CN109439080A - A kind of dampening composition and preparation method thereof containing hydrophilic distributed polyvinyl chloride resin - Google Patents
A kind of dampening composition and preparation method thereof containing hydrophilic distributed polyvinyl chloride resin Download PDFInfo
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- CN109439080A CN109439080A CN201811166850.3A CN201811166850A CN109439080A CN 109439080 A CN109439080 A CN 109439080A CN 201811166850 A CN201811166850 A CN 201811166850A CN 109439080 A CN109439080 A CN 109439080A
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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
- C09D127/00—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 a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/04—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C09D127/06—Homopolymers or copolymers of vinyl chloride
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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
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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Abstract
The present invention discloses a kind of dampening composition containing hydrophilic distributed polyvinyl chloride resin comprising following components: hydrophilic dispersing type polyvinyl chloride resin, loose type spherical PVC resin, filler, plasticizer, lubricant；Stabilizer.Dampening composition of the invention makes coating Water-borne modification using loose type spherical PVC resin as matrix, using hydrophilic distributed polyvinyl chloride resin.Dampening composition of the invention is low VOC type, have it is environmentally protective, can mechanically spraying, the advantages that various aspects of performance such as mechanical property, damping capacity are preferable.
Description
Technical field
The present invention relates to the damping materials of a kind of automobile specified more particularly to a kind of containing hydrophilic distributed polyvinyl chloride resin
Dampening composition and preparation method thereof is widely used in the various fields such as automobile manufacture, shipbuilding, aerospace, mechanical equipment.
Background technique
Environment is not only polluted in the vibration and noise that machine operation generates, but also influences mechanical machining accuracy and product matter
Mechanical service life is shortened in amount, the fatigue damage of acceleration mechanical structure.It is a kind of energy drop by the damping material of substrate of PVC
It makes an uproar the novel viscoelastic damping material of damping, and due to its sprayable characteristic, can preferably be coated in many construction dead angles
Place has broader practice field and application prospect.
Existing solvent type damping paint is mainly made with the specific filler of the additions such as coal tar asphalt, polyurethane, by
Contain a large amount of VOC in such dampening composition material, environmental pollution is serious.Existing aqueous damping composition material is main
It is made with the specific filler of the additions such as acrylic acid, epoxy resin, such dampening composition material drying time is long, and thickness applies tired
It is difficult, it is difficult to meet automation paint requirement, and damping factor is lower, performance is poor.PVC coating has stability good, damping and amortization
Can be high, mechanical strength is high, and density of material is low, can mechanically spraying the advantages that, but traditional PVC material contains a large amount of organic solvents,
Environmentally protective theory is not met, and is oil-soluble, is difficult to clear up after mechanized construction.
Patent name is " a kind of PVC coating ", and patent publication No. is the Chinese patent of CN107604750A, open a kind of
PVC coating and preparation method thereof, component and quality proportioning are as follows: 10~30 parts of resin, 15~35 parts of calcium carbonate, thinner 3~8
Part, 0.6~2.1 part of stabilizer, 0.5~2.0 part of foaming agent, 0.2~6 part of titanium dioxide, 6~21 parts of plasticizer, phosphorus pentoxide
15~35 parts, 15~10 parts of liquid organic glass, 2~1 parts of dispersible pigment color paste.This product is used for wallpaper complete hiding sprayed coating, not only
With good spraying effect, it is beautiful in colour and have good flame retardant effect.The standby PVC coating of the patent system can only be used as
Aesthetic appeal, the performances such as damping capacity, mechanical strength are poor, are not used as damping paint, and have containing liquid organic glass etc.
Solvent has a large amount of VOC emissions, does not meet environmentally protective theory.
