CN106543809A - A kind of special fibre coating and preparation method thereof - Google Patents

A kind of special fibre coating and preparation method thereof Download PDF

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Publication number
CN106543809A
CN106543809A CN201610878264.6A CN201610878264A CN106543809A CN 106543809 A CN106543809 A CN 106543809A CN 201610878264 A CN201610878264 A CN 201610878264A CN 106543809 A CN106543809 A CN 106543809A
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Prior art keywords
parts
carbon fiber
weight
agent
coating
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Pending
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CN201610878264.6A
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Chinese (zh)
Inventor
戴仁兴
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Jiangsu Ambassador With Abundance Of Paint Co Ltd
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Jiangsu Ambassador With Abundance Of Paint Co Ltd
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Priority to CN201610878264.6A priority Critical patent/CN106543809A/en
Publication of CN106543809A publication Critical patent/CN106543809A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D101/00Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
    • C09D101/08Cellulose derivatives
    • C09D101/10Esters of organic acids
    • C09D101/14Mixed esters, e.g. cellulose acetate-butyrate
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16Antifouling paints; Underwater paints
    • C09D5/1687Use of special additives
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18Fireproof paints including high temperature resistant paints
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer 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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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention discloses a kind of special fibre coating and preparation method thereof, the coating is made up of following component in parts by weight:32 35 parts of modified carbon fiber resins;35 parts of auxiliary agents;58 parts of organic clays;23 parts of adhesion promoters;13 parts of wetting dispersing agents;11 12 parts of curing agent;29 33 parts of solvent compositions.Special fibre coating proportion prepared by the present invention is low and have the advantages that low temperature drying solidifies, can polish, adhesive force is good, rub resistance, wet-heat resisting, anti-pollution, feel it is smooth, and consumption is few, i.e., the acid-proof alkaline that there is in the coating layer thickness of 0.2mm conventional coating 0.5mm coatings to have.

