CN103881471A - Preparation method of rare earth florescent LOGO anti-forgery ink - Google Patents

Preparation method of rare earth florescent LOGO anti-forgery ink Download PDF

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Publication number
CN103881471A
CN103881471A CN201410048362.8A CN201410048362A CN103881471A CN 103881471 A CN103881471 A CN 103881471A CN 201410048362 A CN201410048362 A CN 201410048362A CN 103881471 A CN103881471 A CN 103881471A
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preparation
stirring
rare
coordination compound
earth
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CN103881471B (en
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胡开堂
黄煜琪
胡力萌
王召霞
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Zhejiang Great Shengda Packing Co Ltd
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HANGZHOU CITY XIAOSHAN DISTRICT KAIYI PAPER PACKAGING INDUSTRY TECHNOLOGY DEVELOPMENT CENTER
Zhejiang Great Shengda Packing Co Ltd
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Abstract

The invention relates to anti-forgery ink, particularly relates to a preparation method of rare earth florescent LOGO anti-forgery ink, and belongs to the technical field of ink printing. The preparation method comprises the steps of EUCL3 preparation, Eu(BA)(TTA)2Phen quaternary complex preparation and synthesis treatment. The preparation method of the rare earth florescent LOGO anti-forgery ink has the advantages of narrow emission spectrum, high color purity, good monochromaticity, high luminous intensity, high fluorescence efficiency, good product quality stability and good environmental protection property.