Patent name is " a kind of the cured PVC coating of UV-LED light source and preparation method thereof ", and patent publication No. is
The Chinese patent of CN106752865A discloses a kind of cured PVC coating of UV-LED light source and preparation method thereof.Its component
And quality proportioning are as follows: 40~60 parts of urethane acrylate, 5~15 parts of modified acroleic acid ester oligomer, hyperbranched propenoic acid ester
5~10 parts of oligomer, 30~40 parts of esters of acrylic acid reactive diluent, 3~7 parts of photoinitiator, 0.2~0.4 part of auxiliary agent, face is filled out
0~20 part of material.One kind is described in the patent by UV-LED photocuring technology, is with all kinds of polyacrylate and its oligomer
The preparation method for coating of matrix is used as PVC surface coating, has curing rate fast, and adhesive force is preferable on PVC, has good
Hardness the advantages that.But the coating is acrylic coating, and solid content is low, it is difficult to realize it is thick apply, cause its damping capacity and
Mechanical strength performance is poor, can only be used as surface covering, can not be used as damping material.
Patent name is " a kind of coloured PVC coating ", and patent publication No. is the Chinese patent of CN106833159A, disclosure
A kind of coloured PVC coating and preparation method thereof.Its component and quality proportioning are as follows: 400~450 parts of environment-friendlyplasticizer plasticizer, PVC paste tree
300~350 parts of rouge, 20~30 parts of liquid stabilisers, 600~800 parts of cyclohexanone, 30~40 parts of mixed solvent, dispersible pigment color paste 20
~30 parts.The patent describe be sufficiently mixed uniformly with liquid solution and solid component resin and filler and each analog assistant as side
Method has obtained a kind of coloured PVC coating for meeting building coating standard.Its coating has many advantages, such as various colors, cheap,
But since its plasticizer and cyclohexanone equal solvent additional amount are excessive, coating solids are low, and mechanical property and damping capacity are poor, nothing
Method is used as damping material.And there are a large amount of VOC emissions, be not inconsistent containing a large amount of organic solvents such as cyclohexanone, dimethylbenzene in its component
Close environmentally protective theory.
Patent name is " a kind of expansion type vehicle bottom stone-impact-proof paint ", and the China that patent publication No. is CN103483940A is specially
Benefit.Its component and quality proportioning are as follows: 20~35 parts of PVC copolymer resin, 20~35 parts of filler, 25~35 parts of plasticizer, thickening
1~15 part of agent, 3~5 parts of hygroscopic agent, 1~5 part of stabilizer, 1~5 part of foaming agent.The patent obtains one by PVC foam technology
The small vehicle bottom stone-impact-proof paint of kind specific gravity.Only by mechanical blending in the patent, foaming agent is difficult to be uniformly dispersed in coating, material
Expect that uniform in foaming is poor, easily generation partial foaming is too high or too low.And foamed material mechanical strength is poor, coating is that oil is molten
Property, it is difficult to be cleared up after construction.
Therefore, existing using polyvinyl chloride resin as the coating of substrate, it on the one hand may contain a large amount of organic solvents, not only pollute
Environment, and adverse effect is also easy to produce to the health of operator；On the other hand, existing PVC coating is frequently added other
The components such as component, such as acrylic are not used as damping material so that the mechanical property of material and damping capacity are poor.Separately
Outside, it is generally oil-soluble by the coating of substrate of polyvinyl chloride resin at present, is difficult to clear up after mechanized construction.
Summary of the invention
For this reason, it may be necessary to provide one kind using loose type spherical PVC resin as matrix, make to apply using hydrophilic distributed polyvinyl chloride resin
Expect the dampening composition and preparation method thereof containing hydrophilic distributed polyvinyl chloride resin of Water-borne modification.Dampening composition of the invention is
Low VOC type, have it is environmentally protective, can mechanically spraying, the advantages that various aspects of performance such as mechanical property, damping capacity are preferable.
To achieve the above object, a kind of dampening composition containing hydrophilic distributed polyvinyl chloride resin, packet are inventor provided
Include the component of following parts by weight:
Preferably, the hydrophilic distributed polyvinyl chloride resin is total to by polyvinylbenzenesulfonic acid sodium, polyacrylate and polyvinyl chloride
Poly- to obtain, structural formula is shown in formula I:
In Formulas I, R is normal-butyl, n-hexyl or n-octyl；The positive integer that x is 10~100, the positive integer that y is 10~200,
The positive integer that z is 200~800.
