CN106987078A - A kind of water dispersible property light stabilizer and preparation method thereof - Google Patents
A kind of water dispersible property light stabilizer and preparation method thereof Download PDFInfo
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- CN106987078A CN106987078A CN201710211630.7A CN201710211630A CN106987078A CN 106987078 A CN106987078 A CN 106987078A CN 201710211630 A CN201710211630 A CN 201710211630A CN 106987078 A CN106987078 A CN 106987078A
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- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/08—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
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- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
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Abstract
The invention discloses a kind of water dispersible property light stabilizer and preparation method thereof.The preparation method first reacts 2~8h with monomer, solvent, catalyst, auxiliary agent and nertralizer at 50~150 DEG C of temperature and 80~300r/min rotating speed and water-base resin prepolymer is made；Obtained water-base resin prepolymer, light stabilizer, auxiliary agent and water are uniformly mixed at a temperature of 20~120 DEG C, water dispersible property light stabilizer is made.Light stabilizer quality accounts for the 50%~90% of gross mass；Sample is sealed and to be put into 50~70 DEG C of baking ovens accelerating storage 4~8 weeks not stratified；By sample dispersion in water, the dispersion liquid of milky stable homogeneous is obtained.The preparation method of the present invention is simply easily controllable, and the sample stability of preparation is good, has a wide range of application, be easily dispersed in water, has very important value in the application of aqueous product auxiliary agent.
Description
Technical field
The present invention relates to a kind of composite high-molecular resin, and in particular to the water dispersible property light stabilizer of aqueous product and its system
Preparation Method；Belong to the technical field of aqueous, environmental protective product auxiliary agent.
Background technology
With the enhancing of people's environmental consciousness, the exploitation of the aqueous product such as Environmental Protective Water-paint, water-based ink is received more
Carry out more concerns.Aqueous product has the characteristic of low VOC environmental protection；Using water as solvent, a large amount of organic solvent resources are saved.
However, aqueous product also has the limitation of its own, water paint weatherability is bad, it is necessary to add light stabilizer etc.
Auxiliary agent improves the weatherability of coating.Existing light stabilizer is substantially oil product, and property compatible with water is bad or even does not dissolve in
Water, which greatly limits the application of aqueous product, so a kind of water dispersible property light stabilizer of exploitation is necessary.
At present, there is the problem of light stabilizer content is relatively low in the application of aqueous product light stabilizer, economic benefit is not
Good the problems such as.For example in Publication No. CN100415777 Chinese patent, the invention prepares light stabilizer water by heterogeneous polymerization
Base concentrated product, wherein light stabilizer quality account for the 10%~25% of gross mass.
The content of the invention
In order to overcome the shortcoming and defect of prior art, primary and foremost purpose of the invention be to provide a kind of stability it is good, should
With scope is wide, the water dispersible property light stabilizer that is easily dispersed in water.
The present invention is by first preparing a kind of water-base resin, by the synergy between water-base resin and light stabilizer,
Reach the effect of the water dispersible property of light stabilizer, the good performance of stability.Have in the application of aqueous product auxiliary agent higher
Value.
It is another object of the present invention to provide a kind of above-mentioned preparation method of water dispersible property light stabilizer.
The present invention is using the method for MOLECULE DESIGN, and the water-base resin molecule designed with light stabilizer molecule by cooperateing with work
With the effect for reaching water dispersible, wherein light stabilizer quality accounts for the 50%~90% of gross mass, and the preparation side of the present invention
Method is simply easily controllable, and the sample stability of preparation is good, has a wide range of application, be easily dispersed in water, should in aqueous product auxiliary agent
There is very important value in.
