CN105038571A - Heat resistant type vegetable oil-based polyurethane floor coating and preparation method thereof - Google Patents
Heat resistant type vegetable oil-based polyurethane floor coating and preparation method thereof Download PDFInfo
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Abstract
A heat resistant type vegetable oil-based polyurethane floor coating comprises three components of A, B and C, wherein the A component comprises the following raw materials in parts by weight: 100 parts of vegetable oil, 5-20 parts of polyhydric alcohols, 10-30 parts of a heat-resistant modifier, 0.3-1 part of a catalyst, 3-5 parts of an emulgator and 60-120 parts of deionized water; the B component is isocyanate with rigid chain segments; the C component comprises the following raw materials in parts by weight: 1-5 parts of pigment, 5-10 parts of zeolite powder, 20-30 parts of kaolin or quartz powder and 30-60 parts of deionized water; during coating, the A, B and C components are matched for use according to the fact that the weight ratio of the A component to the B component to the C component is 2: (1-3): (0.5-1). The preparation of the coating comprises the following steps: (1) preparing raw materials; (2) preparing all the components: 1 preparing the A component; 2 directly adopting the conventional isocyanate product as the B component; 3 preparing the C component; (3) respectively packaging the prepared components A and C. According to the preparation method, vegetable oil is used to prepare the polyurethane floor coating, so that the heat resistance and mechanical property of the vegetable oil-based polyurethane floor coating are effectively improved.
Description
Technical field
The present invention relates to technical field of coatings, particularly relate to terrace paint technical field, particularly a kind of heat resistant type vegetable oil based polyurethane terrace paint and preparation method thereof.
Technical background
Along with the enhancing day by day of the day by day exhausted of fossil resource and people's environmental consciousness, social demand proposes new requirement to coating industry, namely develops that environmental protection, high-performance, water-based are solvent-free, the new coating of high solid, powder and radiation curing.And the application of polyurethane coating is very widely in current coating, there is common coating, have speciality coating, have industrial coating, have building coating, the vestige of the polyurethane coating that almost grows on trees.In the manufacture of polyurethane coating, vegetables oil is owing to being renewable resources, and its wide material sources, prepare as polyvalent alcohol the concern that polyurethane coating has been subject to people using the vegetables oil of hydroxyl or hydroxylated vegetables oil.Because vegetable oil-based polyols has polyhydroxy structure, can three-dimensional crosslinking structure be formed, be used for preparing polyurethane floor coatings and should have good physical and chemical performance.
Chinese patent 201210267256.X and 201210291182.3 discloses: using vegetables oil as raw material to prepare polyurethane terrace material.But the backbone due to vegetables oil is acyclic straight, flexibility is comparatively strong, and therefore, mechanical property and the resistance toheat of the polyurethane material prepared with it are not ideal enough.
In order to improve the thermotolerance of vegetable oil based polyurethane terrace, Chinese patent 200810036486.9 and 200810036487.3 discloses: the condenses introducing phthalic anhydride and polyvalent alcohol in vegetable oil based polyurethane terrace paint.Due to their employings is physical mixed method, so undesirable to the lifting of vegetable oil based polyurethane terrace paint thermotolerance.
US Patent No. 19750567074 and US19760704945 disclose: the composition of vegetable oil based polyurethane concrete floor and preparation method, it introduces Abietyl modified resol by physical mixed method, there is certain improvement to the thermotolerance of concrete floor, but promoted DeGrain.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of heat resistant type vegetable oil based polyurethane terrace paint is provided, it carries out modification by adopting the properties-correcting agent with aromatic ring or more ring structures to vegetable oil-based polyols, the rigidity of segment can be improved, make prepared polyurethane floor coatings have good thermotolerance and mechanical property.The second object of the present invention is, provides the preparation method of described heat resistant type vegetable oil based polyurethane terrace paint.
For achieving the above object, present invention employs following technical scheme.