Description

A kind of preparation method of rare-earth fluorescent LOGO anti-forgery ink
Technical field
The present invention relates to a kind of anti-forgery ink, relate in particular to a kind of preparation method of rare-earth fluorescent LOGO anti-forgery ink, belong to ink printing technical field.
Background technology
The mechanical propertys such as corruggted wrapping case has light weight, resistance to compression, resistance toly exposes, anti tear and buffering, shockproof, easy machine-shaping, there is good embellish and pressing adaptability simultaneously, can cycling and reutilization, the advantages such as environmentally safe, both economical, light and easily stacking again.Its use range is more and more wider, and tempo is piece more and more, is most popular packaging vessel in modern packaging, is also one of most important packaged form of adopting of world.
China packaging industry has been brought into play vital role in national economy at present.China's wrapping paper goods output value accounts for total package industrial output 40%, accounts for more than 45% in developed country.And the Corrugated Box output value accounts for the more than 60% of the paper wrapper goods gross output value.Although world economy repeatedly faced adjustment in recent years, in world's packed in cases industry, Asia still keeps the fastest rate of growth, and in all states in Asia, the rate of growth of China is the fastest.The far super world average level of growth of China's Corrugated Box packaging.
China's Corrugated Box packaging is started late, and since reform and opening-up, China's Corrugated Box packaging develops rapidly, and rate of growth is the highest in each big producing country.Nineteen ninety-five, output was 7,400,000,000 square metres, and 2000 annual production are 12,300,000,000 square metres, 134.58 hundred million square metres, Japan, 12,300,000,000 square metres, China.China is since nineteen ninety-five, and corrugated board production amount occupies the 3rd, the world always, is only second to the U.S. and Japan.Within 2010, our corrugated board production amount has exceeded the U.S., leaps to the 1st, the world.
Zhejiang Province is the large province of China's packaging.Large city of Hangzhou and the industry region, Qian Tang gulf of adjoining thereof are the important bases of Zhejiang Province's production, more than 1,000 ten thousand tons of the packing board annual production including coated manila, the important production base of Hangzhou Ye Shi China Packaging Box and packing board.In addition Hangzhou or Asia package centre.Therefore, the development of Packaging Box industry is for the Economic Contribution of Hangzhou, all have great importance for the labour employment of Hangzhou and the induced effect of other industries.
As most important Transport Package form, " false proof " of Corrugated Box is that one of Chinese commodity packaging field has to face all the time, but very heavy topic.The commodity of some reputable brands and high added value often can suffer the infringement of illegal " Lee's ghost ", and " false proof " measure of common tr in the market, mainly contains following several: when cardboard box printing, adopt " anti-forgery ink "; On carton, stick on " laser anti-counterfeit label "; Print additional or stick on " barcode " etc.
The effect of above method is all not satisfactory, and easily, processing is simple in the former " anti-forgery ink " source, and star is as the little carton factory of scattereding all over like men on a chessboard, and almost every household can be done.And " laser anti-counterfeit label " that the second is produced is also that midget plant and family workshop are made mostly, management and control is lax, and it is very convenient that bad personnel will obtain these labels.And be finally " dedicated decoders " or the Help by Phone etc. of commonly using, formality trouble, program are loaded down with trivial details, and anti-counterfeiting performance is poor, is difficult to popularize.For this reason, many scientific research institutions and manufacturing enterprise are all carrying out unremitting research and probe, as: adopt flexible printing technology antiforge pattern on carton; Between fluting board and core paper, embed three colo(u)r streak material marks; ; Between fluting board and printing facial tissue, intelligent electronic tag (being provided with microchip and antenna etc.) is set; In conventional cardboard, integrate again into the ultra-fine corrugated cardboard of one deck, as false proof means, i.e. so-called " false seven layers ", " false nine layers " etc.The false proof measure that these new inventions, new technology have is too simple, there is no characteristic, some production cost costlinesses, and what have is difficult to carry out industrialization volume production, does not therefore have industrial applicibility.
Summary of the invention
The present invention solves the deficiencies in the prior art, provide a kind of rare-earth fluorescent ink formulation of producing in the water color ink of conventional Corrugated Box production use, by flexographic presses, the LOGO of enterprise or the security pattern that is equipped with are printed, pattern after printing is recessive, in fake certification, adopt the UV spectrum of 383nm left and right to excite its LOGO or security pattern, inspire the ruddiness of the 614nm that intensity is stronger, demonstrate the preparation method of a kind of rare-earth fluorescent LOGO anti-forgery ink of security pattern.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A preparation method for rare-earth fluorescent LOGO anti-forgery ink, carries out according to the following steps:
(1), EUCL 3preparation:
By EU 2o 3join in dilute hydrochloric acid, dilute hydrochloric acid concentration is 2.0~3.0 mol/L, is provided with the EU of 350g in the dilute hydrochloric acid of every 2~3L 2o 3, then stir, after stirring, solution becomes transparent liquid by muddiness, and adding weak base to regulate pH value is 6.5~7, makes EUCL 3the aqueous solution;
(2), Eu (BA) (TTA) 2the preparation of Phen quaternary coordination compound:
To make EuCl 3the aqueous solution mix than 1:2 according to amount of substance with TTA, again Phen, BA are added drop-wise in mixed solution, filter with the middling speed industrial filter paper of 30~50um, after filtering, wash with the warm water of 25 degree~35 degree, be at 50~60 DEG C, to carry out freeze-day with constant temperature 24 hours by the solid matter on industrial filter paper in temperature, make quaternary coordination compound;
(3), synthetic processing:
First by Synolac, Dormant oils alcohol liquid, nonionic emulsifying agent and PEO dispersion agent carry out mixing and stirring, after stirring, carry out milled processed, the fineness of grinding distribution is 16~19um, add again the quaternary coordination compound in step (2), modification polydimethyl silicon, PEO dispersion agent, quaternary coordination compound, modification polydimethyl silicon and PEO dispersion agent account for 1~2% of total mass ratio, addition sequence is followed successively by quaternary coordination compound, PEO dispersion agent, modification polydimethyl silicon, in the process adding, need to continue to stir, add the churning time of new material to be not less than 20 minutes at every turn, obtain shallow oyster white rare-earth europium Antiforge fluorescent ink.
As preferably, in step (1), dilute hydrochloric acid slowly splashes into, and the speed splashing into is 3.5ml/min, stirs while splashing into, and solution is become transparent by muddiness; The time of stirring is not less than 30 min, and the speed of stirring is 500~1000 rpm.
As preferably, in step (2), the time that middling speed industrial filter paper filters is 15~20min, and with carrying out warm water washing in electric-heated thermostatic water bath, the time of warm water washing is 30~40min, and stirring velocity when warm water washs is 500~1000rpm.
As preferably, the stirring velocity that adds new material in step (3) is 100~500 rpm, and the time of stirring is 80~130min; The shallow oyster white rare-earth europium Antiforge fluorescent ink obtaining is proceeded in encloses container, under 130 DEG C of high temperature, react 8h, cooling rear taking-up product, first with carrying out repetitive scrubbing 2 times with distilled water after dehydrated alcohol, the time of each washing is about 20~30min, and freeze-day with constant temperature obtains light orange look pressed powder.
As preferably, in step (3), making viscosity is 18~25pa.s, the shallow oyster white rare-earth europium Antiforge fluorescent ink that degree of mobilization is 37~40mm; Synolac: Dormant oils alcohol liquid: nonionic emulsifying agent: quaternary coordination compound: the mass ratio of PEO dispersion agent equals 73~76:15~16:1~1.2:6~7:2~2.5.
TTA refers to tolyltriazole.Phen refers to o-phenanthroline.BA refers to phenylformic acid.
Anti-forgery ink, under the exciting of UV-light 383nm, produces the ruddiness of 614nm.
Therefore, the preparation method of a kind of rare-earth fluorescent LOGO anti-forgery ink of the present invention, has emmission spectrum narrow, and purity of color is high, and monochromaticity is good, and luminous intensity is high, and fluorescence efficiency is high, and constant product quality is good, and the feature of environmental protection is strong.
Embodiment
Below by embodiment,, technical scheme of the present invention is described in further detail.
Embodiment 1: a kind of preparation method of rare-earth fluorescent LOGO anti-forgery ink, carries out according to the following steps:
(1), EUCL 3preparation:
By EU 2o 3join in dilute hydrochloric acid, dilute hydrochloric acid concentration is 2.0 mol/L, is provided with the EU of 350g in the dilute hydrochloric acid of every 2L 2o 3, then stir, after stirring, solution becomes transparent liquid by muddiness, and adding weak base to regulate pH value is 6.5, makes EUCL 3the aqueous solution;
(2), Eu (BA) (TTA) 2the preparation of Phen quaternary coordination compound:
To make EuCl 3the aqueous solution mix than 1:2 according to amount of substance with TTA, again Phen, BA are added drop-wise in mixed solution, filter with the middling speed industrial filter paper of 30um, after filtering, wash with the warm water of 25 degree, be at 50 DEG C, to carry out freeze-day with constant temperature 24 hours by the solid matter on industrial filter paper in temperature, make quaternary coordination compound;
(3), synthetic processing:
First by Synolac, Dormant oils alcohol liquid, nonionic emulsifying agent and PEO dispersion agent carry out mixing and stirring, after stirring, carry out milled processed, the fineness of grinding distribution is 16um, add again the quaternary coordination compound in step (2), modification polydimethyl silicon, PEO dispersion agent, quaternary coordination compound, modification polydimethyl silicon and PEO dispersion agent account for 1% of total mass ratio, addition sequence is followed successively by quaternary coordination compound, PEO dispersion agent, modification polydimethyl silicon, in the process adding, need to continue to stir, add the churning time of new material to be not less than 20 minutes at every turn, obtain shallow oyster white rare-earth europium Antiforge fluorescent ink.
In step (1), dilute hydrochloric acid slowly splashes into, and the speed splashing into is 3.5ml/min, stirs while splashing into, and solution is become transparent by muddiness; The time of stirring is not less than 30 min, and the speed of stirring is 500rpm.
In step (2), the time that middling speed industrial filter paper filters is 15~20min, and with carrying out warm water washing in electric-heated thermostatic water bath, the time of warm water washing is 30~40min, and stirring velocity when warm water washing is 500~1000rpm.
The stirring velocity that adds new material in step (3) is 100rpm, and the time of stirring is 80min; The shallow oyster white rare-earth europium Antiforge fluorescent ink obtaining is proceeded in encloses container, under 130 DEG C of high temperature, react 8h, cooling rear taking-up product, first with carrying out repetitive scrubbing 2 times with distilled water after dehydrated alcohol, the time of each washing is about 20min, and freeze-day with constant temperature obtains light orange look pressed powder.
In step (3), making viscosity is 18pa.s, the shallow oyster white rare-earth europium Antiforge fluorescent ink that degree of mobilization is 37mm; Synolac: Dormant oils alcohol liquid: nonionic emulsifying agent: quaternary coordination compound: the mass ratio of PEO dispersion agent equals 73:15:1:6:2.
 