The purpose of the present invention is achieved through the following technical solutions：
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
1) monomer, solvent, catalyst and auxiliary agent are well mixed, are heated to 50~150 DEG C, and in 80~300r/
It is incubated under min rotating speed after 2~8h and is down to room temperature, add nertralizer, and stirred, water-base resin prepolymer is made；
Described monomer is butyl acrylate, methyl methacrylate, acrylic acid, hydroxyethyl methacrylate, different Fo Er
Ketone diisocyanate, hexamethylene diisocyanate, methyl diphenylene diisocyanate, polyether Glycols, polyester diol, first
Base octadecyl acrylate, propane diols, ethylene glycol, M-phthalic acid, adipic acid, 2,2- dihydromethyl propionic acids, epoxy resin
E44, epoxy resin E51, epoxy resin E20, triethylene tetramine, diethylenetriamine, MDA and diaminourea hexichol
The one or more of sulfone；
Described catalyst is ammonium persulfate, benzoyl peroxide, azodiisobutyronitrile, antimony acetate, N, N- diformazan basic rings
The one or more of hexylamine and dibutyl tin laurate；
2) obtained water-base resin prepolymer, light stabilizer, auxiliary agent and water are stirred into mixing at a temperature of 20~120 DEG C
Uniformly, water dispersible property light stabilizer is made；
Described light stabilizer is 2-cyano -3,3-diphenyl ethyl acrylate, double (1,2,2,6,6- pentamethyl -4- piperazines
Piperidinyl) sebacate, 1- (methyl) -8- (1,2,2,6,6- pentamethyl -4- piperidines) sebacate, it is double (1- octyloxy -2,2,6,
6- tetramethyl -4- piperidyls) sebacate, 3- [3- (2-H- BTA -2- bases) -4- hydroxyl -5- tert-butyl-phenyls]-the third
Acid-Liquid Macrogol ester, double { 3- [3- (2H- BTA -2- bases) -4- hydroxyl -5- tert-butyl-phenyls]-propionic acid }-poly- second two
The one of the ester of alcohol 300, N- (carboethoxyphenyl)-N'- methyl-N'- phenyl formamidines and 2-hydroxy-4-n-octoxybenzophenone
Plant or a variety of.
Further to realize the object of the invention, it is preferable that in terms of mass fraction, step 1) raw material composition is：16~80 parts
Monomer, 10~50 parts of solvent, 0.2~8 part of catalyst, 1~20 part of nertralizer and 0.1~30 part of auxiliary agent；
Preferably, in terms of mass fraction, step 2) composition of raw material is：1~35 part of water-base resin prepolymer, 32~90
The light stabilizer, 0.1~20 part of auxiliary agent and 0.1~35 part of water of part.
Preferably, the molecular weight 800~3000 of the polyether Glycols；The molecular weight 800~3000 of polyester diol.
Preferably, described nertralizer be diethylamine, triethylamine, ammoniacal liquor, one kind of sodium hydroxide and potassium hydroxide or
It is a variety of.
Preferably, step 1) and 2) described in auxiliary agent all be hydroxymethyl cellulose, polyethylene glycol, alkylphenol-polyethenoxy
Ether, neopelex, AEO, lauryl sodium sulfate and sodium sulfate of polyethenoxy ether of fatty alcohol
It is one or more kinds of.
Preferably, the molecular weight 400~2000 of the polyethylene glycol.
Preferably, described solvent be water, acetone, ethanol, propylene glycol monomethyl ether, propandiol butyl ether, 1-METHYLPYRROLIDONE,
The one or more of cyclohexanone, dimethylbenzene and n-butanol.
Preferably, step 2) described in the mixing speed being uniformly mixed be 80~300r/min；The time of mixing is
5min~2h.
Water dispersible property light stabilizer made from above-mentioned preparation method：Light stabilizer quality account for gross mass 50%~
90%；Sample is sealed and to be put into 50~70 DEG C of baking ovens accelerating storage 4~8 weeks not stratified；By sample dispersion in water, breast is obtained
The dispersion liquid of white stable homogeneous.
Preparation method of the present invention is simply easily controllable, and the sample stability of preparation is good, has a wide range of application, be easily dispersed water
In, there is very important value in the application of aqueous product auxiliary agent.
Compared with prior art, the invention has the advantages that and beneficial effect：
1) light stabilizer content is high, and cost-effective, stability is good, is easy to storage to transport, produced by the present invention water dispersible
The effective content of light stabilizer accounts for the 50%~90% of gross mass, and the phase of light stabilizer and water-base resin in property light stabilizer
Capacitive is good, stable to be difficult layering；
2) synthetic method is simple, and application is wider, is easy to construction, by a series of conventional polymerisations, and water is made
Property resin, it is easy and effective, there is good Water-borne modification to act on to different types of light stabilizer, obtained product and water paint
Compatibility it is good, be easy to application；
3) application and development based on aqueous product auxiliary agent, is conducive to environmental protection, and product produced by the present invention is directed to aqueous painting
The application of material, the characteristic of aqueous product low organic solvent content is conducive to environmental protection and resources conservation.