Description

A kind of special fibre coating and preparation method thereof
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of special fibre coating and preparation method thereof.
Background technology
As industrial development, the industrial coating market for metal coating and decoration are constantly developed, baking vanish is used as normal Industrial finish, is widely used in all conglomeraties such as machine-building, electromechanics, film light, with stronger adhesive force, to metal With protection well and dicoration, just from the point of view of current baking vanish market, using being widely solvent-borne type baking vanish, with melamine Resin is widely used in household electric appliances for the baking vanish of crosslinking agent.CN 105349005A provide a kind of polyester fiber coating, the painting Material is with stronger adhesive force, corrosion resistance, chemicals-resistant, hardness height, rub resistance;CN 103756531B have applied for one kind The double component polyester fabric hand coating of carbon fibre composite, the coating can low temperature drying solidifies, can polish, adhesive force is good, The advantages of rub resistance, wet-heat resisting, anti-pollution, smooth feel.
But the advantages of although coating of the prior art be provided with good chemical property, wear-resisting, chemically-resistant, high rigidity, All very big in most of coating proportion, construction is inconvenient;Although the proportions such as solvent-borne type F-C paint are low, usage amount is big, cost It is higher.So developing a kind of low-gravity and with low temperature drying solidifies, can polish, adhesive force is good, rub resistance, wet-heat resisting, resistant Dye, coating the advantages of feel is smooth have tremendous economic meaning.
The content of the invention
It is an object of the invention to provide a kind of special fibre coating, special fibre coating of the present invention is not only with low temperature drying Solidify, can polish, adhesive force is good, rub resistance, wet-heat resisting, anti-pollution, smooth feel the advantages of, and proportion is low, beneficial to construction; Weight of coated paint is few, and coating layer thickness is only 0.2mm.
According to an aspect of the present invention, the invention provides a kind of special fibre coating, the coating is according to weight portion Number meter is made up of following component:
32-35 part modified carbon fiber resins;3-5 part auxiliary agents;5-8 part organic clays;2-3 part adhesion promoters;1-3 parts Wetting dispersing agent;11-12 part curing agent;29-33 parts solvent is constituted;
The modified carbon fiber resin is by weight by chopped carbon fiber:Hydroxylated acrylic resin AMS-2788:Trimerization Cyanamide formaldehyde resin powder:Acetylbutyrylcellulose=7:3:2:5 mixture composition, the chopped carbon fiber length is 20-50 μ M, a diameter of 12-30 μm;The modified carbon fiber is prepared by following preparation methods:By chopped carbon fiber, AMS-2788 hydroxyls Base acrylic resin, melamine resin, acetylbutyrylcellulose are placed in the ethanol solution of the ammonia of pH=9.0 Stirring immersion 2h, then suction filtration under the rotating speed of 800rpm, it is neutral to be washed with ethanol to filtrate pH, dries described to change at 45 DEG C Property carbon fibre resin.
The auxiliary agent is by weight by polyvinyl alcohol 1788:Hydroxy boric acid frequency is which ester:2- amino benzenethiol=3: 2:1 mixture composition;
The organic clay is by weight by water lime stone:Double hydrogenated-tallow group alkyl dimethyl ammonium chlorides:Bentonite=3:5:2 Mixture composition;
The adhesion promoter is by weight by silane coupler KH-560:γ aminopropyltriethoxy silane: Double-(γ-triethoxy silicon substrate propyl group) tetrasulfide=2:5:3 mixture composition;In the special fibre coating of the present invention Adhesion promoter not only can increase the traumatic resistance and adhesive force of coating, and can improve coating and be exposed to humidity, water Leaching or damage of the salt mist environment to coating, improve the dispersiveness of filler and pigment, improve the curing performance of coating.
The wetting dispersing agent is by weight by wetting dispersing agent BYK-9076:Wetting dispersing agent RF-54=12:19 Mixture is constituted;
The curing agent is by weight by blocked isocyanate curing agent Y-311SN:Hexamethylene diisocyanate N3390=3:2 mixture composition.
The solvent is by weight by dimethyl:Hexone:Methoxy propyl acetate=3:7:5 mixing Thing is constituted.
Preferably, the special fibre coating is made up of following component in parts by weight:
33 parts of modified carbon fiber resins;4 parts of auxiliary agents;6 parts of organic clays;3 parts of adhesion promoters;3 parts of wetting dispersing agents; 11 parts of curing agent;30 parts of solvent compositions;
According to another aspect of the present invention, the invention provides a kind of preparation method of special fibre coating, including with Lower step:
1) modified carbon fiber resin, auxiliary agent, organic clay, adhesion promoter, wetting and dispersing are weighed according to said ratio Agent, curing agent, solvent are standby;
2) modified carbon fiber resin is mixed into shearing to particle diameter D90 to add after less than 10 microns in high shear dispersion machine In Scattered Kettle A, solvent 20-30 DEG C of dispersed with stirring 2h under the rotating speed of 600rpm is subsequently adding, then is warming up to 40 DEG C and continue stirring 2h;
3) auxiliary agent and organic clay mixed at high speed 180min are added in three-dimensional mixer, after mixing at 40 DEG C in three batches In adding Scattered Kettle A, dispersed with stirring 40min under the rotating speed of 800rpm;
4) addition adhesion promoter dispersed with stirring 2h under the rotating speed of 1000rpm in Scattered Kettle A;
5) in Scattered Kettle A add curing agent be warming up to 50 DEG C stirring 1h, then add at 60 DEG C of wetting dispersing agent in 1000rpm stirs 2h, is then cooled to discharging after 20-30 DEG C with the rate of temperature fall of 10 DEG C/h and dispenses to obtain special fibre coating.