Embodiment 2: a kind of preparation method of rare-earth fluorescent LOGO anti-forgery ink, carries out according to the following steps:
(1), EUCL 3preparation:
By EU 2o 3join in dilute hydrochloric acid, dilute hydrochloric acid concentration is 2.5 mol/L, is provided with the EU of 350g in the dilute hydrochloric acid of every 2.5L 2o 3, then stir, after stirring, solution becomes transparent liquid by muddiness, and adding weak base to regulate pH value is 6.8, makes EUCL 3the aqueous solution;
(2), Eu (BA) (TTA) 2the preparation of Phen quaternary coordination compound:
To make EuCl 3the aqueous solution mix than 1:2 according to amount of substance with TTA, again Phen, BA are added drop-wise in mixed solution, filter with the middling speed industrial filter paper of 40um, after filtering, wash with the warm water of 30 degree, be at 55 DEG C, to carry out freeze-day with constant temperature 24 hours by the solid matter on industrial filter paper in temperature, make quaternary coordination compound;
(3), synthetic processing:
First by Synolac, Dormant oils alcohol liquid, nonionic emulsifying agent and PEO dispersion agent carry out mixing and stirring, after stirring, carry out milled processed, the fineness of grinding distribution is 18um, add again the quaternary coordination compound in step (2), modification polydimethyl silicon, PEO dispersion agent, quaternary coordination compound, modification polydimethyl silicon and PEO dispersion agent account for 1~2% of total mass ratio, addition sequence is followed successively by quaternary coordination compound, PEO dispersion agent, modification polydimethyl silicon, in the process adding, need to continue to stir, add the churning time of new material to be not less than 20 minutes at every turn, obtain shallow oyster white rare-earth europium Antiforge fluorescent ink.
In step (1), dilute hydrochloric acid slowly splashes into, and the speed splashing into is 3.5ml/min, stirs while splashing into, and solution is become transparent by muddiness; The time of stirring is not less than 30 min, and the speed of stirring is 800rpm.
In step (2), the time that middling speed industrial filter paper filters is 18min, and with carrying out warm water washing in electric-heated thermostatic water bath, the time of warm water washing is 35min, and stirring velocity when warm water washing is 800rpm.
The stirring velocity that adds new material in step (3) is 300 rpm, and the time of stirring is 100min; The shallow oyster white rare-earth europium Antiforge fluorescent ink obtaining is proceeded in encloses container, under 130 DEG C of high temperature, react 8h, cooling rear taking-up product, first with carrying out repetitive scrubbing 2 times with distilled water after dehydrated alcohol, the time of each washing is about 25min, and freeze-day with constant temperature obtains light orange look pressed powder.
In step (3), making viscosity is 20pa.s, the shallow oyster white rare-earth europium Antiforge fluorescent ink that degree of mobilization is 38mm; Synolac: Dormant oils alcohol liquid: nonionic emulsifying agent: quaternary coordination compound: the mass ratio of PEO dispersion agent equals 75:15.5:1.1:6.5:2.2.
 