A kind of heat resistant type vegetable oil based polyurethane terrace paint, is characterized in that, containing A, B, C tri-components,
Described component A is vegetable oil-based polyols emulsion, and wherein the weight part of each raw material consists of:
Vegetables oil: 100 weight parts;
Polyvalent alcohol: 5 ~ 20 weight parts;
Heat-proof modifier: 10 ~ 30 weight parts;
Catalyzer: 0.3 ~ 1 weight part;
Emulsifying agent: 3 ~ 5 weight parts;
Deionized water: 60 ~ 120 weight parts;
Described B component is the isocyanic ester with rigid chain segment;
In described component C, the weight part of each raw material consists of:
Pigment: 1 ~ 5 weight part;
Zeolite powder: 5 ~ 10 weight parts;
Kaolin or silica powder: 20 ~ 30 weight parts;
Deionized water: 30 ~ 60 weight parts;
Described component A, B component and C component by weight A:B:C=2:1 ~ 3:0.5 ~ 1 with the use of.
Further, described vegetables oil is Viscotrol C, soybean oil, oleum lini or palmitic one.
Further, described polyvalent alcohol is aliphatic polyol, is the one of ethylene glycol, glycol ether, glycerol or TriMethylolPropane(TMP).
Further, described heat-proof modifier is have aromatic ring or aliphatic ring structure and compound containing hydroxyl, carboxyl or anhydride group or low-molecular(weight)polymer.
Further, described heat-proof modifier is the one of resole, rosin or phthalic anhydride.
Further, described catalyzer is the one of titanic acid ester or lithium hydroxide.
Further, described emulsifying agent be polyoxyethylene nonyl phenolic ether, polyoxyethylene glycol dioleic acid ester, castor oil polyoxyethylene ether one or both.
Further, described isocyanic ester is the isocyanic ester containing aromatic ring or cycloaliphatic ring rigid structure.
Further, described isocyanic ester is the one for modified diphenylmethane diisocyanate, toluene diisocyanate trimer, isoflurane chalcone diisocyanate or poly-methylene polphenyl isocyanate.
For realizing above-mentioned second object, present invention employs following technical scheme.
A preparation method for heat resistant type vegetable oil based polyurethane terrace paint, is characterized in that, comprise following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint contains A, B, C tri-components,
In described component A, the weight part of each raw material consists of:
Vegetables oil: 100 weight parts;
Polyvalent alcohol: 5 ~ 20 weight parts;
Heat-proof modifier: 10 ~ 30 weight parts;
Catalyzer: 0.3 ~ 1 weight part;
Emulsifying agent: 3 ~ 5 weight parts;
Deionized water: 60 ~ 120 weight parts;
Described B component is the isocyanic ester with rigid chain segment;
In described component C filler, the weight part of each raw material consists of:
Pigment: 1 ~ 5 weight part;
Zeolite powder: 5 ~ 10 weight parts;
Kaolin or silica powder: 20 ~ 30 weight parts;
Deionized water: 30 ~ 60 weight parts;
2. the weight part pressing raw material prepares raw material;
(2) preparation of each component
1. the preparation of component A
I, vegetables oil, polyvalent alcohol, heat-proof modifier, catalyzer are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas;
II, be warming up to 200 ~ 230 DEG C of reactions 2 ~ 3 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by;
III, emulsifying agent, deionized water are added in aforesaid reaction vessel according to the ratio of weight part, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, should control to drip described vegetable oil-based polyols at 0.5 ~ 1 hour;
IV, continue stirring 0.5 ~ 2 hour, obtain vegetable oil-based polyols emulsion;
2. B component directly adopts existing isocyanate products;
3. the preparation of C component
Successively pigment, zeolite powder, kaolin or silica powder, deionized water are dropped in scuffing of cylinder bore by the weight part composition of step (1) 1. C component, start dispersion machine, stir by the rotating speeds of 400 ~ 800 revs/min and disperse for 15 ~ 30 minutes, obtain finely dispersed C component compound;
4. described component A and component C are separated and prepare burden and disperse;
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
Positively effect of the present invention is:
(1) adopt vegetables oil to prepare polyurethane floor coatings, both make use of the physical and chemical performance that vegetables oil is good, make use of again vegetables oil is natural product, and source is wide, low cost, reproducible advantage.
(2) have employed the properties-correcting agent with aromatic ring or aliphatic ring structure, by reactive grafting in polyol component, effectively improve the rigidity of soft section of vegetable oil based polyurethane; Select the isocyanic ester containing aromatic ring or cycloaliphatic ring rigid structure, effectively improve the rigidity of hard section; Acted synergistically by the two, effectively can improve resistance toheat and the mechanical property of vegetable oil based polyurethane terrace paint.
(3) the easy science of preparation method, can carry out large-scale production.