Brief description of the drawings
Fig. 1 is the picture that the water dispersible property light stabilizer of embodiment 1 is distributed to phenomenon in water.
Fig. 2 is the infrared spectrogram of the water-base resin prepolymer of embodiment 1.
Fig. 3 is the infrared spectrogram of the water dispersible property light stabilizer of embodiment 1.
Embodiment
To more fully understand the present invention, with reference to embodiment, the present invention is further illustrated, but the reality of the present invention
Apply mode not limited to this.
Embodiment 1
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) take 20 mass parts acetone, the propandiol butyl ether of 10 mass parts and 3 mass parts azodiisobutyronitrile in
In 150mL four-hole boiling flask, acrylic acid, the butyl acrylate of 10 mass parts, the metering system of 24 mass parts 10 mass parts
The azodiisobutyronitrile of sour methyl esters, the epoxy resin E51 of 10 mass parts and 1 mass parts is added in dropping funel, is then heated to
80 DEG C, start the liquid being added dropwise in dropping funel under 190r/min stirring, water-base resin pre-polymerization is made in 2h completion of dropping
Thing；
(2) double (1- of light stabilizer of the water-base resin prepolymer, the triethylamine of 1 mass parts, 60 mass parts of 25 mass parts are taken
Octyloxy -2,2,6,6- tetramethyl -4- piperidyls) sebacate, the APES of 0.1 mass parts, 0.1 mass parts
Neopelex and 15 mass parts water, stir 10min under 50 DEG C and 100r/min rotating speeds, being made can moisture
Dissipate property light stabilizer.
The infrared spectrum of water dispersible property light stabilizer is tested with German TENSOR Series Fourier Transforms infrared spectrometer,
Fig. 2 is the infrared spectrogram of water-base resin prepolymer, 3400cm-1The peak at place is the carboxyl peak in acrylic acid, and carboxyl has fine
Hydrophily, 2900cm-1The peak at place is the peak value of C-H bond in carbochain in polymer, and carbochain has certain lipophile, and this two
The presence at individual peak, it is with the amphiphatic high molecular polymer of hydrophilic and oleophilic, 1750cm to illustrate polymer-1The peak at place is ester group shape
Into peak, 1200cm-1The peak at place is the peak of carbon oxygen singly-bound formation, to sum up, and obtained water-base resin prepolymer is amphiphatic
Polyacrylate composite epoxy resin；Fig. 3 is the infrared spectrogram of water dispersible property light stabilizer, into salt after 3400cm-1Place
Peak disappears, and now hydrophily is stronger, is more soluble in water, 2900cm-1Locate as C-H bond and light stabilizer in carbochain in polymer
In C-H bond formation peak, 1750cm-1Locate as the peak that ester group is collectively forming in ester group in polymer and light stabilizer,
1200cm-1Locate the peak for carbon oxygen singly-bound formation, 1100cm-1Locate the peak for carbonnitrogen bond formation in light stabilizer, to sum up, can moisture
Dissipate property light stabilizer be amphiphilic polyacrylate composite epoxy resin, light stabilizer after salinization it is double (1- octyloxy -2,2,6,
6- tetramethyl -4- piperidyls) sebacate and part of auxiliary mixed system.
Double (1- octyloxy -2,2,6,6- tetramethyl -4- piperidyls) sebacates of a small amount of pure light stabilizer are taken to be added to
In water, after stirring is stood, light stabilizer and water stratification and top of bubbling through the water column；And will obtained water dispersible property light stabilization
Agent is added to the water, after stirring is stood, as shown in figure 1, forming the milky white liquid of stable homogeneous, placement more than 72 hours will not
Appearance is layered or the phenomenon, good water solubility such as oil slick.
