CN110964463B - Quick-drying environment-friendly glue suitable for toy book mounting process and preparation method thereof - Google Patents
Quick-drying environment-friendly glue suitable for toy book mounting process and preparation method thereof Download PDFInfo
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- CN110964463B CN110964463B CN201911322160.7A CN201911322160A CN110964463B CN 110964463 B CN110964463 B CN 110964463B CN 201911322160 A CN201911322160 A CN 201911322160A CN 110964463 B CN110964463 B CN 110964463B
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J129/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Adhesives based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Adhesives based on derivatives of such polymers
- C09J129/02—Homopolymers or copolymers of unsaturated alcohols
- C09J129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F261/00—Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group C08F16/00
- C08F261/02—Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group C08F16/00 on to polymers of unsaturated alcohols
- C08F261/04—Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group C08F16/00 on to polymers of unsaturated alcohols on to polymers of vinyl alcohol
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F263/00—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00
- C08F263/02—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00 on to polymers of vinyl esters with monocarboxylic acids
- C08F263/04—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00 on to polymers of vinyl esters with monocarboxylic acids on to polymers of vinyl acetate
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J131/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Adhesives based on derivatives of such polymers
- C09J131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09J131/04—Homopolymers or copolymers of vinyl acetate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The invention provides quick-drying environment-friendly glue suitable for a toy book mounting process, which is prepared from the following components: deionized water, polyvinyl alcohol 2699, PEG-4 laurate, sodium bicarbonate, ammonium persulfate, vinyl acetate, hydroxyethyl acrylate, allyl glycidyl ether, acrylic acid, diacetone acrylamide, glycerol, sodium dioctyl sulfosuccinate, and tributyl citrate. The quick-drying environment-friendly glue obtained by the invention has small stretching and shrinking along with the change of temperature and humidity, so that the mounting effect is good, the glue is flat and does not warp, is easy to dry and not easy to fall off, has excellent temperature resistance, moisture resistance and heat resistance, has the characteristics of high solid content and small deformation degree, does not contain aldehyde compounds, accords with various non-environment-friendly substances prohibited to be used in EU ROHS instructions, and is suitable for the mounting process of toy books.
Description
Technical Field
The invention relates to the technical field of water-based adhesives, in particular to quick-drying environment-friendly glue suitable for a toy book mounting process and a preparation method thereof.
Background
The toy book for children is generally made of soft materials (such as EVA materials, foams and the like) and hard paper and is bound, the external deformation of the toy book is diversified, and the toy book can be designed into shapes which are suitable for the characteristics of children, such as various animals, plants, cartoon characters, vehicles and the like. Can print specific pattern, characters on the hard paper, can read as books, the page has certain thickness, and very suitable children read, wherein, the plate that partly has specific pattern can be taken out and place again from the page, and is interesting very strong. At present, when the books are manufactured, the books are usually adhered by using water-based glue.
The aqueous polyvinyl acetate emulsion adhesive takes water as a dispersion medium, is environment-friendly, easy to store and free of potential safety hazard, and is widely applied to the fields of adhesives such as paper products, woods, fabrics, coatings and the like. However, the polyvinyl acetate emulsion adhesive has poor water resistance, moisture resistance and heat resistance, and the colloid has large elasticity under high humidity and temperature environment, so that the adhesive material has large deformation degree in the aspects of fastness and stiffness, the adhesive force of the product is easy to reduce, the product is easy to deform and the like.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides quick-drying environment-friendly glue suitable for a toy book mounting process and a preparation method thereof, solves the problem that the glue stretches greatly along with the change of temperature and humidity, and has the advantages of good mounting effect, flatness, no warping, easiness in drying and difficulty in falling off.
The invention provides quick-drying environment-friendly glue suitable for a toy book mounting process, which is prepared from the following components: deionized water, polyvinyl alcohol 2699, PEG-4 laurate, sodium bicarbonate, ammonium persulfate, vinyl acetate, hydroxyethyl acrylate, allyl glycidyl ether, acrylic acid, diacetone acrylamide, glycerol, sodium dioctyl sulfosuccinate, and tributyl citrate.
