CN104893530A - Frosting coating and preparation method thereof - Google Patents
Frosting coating and preparation method thereof Download PDFInfo
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- CN104893530A CN104893530A CN201510332783.8A CN201510332783A CN104893530A CN 104893530 A CN104893530 A CN 104893530A CN 201510332783 A CN201510332783 A CN 201510332783A CN 104893530 A CN104893530 A CN 104893530A
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Classifications
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
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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
-
- 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
Abstract
The invention discloses a frosting coating. Firstly, a castor oil is used for cross-linking a prepolymer: the multifunctional-group structure in the castor oil can cross-link a polymer to a certain extent, the cross-linking degree of the polymer is increased, the interaction force among molecular chains is increased, molecular chain movement is resisted, water molecules cannot enter the molecular chains to swell the polymer, and the water absorption of an adhesive film is decreased; meanwhile, the castor oil is a triglyceride of fatty acid, due to long nonpolar fatty acid chains in molecules, the adhesive film has good hydrophobicity, and the water absorption is further reduced; meanwhile, ester groups in the castor oil have higher cohesive energy and can improve the tensile strength of the adhesive film; ethyl cellulose has better heat resistance and thermal plasticity, has good compatibility with polyurethane and can improve the comprehensive property of the prepolymer; then the polyurethane prepolymer is mixed with polysilsesquioxane for modification.
Description
Technical field
The present invention relates to a kind of coating, particularly relate to a kind of frosted coating and preparation method thereof.
Background technology
Aqueous polyurethane emulsion has the advantages such as adjustable, the excellent sticking power of soft durometer and snappiness, be widely used in coating, tackiness agent and ink area, the synthesis mode of at present comparatively ripe anion aqueous polyurethane mainly by introducing hydrophilic radical and internal emulsification on polyurethane molecular segment, have certain water absorbability after film forming, film forming mechanical property, water tolerance, solvent resistance are poor.Usually cross-linking modified and the composite modified water tolerance and the mechanical property that improve glued membrane can be adopted;
In order to improve the performance such as mechanical property, water tolerance of urethane, reduce production cost simultaneously, the present invention replaces traditional petroleum chemicals polyvalent alcohol with Viscotrol C part, prepare a kind of New Emulsion, making its glue film performance obtain further improvement, is that a kind of renewable resources that utilizes is to prepare the effective ways of environment-friendly type high performance emulsion coatings.
Summary of the invention
The object of the invention just there is provided a kind of frosted coating and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of frosted coating, it is characterized in that this coating is that the component A of 1:1.8-2 and B component form by mass ratio, described component A is made up of the raw material of following weight parts:
Hexa-methylene-1,6-vulcabond 10-15, polyvinylpyrrolidone 4-7, exsiccated ammonium alum 1-3, glass powder 2-3, Succinic acid dimethylester 3-5, calcium propionate 1-2, clorox 0.01-0.02, ethyl cellulose 2-3, isophorone diisocyanate 50-67, polycarbonate diol 80-100, polysilsesquioxane 1.6-3, BDO 1.3-2, Diisopropyl azodicarboxylate 0.4-0.9, stannous octoate 0.1-0.17, fluoroboric acid 0.1-0.13, Viscotrol C 10-16;
Described B component is made up of the raw material of following weight parts:
Dimethythiotoluene diamine 2-3, N.F,USP MANNITOL 1-2, myo-Inositol hexaphosphate 2-3, light calcium carbonate 3-5, antioxidant 1010 0.1-0.4.