Embodiment 2
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) take 30 mass parts propylene glycol monomethyl ether and 2 mass parts azodiisobutyronitrile in 150mL four-hole boiling flask,
Acrylic acid, the butyl acrylate of 24 mass parts, the methyl methacrylate of 10 mass parts, the ring of 10 mass parts 6 mass parts
Oxygen tree fat E20 and the azodiisobutyronitrile of 1 mass parts are added in dropping funel, 85 DEG C are then heated to, in stirring for 130r/min
The lower liquid for starting to be added dropwise in dropping funel is mixed, water-base resin prepolymer is made in 2h completion of dropping；
(2) the light stabilizer 2- cyanogen of the water-base resin prepolymer, the ethylenediamine of 5 mass parts, 50 mass parts of 35 mass parts is taken
The water of base -3,3- diphenyl-ethyl acrylate, the neopelex of 0.1 mass parts and 15 mass parts, at 25 DEG C and
25min is stirred under 150r/min rotating speed, water dispersible property light stabilizer is made.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 3
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) 50 mass parts methyl diphenylene diisocyanates, 20 mass parts polyether Glycols (molecular weight 800), 20 matter are taken
Measure the N of part 1-METHYLPYRROLIDONE, 5 mass parts 2,2- dihydromethyl propionic acids and 0.2 mass parts, N- dimethyl cyclohexyl amines in
The 150mL four-hole boiling flasks of good seal, are heated to 50 DEG C, and under 180r/min stirring condition, are incubated 3h, are made
Water-base resin prepolymer；
(2) double (1- of light stabilizer of the water-base resin prepolymer, the triethylamine of 3 mass parts, 68 mass parts of 30 mass parts are taken
Octyloxy -2,2,6,6- tetramethyl -4- piperidyls) sebacate, the hydroxymethyl cellulose of 2 mass parts, the poly- second two of 2 mass parts
The water of alcohol and 0.1 mass parts, 45min is stirred under 150 DEG C and 100r/min of rotating speed, and water dispersible property light stabilizer is made.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 4
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) take 40 mass parts water and 0.5 mass parts ammonium persulfate in 150mL four-hole boiling flask, 25 mass parts
Acrylic acid, the butyl acrylate of 10 mass parts, the methyl methacrylate of 10 mass parts, the epoxy resin E44 of 8 mass parts and
The hydroxyethyl methacrylate of 5 mass parts is added in dropping funel, then heats to 95 DEG C, is started under 130r/min stirring
The liquid in dropping funel is added dropwise, water-base resin prepolymer is made in 2h completion of dropping；
(2) the light stabilizer 2- cyanogen of the water-base resin prepolymer, the ethylenediamine of 1 mass parts, 50 mass parts of 30 mass parts is taken
Base -3,3- diphenyl-ethyl acrylate, 0.1 mass parts APES and 20 mass parts water, at 80 DEG C and
15min is stirred under 80r/min rotating speed, water dispersible property light stabilizer is made.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 5
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) hexamethylene diisocyanate, the IPDI of 20 mass parts, 10 mass of 10 mass parts are taken
The 1-METHYLPYRROLIDONE, the 2,2- dihydromethyl propionic acids of 10 mass parts, the polyester diol (molecular weight of 30 mass parts of part
1000) dibutyl tin laurate with 0.5 mass parts is heated in the 150mL four-hole boiling flasks with good seal
70 DEG C, and under 180r/min stirring condition, 3h is incubated, water-base resin prepolymer is made；
(2) take the light stabilizer of the water-base resin prepolymer, the sodium hydroxide of 8 mass parts, 80 mass parts of 20 mass parts double
(1- octyloxy -2,2,6,6- tetramethyl -4- piperidyls) sebacate, the AEO of 11.5 mass parts and 0.1
The water of mass parts, 90min is stirred under 50 DEG C and 100r/min of rotating speed, and water dispersible property light stabilizer is made.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 6
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) 30 mass parts epoxy resin E51, the ammonium persulfate of 0.5 mass parts, 10 mass parts butyl acrylates, 10 matter are taken
The methyl methacrylate of part acrylic acid and 30 mass parts is measured in the 150mL four-hole boiling flasks with good seal, heat temperature raising
To 60 DEG C, and under 180r/min stirring condition, 3h is incubated, water-base resin prepolymer is made；