The coating proportion for preparing of the invention is 1.15-1.25kg/L, and low-gravity coating is not only beneficial to construction, saving people Power, and the coating content that unit area is used is few, greatlys save Material Cost.
Coating of the invention can be coated on matrix to use on steel, concrete, plastic matrix in use, coating Coating layer thickness between 0.1-0.5mm.
Special fibre coating prepared by the present invention not only has good chemical property, wear-resisting, chemically-resistant, high rigidity etc. excellent Point, especially with good acid-alkali-corrosive-resisting performance;And proportion is low, beneficial to construction;Weight of coated paint is few, and coating layer thickness is only 0.2mm。
Specific embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to specific embodiment, to this Invention is further described.It should be understood that these descriptions are simply exemplary, and it is not intended to limit the scope of the present invention.
Embodiment 1
First, fill a prescription:Following component is weighed in parts by weight:
32 parts of modified carbon fiber resins;The modified carbon fiber resin is by weight by chopped carbon fiber:Hydroxy Acid resin AMS-2788:Melamine resin powder:Acetylbutyrylcellulose=7:3:2:5 mixture composition, it is described short Carbon fiber length is cut for 20-50 μm, a diameter of 12-30 μm;The modified carbon fiber is prepared by following preparation methods:Will be short Cut carbon fiber, AMS-2788 Hydroxylated acrylic resins, melamine resin, acetylbutyrylcellulose and be placed in pH=9.0's In the ethanol solution of ammonia, under the rotating speed of 800rpm, 2h is soaked in stirring, then suction filtration, and it is neutral to be washed with ethanol to filtrate pH, and 45 The modified carbon fiber resin is dried to obtain at DEG C.
3 parts of auxiliary agents;The auxiliary agent is by weight by polyvinyl alcohol 1788:Hydroxy boric acid frequency is which ester:2- aminobenzenes Mercaptan=3:2:1 mixture composition;
5 parts of organic clays;The organic clay is by weight by water lime stone:Double hydrogenated-tallow group alkyl dimethyl ammonium chlorides: Bentonite=3:5:2 mixture composition;
2 parts of adhesion promoters;The adhesion promoter is by weight by silane coupler KH-560:Gamma-amino Propyl-triethoxysilicane:Double-(γ-triethoxy silicon substrate propyl group) tetrasulfide=2:5:3 mixture composition;
1 part of wetting dispersing agent;The wetting dispersing agent is by weight by wetting dispersing agent BYK-9076:Wetting dispersing agent RF-54=12:19 mixture composition;
11 parts of curing agent;The curing agent is by weight by blocked isocyanate curing agent Y-311SN:Hexa-methylene two Isocyanates N3390=3:2 mixture composition.
29 parts of solvent compositions;The solvent is by weight by dimethyl:Hexone:Methoxy propyl acetate =3:7:5 mixture composition.
2nd, preparation method
1) modified carbon fiber resin, auxiliary agent, organic clay, adhesion promoter, wetting and dispersing are weighed according to said ratio Agent, curing agent, solvent are standby;
2) modified carbon fiber resin is mixed into shearing to particle diameter D90 to add after less than 10 microns in high shear dispersion machine In Scattered Kettle A, solvent 20-30 DEG C of dispersed with stirring 2h under the rotating speed of 600rpm is subsequently adding, then is warming up to 40 DEG C and continue stirring 2h;
3) auxiliary agent and organic clay mixed at high speed 180min are added in three-dimensional mixer, after mixing at 40 DEG C in three batches In adding Scattered Kettle A, dispersed with stirring 40min under the rotating speed of 800rpm;
4) addition adhesion promoter dispersed with stirring 2h under the rotating speed of 1000rpm in Scattered Kettle A;
5) in Scattered Kettle A add curing agent be warming up to 50 DEG C stirring 1h, then add at 60 DEG C of wetting dispersing agent in 1000rpm stirs 2h, is then cooled to discharging after 20-30 DEG C with the rate of temperature fall of 10 DEG C/h and dispenses to obtain special fibre coating.
The special fibre coating proportion for taking the proportion agar diffusion method measure preparation of embodiment 1 in GB1756-79 is 1.15L/kg.
Embodiment 2
35 parts of modified carbon fiber resins;5 parts of auxiliary agents;8 parts of organic clays;3 parts of adhesion promoters;3 parts of wetting dispersing agents; 12 parts of curing agent;33 parts of solvent compositions;
Wherein modified carbon fiber resin, auxiliary agent, organic clay, adhesion promoter, wetting dispersing agent, curing agent, solvent Composition and preparation method thereof is with embodiment 1;
Preparation method is consistent with embodiment 1.
The special fibre coating proportion for taking the proportion agar diffusion method measure preparation of embodiment 2 in GB1756-79 is 1.20L/kg.
Embodiment 3
33 parts of modified carbon fiber resins;4 parts of auxiliary agents;6 parts of organic clays;3 parts of adhesion promoters;3 parts of wetting dispersing agents; 11 parts of curing agent;30 parts of solvent compositions;
Wherein modified carbon fiber resin, auxiliary agent, organic clay, adhesion promoter, wetting dispersing agent, curing agent, solvent Composition and preparation method thereof is with embodiment 1;
Preparation method is consistent with embodiment 1.
The special fibre coating proportion for taking the proportion agar diffusion method measure preparation of embodiment 3 in GB1756-79 is 1.25L/kg.
Performance comparison:Special fibre coating prepared by the embodiment of the present invention 1 is taken with the commercially available oiliness that proportion is 1.1kg/L Coating takes identical coating process, makes paint thickness be 0.5mm;
Note:The test condition of pH=3 is aqueous hydrochloric acid solution;PH=10 is ammonia spirit
Not only density is low for the coating of the above experimental result surface present invention, and consumption is few, i.e., in the coating layer thickness of 0.2mm When there is the acid-proof alkaline that conventional coating 0.5mm coatings have.
Although embodiments of the present invention are described in detail, it should be understood that, without departing from the present invention's In the case of spirit and scope, embodiments of the present invention can be made with various changes, replace and change.

