CN106009961A - Acid-resistant and alkali-resistant waterborne damping coating with wide temperature range and high damping capacity and method for preparing same - Google Patents
Acid-resistant and alkali-resistant waterborne damping coating with wide temperature range and high damping capacity and method for preparing same Download PDFInfo
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- 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
- C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
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- 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
- C09D143/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
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- 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
- C09D5/08—Anti-corrosive paints
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- 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
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- 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
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
The invention discloses an acid-resistant and alkali-resistant waterborne damping coating with a wide temperature range and high damping capacity, comprising, by weight, 30-65 parts of a waterborne emulsion, 15-45 parts of a filler, 10-35 parts of a flame retardant, 0.1-2 parts of fibers, 0-5 parts of a film-forming agent, 0.1-1.5 parts of a dispersing agent, 0.1-1.5 parts of a defoaming agent, 0-4 parts of an antifreeze agent, 0.2-3 parts of a thickening agent and 1-8 parts of a multifunctional aid. The acid-resistant and alkali-resistant waterborne damping coating with wide temperature region and high damping capacity has the advantages that the acid-resistant and alkali-resistant waterborne damping coating is high in damping performance, wide in damping temperature range and excellent in acid resistance and alkali resistance; loss factors of materials in the temperature range ranges from -30 DEG C to 50 DEG C reach 72 hours as shown by acid-resistant and alkali-resistant tests on the materials by the aid of 10% NaOH solution and 10% H2SO4 solution, and the acid-resistant and alkali-resistant waterborne damping coating is free of foaming, softening and sticking and excellent in acid resistance and alkali resistance.
Description
Technical field
The present invention relates to aqueous damping coating technical field, be specifically related to be applied to the vehicles, machinery dress
A kind of aqueous damping of the acid and alkali-resistance wide temperature zone high damping with vibration and noise reducing function affect in the field such as standby
Coating and preparation method thereof.
Background technology
In vibration and noise reducing field, damping material is considered as to solve vibration and sound wave conduction with the application of technology
With radiation most effective means, various damping materials the vehicles, machinery, electrical equipment, military equipment,
The fields such as building are developed more and more and apply.
Aqueous damping coating is particularly taken seriously as the functional damping material of a kind of convenient construction, the feature of environmental protection,
Gradually replace the damping materials such as traditional bitumen sheets, rubber, such as automobile, naval vessel, aircraft etc..But,
In actual applications, the combination property of aqueous damping coating is had harsh by the applied environment of various complexity
Requirement, the combination property of aqueous damping coating is by the functional emulsion constituting coating, color stuffing, various
Auxiliary agent and preparation technology together decide on.Improve the service life of aqueous damping coating, widen it and use temperature range,
Improve its fissipation factor, become the generally pursuit of developing material and application.The damping of a kind of resistance to acids and bases is coated with
Material can meet damping coatings use under Acidity of Aikalinity applied environment, and is greatly prolonged damping coatings severe
Carve the service life under environment.
As Chinese patent CN102408799A discloses a kind of high-temperature-range water-based damping paint, this high-temperature-range water
Property damping paint is with water-based emulsion as host, with flaky mica powder and metal powder for host inorganic filler, with
Carbon fiber is auxiliary packing, based on aqueous dispersion, aqueous defoamer, aqueous wetting agent, thickening agent
Want coating additive, also fire retardant and coalescents.Disclosed high-temperature-range water-based damping paint can be used for
Using the vibration and noise control of the vibration matrix that temperature is higher, this coating has good thermal diffusivity simultaneously
Energy and antiseptic property, and the strength of coating that can be well maintained in high temperature range.