Embodiment
Below introduce the embodiment of heat resistant type vegetable oil based polyurethane terrace paint of the present invention and preparation method thereof further, 4 embodiments and 1 comparative example are provided.But it may be noted that enforcement of the present invention is not limited to following embodiment.
embodiment 1a preparation method for heat resistant type vegetable oil based polyurethane terrace paint, comprises following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint comprises A, B, C tri-components.
In described component A, the weight part of each raw material consists of:
Viscotrol C: 100 weight parts, adopt Guangzhou at double Chemical Co., Ltd. produce refined caster oil;
Glycerol: 16 weight parts, adopts the glycerine (glycerol) that oil of SPC company produces;
Rosin: 25 weight parts, adopts the primary rosin that black flying horse industrial chemicals limited liability company of Wuhan City produces;
Titanic acid ester: 0.5 weight part, adopts the butyl (tetra) titanate that Shanghai De Bang Chemical Co., Ltd. produces;
Polyoxyethylene nonyl phenolic ether: 4 weight parts, employing Hai'an, Jiangsu Province petro-chemical corporation produces, model is the product of TX-10;
Deionized water: 120 weight parts.
Described B component is diphenylmethanediisocyanate: employing Yantai Wan Hua company produces, model is the product of MDI-100.
In described component C filler, the weight part of each raw material consists of:
Veridian: 3 weight parts, employing BASF Aktiengesellschaft produces, model is the product of K8740;
Zeolite powder: 8 weight parts, adopts Ningbo to praise the zeolite powder produced with novel material Science and Technology Ltd.;
Kaolin: 25 weight parts, adopts the 1250 order products that Huai'an Hui Jiang titanium dioxide company limited produces;
Deionized water: 40 weight parts.
2. the weight part pressing raw material prepares raw material.
(2) preparation of each component
1. the preparation of component A
I, Viscotrol C, glycerol, rosin, butyl (tetra) titanate are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas.
II, be warming up to 220 DEG C of reactions 3 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by.
III, 4 weight part polyoxyethylene nonyl phenolic ethers, 100 parts by weight of deionized water are added in aforesaid reaction vessel, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, control to drip described vegetable oil-based polyols at 0.5 hour.
IV, continue stirring 2 hours, obtain vegetable oil-based polyols emulsion.
2. the model that B component directly adopts Yantai Wan Hua company to produce is the product of MDI-100.
3. the preparation of C component
3 weight part pigment, 8 weight part zeolite powders, 25 parts by weight kaolin clay, 40 parts by weight of deionized water are dropped in scuffing of cylinder bore, starts dispersion machine, stir by the rotating speeds of 500 revs/min and disperse for 20 minutes, obtain finely dispersed C component compound.
4. described component A and component C are separated and prepare burden and disperse.
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
Before coating, by described component A, B component and C component by weight A:B:C=2:2:0.7 with the use of: under whipped state, first component C is added component A; Again B component is slowly added in the blending ingredients of component A and C component, stir 5 minutes, with steamed bun cutter blade coating, the defoaming treatment of rear froth breaking cylinder, at room temperature solidify 14 days film forming.
Resistance toheat after heat resistant type vegetable oil based polyurethane terrace paint film forming prepared by embodiment 1 and the test result of mechanical property are in table 1.
embodiment 2a preparation method for heat resistant type vegetable oil based polyurethane terrace paint, comprises following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint comprises A, B, C tri-components.
In described component A, the weight part of each raw material consists of:
Soybean oil: 100 weight parts, adopts the soybean oil that Ji'an City red apple natural perfume oil company limited produces;
Ethylene glycol: 5 weight parts, adopts the ethylene glycol that oil of SPC company produces;
Phthalic anhydride: 10 weight parts, adopts the phthalic anhydride that Jinling Petrochemical Co. produces;
Lithium hydroxide 0.3 weight part, the lithium hydroxide that in employing, marine lithium company produces;
Polyoxyethylene glycol dioleic acid ester: 3 weight parts, employing Hai'an, Jiangsu Province petro-chemical corporation produces, model is the product of PEG-400;
Deionized water: 60 weight parts.
Described B component is toluene diisocyanate trimer, and employing Bayer A.G produces, model is the product of Desmodur-L75.
