CN108530990A - A kind of biology base is modified UV solidification jetted inks and its preparation method and application - Google Patents
A kind of biology base is modified UV solidification jetted inks and its preparation method and application Download PDFInfo
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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
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- C09D11/30—Inkjet printing inks
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- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
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Abstract
The invention belongs to UV cured printing ink technical fields, discloses a kind of biology base and be modified UV solidification jetted inks and its preparation method and application.The gallic acid that preparation method of the present invention first synthesizes the propylene acidizing product of plant oil base tricarboxylic acid, propylene is acidified, then reacted with basic film-forming resin and biology base modification UV solidification jetted inks are prepared.It is curable that biology base of the present invention, which is modified UV solidification jetted inks to irradiate 3~5min in 245~405nm UV light, and cured film has better hardness and heat resistance, can be applied in UV ink-jet printing fields.Natural reproducible resource vegetable oil and gallic acid are introduced the preparation of ink by the present invention, synthesize the trifunctional UV curing monomers of a vegetable oil base and a kind of tetrafunctional UV curing monomers of nutgall acidic group, replace the UV curing monomers of the polyfunctionality of traditional petrochemical origin, new application field is opened for natural material, its use value is improved, the pressure of petrochemical industry is alleviated.
Description
Technical field
The invention belongs to UV cured printing ink technical fields, more particularly to a kind of biology base be modified UV solidification jetted inks and its
Preparation method and application.
Background technology
The profit growth point of global ink industry is concentrated mainly on energy curable inks, packages printing ink and digital printing
Three fields of ink.This is primarily due to the market demand continuous slide of traditional publication and commercial printing ink area, face compared with
The situation in big pressure, especially european publishing and commercial printing ink market allows of no optimist, and recovery has slim hopes.Therefore, oily
Black manufacturer also aims at energy curable inks, packages printing ink and digital off-set oil ink one after another, strengthens research and development capabilities, promotes wound
New ability, it is desirable to while promoting itself profit margin, also can greatly enhance the competitiveness of enterprise.It goes from the application of China's ink
Industry, is published and commercial printing industry, packages printing industry, and from the point of view of the current situation and development of wiring board manufacturing industry etc., offset ink still accounts for master
Status is led, 45% or so, the gravure ink market demand totally tends to be steady the market share, and letterpress inks market will substantially
Degree declines, but wherein flexographic ink is in rising trend, and screen printing ink is in the situation that raises up steadily, digital printing, ink-jet print
Brush ink will develop rapidly.With global environmental consciousness and the enhancing of demand diversification, water-based ink, UV cured printing inks are extraordinary
The products such as anti-forgery ink will develop with surprising rapidity.
UV jetted inks are used for ink jet printing, it is necessary to solve three technological difficulties, i.e. low viscosity, stability and oxygen inhibition.
When 25 DEG C of general thermal jet formula jetted ink, viscosity in 3~5mPas, viscosity when 25 DEG C of piezoelectric ink jet ink 3~
30mPas, and common UV ink viscosities will be significantly larger than this range of viscosities, the minimum gravure ink of viscosity is viscous at 25 DEG C
The viscosity of UV jetted inks is accomplished that 30mPas or less is very difficult by degree also in 150~300mPas.And it is general
The approach that UV cured printing inks reduce viscosity is to increase the dosage of low-molecular-weight oligomer and reactive diluent, these substances are often
Low degree of functionality, it brings harmful effect, one to be unfavorable for the raising of UV solidification rates, is also unfavorable for dispersion and the stabilization of pigment；
Second, the solid content of ink is greatly reduced, it is not up to standard so as to cause performances such as the richness of ink.
Invention content
In order to overcome the shortcomings and deficiencies of the prior art described above, change the primary purpose of the present invention is that providing a kind of biology base
Property UV solidification jetted ink preparation method.
Another object of the present invention is that providing the biology base that the above method is prepared is modified UV solidification jetted inks.
Still a further object of the present invention is that providing above-mentioned biology base is modified UV solidification jetted inks in UV ink-jet printing fields
Application.