Claims (5)

1. a kind of special fibre coating, the coating are made up of following component in parts by weight:32-35 part modified carbon fibers Resin;3-5 part auxiliary agents;5-8 part organic clays;2-3 part adhesion promoters;1-3 part wetting dispersing agents;11-12 part curing agent; 29-33 parts solvent is constituted;
The modified carbon fiber resin is by weight by chopped carbon fiber:Hydroxylated acrylic resin AMS-2788:Melamine Formaldehyde resin powder:Acetylbutyrylcellulose=7:3:2:5 mixture composition;
The auxiliary agent is by weight by polyvinyl alcohol 1788:Hydroxy boric acid frequency is which ester:2- amino benzenethiol=3:2:1 Mixture is constituted;
The organic clay is by weight by water lime stone:Double hydrogenated-tallow group alkyl dimethyl ammonium chlorides:Bentonite=3:5:2 it is mixed Compound is constituted;
The adhesion promoter is by weight by silane coupler KH-560:γ aminopropyltriethoxy silane:Double- (γ-triethoxy silicon substrate propyl group) tetrasulfide=2:5:3 mixture composition;
The wetting dispersing agent is by weight by wetting dispersing agent BYK-9076:Wetting dispersing agent RF-54=12:19 mixing Thing is constituted;
The curing agent is by weight by blocked isocyanate curing agent Y-311SN:Hexamethylene diisocyanate N3390= 3:2 mixture composition;
The solvent is by weight by dimethyl:Hexone:Methoxy propyl acetate=3:7:5 mixture group Into.
2. special fibre coating according to claim 1, it is characterised in that:It is made up of following component in parts by weight: 33 parts of modified carbon fiber resins;4 parts of auxiliary agents;6 parts of organic clays;3 parts of adhesion promoters;3 parts of wetting dispersing agents;11 parts of solidifications Agent;30 parts of solvent compositions.
3. special fibre coating according to claim 1 and 2, it is characterised in that:The chopped carbon fiber length is 20-50 μm, a diameter of 12-30 μm.
4. special fibre coating according to claim 1 and 2, it is characterised in that:The modified carbon fiber is by following It is prepared by preparation method:Will be chopped carbon fiber, AMS-2788 Hydroxylated acrylic resins, melamine resin, acetate butyrate fine In the ethanol solution of the ammonia that dimension element is placed in pH=9.0, under the rotating speed of 800rpm, 2h is soaked in stirring, and then suction filtration, is washed with ethanol It is neutrality to filtrate pH, at 45 DEG C, dries to obtain the modified carbon fiber resin.
5. a kind of preparation method of the special fibre coating described in claim 1, comprises the following steps:
1) modified carbon fiber resin, auxiliary agent, organic clay, adhesion promoter, wetting dispersing agent, solid is weighed according to said ratio Agent, solvent are standby;
2) it is less than 10 microns addition dispersions afterwards modified carbon fiber resin to be mixed shearing to particle diameter D90 in high shear dispersion machine In kettle A, solvent 20-30 DEG C of dispersed with stirring 2h under the rotating speed of 600rpm is subsequently adding, then is warming up to 40 DEG C and continue stirring 2h;
3) auxiliary agent and organic clay mixed at high speed 180min are added in three-dimensional mixer, is added at 40 DEG C in three batches after mixing In Scattered Kettle A, dispersed with stirring 40min under the rotating speed of 800rpm;
4) addition adhesion promoter dispersed with stirring 2h under the rotating speed of 1000rpm in Scattered Kettle A;
5) in Scattered Kettle A add curing agent be warming up to 50 DEG C stirring 1h, then add at 60 DEG C of wetting dispersing agent in 1000rpm stirs 2h, is then cooled to discharging after 20-30 DEG C with the rate of temperature fall of 10 DEG C/h and dispenses to obtain special fibre coating.
CN201610878264.6A 2016-10-08 2016-10-08 A kind of special fibre coating and preparation method thereof Pending CN106543809A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111808483A (en) * 2020-07-31 2020-10-23 南北兄弟药业投资有限公司 Coating containing zinc modified nano carbon fiber and surface modifier
CN114702330A (en) * 2022-06-08 2022-07-05 浙江星辉新材料科技有限公司 Densification method of carbon fiber preform