(2) the light stabilizer 2- cyanogen of the water-base resin prepolymer, the triethylamine of 7 mass parts, 85 mass parts of 15 mass parts is taken
The water of base -3,3- diphenyl-ethyl acrylate, the lauryl sodium sulfate of 0.1 mass parts and 0.1 mass parts, at 40 DEG C and
85min is stirred under 250r/min rotating speed, water dispersible property light stabilizer is made.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 7
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) IPDI, the antimony acetate of 0.5 mass parts, 10 mass parts N- methyl pyrroles of 20 mass parts are taken
Pyrrolidone, 5 mass parts 2,2- dihydromethyl propionic acids, polyester diol (molecular weight 1000), the first of 10 mass parts of 30 mass parts
The azodiisobutyronitrile of base methyl acrylate, the acrylic acid of 5 mass parts and 0.2 mass parts is in the 150mL with good seal
Four-hole boiling flask, is heated to 60 DEG C, and under 180r/min stirring condition, is incubated 3h, and water-base resin prepolymer is made；
(2) take the light of the water-base resin prepolymer, the triethylamine nertralizer of 5 mass parts, 80 mass parts of 15 mass parts stable
Double (1,2,2,6,6- pentamethyl -4- piperidyls) sebacates of agent, the sodium sulfate of polyethenoxy ether of fatty alcohol of 14.5 mass parts,
The water of the lauryl sodium sulfate of 0.1 mass parts and 5 mass parts, stirring 50min is even under 90 DEG C and 150r/min of rotating speed, system
Obtain water dispersible property light stabilizer.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 8
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) take 30 mass parts water and 0.5 mass parts ammonium persulfate in 150mL four-hole boiling flask, 30 mass parts
Acrylic acid, the butyl acrylate of 15 mass parts, the methyl methacrylate of 10 mass parts, the epoxy resin E51 of 11 mass parts
Added with the hydroxyethyl methacrylate of 2 mass parts in dropping funel, then heat to 95 DEG C, opened under 130r/min stirring
Begin the liquid being added dropwise in dropping funel, and water-base resin prepolymer is made in 2h completion of dropping；
(2) water-base resin prepolymer, the ethylenediamine of 1 mass parts of 25 mass parts, the light stabilizer 2- cyanogen of 55 mass parts are taken
Base -3,3- diphenyl-ethyl acrylate, 1 mass parts APES and 20 mass parts water, in 20 DEG C and 200r/
40min is stirred under min rotating speed, water dispersible property light stabilizer is made.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
Embodiment 9
A kind of preparation method of water dispersible property light stabilizer, comprises the following steps：
(1) the epoxy resin E44, the hexamethylene diisocyanate of 5 mass parts, the polyester of 27 mass parts of 15 mass parts are taken
Dihydric alcohol (molecular weight 1000), the dibutyl tin laurate of 0.5 mass parts, 15 mass parts 1-METHYLPYRROLIDONEs, 8 mass parts
2,2- dihydromethyl propionic acids and the ethylene glycol of 15 mass parts are heated in the 150mL four-hole boiling flasks with good seal
65 DEG C, and under 240r/min stirring condition, 3h is incubated, water-base resin prepolymer is made；
(2) take the light stabilizer of the water-base resin prepolymer, the sodium hydroxide of 5 mass parts, 68 mass parts of 30 mass parts double
(1,2,2,6,6- pentamethyl -4- piperidyls) sebacate, the APES of 10 mass parts, the 12 of 2 mass parts
The water of sodium alkyl sulfate and 0.1 mass parts, 60min is stirred under 75 DEG C and 130r/min of rotating speed, and water dispersible property light is made
Stabilizer.
The test of the present embodiment properties is substantially the same manner as Example 1, and obtained water dispersible property light stabilizer is readily soluble to be arrived
In water and stable homogeneous, test result is similar with the accompanying drawing of embodiment 1.
The above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not to the present invention
Embodiment restriction.For those of ordinary skill in the field, it can also make on the basis of the above description
Other various forms of changes or variation.There is no necessity and possibility to exhaust all the enbodiments.It is all the present invention
Any modifications, equivalent substitutions and improvements made within spirit and principle etc., should be included in the protection of the claims in the present invention
Within the scope of.