The purpose of the present invention is realized by following proposal：
A kind of biology base is modified the preparation method of UV solidification jetted inks, first synthesizes the acrylic acid of plant oil base tricarboxylic acid
Change product, the gallic acid that propylene is acidified, then is blended with basic film-forming resin and biology base modification UV solidification ink-jet oil is prepared
Ink.
Specifically include following steps：
(1) preparation of plant oil base tricarboxylic acid, g/mL：The D-A reaction products of 19~22 mass parts vegetable oil are added
100~120 parts by volume are preheated in 75~85 DEG C of lye, are stirred to react 2.5~3h；Acid adding is precipitated, and organic solvent extraction obtains
To plant oil base tricarboxylic acid；
(2) the propylene acidification of plant oil base tricarboxylic acid：By the plant oil base tricarboxylic acid and acrylic acid obtained by step (1)
Hydroxy ester is according to molar ratio 1:3~1:3.5 ratio carries out esterification under the action of catalyst, obtains plant oil base ternary carboxylic
The propylene acidizing product of acid；
(3) the propylene acidification of gallic acid：By dihydric alcohol and gallic acid according to molar ratio 0.9:1~1:1 ratio exists
Esterification is carried out under catalyst action, obtains hydroxylating gallic acid；Again with (methyl) acrylic acid according to molar ratio 1:4~1:
5 ratio carries out esterification under the action of catalyst, obtains the gallic acid of propylene acidification；
(4) biology base is modified the preparation of UV solidification jetted inks：By reactive diluent, basic film-forming resin, step (2)
The propylene acidizing product of plant oil base tricarboxylic acid, step (3) gallic acid, the photoinitiator of propylene acidification be in mass ratio
(30~40)：(10~30)：(10~30)：(10~20)：(1~10) it mixes, is dispersed with stirring and uniformly obtains biology base modification
UV cures jetted ink.
In preparation method of the present invention, the propylene acidizing product for first synthesizing plant oil base tricarboxylic acid cures as trifunctional UV
The gallic acid that monomer, propylene are acidified is as tetrafunctional UV curing monomers, then is reacted with basic film-forming resin and biology is prepared
Base is modified UV and cures jetted ink.
Vegetable oil described in step (1) be preferably tung oil, castor oil, linseed oil, cashew nut shell oil, corn oil, rapeseed oil,
At least one of peanut oil, sesame oil, soybean oil.
The D-A reaction products preparation method and structural formula of vegetable oil described in step (1) are shown in Publication No.
The Chinese invention patent application of CN106565651A.
Lye described in step (1) can be sodium hydroxide solution, the preferably sodium hydroxide solution of 30wt%.
The precipitation of acid adding described in step (1) is preferably acidified with acid to pH=2.0~2.5.The acid adding can add hydrochloric acid, preferably
For the hydrochloric acid of 1M.
Organic solvent described in step (1) can be ethyl acetate.Organic layer after the extraction can pass through hot water washing, nothing
Aqueous sodium persulfate is dried, the plant oil base tricarboxylic acid purified.
Crylic acid hydroxy ester described in step (2) can be hydroxy-ethyl acrylate (HEA), hydroxyethyl methacrylate
(HEMA), one kind in hydroxypropyl acrylate (HPA), hydroxy propyl methacrylate (HPMA).
Catalyst described in step (2) can be one kind in sulfuric acid, hydrochloric acid, nitric acid, phosphoric acid.
Reaction described in step (2) preferably carries out under solvent environment, such as ethyl acetate.It is described after reaction, can
Solvent is removed by vacuum rotary steam method.
Gallic acid is preferably first dissolved in solvent described in step (3) is reacted again, is preferably solved in acetone.Described third
Ketone can be in after reaction by being evaporated under reduced pressure removing.
Reactive diluent described in step (4) is reactive diluent commonly used in the art, preferably propylene
Sour hydroxyl ethyl ester, hydroxyethyl methacrylate, hydroxypropyl acrylate, hydroxy propyl methacrylate, lauryl acrylate, metering system
At least one in acid glycidyl ester, isobornyl acrylate, isobornyl methacrylate and acrylic acid tetrahydrofuran methyl esters
Kind.