Hydrophilic distributed polyvinyl chloride resin of the present invention is by polyvinylbenzenesulfonic acid sodium, polyacrylate and polyvinyl chloride
Copolymerization obtains.The polyacrylate damping capacity is excellent, and has good internal plasticization to polyvinyl chloride, can be improved poly-
The resistance to ag(e)ing of vinyl chloride, cold resistance and lasting flexibility.Polyvinylbenzenesulfonic acid sodium contains hydrophilic radical sulfonate radical and oleophylic
Group polyvinyl can make coating become hydrophilic dispersing type due to its this characteristic, convenient for storing transport and construction spraying,
Realize low VOC type water solubility green environmental friendly coatings.Polyvinylbenzenesulfonic acid sodium contains phenyl ring, and space steric effect is big, molecule
Chain is also easy to produce entanglement, can generate big internal friction when by external force and reach damping.
Preferably, the loose type spherical PVC resin is vinyl chloride through homopolymer made from emulsion method, degree of polymerization 500-
2000.The loose type spherical PVC resin being added in the present invention has good weatherability, and chemical resistance, mechanical strength is higher, resistance
Damping properties are good, and inexpensive source is wide.There are highly polar side group C-Cl keys for PVC molecule, big interior friction can be generated in stress and
Reach damping.Meanwhile the PVC being added in the present invention ensure that the mechanical strength of product as coating substrate.
Preferably, the filler be one of the following or two or more mixing: calcium carbonate, titanium dioxide, mica powder,
Talcum powder, kaolin, alumina powder, carbon black, silica flour or white carbon black.
It is furthermore preferred that the filler is following a combination of one or more: calcium carbonate, mica powder, white carbon black.This hair
The toughness of product can be improved in the filler of bright addition, and can reduce cost.Since the addition of filler can be used as dispersed phase point
It is dispersed in continuous resin phase, reduces the polarity of PVC molecule, the toughness of product is made to be increased.Meanwhile by filler grain with
Rubbing action between PVC macromolecular chain segment generates heat dissipation, to improve damping capacity.
Preferably, the plasticizer is one of the following or two or more mixing: phthalate, isophthalic two
Formic acid dioctyl ester, dioctyl terephthalate；The phthalate structural formula is as shown in Formula II:
In Formula II, R is ethyl, normal-butyl, isobutyl group, n-octyl, iso-octyl or isononyl.
It is furthermore preferred that the plasticizer is following a combination of one or more: dioctyl phthalate, isophthalic two
Formic acid dioctyl ester or dioctyl terephthalate.The plasticizer that the present invention is added is primarily to improving the film forming of PVC and breaking
Elongation is split, the addition of plasticizer makes the reduction of PVC molecular polarity, and intermolecular force reduces, and product flexibility increases.
Preferably, the lubricant is one of the following or two or more mixing: atoleine, naphthenic oil, hydrogenation
Castor oil, epoxidized soybean oil, butyl stearate, calcium stearate, zinc stearate, barium stearate or lanolin.
It is furthermore preferred that the lubricant is one of the following or two or more mixing: atoleine, naphthenic oil or sheep
Hair rouge.The lubricant that the present invention is added can reduce the viscosity of coating, improve the film forming of PVC, reduce plasticization temperature.
Preferably, the stabilizer is one of the following or two or more mixtures: calcium zinc stabilizer, lead salt are compound steady
Determine agent, organic tin stabilizer, liquid composite stabilizing agent, barium zinc stabilizer, potassium zinc stabilizer.It is furthermore preferred that the stabilizer
For calcium zinc stabilizer.HCl is generated since PVC coating can decompose during high-temperature molding, so that product is turned to be yellow, under various aspects of performance
Drop.Therefore in the present invention, stabilizer, which is added, can avoid decomposition reaction of the coating in high temperature plasticizing forming.