Embodiment 3: a kind of preparation method of rare-earth fluorescent LOGO anti-forgery ink, carries out according to the following steps:
(1), EUCL 3preparation:
By EU 2o 3join in dilute hydrochloric acid, dilute hydrochloric acid concentration is 3.0 mol/L, is provided with the EU of 350g in the dilute hydrochloric acid of every 3L 2o 3, then stir, after stirring, solution becomes transparent liquid by muddiness, and adding weak base to regulate pH value is 7, makes EUCL 3the aqueous solution;
(2), Eu (BA) (TTA) 2the preparation of Phen quaternary coordination compound:
To make EuCl 3the aqueous solution mix than 1:2 according to amount of substance with TTA, again Phen, BA are added drop-wise in mixed solution, filter with the middling speed industrial filter paper of 50um, after filtering, wash with the warm water of 25 degree~35 degree, be at 60 DEG C, to carry out freeze-day with constant temperature 24 hours by the solid matter on industrial filter paper in temperature, make quaternary coordination compound;
(3), synthetic processing:
First by Synolac, Dormant oils alcohol liquid, nonionic emulsifying agent and PEO dispersion agent carry out mixing and stirring, after stirring, carry out milled processed, the fineness of grinding distribution is 19um, add again the quaternary coordination compound in step (2), modification polydimethyl silicon, PEO dispersion agent, quaternary coordination compound, modification polydimethyl silicon and PEO dispersion agent account for 2% of total mass ratio, addition sequence is followed successively by quaternary coordination compound, PEO dispersion agent, modification polydimethyl silicon, in the process adding, need to continue to stir, add the churning time of new material to be not less than 20 minutes at every turn, obtain shallow oyster white rare-earth europium Antiforge fluorescent ink.
In step (1), dilute hydrochloric acid slowly splashes into, and the speed splashing into is 3.5ml/min, stirs while splashing into, and solution is become transparent by muddiness; The time of stirring is not less than 30 min, and the speed of stirring is 1000 rpm.
In step (2), the time that middling speed industrial filter paper filters is 20min, and with carrying out warm water washing in electric-heated thermostatic water bath, the time of warm water washing is 40min, and stirring velocity when warm water washing is 1000rpm.
The stirring velocity that adds new material in step (3) is 500 rpm, and the time of stirring is 130min; The shallow oyster white rare-earth europium Antiforge fluorescent ink obtaining is proceeded in encloses container, under 130 DEG C of high temperature, react 8h, cooling rear taking-up product, first with carrying out repetitive scrubbing 2 times with distilled water after dehydrated alcohol, the time of each washing is about 30min, and freeze-day with constant temperature obtains light orange look pressed powder.
In step (3), making viscosity is 25pa.s, the shallow oyster white rare-earth europium Antiforge fluorescent ink that degree of mobilization is 40mm; Synolac: Dormant oils alcohol liquid: nonionic emulsifying agent: quaternary coordination compound: the mass ratio of PEO dispersion agent equals 76:16:1.2:7:2.5.