2, a preparation method for frosted coating as claimed in claim 1, is characterized in that comprising the following steps:
Wherein the preparation method of component A comprises the following steps:
(1) polycarbonate diol is heated to 100-120 DEG C, reduce pressure the 1-2h that dewaters;
(2) joined by exsiccated ammonium alum in 6-7 times of water, stirring and dissolving, adds clorox, and raised temperature is 80-90 DEG C, adds ethyl cellulose, and 100-200 rev/min is stirred to water and does, obtain modified-cellulose;
(3) joined by Viscotrol C in the Virahol of 5-10 times of weight, add fluoroboric acid, modified-cellulose under agitation condition, insulated and stirred 1-2 hour at 60-65 DEG C, adds ammoniacal liquor, and regulator solution PH is 8-9, obtains Viscotrol C Inositol nf12 99;
(4) joined in 10-15 times of water by above-mentioned calcium propionate, add polyvinylpyrrolidone, sending into temperature is in the oil bath of 100-110 DEG C, adds Succinic acid dimethylester, insulated and stirred 20-30 minute, obtain esterification calcium under agitation condition;
(5) Viscotrol C Inositol nf12 99 is joined in the polycarbonate diol after dehydration, add stannous octoate, add isophorone diisocyanate under agitation condition, pass into nitrogen, add BDO, at 85-90 DEG C, react 1-2 hour, add esterification calcium, be stirred to normal temperature, obtain base polyurethane prepolymer for use as;
(6) joined by above-mentioned Diisopropyl azodicarboxylate in 20-30 acetone doubly, stirring, is initiator solution;
(7) in above-mentioned base polyurethane prepolymer for use as, add polysilsesquioxane, drip above-mentioned initiator solution at 80-85 DEG C, dropwise rear ultrasonic disperse 10-20 minute, cooling discharging, add each raw material of residue, dehydration, revolves steaming and sloughs acetone, to obtain final product;
The preparation method of described B component comprises the following steps:
By above-mentioned dimethythiotoluene diamine, N.F,USP MANNITOL, myo-Inositol hexaphosphate mixing, stir, vacuumize the degassed 1-2 hour of dehydration, add each raw material of residue, stir, to obtain final product.
Using method:
First the dust of substrate surface, foreign material are cleaned out, basic unit must be smooth, solid and dry, A of the present invention, B component mixed according to weight ratio, stir, utilize round brush by mixture uniform application in substrate surface.
Advantage of the present invention is:
First the present invention adopts Viscotrol C crosslinking prepolymers body:
Polyfunctional group structure in Viscotrol C can give polymkeric substance certain being cross-linked, improve the crosslinking degree of polymkeric substance, the interaction force between molecular chain is increased, and molecular chain movement is obstructed, water molecules is difficult to enter molecular chain chien shih polymers swell, therefore glued membrane water-intake rate declines;
Viscotrol C is the Witepsol W-S 55 of lipid acid simultaneously, and in its molecule, the nonpolar fatty acid chain of long-chain makes glued membrane have good hydrophobicity, also reduce further water-absorbent;
Ester group simultaneously in Viscotrol C has higher internal cohesive energy, can improve the tensile strength of glued membrane;
And ethyl cellulose has good thermotolerance, thermoplasticity, with urethane, there is good consistency, the over-all properties of performed polymer can be improved;
Then by base polyurethane prepolymer for use as and polysilsesquioxane blending and modifying:
Due to the nanoparticle that polysilsesquioxane is containing Si-O-Si skeleton structure, can the organism of polymeric inner be stoped in the release being oxidized volatile matter in Sum decomposition process further by structure, possess good thermostability and be easy to functionalized simultaneously, can be incorporated in organic matrix well and improve polymer performance, under oxidated condition, also can generate SiO2 be coated on surface, can make material oxygen barrier, heat insulation, cause flame retardant effect to increase;
Coating film coated surface quality of the present invention is tight, granular sensation is evenly fine and closely woven, good hand touch, and film forming ability is good, is not easy dry and cracked, and water-repellancy, stability are strong.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment 1:
A kind of frosted coating, it is characterized in that this coating is that the component A of 1:1.8 and B component form by mass ratio, described component A is made up of the raw material of following weight parts:
Hexa-methylene-1,6-vulcabond 15, polyvinylpyrrolidone 7, exsiccated ammonium alum 1, glass powder 3, Succinic acid dimethylester 5, calcium propionate 1, clorox 0.02, ethyl cellulose 3, isophorone diisocyanate 67, polycarbonate diol 100, polysilsesquioxane 1.6, BDO 1.3, Diisopropyl azodicarboxylate 0.9, stannous octoate 0.17, fluoroboric acid 0.13, Viscotrol C 16;
Described B component is made up of the raw material of following weight parts:
Dimethythiotoluene diamine 2, N.F,USP MANNITOL 1, myo-Inositol hexaphosphate 3, light calcium carbonate 5, antioxidant 1010 0.4.