The present invention also provides a kind of preparation method of dampening composition containing hydrophilic distributed polyvinyl chloride resin, the preparations
Method the following steps are included:
1) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 3~5 minutes；
2) at normal temperature, by plasticizer according to parts by weight, lubricant sequentially adds the high speed disperser of step 1)
In dispersed, until obtain uniform paste coating, vacuumize stirring 4-10 minute, place and cure 18-32 hours.
3) it after taking out the coating of step 2) preparation, is sprayed on electrophoresis plate, is plasticized 25-40 minutes at 120-160 DEG C,
The sheet plate of 3mm thickness is made.
The present invention selects polyvinylbenzenesulfonic acid sodium and polyacrylate modified hydrophilic distributed polyvinyl chloride resin, and compounding is poly-
The right loose type spherical PVC resin for being 500~2000, be allowed to it is evenly dispersed in plasticizers, further choose suitably fill out
Material is dispersed in resin system, adjusts paint viscosity by the way that lubricant is added, and stabilizer is added and guarantees that coating had been plasticized
It does not decompose in journey reaction, obtains high solids content, low VOC type, the environmentally protective damping combination containing hydrophilic dispersing type PVC
Object.
By the dampening composition of preparation pass through PVC spray mo(u)lding technique, had excellent performance containing hydrophilic dispersing type PVC's
Dampening composition material.Dampening composition material prepared by the present invention containing hydrophilic dispersing type PVC, due to hydrophilic dispersing type PVC
The addition of resin makes coating become Water-borne modification, and the internal friction for generating its molecular vibration increases, and has good damping and amortization
Energy；Coating is shear shinning type pseudoplastic fluid, shows low-viscosity under high shear and is sprayed, and is showed under low sheraing high glutinous
Degree, avoid occur slide and sagging, can application property it is good；Filler is dispersed in resin phase as dispersed phase, reduces molecular polarity, soft
Property increase, product elongation at break is big.
The invention has the benefit that 1, from formula and product structure design: using loose type spherical PVC resin as base
Body introduces hydrophilic distributed polyvinyl chloride resin, not only improves the damping capacity and mechanical strength of coating, and make coating Water-borne modification.It is logical
The additive amount for crossing regulation filler and plasticizer, can accurately control the density and viscosity of dampening composition according to demand, simultaneously also
The controllable toughness for improving dampening composition.2, from workability: using dampening composition coating under different shear rate
Rheological behavior, realization can mechanical automation spraying, anti-sag, antiskid falls.3, from process costs: filler additive amount is big, former
Expect at low cost, high production efficiency.4, from properties of product: damping factor is high, and tensile strength is high, and elongation at break is high.5, environment
The characteristics of friendly aspect: having low VOC, and Water-borne modification is pollution-free, meets Green Chemistry.
Detailed description of the invention
Fig. 1 is the k value figure of the dampening composition coating of 1-10 of embodiment of the present invention preparation；
Fig. 2 is the fissipation factor figure of the dampening composition coating of 1-10 of embodiment of the present invention preparation.
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.
The present invention discloses a kind of dampening composition containing hydrophilic distributed polyvinyl chloride resin comprising following parts by weight
Component:
Invention additionally discloses a kind of preparation method of dampening composition containing hydrophilic distributed polyvinyl chloride resin, the preparations
Method the following steps are included:
1) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 3~5 minutes；
2) at normal temperature, by plasticizer according to parts by weight, lubricant sequentially adds the high speed disperser of step 1)
In dispersed, until obtain uniform paste coating, vacuumize stirring 4-10 minute, place and cure 18-32 hours.
3) it after taking out the coating of step 2) preparation, is sprayed on electrophoresis plate, is plasticized 25-40 minutes at 120-160 DEG C,
The sheet plate of 3mm thickness is made.