Preferably, the quick-drying environment-friendly glue is prepared from the following components in parts by weight:
the deionized water content of 300-400 portions can be, for example, 300 portions, 320 portions, 340 portions, 350 portions, 360 portions, 380 portions, 400 portions, etc.;
269980 portions of polyvinyl alcohol 120 portions, such as 80 portions, 85 portions, 90 portions, 95 portions, 100 portions, 105 portions, 110 portions, 115 portions, 120 portions and the like;
60-100 parts of polyvinyl acetate, such as 60 parts, 65 parts, 70 parts, 75 parts, 80 parts, 85 parts, 90 parts, 95 parts, 100 parts and the like;
6-25 parts of PEG-4 laurate, such as 6 parts, 8 parts, 10 parts, 12 parts, 14 parts, 16 parts, 18 parts, 20 parts, 22 parts, 25 parts and the like;
1 to 3 parts of sodium bicarbonate, for example, 1 part, 1.2 parts, 1.5 parts, 1.8 parts, 2 parts, 2.2 parts, 2.5 parts, 2.8 parts, 3 parts and the like;
5-10 parts of ammonium persulfate, for example, 5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10 parts and the like;
10-20 parts of vinyl acetate, for example, 10 parts, 12 parts, 15 parts, 18 parts, 19 parts, 20 parts and the like;
2 to 6 parts of hydroxyethyl acrylate, for example, 2 parts, 3 parts, 4 parts, 5 parts, 5.5 parts, 6 parts, etc.;
8 to 12 parts of allyl glycidyl ether, for example, 8 parts, 8.5 parts, 9 parts, 9.5 parts, 10 parts, 11 parts, 12 parts, etc.;
2 to 6 parts of acrylic acid, for example, 2 parts, 3 parts, 4 parts, 5 parts, 5.5 parts, 6 parts, etc.; dipropyl
The amount of the ketone acrylamide is 4 to 8 parts, for example, 4 parts, 5 parts, 5.5 parts, 6 parts, 7 parts, 8 parts, etc.;
3 to 8 parts of glycerin, for example, 3 parts, 4 parts, 5 parts, 5.5 parts, 6 parts, 7 parts, 8 parts, etc.;
3-8 parts of dioctyl sodium sulfosuccinate, for example, 3 parts, 4 parts, 5 parts, 5.5 parts, 6 parts, 7 parts, 8 parts and the like;
5-10 parts of tributyl citrate. For example, it may be 5 parts, 5.5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10 parts, etc.
Further preferably, the quick-drying environment-friendly glue is prepared from the following components in parts by weight: 320 portions and 380 portions of deionized water,
110 portions of polyvinyl alcohol 269990,
70-90 parts of polyvinyl acetate, and the like,
10-20 parts of PEG-4 laurate,
1-3 parts of sodium bicarbonate, wherein,
8-9 parts of ammonium persulfate,
12-18 parts of vinyl acetate, and the like,
3-5 parts of hydroxyethyl acrylate,
9-11 parts of allyl glycidyl ether,
3-5 parts of acrylic acid,
5-7 parts of diacetone acrylamide,
4-7 parts of glycerol, namely,
4-7 parts of dioctyl sodium sulfosuccinate,
6-9 parts of tributyl citrate. More preferably, the quick-drying environment-friendly glue is prepared from the following components in parts by weight: 350 parts of deionized water, namely 350 parts of deionized water,
2699100 parts of polyvinyl alcohol, namely 2699100 parts of polyvinyl alcohol,
80 parts of polyvinyl acetate, namely 80 parts of polyvinyl acetate,
15 parts of PEG-4 laurate (PEG-4),
2 parts of sodium bicarbonate, namely 2 parts of sodium bicarbonate,
8 parts of ammonium persulfate, namely 8 parts of ammonium persulfate,
15 parts of vinyl acetate, namely 15 parts of vinyl acetate,
4 parts of hydroxyethyl acrylate, namely 4 parts of hydroxyethyl acrylate,
10 parts of allyl glycidyl ether, and a solvent,
4 parts of acrylic acid, namely 4 parts of acrylic acid,
6 parts of diacetone acrylamide, namely, diacetone acrylamide,
6 parts of glycerol, namely 6 parts of glycerol,
6 parts of dioctyl sodium sulfosuccinate,
and 8 parts of tributyl citrate. A second aspect of the present invention is to provide a method as in the first aspect of the present invention
The preparation method of the quick-drying environment-friendly glue comprises the following steps:
step 1, mixing vinyl acetate and hydroxyethyl acrylate and uniformly stirring to obtain a monomer mixture 1 for later use;
mixing allyl glycidyl ether, acrylic acid and diacetone acrylamide and uniformly stirring to obtain a monomer mixture 2 for later use;
preparing ammonium persulfate into 1-3 wt% aqueous solution for later use;