For another example Chinese patent CN105419544A discloses a kind of aqueous damping coating and preparation method thereof, becomes
It is divided into: water-based emulsion 10%～30%；Wood fibre 4%～10%；Inorganic filler 35%～50%；Dispersant 2%～
5%；Defoamer 0.5%～1.2%；Auxiliary rheological agents 1%～5%；Antibacterial 0.2%～0.8%；Water 10%～28%；
Aqueous damping coating is can be prepared by after the blended stirring of above-mentioned raw materials, filtration.By adding wood in the feed
Matter fiber, water-based emulsion content can as little as 10-30%wt, both solved aqueous damping coating and contained in low emulsion
During amount, after paint solidification, paint film appearance cracking, the problem of bubbling, reduce again damping paint cost simultaneously,
And make aqueous damping coating damping capacity under 20 DEG C of room temperature may be up to 0.224.
But more existing damping paints in existing market, in resistance to acids and bases, wide damping temperature domain and high-damping
In the factor and unsatisfactory.
Summary of the invention
The technical problem to be solved is that the aqueous providing a kind of acid and alkali-resistance wide temperature zone high damping hinders
Damping paint so that it is there is good resistance to acids and bases and to the erosion of damping coatings and break with reply acid-base environment
Bad, extend its service life, meanwhile, damping capacity and the damping also with excellence are suitable for temperature range, with full
Vibration and noise reducing demand under foot acid or alkali environment.
The technical problem to be solved realizes by the following technical solutions:
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping, is made up of the component of following parts by weight:
Water-based emulsion 30-65 part, filler 15-45 part, fire retardant 10-35 part, fiber 0.1-2 part, coalescents
0-5 part, dispersant 0.1-1.5 part, defoamer 0.1-1.5 part, antifreezing agent 0-4 part, thickening agent 0.2-3 part,
Multifunctional assistant 1-8 part.
Described water-based emulsion is the acrylatcs systems emulsion of self-cross linking type, and emulsion design has high damping
Fissipation factor, and there is good acid and alkali-resistance stability.
Described acrylatcs systems emulsion by the styrene-acrylic emulsion that mass ratio is 50%-90% nucleocapsid structure and
10%-50% organosilicon-modified acrylate emulsion is blended and constitutes.
The glass transition temperature of the styrene-acrylic emulsion of described nucleocapsid structure is 20 DEG C-50 DEG C, organic-silicon-modified third
The glass transition temperature of olefin(e) acid ester emulsion is-30 DEG C-25 DEG C, and emulsion solid content is higher than 35%.Make to be blended
After water-based emulsion have the damping temperature domain platform that can cover 80 DEG C, in temperature range platform and there is high loss
The factor.
Described filler be the flaky mica powder of 40-800 mesh, the flake graphite in powder of 40-800 mesh, Pulvis Talci,
At least two in barium sulfate, mixes with arbitrary proportion.
Described fire retardant is phosphorous-nitrogen system bittern-free fire retardant or inorganic metal hydroxide flame retardant, such as poly-many phosphorus
Acid ammonium, tripolycyanamide, expanded graphites, melamine phosphate, Firebrake ZB, TGIC, aluminium hydroxide,
Magnesium hydroxide, select therein one or more.
Described fiber is one or both in polypropylene fibre, basalt fibre, a length of 2-5mm.
Described coalescents is one or more in alcohol ester-12, propylene-glycol ethyl ether, propandiol butyl ether.
Described dispersant is the universal dispersant of water paint, preferably polycarboxylate sodium's dispersant, acrylic acid
One or both in homopolymer sodium salt dispersant.
Described defoamer is non-ionic silicone defoamer, universal aqueous defoamer, mineral oil froth breaking
One or more in agent.
Described antifreezing agent is low-carbon (LC) alcohols, dihydroxylic alcohols and amide-type antifreezing agent.
Described thickening agent is the one in acrylic thickener, polyurethane thickener, hydroxymethyl cellulose
Or it is multiple.
Described multifunctional assistant is 2-amino-2-methyl-1-propanol, and it adds and provides the benefit that raising resistance
The PH stability of damping paint, improves the efficiency of thickening agent, reduces corrosion, reduces abnormal smells from the patient, reduces product
Cost, meanwhile, the test in the present invention is implemented finds, the multifunctional assistant in the present invention helps
In improving coating storage stability, the stability of coating dry film, the resistance to acids and bases of coating.