Embodiment 1
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, butyl polyacrylate and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 500, and filler is calcium carbonate, and plasticizer is phthalic acid
Dioctyl ester, lubricant are atoleine, and stabilizer is calcium zinc stabilizer, and specially ricinoleic acid calcium and zinc laurate be in mass ratio
The mixing of 1:1.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 3 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 5 minutes is vacuumized, places curing 24 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 30 minutes at 140 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 2
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, the own ester of polyacrylic acid and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 1250, and filler is mica powder, and plasticizer is terephthaldehyde
Dioctyl phthalate, lubricant are naphthenic oil, and the stabilizer is lead salt compound stabilizer, specially lead stearate.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 3 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 10 minutes is vacuumized, places curing 24 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 25 minutes at 140 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 3
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, polyacrylic acid monooctyl ester and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 2000, and filler is white carbon black, and plasticizer is isophthalic diformazan
Dioctyl phthalate, lubricant are lanolin, and the stabilizer is organic tin stabilizer, specially maleic acid tin octylate.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 5 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 8 minutes is vacuumized, places curing 32 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 40 minutes at 120 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 4
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, butyl polyacrylate and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 1250, and filler is that calcium carbonate, mica powder and white carbon black are pressed
The mixing of mass ratio 1:1:1, plasticizer are dioctyl phthalate, and lubricant is calcium stearate, zinc stearate, barium stearate
The mixing of 1:1:1 in mass ratio, the stabilizer be barium zinc stabilizer, specially ricinoleic acid barium and zinc laurate in mass ratio
The mixing of 1:1.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 5 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 10 minutes is vacuumized, places curing 18 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 25 minutes at 160 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 5
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, butyl polyacrylate and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 1250, and filler is that calcium carbonate, mica powder and white carbon black are pressed
The mixing of mass ratio 3:1:1, plasticizer are dioctyl phthalate, dioctyl terephthalate and dioctyl isophthalate
The mixing of 1:1:1 in mass ratio, lubricant are atoleine, the naphthenic oil mixing of 1:1 in mass ratio, and the stabilizer is potassium zinc
Stabilizer, specially potassium laurate and the zinc laurate mixing of 1:1 in mass ratio.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 3 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 7 minutes is vacuumized, places curing 28 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 28 minutes at 150 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 6
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, the own ester of polyacrylic acid and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 2000, and filler is that calcium carbonate, mica powder and white carbon black are pressed
The mixing of mass ratio 3:1:1, plasticizer are dioctyl phthalate, dioctyl terephthalate and dioctyl isophthalate
The mixing of 3:1:1 in mass ratio, lubricant are atoleine, the lanolin mixing of 1:1 in mass ratio, and the stabilizer is calcium zinc
Stabilizer, specially ricinoleic acid calcium and the zinc laurate mixing of 1:1 in mass ratio.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 4 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 5 minutes is vacuumized, places curing 30 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 35 minutes at 130 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 7
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, polyacrylic acid monooctyl ester and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 1250, and filler is that calcium carbonate, mica powder and white carbon black are pressed
The mixing of mass ratio 3:1:1, plasticizer are dioctyl phthalate, dioctyl terephthalate and dioctyl isophthalate
The mixing of 3:1:1 in mass ratio, lubricant are naphthenic oil, the lanolin mixing of 1:1 in mass ratio, and the stabilizer is multiple for liquid
Close stabilizer, specially isooctyl acid barium and the zinc Isoocatanoate mixing of 1:1 in mass ratio.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 5 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 8 minutes is vacuumized, places curing 20 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 30 minutes at 140 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 8
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, polyacrylic acid monooctyl ester and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 500, and filler is that calcium carbonate, mica powder and white carbon black press matter
The mixing than 3:1:1 is measured, plasticizer is that dioctyl phthalate, dioctyl terephthalate and dioctyl isophthalate are pressed
The mixing of mass ratio 3:1:1, lubricant be rilanit special, epoxidized soybean oil, butyl stearate 1:1:1 in mass ratio it is mixed
It closes, the stabilizer is calcium zinc stabilizer and barium zinc stabilizer, and specially ricinoleic acid calcium, ricinoleic acid barium, zinc laurate is pressed
The mixing of mass ratio 1:1:1.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 5 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 5 minutes is vacuumized, places curing 24 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 28 minutes at 150 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 9
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, the own ester of polyacrylic acid and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 500, and filler is talcum powder, kaolin, carbon black by quality
Mixing than 3:1:1, plasticizer are that dibutyl phthalate, dioctyl terephthalate and dioctyl isophthalate press matter
The mixing than 3:1:1 is measured, lubricant is the mixing of 1:1:1 in mass ratio of naphthenic oil, lanolin and atoleine, the stabilizer
For calcium zinc stabilizer and potassium zinc stabilizer, specially ricinoleic acid calcium, zinc laurate, potassium laurate 1:1:1's in mass ratio is mixed
It closes.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 3 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste coating is obtained, stirring 5 minutes is vacuumized, places curing 24 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 30 minutes at 140 DEG C, 3mm thickness is made
Sheet plate.