Basic film-forming resin described in step (4) is preferably UV cured polyurethane acrylate prepolymers, further
Its molecular weight is 1000~3000.
Photoinitiator described in step (4) is free radical photo-initiation, preferably 1- hydroxycyclohexyl phenyl ketones
(Irgacure-184), 2- hydroxy-2-methyls -1- phenylacetones (Irgacure-1173), 2- methyl -2- (4- morpholinyls) -1-
[4- (methyl mercapto) phenyl] -1- acetone (Irgacure-907), 2,4,6- trimethylbenzoy-diphenies phosphine oxide (TPO),
At least one of 2,4,6- trimethylbenzoyl phenyls phosphinic acid ethyl ester (TPO-L).
Being dispersed with stirring described in step (4) uniformly preferably disperses 10~20min at 1000~2000r/min.
The present invention also provides a kind of biology bases being prepared by the above method to be modified UV solidification jetted inks.
The ultraviolet light cured time that biology base of the present invention is modified UV solidification jetted inks is preferably 3~5min, ultraviolet light
The cured a length of 245~405nm of UV light waves.Cured film has better hardness and heat resistance, can be applied to UV ink jet printings
In field.
The present invention compared with the existing technology, has the following advantages and advantageous effect：
(1) natural reproducible resource vegetable oil and gallic acid are introduced the preparation of ink by the present invention, have synthesized a plant
The tetrafunctional UV curing monomers of the trifunctional UV curing monomers of object oil base and a kind of nutgall acidic group come instead of traditional petrochemical industry
The UV curing monomers of the polyfunctionality in source open new application field for natural material, improve its use value, alleviate
The pressure of petrochemical industry.
(2) in the multifunctional UV curing monomers of two kinds of biology bases prepared by the present invention, six-membered ring structure is introduced, to
After making its UV film-forming, cured film has better hardness and heat resistance.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
Material involved in the following example can be obtained from commercial channel.
The preparation method and structural formula of the D-A reaction products of the vegetable oil are shown in the China of Publication No. CN106565651A
Application for a patent for invention；The vegetable oil is preferably tung oil, castor oil, linseed oil, cashew nut shell oil, corn oil, rapeseed oil, peanut
At least one of oil, sesame oil, soybean oil.
Embodiment 1
(1) preparation of tung oil base tricarboxylic acid：30% sodium hydroxide solution for weighing 120mL is added in reaction vessel, pulls
It mixes and is heated to 85 DEG C；22g tung oil D-A reaction products are added, are stirred to react 3h, then pH=2.5 analysis is acidified to 1mol/L hydrochloric acid
Three acid gone out are extracted with ethyl acetate, and after organic layer is washed with hot water, anhydrous Na is added2SO4Dry 12h, is planted after filtering
Object oil base ternary carboxylic acid；
(2) the propylene acidification of tung oil base tricarboxylic acid：By the tung oil base tricarboxylic acid and dihydroxypropyl obtained by step (1)
Ester is according to molar ratio 1:3.5 ratio carries out esterification under the action of catalyst, and vacuum rotary steam method removes solvent ethyl acetate,
Obtain the propylene acidizing product (trifunctional UV curing monomers) of tung oil base tricarboxylic acid；
(3) the propylene acidification of gallic acid：The ratio for being dissolved in 5mL acetone according to every 1g gallic acids dissolves gallic acid
In acetone, after according to molar ratio 1:Dihydric alcohol and gallic acid are carried out esterification by 1 ratio under the action of catalyst, are obtained
To hydroxylating gallic acid；Then by obtained hydroxylating gallic acid and acrylic acid according to molar ratio 1:4 ratio is being urged
Agent acts on lower progress esterification, and vacuum distillation removes solvent acetone, and obtaining the gallic acid that propylene is acidified, (tetrafunctional UV is solid
Change monomer)；
(4) biology base UV cures the preparation of jetted ink：By reactive diluent hydroxy-ethyl acrylate, basic film-forming resin
(Bao Jun Chemical Co., Ltd.s 2668), trifunctional UV curing monomers, tetrafunctional UV curing monomers, photoinitiator Irgacure-184
It is 40 in mass ratio:30:20:10:5 are mixed, and are dispersed with stirring and are uniformly obtained biology base modification UV solidification jetted inks.