The preparation method of the aqueous damping coating of above-mentioned acid and alkali-resistance wide temperature zone high damping is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, defoamer (half), fiber, afterwards
Rate of dispersion is adjusted at a high speed, is sequentially added into filler, fire retardant, antifreezing agent, coalescents, multi-functional
Auxiliary agent, defoamer (second half), high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
The using method of the aqueous damping coating of described acid and alkali-resistance wide temperature zone high damping is to be coated on vibration base
The surface of material, may be constructed free damping structure, can also be as the damping layer material of constrained damping structure layer
Material, does restraint layer by other suitable material.
The invention has the beneficial effects as follows: the aqueous damping coating of the acid and alkali-resistance wide temperature zone high damping of the present invention,
There is the advantages such as damping capacity height, damping temp field width, resistance to acids and bases are strong；At the temperature range model of-30 DEG C～50 DEG C
Enclose interior material and there is higher fissipation factor platform；Pass through solution and the H of 10% of the NaOH of 10% respectively2SO4
Solution carries out resistance to acids and bases test, all reaches 72 hours, and without bubble, without soften, the most tacky, acidproof
Alkalescence is excellent.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with specific embodiment, the present invention is expanded on further.
Embodiment 1
Each constitutive material is weighed by following compositing formula:
Water-based emulsion (containing the styrene-acrylic emulsion of 90% nucleocapsid structure, the machine acrylate emulsion modified with organosiloxane of 10%)
45 parts；15 parts of Muscovitum, Pulvis Talci 5 parts；Phosphorous-nitrogen system bittern-free fire retardant 18 parts；Polypropylene fibre 0.6 part；
Alcohol ester 12 parts；Acrylate homopolymer sodium salt dispersant 0.8 part；General aqueous defoamer 1 part；Dihydroxylic alcohols
Class antifreezing agent 2 parts；Acrylic ester thickener 1.5 parts；Multifunctional assistant 5 parts.
The preparation method of the aqueous damping coating of above-mentioned acid and alkali-resistance wide temperature zone high damping is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, defoamer (half), fiber, afterwards
Rate of dispersion is adjusted at a high speed, is sequentially added into filler, fire retardant, antifreezing agent, coalescents, multi-functional
Auxiliary agent, defoamer (second half), high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
Embodiment 2
Each constitutive material is weighed by following compositing formula:
Water-based emulsion (containing the styrene-acrylic emulsion of 70% nucleocapsid structure, the machine acrylate emulsion modified with organosiloxane of 30%)
45 parts；10 parts of Muscovitum, graphite powder 10 parts, Pulvis Talci 5 parts；Aluminium hydroxide 10 parts；Polypropylene fibre 1 part；
Alcohol ester 12 parts；The universal dispersant of water paint 1.2 parts；Mineral oil antifoam agent 0.8 part；Low-carbon (LC) alcohols
Antifreezing agent 3 parts；Acrylic ester thickener 1 part, hydroxymethyl cellulose 1 part；Multifunctional assistant 8 parts.
The preparation method of the aqueous damping coating of above-mentioned acid and alkali-resistance wide temperature zone high damping is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, defoamer (half), fiber, afterwards
Rate of dispersion is adjusted at a high speed, is sequentially added into filler, fire retardant, antifreezing agent, coalescents, multi-functional
Auxiliary agent, defoamer (second half), high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
Embodiment 3
Each constitutive material is weighed by following compositing formula:
Water-based emulsion (containing the styrene-acrylic emulsion of 50% nucleocapsid structure, the machine acrylate emulsion modified with organosiloxane of 50%)
45 parts；15 parts of Muscovitum, graphite powder 10 parts, 10 parts of barium sulfate；Poly-ammonium polyphosphate 10 parts, magnesium hydroxide 10
Part；Polypropylene fibre 1 part, basalt fibre 1 part；Polycarboxylate sodium's dispersant 1.5 parts；Mineral oil froth breaking
Agent 1.5 parts；Polyurethane thickener 3 parts；Multifunctional assistant 3 parts.