Embodiment 10
A kind of preparation method of hydrophilic dispersing type PVC base dampening composition material comprising following steps:
1) each component is weighed by following parts by weight:
The hydrophilic distributed polyvinyl chloride resin is copolymerized by polyvinylbenzenesulfonic acid sodium, butyl polyacrylate and polyvinyl chloride
It arrives, shown in structure formula (I):
Wherein: the loose type spherical PVC resin polymerization degree is 1250, and filler is titanium dioxide, alumina powder and quartz
The powder mixing of 3:1:1 in mass ratio, plasticizer are diethyl phthalate, dioctyl terephthalate and M-phthalic acid two
The monooctyl ester mixing of 3:1:1 in mass ratio, lubricant are the mixing of 1:1:1 in mass ratio of naphthenic oil, lanolin and atoleine, institute
Stating stabilizer is calcium zinc stabilizer, specially ricinoleic acid calcium and the zinc laurate mixing of 1:1 in mass ratio.
2) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler,
Stabilizer, which is put into high speed disperser, to be dispersed 4 minutes；
3) at normal temperature, by plasticizer according to parts by weight, lubricant is sequentially placed into high speed disperser and disperses, directly
To uniform paste dampening composition coating is obtained, stirring 5 minutes is vacuumized, places curing 24 hours.
4) it after taking out the coating of step 3), is sprayed on electrophoresis plate, is plasticized 30 minutes at 140 DEG C, 3mm thickness is made
Sheet plate.
Paste coating and sheet plate prepared by embodiment 1-10 carries out various performance tests, the item of various performance tests
Part difference is as follows:
1, mechanical strength
Sheet plate is cut into the standard sample according to national standard GB/T 1040-2006, carries out tensile property with puller system
Test.
2, flow
With k value of the DHR test sample under different rotating speeds.
3, damping capacity
Sheet plate is cut into the batten of 25mm × 3mm, with the fissipation factor of DMA test sample at different frequencies.
According to above-mentioned detection method, to the dampening composition coating containing hydrophilic dispersing type PVC of embodiment 1-10 preparation into
The above-mentioned every detection of row, specific detection data are shown in Table 1.
The detection data of the dampening composition coating containing hydrophilic dispersing type PVC of 1 embodiment 1-10 of table preparation
According to table 1: the dampening composition coating containing hydrophilic dispersing type PVC prepared by the method for the present invention can be simultaneously
With excellent tensile strength, elongation at break and high fissipation factor.
Fig. 1 is the k value figure of the PVC base dampening composition coating of 1-10 of embodiment of the present invention preparation.As shown in Figure 1, originally
The hydrophilic dispersing type PVC base dampening composition coating of invention preparation has at low shear rates compared with high viscosity, high-rate of shear
It is lower to have compared with low-viscosity, have good sag resistance can be with sprayable performance.
Fig. 2 is the fissipation factor figure of the PVC base dampening composition material of 1-10 of embodiment of the present invention preparation.As shown in Figure 2,
Hydrophilic dispersing type PVC base dampening composition material prepared by the present invention has high fissipation factor.