Claims (10)
1. a kind of preparation method of water dispersible property light stabilizer, it is characterised in that comprise the following steps：
1) monomer, solvent, catalyst and auxiliary agent are well mixed, are heated to 50~150 DEG C, and 80~300r/min's
It is incubated under rotating speed after 2~8h and is down to room temperature, add nertralizer, and stirred, water-base resin prepolymer is made；
Described monomer is butyl acrylate, methyl methacrylate, acrylic acid, hydroxyethyl methacrylate, isophorone two
Isocyanates, hexamethylene diisocyanate, methyl diphenylene diisocyanate, polyether Glycols, polyester diol, methyl-prop
Olefin(e) acid stearyl, propane diols, ethylene glycol, M-phthalic acid, adipic acid, 2,2- dihydromethyl propionic acids, epoxy resin E44,
Epoxy resin E51, epoxy resin E20, triethylene tetramine, diethylenetriamine, MDA and diaminodiphenylsulfone
It is one or more kinds of；
Described catalyst is ammonium persulfate, benzoyl peroxide, azodiisobutyronitrile, antimony acetate, N, N- dimethyl cyclohexyl amines
With the one or more of dibutyl tin laurate；
2) obtained water-base resin prepolymer, light stabilizer, auxiliary agent and water are stirred to mixing at a temperature of 20~120 DEG C equal
It is even, water dispersible property light stabilizer is made；
Described light stabilizer is 2-cyano -3,3-diphenyl ethyl acrylate, double (1,2,2,6,6- pentamethyl -4- piperidyls)
Sebacate, 1- (methyl) -8- (1,2,2,6,6- pentamethyl -4- piperidines) sebacate, double (1- octyloxies -2,2,6,6- four
Methyl -4- piperidyls) sebacate, 3- [3- (2-H- BTA -2- bases) -4- hydroxyl -5- tert-butyl-phenyls]-propionic acid-poly-
The ester of ethylene glycol 300, double { 3- [3- (2H- BTA -2- bases) -4- hydroxyl -5- tert-butyl-phenyls]-propionic acid }-Liquid Macrogols
Ester, one kind of N- (carboethoxyphenyl)-N'- methyl-N'- phenyl formamidines and 2-hydroxy-4-n-octoxybenzophenone or
Person is a variety of.
2. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：In terms of mass fraction,
Step 1) raw material composition be：16~80 parts of monomer, 10~50 parts of solvent, 0.2~8 part of catalyst, 1~20 part of neutralization
Agent and 0.1~30 part of auxiliary agent.
3. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：In terms of mass fraction,
Step 2) composition of raw material is：1~35 part of water-base resin prepolymer, 32~90 parts of light stabilizer, 0.1~20 part of auxiliary agent
With 0.1~35 part of water.
4. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：The polyether Glycols
Molecular weight 800~3000；The molecular weight 800~3000 of the polyester diol.
5. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：Described nertralizer is
Diethylamine, triethylamine, ammoniacal liquor, the one or more of sodium hydroxide and potassium hydroxide.
6. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：Step 1) and it is 2) described
Auxiliary agent all be hydroxymethyl cellulose, polyethylene glycol, APES, neopelex, fatty alcohol polyoxy
The one or more of vinethene, lauryl sodium sulfate and sodium sulfate of polyethenoxy ether of fatty alcohol.
7. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：The polyethylene glycol
Molecular weight 400~2000.
8. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：Described solvent is
Water, acetone, ethanol, propylene glycol monomethyl ether, propandiol butyl ether, 1-METHYLPYRROLIDONE, cyclohexanone, one kind of dimethylbenzene and n-butanol
Or it is a variety of.
9. the preparation method of water dispersible property light stabilizer according to claim 1, it is characterised in that：Step 2) described in stir
Well mixed mixing speed is mixed for 80~300r/min；The time of mixing is 5min~2h.
10. water dispersible property light stabilizer made from any one of the claim 1-9 preparation methods, it is characterised in that：Light is steady
Determine agent quality accounts for gross mass 50%~90%；Sample seal and be put into 50~70 DEG C of baking ovens accelerating storage 4~8 weeks regardless of
Layer；By sample dispersion in water, the dispersion liquid of milky stable homogeneous is obtained.
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Cited By (1)
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