In described component C filler, the weight part of each raw material consists of:
Veridian: 5 weight parts, employing BASF Aktiengesellschaft produces, model is the product of K8740;
Zeolite powder: 10 weight parts, adopts Ningbo to praise the zeolite powder produced with novel material Science and Technology Ltd.;
Silica powder: 30 weight parts, adopts the 1250 object products that Guangzhou Yi Feng mining industry company limited produces;
Deionized water: 30 weight parts.
2. the weight part pressing raw material prepares raw material.
(2) preparation of each component
1. the preparation of component A
I, soybean oil, ethylene glycol, phthalic anhydride, lithium hydroxide are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas.
II, be warming up to 200 DEG C of reactions 2 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by.
III, 3 weight part polyoxyethylene glycol dioleic acid esters, 60 parts by weight of deionized water are added in aforesaid reaction vessel, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, control to drip described vegetable oil-based polyols at 1 hour.
IV, continue stirring 0.5 hour, obtain vegetable oil-based polyols emulsion.
2. the model that B component directly adopts Bayer A.G to produce is the product of Desmodur-L75
.
3. the preparation of C component
5 weight part pigment, 10 weight part zeolite powders, 30 weight part silica powders, 40 parts by weight of deionized water are dropped in scuffing of cylinder bore, starts dispersion machine, stir by the rotating speeds of 400 revs/min and disperse for 15 minutes, obtain finely dispersed C component compound;
4. described component A and component C are separated and prepare burden and disperse.
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
Before coating, by described component A, B component and C component by weight A:B:C=2:1:0.5 with the use of: under whipped state, first component C is added component A; Again B component is slowly added in the blending ingredients of component A and C component, stir 5 minutes, with steamed bun cutter blade coating, the defoaming treatment of rear froth breaking cylinder, at room temperature solidify 14 days film forming.
Resistance toheat after heat resistant type vegetable oil based polyurethane terrace paint film forming prepared by embodiment 2 and the test result of mechanical property are in table 1.
embodiment 3a preparation method for heat resistant type vegetable oil based polyurethane terrace paint, comprises following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint comprises A, B, C tri-components.
In described component A, the weight part of each raw material consists of:
Oleum lini: 100 weight parts, adopts the linseed oil that Ji'an City red apple natural perfume oil company limited produces;
Glycol ether: 20 weight parts, adopts the glycol ether that oil of SPC company produces;
Resole: 20 weight parts, employing Jining Bai Chuan Chemical Co., Ltd. produces, model is the product of PF-6815;
Titanic acid ester: 1 weight part, adopts the butyl (tetra) titanate that Shanghai De Bang Chemical Co., Ltd. produces;
Castor oil polyoxyethylene ether: 5 weight parts, employing Hai'an, Jiangsu Province petro-chemical corporation produces, model is the product of EL-90;
Deionized water: 160 weight parts.
Described B component is isoflurane chalcone diisocyanate, and employing Bayer A.G produces, model is IPDI product.
In described component C filler, the weight part of each raw material consists of:
Veridian: 1 weight part, employing BASF Aktiengesellschaft produces, model is the product of K8740;
Zeolite powder: 5 weight parts, adopts Ningbo to praise the zeolite powder produced with novel material Science and Technology Ltd.;
Silica powder: 20 weight parts, adopts the 1250 order products that Guangzhou Yi Feng mining industry company limited produces;
Deionized water: 30 weight parts.
2. the weight part pressing raw material prepares raw material.
(2) preparation of each component
1. the preparation of component A
I, oleum lini, glycol ether, resole, butyl (tetra) titanate are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas.
II, be warming up to 220 DEG C of reactions 2 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by.
III, 5 weight part Viscotrol C polyoxyethylene ethers, 120 parts by weight of deionized water are added in aforesaid reaction vessel, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, control to drip described vegetable oil-based polyols at 0.5 hour.
IV, continue stirring 2 hours, obtain vegetable oil-based polyols emulsion.
2. the model that B component directly adopts Bayer A.G to produce is IPDI product.
3. the preparation of C component
1 weight part pigment, 5 weight part zeolite powders, 20 weight part silica powders, 30 mass parts deionized waters are dropped in scuffing of cylinder bore, starts dispersion machine, stir by the rotating speeds of 800 revs/min and disperse for 30 minutes, obtain finely dispersed C component compound;
4. described component A and component C are separated and prepare burden and disperse.