Core of the invention is to realize the damping of preparation with hydrophilic distributed polyvinyl chloride resin compounding loose type spherical PVC resin
Composite paint has the high-damping factor, and is water paint, and low VOC is pollution-free, Product Green environmental protection.Meanwhile the present invention with
Inorganic particulate can easily control product density and viscosity as plasticizer as filler, organosilane ester.In addition, inorganic particulate
Filler is dispersed in PVC matrix, is increased friction in products molecule, is improved the tensile strength and elongation at break of product, assign simultaneously
The excellent sag resistance of coating is given, makes coating that there is sprayable property.In short, hydrophilic dispersing type PVC base resistance prepared by the present invention
Nylon 6 combination material has excellent tensile strength, elongation at break, sag resistance and high fissipation factor simultaneously.
It should be noted that being not intended to limit although the various embodiments described above have been described herein
Scope of patent protection of the invention.Therefore, it based on innovative idea of the invention, change that embodiment described herein is carried out and is repaired
Change, or using equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it directly or indirectly will be with
Upper technical solution is used in other related technical areas, is included within scope of patent protection of the invention.
Claims (10)
1. a kind of dampening composition containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: it includes the group of following parts by weight
Point:
2. the dampening composition according to claim 1 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: the parent
Water-dispersion type polyvinyl chloride resin is copolymerized to obtain by polyvinylbenzenesulfonic acid sodium, polyacrylate and polyvinyl chloride, structural formula such as Formulas I
It is shown:
In Formulas I, R is normal-butyl, n-hexyl or n-octyl；The positive integer that x is 10~100, the positive integer that y is 10~200, z are
200~800 positive integer.
3. the dampening composition according to claim 1 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: described to dredge
Easing spherical PVC resin is vinyl chloride through homopolymer made from emulsion method, degree of polymerization 500-2000.
4. the dampening composition according to claim 1 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: described to fill out
Material is one of the following or two or more mixing: calcium carbonate, titanium dioxide, mica powder, talcum powder, kaolin, aluminium oxide
Powder, carbon black, silica flour or white carbon black.
5. the dampening composition according to claim 4 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: described to fill out
Material is one of the following or two or more mixing: calcium carbonate, mica powder or white carbon black.
6. the dampening composition according to claim 1 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: the increasing
Moulding agent is one of the following or two or more mixing: phthalate, dioctyl isophthalate, terephthalic acid (TPA)
Dioctyl ester；The phthalate structural formula is as shown in Formula II:
In Formula II, R is ethyl, normal-butyl, isobutyl group, n-octyl, iso-octyl or isononyl.
7. the dampening composition according to claim 1 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: the profit
Lubrication prescription is one of the following or two or more mixing: atoleine, naphthenic oil, rilanit special, epoxidized soybean oil, tristearin
Acid butyl ester, calcium stearate, zinc stearate, barium stearate or lanolin.
8. the dampening composition according to claim 7 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: the profit
Lubrication prescription is one of the following or two or more mixing: atoleine, naphthenic oil or lanolin.
9. the dampening composition according to claim 1 containing hydrophilic distributed polyvinyl chloride resin, it is characterised in that: described steady
Determine agent be one of the following or two or more mixtures: calcium zinc stabilizer, lead salt compound stabilizer, organic tin stabilizer,
Liquid composite stabilizing agent, barium zinc stabilizer, potassium zinc stabilizer.
10. a kind of preparation side of the dampening composition containing hydrophilic distributed polyvinyl chloride resin described in one of -9 according to claim 1
Method, it is characterised in that: the preparation method comprises the following steps:
1) at normal temperature, by hydrophilic distributed polyvinyl chloride resin according to parts by weight, loose type spherical PVC resin, filler, stabilization
Agent, which is put into high speed disperser, to be dispersed 3~5 minutes；
2) at normal temperature, by plasticizer according to parts by weight, lubricant sequentially add in the high speed disperser of step 1) into
Row dispersion vacuumizes stirring 4-10 minutes until obtaining uniform paste coating, places curing 18-32 hours；
3) it after taking out the coating of step 2) preparation, is sprayed on electrophoresis plate, is plasticized 25-40 minutes, is made at 120-160 DEG C
The sheet plate of 3mm thickness.
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