Embodiment 2
(1) preparation of flax oil base tricarboxylic acid：30% sodium hydroxide solution for weighing 100mL is added in reaction vessel,
It whisks and is heated to 75 DEG C；19.5g linseed oil D-A reaction products are added, are stirred to react 3h, then pH=is acidified to 1mol/L hydrochloric acid
2.0 three acid being precipitated are extracted with ethyl acetate, and after organic layer is washed with hot water, anhydrous Na is added2SO4Dry 12h, after filtering i.e.
Obtain flax oil base tricarboxylic acid；
(2) the propylene acidification of flax oil base tricarboxylic acid：By flax oil base tricarboxylic acid and acrylic acid obtained by step (1)
Hydroxy ester is according to molar ratio 1:3 ratio carries out esterification under the action of catalyst, and vacuum rotary steam method removes solvent acetic acid second
Ester is to get to the propylene acidizing product of flax oil base tricarboxylic acid；
(3) the propylene acidification of gallic acid：The ratio for being dissolved in 5mL acetone according to every 1g gallic acids dissolves gallic acid
In acetone, after according to molar ratio 0.9:Dihydric alcohol and gallic acid are carried out esterification by 1 ratio under the action of catalyst,
Obtain hydroxylating gallic acid；Then by obtained hydroxylating gallic acid and methacrylic acid according to molar ratio 1:4 ratio
Example carries out esterification under the action of catalyst, and vacuum distillation removes solvent acetone, obtains the gallic acid of propylene acidification；
(4) biology base UV cures the preparation of jetted ink：By reactive diluent hydroxypropyl acrylate, basic film-forming resin
(Bao Jun Chemical Co., Ltd.s 2665), trifunctional UV curing monomers, tetrafunctional UV curing monomers, photoinitiator Irgacure-
1173 be 35 in mass ratio:30:15:20:10 are mixed, and are dispersed with stirring and are uniformly obtained biology base modification UV solidification ink-jet oil
Ink.
Embodiment 3
(1) preparation of soybean oil base tricarboxylic acid：30% sodium hydroxide solution for weighing 100mL is added in reaction vessel,
It whisks and is heated to 75 DEG C；22g soybean oil D-A reaction products are added, are stirred to react 2.5h, then pH=is acidified to 1mol/L hydrochloric acid
2.0 three acid being precipitated are extracted with ethyl acetate, and after organic layer is washed with hot water, anhydrous Na is added2SO4Dry 12h, after filtering i.e.
Obtain soybean oil base tricarboxylic acid；
(2) the propylene acidification of soybean oil base tricarboxylic acid：By the soybean oil base tricarboxylic acid and acrylic acid obtained by step (1)
Hydroxy ester is according to molar ratio 1:3.5 ratio carries out esterification under the action of catalyst, and vacuum rotary steam method removes solvent acetic acid
Ethyl ester is to get to the propylene acidizing product of soybean oil base tricarboxylic acid；
(3) the propylene acidification of gallic acid：The ratio for being dissolved in 5mL acetone according to every 1g gallic acids dissolves gallic acid
In acetone, after according to molar ratio 1:Dihydric alcohol and gallic acid are carried out esterification by 1 ratio under the action of catalyst, are obtained
To hydroxylating gallic acid；Then by obtained hydroxylating gallic acid and methacrylic acid according to molar ratio 1:5 ratio
Esterification is carried out under the action of catalyst, and vacuum distillation removes solvent acetone, obtains the gallic acid of propylene acidification；
(4) biology base UV cures the preparation of jetted ink：By reactive diluent lauryl acrylate, basic film-forming resin
(Bao Jun Chemical Co., Ltd.s 2665), trifunctional UV curing monomers, tetrafunctional UV curing monomers, photoinitiator Irgacure-907
It is 30 in mass ratio:30:20:20:1 is mixed, and is dispersed with stirring and is uniformly obtained biology base modification UV solidification jetted inks.