Claims (5)

1. a preparation method for rare-earth fluorescent LOGO anti-forgery ink, is characterized in that carrying out according to the following steps:
(1), EUCL 3preparation:
By EU 2o 3join in dilute hydrochloric acid, dilute hydrochloric acid concentration is 2.0~3.0 mol/L, is provided with the EU of 350g in the dilute hydrochloric acid of every 2~3L 2o 3, then stir, after stirring, solution becomes transparent liquid by muddiness, and adding weak base to regulate pH value is 6.5~7, makes EUCL 3the aqueous solution;
(2), Eu (BA) (TTA) 2the preparation of Phen quaternary coordination compound:
To make EuCl 3the aqueous solution mix than 1:2 according to amount of substance with TTA, again Phen, BA are added drop-wise in mixed solution, filter with the middling speed industrial filter paper of 30~50um, after filtering, wash with the warm water of 25 degree~35 degree, be at 50~60 DEG C, to carry out freeze-day with constant temperature 24 hours by the solid matter on industrial filter paper in temperature, make quaternary coordination compound;
(3), synthetic processing:
First by Synolac, Dormant oils alcohol liquid, nonionic emulsifying agent and PEO dispersion agent carry out mixing and stirring, after stirring, carry out milled processed, the fineness of grinding distribution is 16~19um, add again the quaternary coordination compound in step (2), modification polydimethyl silicon, PEO dispersion agent, quaternary coordination compound, modification polydimethyl silicon and PEO dispersion agent account for 1~2% of total mass ratio, addition sequence is followed successively by quaternary coordination compound, PEO dispersion agent, modification polydimethyl silicon, in the process adding, need to continue to stir, add the churning time of new material to be not less than 20 minutes at every turn, obtain shallow oyster white rare-earth europium Antiforge fluorescent ink.
2. the preparation method of a kind of rare-earth fluorescent LOGO anti-forgery ink according to claim 1, is characterized in that: in step (1), dilute hydrochloric acid slowly splashes into, and the speed splashing into is 3.5ml/min, stirs while splashing into, and solution is become transparent by muddiness; The time of stirring is not less than 30 min, and the speed of stirring is 500~1000 rpm.
3. the preparation method of a kind of rare-earth fluorescent LOGO anti-forgery ink according to claim 1, it is characterized in that: in step (2), the time that middling speed industrial filter paper filters is 15~20min, with carrying out warm water washing in electric-heated thermostatic water bath, the time of warm water washing is 30~40min, and stirring velocity when warm water washing is 500~1000rpm.
4. the preparation method of a kind of rare-earth fluorescent LOGO anti-forgery ink according to claim 1, is characterized in that: the stirring velocity that adds new material in step (3) is 100~500 rpm, and the time of stirring is 80~130min; The shallow oyster white rare-earth europium Antiforge fluorescent ink obtaining is proceeded in encloses container, under 130 DEG C of high temperature, react 8h, cooling rear taking-up product, first with carrying out repetitive scrubbing 2 times with distilled water after dehydrated alcohol, the time of each washing is about 20~30min, and freeze-day with constant temperature obtains light orange look pressed powder.
5. the preparation method of a kind of rare-earth fluorescent LOGO anti-forgery ink according to claim 1, is characterized in that: in step (3), making viscosity is 18~25pa.s, the shallow oyster white rare-earth europium Antiforge fluorescent ink that degree of mobilization is 37~40mm; Synolac: Dormant oils alcohol liquid: nonionic emulsifying agent: quaternary coordination compound: the mass ratio of PEO dispersion agent equals 73~76:15~16:1~1.2:6~7:2~2.5.
CN201410048362.8A 2014-02-12 2014-02-12 A kind of preparation method of rare-earth fluorescent LOGO anti-forgery ink Expired - Fee Related CN103881471B (en)

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Cited By (4)

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CN108192598A (en) * 2017-12-12 2018-06-22 雷春生 A kind of preparation method of the compound rare-earth light conversion agent of agricultural film
CN109232619A (en) * 2018-11-05 2019-01-18 中山大学 Multicolor fluorescence material based on rare earth metal organic frame and preparation method thereof and anti-counterfeiting ink application
CN114702860A (en) * 2022-05-15 2022-07-05 宝艺新材料股份有限公司 Improved water-based anti-counterfeiting ink for paperboard printing and preparation method thereof
CN117475356A (en) * 2023-12-25 2024-01-30 华南理工大学 Control method and system for preparing invisible double anti-counterfeit label by corrugated case

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108192598A (en) * 2017-12-12 2018-06-22 雷春生 A kind of preparation method of the compound rare-earth light conversion agent of agricultural film
CN109232619A (en) * 2018-11-05 2019-01-18 中山大学 Multicolor fluorescence material based on rare earth metal organic frame and preparation method thereof and anti-counterfeiting ink application
CN109232619B (en) * 2018-11-05 2020-07-24 中山大学 Multicolor fluorescent material based on rare earth metal organic framework, preparation method thereof and application of anti-counterfeiting ink
CN114702860A (en) * 2022-05-15 2022-07-05 宝艺新材料股份有限公司 Improved water-based anti-counterfeiting ink for paperboard printing and preparation method thereof
CN117475356A (en) * 2023-12-25 2024-01-30 华南理工大学 Control method and system for preparing invisible double anti-counterfeit label by corrugated case
CN117475356B (en) * 2023-12-25 2024-03-29 华南理工大学 Control method and system for preparing invisible double anti-counterfeit label by corrugated case

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Inventor after: Sun Junjun

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