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
Before coating, by described component A, B component and C component by weight A:B:C=2:3:1 with the use of: under whipped state, first component C is added component A; Again B component is slowly added in the blending ingredients of component A and C component, stir 5 minutes, with steamed bun cutter blade coating, the defoaming treatment of rear froth breaking cylinder, at room temperature solidify 14 days film forming.
Resistance toheat after heat resistant type vegetable oil based polyurethane terrace paint film forming prepared by embodiment 3 and the test result of mechanical property are in table 1.
embodiment 4a preparation method for heat resistant type vegetable oil based polyurethane terrace paint, comprises following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint comprises A, B, C tri-components.
In described component A, the weight part of each raw material consists of:
Plam oil: 100 weight parts; Adopt the plam oil that Ji'an City red apple natural perfume oil company limited produces;
TriMethylolPropane(TMP): 8 weight parts, adopts the TriMethylolPropane(TMP) that oil of SPC company produces;
Rosin: 30 weight parts, adopts the primary rosin that black flying horse industrial chemicals limited liability company of Wuhan City produces;
Lithium hydroxide: 0.7 weight part, the lithium hydroxide that in employing, marine lithium company produces;
Polyoxyethylene nonyl phenolic ether: 5 weight parts, employing Hai'an, Jiangsu Province petro-chemical corporation produces, model is the product of TX-10;
Deionized water: 80 weight parts.
Described B component is poly-methylene polphenyl isocyanate, and employing LG-DOW company produces, model is the product of PAPI135C.
In described component C filler, the weight part of each raw material consists of:
Veridian: 4 weight parts, employing BASF Aktiengesellschaft produces, model is the product of K8740;
Zeolite powder: 6 weight parts, adopts Ningbo to praise the zeolite powder produced with novel material Science and Technology Ltd.;
Kaolin: 27 weight parts, adopts the 1250 order products that Huai'an Hui Jiang titanium dioxide company limited produces;
Deionized water: 60 weight parts.
2. the weight part pressing raw material prepares raw material.
(2) preparation of each component
1. the preparation of component A
I, plam oil, TriMethylolPropane(TMP), rosin, lithium hydroxide are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas.
II, be warming up to 230 DEG C of reactions 2 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by.
III, 5 weight part polyoxyethylene nonyl phenolic ethers, 80 parts by weight of deionized water are added in aforesaid reaction vessel, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, control to drip described vegetable oil-based polyols at 1 hour.
IV, continue stirring 2 hours, obtain vegetable oil-based polyols emulsion.
2. the model that B component directly adopts LG-DOW company to produce is the product of PAPI135C.
3. the preparation of C component
4 weight part pigment, 6 weight part zeolite powders, 27 parts by weight kaolin clay, 60 mass parts deionized waters are dropped in scuffing of cylinder bore, starts dispersion machine, stir by the rotating speeds of 700 revs/min and disperse for 30 minutes, obtain finely dispersed C component compound;
4. described component A and component C are separated and prepare burden and disperse.
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
Before coating, by described component A, B component and C component by weight A:B:C=2:2.5:1 with the use of: under whipped state, first component C is added component A; Again B component is slowly added in the blending ingredients of component A and C component, stir 5 minutes, with steamed bun cutter blade coating, the defoaming treatment of rear froth breaking cylinder, at room temperature solidify 14 days film forming.
Resistance toheat after heat resistant type vegetable oil based polyurethane terrace paint film forming prepared by embodiment 4 and the test result of mechanical property are in table 1.
comparative example 1---in order to prove the resistance toheat after heat resistant type vegetable oil based polyurethane terrace paint film forming prepared by embodiment 1 ~ 4 and mechanical property, we devise this comparative example.
A preparation method for vegetable oil based polyurethane terrace paint, comprises following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint comprises A, B, C tri-components.
In described component A, the weight part of each raw material consists of:
Viscotrol C: 100 weight parts, adopts the refined caster oil that Ji'an City red apple natural perfume oil company limited produces;
Glycerol: 16 weight parts, adopts the glycerine (glycerol) that oil of SPC company produces;
Titanic acid ester: 0.5 weight part, adopts the butyl (tetra) titanate that Shanghai De Bang Chemical Co., Ltd. produces;
Polyoxyethylene nonyl phenolic ether: 4 weight parts, employing Hai'an, Jiangsu Province petro-chemical corporation produces, model is the product of TX-10;
Deionized water: 120 weight parts.