Embodiment 4
(1) preparation of castor oil-base tricarboxylic acid：30% sodium hydroxide solution for weighing 110mL is added in reaction vessel,
It whisks and is heated to 80 DEG C；22g castor oil D-A reaction products are added, are stirred to react 3h, then pH=is acidified to 1mol/L hydrochloric acid
2.5 three acid being precipitated are extracted with ethyl acetate, and after organic layer is washed with hot water, anhydrous Na is added2SO4Dry 12h, after filtering i.e.
Obtain castor oil-base tricarboxylic acid；
(2) the propylene acidification of castor oil-base tricarboxylic acid：By the castor oil-base tricarboxylic acid and acrylic acid obtained by step (1)
Hydroxy ester is according to molar ratio 1:3 ratio carries out esterification under the action of catalyst, and vacuum rotary steam method removes solvent acetic acid second
Ester is to get to the propylene acidizing product of castor oil-base tricarboxylic acid；
(3) the propylene acidification of gallic acid：The ratio for being dissolved in 5mL acetone according to every 1g gallic acids dissolves gallic acid
In acetone, after according to molar ratio 0.9:Dihydric alcohol and gallic acid are carried out esterification by 1 ratio under the action of catalyst,
Obtain hydroxylating gallic acid；Then by obtained hydroxylating gallic acid and methacrylic acid according to molar ratio 1:5 ratio
Example carries out esterification under the action of catalyst, and vacuum distillation removes solvent acetone, obtains the gallic acid of propylene acidification；
(4) biology base UV cures the preparation of jetted ink：By reactive diluent glycidyl methacrylate, basis at
Film resin (Bao Jun Chemical Co., Ltd.s 2665), trifunctional UV curing monomers, tetrafunctional UV curing monomers, photoinitiator TPO are pressed
Mass ratio is 30:20:10:20:5 are mixed, and are dispersed with stirring and are uniformly obtained biology base modification UV solidification jetted inks.
Embodiment 5
(1) preparation of cashew nut shell oil base tricarboxylic acid：Reaction vessel is added in 30% sodium hydroxide solution for weighing 120mL
In, it whisks and is heated to 80 DEG C；22g cashew nut shell oil D-A reaction products are added, are stirred to react 3h, then be acidified to 1mol/L hydrochloric acid
Three acid that pH=2.5 is precipitated are extracted with ethyl acetate, and after organic layer is washed with hot water, anhydrous Na 2SO4 are added and dries 12h, filtering
Obtain cashew nut shell oil base tricarboxylic acid afterwards；
(2) the propylene acidification of cashew nut shell oil base tricarboxylic acid：By the cashew nut shell oil base tricarboxylic acid and third obtained by step (1)
Olefin(e) acid hydroxy ester is according to molar ratio 1:3.5 ratio carries out esterification under the action of catalyst, and vacuum rotary steam method removes solvent
Ethyl acetate is to get to the propylene acidizing product of cashew nut shell oil base tricarboxylic acid；
(3) the propylene acidification of gallic acid：The ratio for being dissolved in 5mL acetone according to every 1g gallic acids dissolves gallic acid
In acetone, after according to molar ratio 1:Dihydric alcohol and gallic acid are carried out esterification by 1 ratio under the action of catalyst, are obtained
To hydroxylating gallic acid；Then by obtained hydroxylating gallic acid and acrylic acid according to molar ratio 1:4.5 ratio exists
Esterification is carried out under catalyst action, vacuum distillation removes solvent acetone, obtains the gallic acid of propylene acidification；
(4) biology base UV cures the preparation of jetted ink：By reactive diluent isobornyl acrylate, basic film-forming resin
(Bao Jun Chemical Co., Ltd.s 2665), trifunctional UV curing monomers, tetrafunctional UV curing monomers, photoinitiator TPO-L press quality
Than being 40:10:30:20:10 are mixed, and are dispersed with stirring and are uniformly obtained biology base modification UV solidification jetted inks.
Embodiment 6
(1) preparation of Rap Oil -based tricarboxylic acid：30% sodium hydroxide solution for weighing 100mL is added in reaction vessel,
It whisks and is heated to 85 DEG C；22g rapeseed oil D-A reaction products are added, are stirred to react 2.5h, then pH=is acidified to 1mol/L hydrochloric acid
2.5 three acid being precipitated are extracted with ethyl acetate, and after organic layer is washed with hot water, anhydrous Na 2SO4 are added and dries 12h, after filtering i.e.