The preparation method of the aqueous damping coating of above-mentioned acid and alkali-resistance wide temperature zone high damping is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, defoamer (half), fiber, afterwards
It is adjusted to rate of dispersion at a high speed, be sequentially added into filler, fire retardant, multifunctional assistant, defoamer (another
Half), high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
Embodiment 4
Each constitutive material is weighed by following compositing formula:
Water-based emulsion (containing the styrene-acrylic emulsion of 50% nucleocapsid structure, the machine acrylate emulsion modified with organosiloxane of 50%)
30 parts；15 parts of Muscovitum, graphite powder 15 parts；Aluminium hydroxide 10 parts, 10 parts of magnesium hydroxide；Polypropylene fibre 1
Part, basalt fibre 1 part；Polycarboxylate sodium's dispersant 0.1 part；Mineral oil antifoam agent 0.1 part；Polyurethane
Thickening agent 0.2 part；Multifunctional assistant 1 part.
The preparation method of the aqueous damping coating of above-mentioned acid and alkali-resistance wide temperature zone high damping is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, defoamer (half), fiber, afterwards
It is adjusted to rate of dispersion at a high speed, be sequentially added into filler, fire retardant, multifunctional assistant, defoamer (another
Half), high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
Embodiment 5
Each constitutive material is weighed by following compositing formula:
Water-based emulsion (containing the styrene-acrylic emulsion of 50% nucleocapsid structure, the machine acrylate emulsion modified with organosiloxane of 50%)
65 parts；15 parts of Muscovitum, graphite powder 15 parts, Pulvis Talci 15 parts；Aluminium hydroxide 35 parts；Polypropylene fibre 2 parts；
Alcohol ester 12 parts；Polycarboxylate sodium's dispersant 1.5 parts；Mineral oil antifoam agent 1.5 parts；Polyurethane thickener
3 parts；Multifunctional assistant 3 parts.
The preparation method of the aqueous damping coating of above-mentioned acid and alkali-resistance wide temperature zone high damping is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, defoamer (half), fiber, afterwards
It is adjusted to rate of dispersion at a high speed, be sequentially added into filler, fire retardant, coalescents, multifunctional assistant, disappear
Infusion (second half), high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
Prepare sample for the coating in embodiment 1-5, carry out acid and alkali-resistance and damping factor test.Acid and alkali-resistance
Test is by carbon steel sheet material thick with 0.5mm for the damping paint coating of preparation, treats that it is fully done solid work, so
After be soaked in the chemical liquid medium of configuration.The damping factor (fissipation factor) of material uses dynamic machine
Tool thermal analyzer (TA company of the U.S., DMA Q800 type) is tested.Test result is as shown in the table.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle that the present invention is simply described described in book, without departing from the spirit and scope of the present invention,
The present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model
In enclosing.Claimed scope is defined by appending claims and equivalent thereof.
Claims (14)
1. the aqueous damping coating of an acid and alkali-resistance wide temperature zone high damping, it is characterised in that by following weight portion
The component of number is made: water-based emulsion 30-65 part, filler 15-45 part, fire retardant 10-35 part, fiber 0.1-2
Part, coalescents 0-5 part, dispersant 0.1-1.5 part, defoamer 0.1-1.5 part, antifreezing agent 0-4 part,
Thickening agent 0.2-3 part, multifunctional assistant 1-8 part.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described water-based emulsion is the acrylatcs systems emulsion of self-cross linking type, described acrylate body
It is that emulsion is by the styrene-acrylic emulsion that mass ratio is 50%-90% nucleocapsid structure and 10%-50% organosilicon-modified acrylic
Ester emulsion blending is constituted.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 2, its
Being characterised by, the glass transition temperature of the styrene-acrylic emulsion of described nucleocapsid structure is 20 DEG C-50 DEG C, organosilicon
The glass transition temperature of modified acrylate emulsion is-30 DEG C-25 DEG C, and emulsion solid content is higher than 35%.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described filler is the flaky mica powder of 40-800 mesh, the flake graphite in powder of 40-800 mesh, cunning
At least two in stone powder, barium sulfate, mixes with arbitrary proportion.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described fire retardant is phosphorous-nitrogen system bittern-free fire retardant or inorganic metal hydroxide flame retardant, as
Poly-ammonium polyphosphate, tripolycyanamide, expanded graphites, melamine phosphate, Firebrake ZB, TGIC, hydrogen
Aluminium oxide, magnesium hydroxide, select therein one or more.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described fiber is one or both in polypropylene fibre, basalt fibre, a length of
2-5mm。
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described coalescents is the one in alcohol ester-12, propylene-glycol ethyl ether, propandiol butyl ether or several
Kind.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described dispersant is the universal dispersant of water paint, preferably polycarboxylate sodium's dispersant,
One or both in acrylate homopolymer sodium salt dispersant.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described defoamer is non-ionic silicone defoamer, universal aqueous defoamer, mineral
One or more in oil defoamer.