Described B component is diphenylmethanediisocyanate: employing Yantai Wan Hua company produces, model is the product of MDI-100.
In described component C filler, the weight part of each raw material consists of:
Veridian: 3 weight parts, the model adopting BASF Aktiengesellschaft to produce is the product of K8740;
Zeolite powder: 8 weight parts, adopts Ningbo to praise the zeolite powder produced with novel material Science and Technology Ltd.;
Kaolin: 25 weight parts, adopts the 1250 order products that Huai'an Hui Jiang titanium dioxide company limited produces;
Deionized water: 40 weight parts.
2. the weight part pressing raw material prepares raw material.
(2) preparation of each component
1. the preparation of component A
I, Viscotrol C, glycerol, butyl (tetra) titanate are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas.
II, be warming up to 220 DEG C of reactions 3 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by.
III, 4 weight part polyoxyethylene nonyl phenolic ethers, 100 parts by weight of deionized water are added in aforesaid reaction vessel, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, control to drip described vegetable oil-based polyols at 0.5 hour.
IV, continue stirring 2 hours, obtain vegetable oil-based polyols emulsion.
2. the model that B component directly adopts Yantai Wan Hua company to produce is the product of MDI-100.
3. the preparation of C component
3 weight part pigment, 8 weight part zeolite powders, 25 parts by weight kaolin clay, 40 parts by weight of deionized water are dropped in scuffing of cylinder bore, starts dispersion machine, stir by the rotating speeds of 500 revs/min and disperse for 20 minutes, obtain finely dispersed C component compound;
4. described component A and component C are separated and prepare burden and disperse.
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
Before coating, by described component A, B component and C component by weight A:B:C=2:2:0.7 with the use of: under whipped state, first component C is added component A; Again B component is slowly added in the blending ingredients of component A and C component, stir 5 minutes, with steamed bun cutter blade coating, the defoaming treatment of rear froth breaking cylinder, at room temperature solidify 14 days film forming.
Resistance toheat after heat resistant type vegetable oil based polyurethane terrace paint film forming prepared by comparative example 1 and the test result of mechanical property are in table 1.
Resistance toheat after the vegetable oil based polyurethane terrace paint film forming of heat resistant type vegetable oil based polyurethane terrace paint prepared by table 1. embodiment 1 ~ 4 and comparative example 1 preparation and mechanical experimental results
。
Can obviously find out from the test result of table 1: embodiment 1 ~ 4 prepare heat resistant type vegetable oil based polyurethane terrace paint film forming after " heat-drawn wire ", " ultimate compression strength " and " folding strength " all significantly better than comparative example 1.
Claims (10)
1. a heat resistant type vegetable oil based polyurethane terrace paint, is characterized in that, containing A, B, C tri-components,
Described component A is vegetable oil-based polyols emulsion, and wherein the weight part of each raw material consists of:
Vegetables oil: 100 weight parts;
Polyvalent alcohol: 5 ~ 20 weight parts;
Heat-proof modifier: 10 ~ 30 weight parts;
Catalyzer: 0.3 ~ 1 weight part;
Emulsifying agent: 3 ~ 5 weight parts;
Deionized water: 60 ~ 120 weight parts;
Described B component is the isocyanic ester with rigid chain segment;
In described component C, the weight part of each raw material consists of:
Pigment: 1 ~ 5 weight part;
Zeolite powder: 5 ~ 10 weight parts;
Kaolin or silica powder: 20 ~ 30 weight parts;
Deionized water: 30 ~ 60 weight parts;
Described component A, B component and C component by weight A:B:C=2:1 ~ 3:0.5 ~ 1 with the use of.
2. heat resistant type vegetable oil based polyurethane terrace paint according to claim 1, is characterized in that, described vegetables oil is Viscotrol C, soybean oil, oleum lini or palmitic one.
3. heat resistant type vegetable oil based polyurethane terrace paint according to claim 1, is characterized in that, described polyvalent alcohol is aliphatic polyol, is the one of ethylene glycol, glycol ether, glycerol or TriMethylolPropane(TMP).
4. heat resistant type vegetable oil based polyurethane terrace paint according to claim 1, is characterized in that, described heat-proof modifier is have aromatic ring or aliphatic ring structure and compound containing hydroxyl, carboxyl or anhydride group or low-molecular(weight)polymer.