Obtain Rap Oil -based tricarboxylic acid；
(2) the propylene acidification of Rap Oil -based tricarboxylic acid：By the Rap Oil -based tricarboxylic acid and acrylic acid obtained by step (1)
Hydroxy ester is according to molar ratio 1:3.5 ratio carries out esterification under the action of catalyst, and vacuum rotary steam method removes solvent acetic acid
Ethyl ester is to get to the propylene acidizing product of Rap Oil -based tricarboxylic acid；
(3) the propylene acidification of gallic acid：The ratio for being dissolved in 5mL acetone according to every 1g gallic acids dissolves gallic acid
In acetone, after according to molar ratio 1:Dihydric alcohol and gallic acid are carried out esterification by 1 ratio under the action of catalyst, are obtained
To hydroxylating gallic acid；Then by obtained hydroxylating gallic acid and acrylic acid according to molar ratio 1:5 ratio is being urged
Agent effect is lower to carry out esterification, and vacuum distillation removes solvent acetone, obtains the gallic acid of propylene acidification；
(4) biology base UV cures the preparation of jetted ink：By reactive diluent acrylic acid tetrahydrofuran methyl esters, basis film forming
Resin (Bao Jun Chemical Co., Ltd.s 2665), trifunctional UV curing monomers, tetrafunctional UV curing monomers, photoinitiator
Irgacure-184 is 35 in mass ratio:30:20:20:10 are mixed, and are dispersed with stirring the uniform biology base modification UV that obtains and are consolidated
Change jetted ink.
Performance test embodiment
The UV ink that embodiment is prepared uniformly is applied to polytetrafluoroethylene (PTFE) plate surface, ultraviolet by surface drying time
Cure 3~5min through UV under the ultraviolet lamp of a length of 245~405nm of light wave.According to GB1728-79, cured film is dried with 200g
The upper a piece of filter paper of counterweight pressure, removes counterweight, overturns cured film after a certain period of time, and filter paper can freely be fallen down, that is, think surface drying, be measured
Ink solidification surface drying time.
Hardness analysis measures the hardness of paint film according to GB/T 6739-1996；Membrane body tensile strength and elongation at break point
Analysis measures the mechanical property of photocured film according to GB13022-91 using UTM4204 type universal electrical testing machines；Water resistance by
Water absorption rate characterizes, and is tested according to the method for GB/T1733-93；The measurement of adhesive force is tested according to the method for GB/T9286-1998.
Thermal stability analysis carries out test table using Shimadzu, Japan DTG-60 types thermogravimetric analyzer to resin
Sign, heating rate：20℃/min；Atmosphere：Nitrogen；Crucible material：Aluminium crucible.When recording each embodiment mass loss up to 5%
Thermal degradation temperature.
1 each embodiment product all-round property testing result of table
Good UV cured printing inks generally have solidification rate fast, and hardness is moderate, right after film forming the features such as excellent in mechanical performance
For polyurethane acroleic acid, this requires resin surface drying time is shorter, tensile strength is bigger, the better i.e. extension at break of flexibility
The more big then resin comprehensive performance of rate is better, and the UV solidification jetted ink surface drying times prepared by the present invention are respectively less than 10 seconds, hardness
All in H to HB ranges, tensile strength is all higher than 34Mpa, and elongation at break is all higher than 7%.Sample preparation of embodiment of the present invention institute
UV cured printing inks its solidification rates it is very fast, excellent in mechanical performance, and thermal stability is good, thermal degradation temperature is higher, by hair
The UV cured printing inks that the preparation method of bright offer is prepared into, excellent combination property, the comprehensive performances such as film dynamic performance are fully met
Practical application needs.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (10)
1. a kind of biology base is modified the preparation method of UV solidification jetted inks, it is characterised in that first synthesize plant oil base tricarboxylic acid
Propylene acidizing product, propylene acidification gallic acid, then is blended with basic film-forming resin biology base is prepared to be modified UV and consolidate
Change jetted ink.