A preparation method for frosted coating, comprises the following steps:
Wherein the preparation method of component A comprises the following steps:
(1) polycarbonate diol is heated to 120 DEG C, reduce pressure the 2h that dewaters;
(2) joined by exsiccated ammonium alum in 6 times of water, stirring and dissolving, adds clorox, and raised temperature is 80-90 DEG C, adds ethyl cellulose, and 200 revs/min are stirred to water and do, obtain modified-cellulose;
(3) joined by Viscotrol C in the Virahol of 10 times of weight, add fluoroboric acid, modified-cellulose under agitation condition, at 65 DEG C, insulated and stirred 2 hours, adds ammoniacal liquor, and regulator solution PH is 8, obtains Viscotrol C Inositol nf12 99;
(4) joined in 15 times of water by above-mentioned calcium propionate, add polyvinylpyrrolidone, sending into temperature is in the oil bath of 110 DEG C, and add Succinic acid dimethylester under agitation condition, insulated and stirred 30 minutes, obtains esterification calcium;
(5) Viscotrol C Inositol nf12 99 is joined in the polycarbonate diol after dehydration, add stannous octoate, add isophorone diisocyanate under agitation condition, pass into nitrogen, add BDO, react 1 hour at 90 DEG C, add esterification calcium, be stirred to normal temperature, obtain base polyurethane prepolymer for use as;
(6) being joined in the acetone of 30 times by above-mentioned Diisopropyl azodicarboxylate, stir, is initiator solution;
(7) in above-mentioned base polyurethane prepolymer for use as, add polysilsesquioxane, drip above-mentioned initiator solution at 85 DEG C, dropwise rear ultrasonic disperse 10 minutes, cooling discharging, add each raw material of residue, dehydration, revolves steaming and sloughs acetone, to obtain final product;
The preparation method of described B component comprises the following steps:
By above-mentioned dimethythiotoluene diamine, N.F,USP MANNITOL, myo-Inositol hexaphosphate mixing, stir, vacuumize degassed 1 hour of dehydration, add each raw material of residue, stir, to obtain final product.
Performance test:
Tensile strength 5.9MPa;
Tear strength 20N/mm;
Elongation at break: 560%;
Watertightness: 0.3MPa, 30min: waterproof.
Claims (2)
1. a frosted coating, it is characterized in that this coating is that the component A of 1.8-2:1 and B component form by mass ratio, described component A is made up of the raw material of following weight parts:
Hexa-methylene-1,6-vulcabond 10-15, polyvinylpyrrolidone 4-7, exsiccated ammonium alum 1-3, glass powder 2-3, Succinic acid dimethylester 3-5, calcium propionate 1-2, clorox 0.01-0.02, ethyl cellulose 2-3, isophorone diisocyanate 50-67, polycarbonate diol 80-100, polysilsesquioxane 1.6-3, BDO 1.3-2, Diisopropyl azodicarboxylate 0.4-0.9, stannous octoate 0.1-0.17, fluoroboric acid 0.1-0.13, Viscotrol C 10-16;
Described B component is made up of the raw material of following weight parts:
Dimethythiotoluene diamine 2-3, N.F,USP MANNITOL 1-2, myo-Inositol hexaphosphate 2-3, light calcium carbonate 3-5, antioxidant 1010 0.1-0.4.