5. heat resistant type vegetable oil based polyurethane terrace paint according to claim 4, is characterized in that, described heat-proof modifier is the one of resole, rosin or phthalic anhydride.
6. heat resistant type vegetable oil based polyurethane terrace paint according to claim 1, is characterized in that, described catalyzer is the one of titanic acid ester or lithium hydroxide.
7. heat resistant type vegetable oil based polyurethane terrace paint according to claim 1, is characterized in that, described emulsifying agent be polyoxyethylene nonyl phenolic ether, polyoxyethylene glycol dioleic acid ester, castor oil polyoxyethylene ether one or both.
8. heat resistant type vegetable oil based polyurethane terrace paint according to claim 1, is characterized in that, described isocyanic ester is the isocyanic ester containing aromatic ring or cycloaliphatic ring rigid structure.
9. heat resistant type vegetable oil based polyurethane terrace paint according to claim 8, it is characterized in that, described isocyanic ester is the one for modified diphenylmethane diisocyanate, toluene diisocyanate trimer, isoflurane chalcone diisocyanate or poly-methylene polphenyl isocyanate.
10. a preparation method for heat resistant type vegetable oil based polyurethane terrace paint, is characterized in that, comprises following steps:
(1) raw material prepares
1. described heat resistant type vegetable oil based polyurethane terrace paint contains A, B, C tri-components,
In described component A, the weight part of each raw material consists of:
Vegetables oil: 100 weight parts;
Polyvalent alcohol: 5 ~ 20 weight parts;
Heat-proof modifier: 10 ~ 30 weight parts;
Catalyzer: 0.3 ~ 1 weight part;
Emulsifying agent: 3 ~ 5 weight parts;
Deionized water: 60 ~ 120 weight parts;
Described B component is the isocyanic ester with rigid chain segment;
In described component C filler, the weight part of each raw material consists of:
Pigment: 1 ~ 5 weight part;
Zeolite powder: 5 ~ 10 weight parts;
Kaolin or silica powder: 20 ~ 30 weight parts;
Deionized water: 30 ~ 60 weight parts;
2. the weight part pressing raw material prepares raw material;
(2) preparation of each component
1. the preparation of component A
I, vegetables oil, polyvalent alcohol, heat-proof modifier, catalyzer are added reactor according to the ratio of weight part, vacuumize, pass into protection of inert gas;
II, be warming up to 200 ~ 230 DEG C of reactions 2 ~ 3 hours, be then cooled to room temperature, obtain vegetable oil-based polyols, discharging is stand-by;
III, emulsifying agent, deionized water are added in aforesaid reaction vessel according to the ratio of weight part, at room temperature rapid stirring, in stirring, slowly drip the vegetable oil-based polyols that step II obtains, should control to drip described vegetable oil-based polyols at 0.5 ~ 1 hour;
IV, continue stirring 0.5 ~ 2 hour, obtain vegetable oil-based polyols emulsion;
2. B component directly adopts existing isocyanate products;
3. the preparation of C component
Successively pigment, zeolite powder, kaolin or silica powder, deionized water are dropped in scuffing of cylinder bore by the weight part composition of step (1) 1. C component, start dispersion machine, stir by the rotating speeds of 400 ~ 800 revs/min and disperse for 15 ~ 30 minutes, obtain finely dispersed C component compound;
4. described component A and component C are separated and prepare burden and disperse;
(3) pack
The component A prepare step (2) and component C are by canned, dispensing apparatus separately packaging.
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| CN106893380A (en) * | 2017-03-20 | 2017-06-27 | 兴通力得（北京）科技股份有限公司 | A kind of Jing Yin anti-skidding superthin layer terrace investment precoat of high abrasion and preparation method thereof |
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| CN108084857A (en) * | 2017-11-28 | 2018-05-29 | 方富（广州）高新材料科技有限公司 | A kind of preparation method of the Waterborne polyurethane floor paint with antibacterial functions |
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| CN117625031A (en) * | 2024-01-23 | 2024-03-01 | 山东默特尔工程科技有限公司 | Preparation method of wear-resistant corrosion-resistant polyurethane self-leveling floor coating |
| CN117625031B (en) * | 2024-01-23 | 2024-04-19 | 山东默特尔工程科技有限公司 | Preparation method of wear-resistant corrosion-resistant polyurethane self-leveling floor coating |
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