2. biology base according to claim 1 is modified the preparation method of UV solidification jetted inks, it is characterised in that specific packet
Include following steps：
(1) preparation of plant oil base tricarboxylic acid, g/mL：The D-A reaction products of 19~22 mass parts vegetable oil are added 100~
120 parts by volume are preheated in 75~85 DEG C of lye, are stirred to react 2.5~3h；Acid adding is precipitated, and organic solvent extraction is planted
Object oil base ternary carboxylic acid；
(2) the propylene acidification of plant oil base tricarboxylic acid：By the plant oil base tricarboxylic acid and dihydroxypropyl obtained by step (1)
Ester is according to molar ratio 1:3~1:3.5 ratio carries out esterification under the action of catalyst, obtains plant oil base tricarboxylic acid
Propylene acidizing product；
(3) the propylene acidification of gallic acid：By dihydric alcohol and gallic acid according to molar ratio 0.9:1~1:1 ratio is being catalyzed
Agent effect is lower to carry out esterification, obtains hydroxylating gallic acid；Again with (methyl) acrylic acid according to molar ratio 1:4~1:5
Ratio carries out esterification under the action of catalyst, obtains the gallic acid of propylene acidification；
(4) biology base is modified the preparation of UV solidification jetted inks：By the plant of reactive diluent, basic film-forming resin, step (2)
The propylene acidizing product of oil base ternary carboxylic acid, the gallic acid of the propylene acidification of step (3), photoinitiator are (30 in mass ratio
~40)：(10~30)：(10~30)：(10~20)：(1~10) it mixes, is dispersed with stirring the uniform biology base modification UV that obtains and consolidates
Change jetted ink.
3. biology base according to claim 2 is modified the preparation method of UV solidification jetted inks, it is characterised in that：Step
(1) vegetable oil described in is tung oil, castor oil, linseed oil, cashew nut shell oil, corn oil, rapeseed oil, peanut oil, sesame oil, big
At least one of soya-bean oil.
4. biology base according to claim 2 is modified the preparation method of UV solidification jetted inks, it is characterised in that：Step
(2) crylic acid hydroxy ester described in is hydroxy-ethyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate, metering system
One kind in sour hydroxypropyl acrylate.
5. biology base according to claim 2 is modified the preparation method of UV solidification jetted inks, it is characterised in that：Step
(4) reactive diluent described in is hydroxy-ethyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate, methacrylic acid
Hydroxypropyl acrylate, lauryl acrylate, glycidyl methacrylate, isobornyl acrylate, isobornyl methacrylate and
At least one of acrylic acid tetrahydrofuran methyl esters.
6. biology base according to claim 2 is modified the preparation method of UV solidification jetted inks, it is characterised in that：Step
(4) the basic film-forming resin described in is UV cured polyurethane acrylate prepolymers.
7. biology base according to claim 2 is modified the preparation method of UV solidification jetted inks, it is characterised in that：Step
(4) molecular weight of the basic film-forming resin described in is 1000~3000.
8. biology base according to claim 2 is modified the preparation method of UV solidification jetted inks, it is characterised in that：Step
(4) photoinitiator described in is 1- hydroxycyclohexyl phenyl ketones, 2- hydroxy-2-methyl -1- phenylacetones, 2- methyl -2-
(4- morpholinyls) -1- [4- (methyl mercapto) phenyl] -1- acetone, 2,4,6- trimethylbenzoy-diphenies phosphine oxide, 2,4,6-
At least one of trimethylbenzoyl phenyl phosphinic acid ethyl ester.
9. a kind of biology base, which is modified UV, cures jetted ink, it is characterised in that prepared according to claim 1~8 any one of them
Method obtains.
10. the biology base described in claim 9 is modified application of the UV solidification jetted inks in UV ink-jet printing fields.
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| CN114181066A (en) * | 2021-11-12 | 2022-03-15 | 安徽理工大学 | Gallic acid analogue, and preparation method and application thereof |
| JP2022134083A (en) * | 2021-03-02 | 2022-09-14 | 大日精化工業株式会社 | Binder component and emulsion |
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