2. a preparation method for frosted coating as claimed in claim 1, is characterized in that comprising the following steps:
Wherein the preparation method of component A comprises the following steps:
(1) polycarbonate diol is heated to 100-120 DEG C, reduce pressure the 1-2h that dewaters;
(2) joined by exsiccated ammonium alum in 6-7 times of water, stirring and dissolving, adds clorox, and raised temperature is 80-90 DEG C, adds ethyl cellulose, and 100-200 rev/min is stirred to water and does, obtain modified-cellulose;
(3) joined by Viscotrol C in the Virahol of 5-10 times of weight, add fluoroboric acid, modified-cellulose under agitation condition, insulated and stirred 1-2 hour at 60-65 DEG C, adds ammoniacal liquor, and regulator solution PH is 8-9, obtains Viscotrol C Inositol nf12 99;
(4) joined in 10-15 times of water by above-mentioned calcium propionate, add polyvinylpyrrolidone, sending into temperature is in the oil bath of 100-110 DEG C, adds Succinic acid dimethylester, insulated and stirred 20-30 minute, obtain esterification calcium under agitation condition;
(5) Viscotrol C Inositol nf12 99 is joined in the polycarbonate diol after dehydration, add stannous octoate, add isophorone diisocyanate under agitation condition, pass into nitrogen, add BDO, at 85-90 DEG C, react 1-2 hour, add esterification calcium, be stirred to normal temperature, obtain base polyurethane prepolymer for use as;
(6) joined by above-mentioned Diisopropyl azodicarboxylate in 20-30 acetone doubly, stirring, is initiator solution;
(7) in above-mentioned base polyurethane prepolymer for use as, add polysilsesquioxane, drip above-mentioned initiator solution at 80-85 DEG C, dropwise rear ultrasonic disperse 10-20 minute, cooling discharging, add each raw material of residue, dehydration, revolves steaming and sloughs acetone, to obtain final product;
The preparation method of described B component comprises the following steps:
By above-mentioned dimethythiotoluene diamine, N.F,USP MANNITOL, myo-Inositol hexaphosphate mixing, stir, vacuumize the degassed 1-2 hour of dehydration, add each raw material of residue, stir, to obtain final product.
Priority Applications (1)
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CN201510332783.8A CN104893530A (en) | 2015-06-16 | 2015-06-16 | Frosting coating and preparation method thereof |
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CN201510332783.8A CN104893530A (en) | 2015-06-16 | 2015-06-16 | Frosting coating and preparation method thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115173662A (en) * | 2022-07-19 | 2022-10-11 | 东莞市吉铼升电机股份有限公司 | Vibration horn motor |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101250375A (en) * | 2008-04-03 | 2008-08-27 | 同济大学 | POSS/polyurethane aqueous composite paint and preparation method thereof |
CN102757722A (en) * | 2012-07-13 | 2012-10-31 | 江苏博特新材料有限公司 | Bi-component polyurethane coating and preparation method thereof |
CN104448183A (en) * | 2014-12-08 | 2015-03-25 | 江南大学 | Plant oil-based polyurethane composite material and preparation method thereof |
-
2015
- 2015-06-16 CN CN201510332783.8A patent/CN104893530A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101250375A (en) * | 2008-04-03 | 2008-08-27 | 同济大学 | POSS/polyurethane aqueous composite paint and preparation method thereof |
CN102757722A (en) * | 2012-07-13 | 2012-10-31 | 江苏博特新材料有限公司 | Bi-component polyurethane coating and preparation method thereof |
CN104448183A (en) * | 2014-12-08 | 2015-03-25 | 江南大学 | Plant oil-based polyurethane composite material and preparation method thereof |
Non-Patent Citations (2)
Title |
---|
周永元: "《纺织浆料学》", 31 January 2004, 中国纺织出版社 * |
杨春晖等: "《涂料配方设计与制备工艺》", 31 May 2003, 化学工业出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115173662A (en) * | 2022-07-19 | 2022-10-11 | 东莞市吉铼升电机股份有限公司 | Vibration horn motor |
CN115173662B (en) * | 2022-07-19 | 2023-08-11 | 东莞市吉铼升电机股份有限公司 | Vibrating horn motor |
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Application publication date: 20150909 |