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CN103756531A (en) * 2013-12-25 2014-04-30 无锡卡秀堡辉涂料有限公司 Double-component polyester hand feeling coating for carbon fiber composite material
CN105008466A (en) * 2013-03-08 2015-10-28 比克化学有限公司 Method for providing a metal substrate having corrosion resistance
CN105199565A (en) * 2015-10-31 2015-12-30 安徽神剑新材料股份有限公司 Thermoset electromagnetic shielding powder coating containing carbon fiber
JP5910804B1 (en) * 2015-04-20 2016-04-27 東洋インキScホールディングス株式会社 Room temperature curable coating composition and blade of wind power generator

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CN105008466A (en) * 2013-03-08 2015-10-28 比克化学有限公司 Method for providing a metal substrate having corrosion resistance
CN103756531A (en) * 2013-12-25 2014-04-30 无锡卡秀堡辉涂料有限公司 Double-component polyester hand feeling coating for carbon fiber composite material
JP5910804B1 (en) * 2015-04-20 2016-04-27 東洋インキScホールディングス株式会社 Room temperature curable coating composition and blade of wind power generator
CN105199565A (en) * 2015-10-31 2015-12-30 安徽神剑新材料股份有限公司 Thermoset electromagnetic shielding powder coating containing carbon fiber

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111808483A (en) * 2020-07-31 2020-10-23 南北兄弟药业投资有限公司 Coating containing zinc modified nano carbon fiber and surface modifier
CN111808483B (en) * 2020-07-31 2021-12-21 南北兄弟药业投资有限公司 Coating containing zinc modified nano carbon fiber and surface modifier
CN114702330A (en) * 2022-06-08 2022-07-05 浙江星辉新材料科技有限公司 Densification method of carbon fiber preform

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Application publication date: 20170329