The aqueous damping coating of a kind of acid and alkali-resistance wide temperature zone high damping the most according to claim 1, its
Being characterised by, described antifreezing agent is low-carbon (LC) alcohols, dihydroxylic alcohols and amide-type antifreezing agent.
The aqueous damping coating of 11. a kind of acid and alkali-resistance wide temperature zone high dampings according to claim 1, its
Being characterised by, described thickening agent is in acrylic thickener, polyurethane thickener, hydroxymethyl cellulose
One or more.
The aqueous damping coating of 12. a kind of acid and alkali-resistance wide temperature zone high dampings according to claim 1, its
Being characterised by, described multifunctional assistant is 2-amino-2-methyl-1-propanol.
Preparing the method for aqueous damping coating described in any one of claim 1-11 for 13. 1 kinds, its feature exists
In, step is as follows:
(1) water-based emulsion is added in container and carry out the dispersion of middle low speed and be blended with stirring, until uniformly；
(2) emulsion in dispersion is sequentially added into dispersant, the defoamer of composition weight 1/2, fiber,
Afterwards rate of dispersion is adjusted at a high speed, is sequentially added into filler, fire retardant, antifreezing agent, coalescents, many
Function additive, the defoamer of surplus, high speed dispersion is to uniformly；
(3) it is eventually adding thickening agent and reconciles denseness, be stirred 10min with middle low speed and i.e. obtain finished product painting
Material.
The using method of aqueous damping coating described in 14. 1 kinds of any one of claim 1-11, its feature exists
In, above-mentioned aqueous damping coating is coated on the surface of vibration base material, constitutes free damping structure, or
As the damping layer material of constrained damping structure layer, do restraint layer by other suitable material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574045.9A CN106009961A (en) | 2016-07-20 | 2016-07-20 | Acid-resistant and alkali-resistant waterborne damping coating with wide temperature range and high damping capacity and method for preparing same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574045.9A CN106009961A (en) | 2016-07-20 | 2016-07-20 | Acid-resistant and alkali-resistant waterborne damping coating with wide temperature range and high damping capacity and method for preparing same |
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Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106810981A (en) * | 2016-12-27 | 2017-06-09 | 深圳摩方新材科技有限公司 | The preparation and application of the restraining structure aqueous damping coating with wideband temperature range wide |
| CN106867348A (en) * | 2017-01-18 | 2017-06-20 | 华南理工大学 | A kind of waterborne heat-insulating flame-retardant wide temperature zone high damping properties coating and preparation method thereof |
| CN107434936A (en) * | 2017-08-03 | 2017-12-05 | 合肥泓定科技有限公司 | High-temperature-range water-based damping paint and preparation method thereof |
| CN107858047A (en) * | 2017-10-16 | 2018-03-30 | 无锡市九州船用甲板敷料有限公司 | A kind of environment-friendly type aqueous damping coatings peculiar to vessel and its moulding process |
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| CN115160881A (en) * | 2022-08-17 | 2022-10-11 | 上海密恩诗化学建材有限公司 | Water-based flame-retardant damping coating and preparation method thereof |
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