171 40 ⁇ Example 21 0. 087 25 ⁇ Example 22 0.090 25 ⁇ Example 23 0.11 18 25 ⁇ Example 24 0.136 25 ⁇ Example 25 0.161 30 ⁇
  • the coating properties in Table 2-1 and Table 2-2 are shown on the basis of ⁇ being good, ⁇ being possible, and X being impossible.
  • the glass transition point is 25 ° (: 45 ° C, 75 ° C, 78 ° C, 80 ° C) for each acrylic-styrene copolymer, and the weight-average external ratio is 61
  • the coatability was examined in the same manner, and all were evaluated as X. From Tables 2-1 and 2-2, the glass transition point was 25-4.
  • Use coating film components at 0 ° C, and shift to weight average ass.Mica flakes with an external ratio of 20 to 60 have a beak value of about 0.1 in all cases.
  • the vibration-damping coating material of the present invention has a glass transition point of —20 ° (880 ° C.) Since it contains mica flakes with a weight-average aspect ratio of 20 to 60, it has excellent vibration energy absorption performance far superior to conventional vibration damping paints in the operating temperature range. It is possible to form the damping layer having.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)

Abstract

L'invention concerne une peinture amortissante à appliquer sur les automobiles, les matériaux d'intérieur, les matériaux de construction, les appareils électroménagers et similaire, aux endroits où des vibrations sont créées. Ladite peinture comprend des paillettes de mica ayant un rapport poids-largeur/longueur moyen de 20 à 60 et enfermées dans un composant de revêtement ayant une température de transition vitreuse de -20 à 80 °C. Ladite peinture, lorsqu'elle est utilisée dans les domaines précités, peut former une couche amortissante ayant une capacité d'absorption de l'énergie de vibration nettement supérieure à celle des peintures amortissantes classiques, dans la plage de températures de service.
PCT/JP1997/002692 1997-07-31 1997-07-31 Peinture amortissante Ceased WO1999006491A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/002692 WO1999006491A1 (fr) 1997-07-31 1997-07-31 Peinture amortissante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/002692 WO1999006491A1 (fr) 1997-07-31 1997-07-31 Peinture amortissante

Publications (1)

Publication Number Publication Date
WO1999006491A1 true WO1999006491A1 (fr) 1999-02-11

Family

ID=14180924

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1997/002692 Ceased WO1999006491A1 (fr) 1997-07-31 1997-07-31 Peinture amortissante

Country Status (1)

Country Link
WO (1) WO1999006491A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005281393A (ja) * 2004-03-29 2005-10-13 Kimoto & Co Ltd 制振塗料およびこれを用いた制振部材
JP2010248295A (ja) * 2009-04-10 2010-11-04 Cci Corp 屋根用制振塗料組成物及び屋根構造
US7893151B2 (en) 2007-11-08 2011-02-22 Rohm And Haas Company Liquid-applied sound damping
US7893149B2 (en) 2006-12-20 2011-02-22 Rohm And Haas Company Liquid-applied sound dampening
JP2011214271A (ja) * 2010-03-31 2011-10-27 Cci Corp 屋根材用制振塗料組成物及び屋根材

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5755970A (en) * 1980-09-19 1982-04-03 Nippon Zeon Co Ltd Self-extinguishing,aqueous damping paint composition
JPS58141251A (ja) * 1982-02-16 1983-08-22 Kuraray Co Ltd 制振性塗料
JPS59176358A (ja) * 1983-03-25 1984-10-05 Nitto Electric Ind Co Ltd 制振粉体塗料
JPH03185078A (ja) * 1989-12-14 1991-08-13 Koyo Sangyo Kk 塗料組成物

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5755970A (en) * 1980-09-19 1982-04-03 Nippon Zeon Co Ltd Self-extinguishing,aqueous damping paint composition
JPS58141251A (ja) * 1982-02-16 1983-08-22 Kuraray Co Ltd 制振性塗料
JPS59176358A (ja) * 1983-03-25 1984-10-05 Nitto Electric Ind Co Ltd 制振粉体塗料
JPH03185078A (ja) * 1989-12-14 1991-08-13 Koyo Sangyo Kk 塗料組成物

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005281393A (ja) * 2004-03-29 2005-10-13 Kimoto & Co Ltd 制振塗料およびこれを用いた制振部材
US7893149B2 (en) 2006-12-20 2011-02-22 Rohm And Haas Company Liquid-applied sound dampening
US7893151B2 (en) 2007-11-08 2011-02-22 Rohm And Haas Company Liquid-applied sound damping
JP2010248295A (ja) * 2009-04-10 2010-11-04 Cci Corp 屋根用制振塗料組成物及び屋根構造
JP2011214271A (ja) * 2010-03-31 2011-10-27 Cci Corp 屋根材用制振塗料組成物及び屋根材

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