step 2, adding deionized water, polyvinyl alcohol 2699, 30-40 wt% of PEG-4 laurate and sodium bicarbonate into a reaction kettle, stirring, heating to 90-95 ℃, and fully dissolving;
step 3, cooling to 60-70 ℃, slowly adding 40-50 wt% of the monomer mixture 1 and 20-25 wt% of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 25-35 min; cooling to 60-70 ℃, and then slowly adding the residual monomer mixture 1 and 25-30% ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 4, cooling to 72-76 ℃, slowly adding 40-50 wt% of monomer mixture 2 and 20-25 wt% of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 20-30 min; cooling to 60-70 ℃, and then slowly adding the rest monomer mixture 2 and the rest ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 5, adding 30-40 wt% of PEG-4 laurate and polyvinyl acetate, preserving the heat at 88-95 ℃ for 10-25min, and then cooling to 40-50 ℃;
and step 6, adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, uniformly mixing, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
Preferably, in step 3 and step 4, the ammonium persulfate aqueous solution is supplemented every 13-18 min. .
The quick-drying environment-friendly glue obtained by the invention has small stretching and shrinking along with the change of temperature and humidity, so that the mounting effect is good, the glue is flat and does not warp, is easy to dry and not easy to fall off, has excellent temperature resistance, moisture resistance and heat resistance, has the characteristics of high solid content and small deformation degree, does not contain aldehyde compounds, accords with various non-environment-friendly substances prohibited to be used in EU ROHS instructions, and is suitable for the mounting process of toy books.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments. It should be understood by those skilled in the art that the examples are only for the understanding of the present invention and should not be construed as the specific limitations of the present invention.
Examples 1 to 5 and comparative examples 1 to 3
The specific components and component contents (in parts by weight) of the glues of examples 1-5 and comparative examples 1-3 are shown in table 1.
1. The quick-drying environment-friendly glue of examples 1-5 was prepared according to the following preparation process:
step 1, mixing vinyl acetate and hydroxyethyl acrylate and uniformly stirring to obtain a monomer mixture 1 for later use;
mixing allyl glycidyl ether, acrylic acid and diacetone acrylamide and uniformly stirring to obtain a monomer mixture 2 for later use;
preparing ammonium persulfate into a 2 wt% aqueous solution for later use;
step 2, adding deionized water, 2699 parts of polyvinyl alcohol, 35% of PEG-4 laurate and sodium bicarbonate into a reaction kettle, stirring, heating to 90-95 ℃, and fully dissolving;
step 3, cooling to 60-70 ℃, slowly adding 50 weight percent of monomer mixture 1 and 25 weight percent of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 25-35 min; cooling to 60-70 ℃, and then slowly adding the residual monomer mixture 1 and 25% ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 4, cooling to 72-76 ℃, slowly adding 50 weight percent of monomer mixture 2 and 25 weight percent of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 20-30 min; cooling to 60-70 ℃, and then slowly adding the rest monomer mixture 2 and the rest ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 5, adding 35 weight percent of PEG-4 laurate and polyvinyl acetate, preserving the heat for 10-25min at 88-95 ℃, and then cooling to 40-50 ℃;
and step 6, adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, uniformly mixing, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
Wherein, in the step 3 and the step 4, the ammonium persulfate aqueous solution is replenished once every 13-18 min. 2.
The quick-drying environment-friendly glue of comparative example 1 was prepared according to the following preparation process: A. mixing vinyl acetate and hydroxyethyl acrylate and uniformly stirring to obtain a monomer mixture for later use;
ammonium persulfate was prepared as a 2 wt% aqueous solution for use. B. Adding deionized water, 2699% polyvinyl alcohol and 35% PEG-4 by weight into a reaction kettle
Laurate and sodium bicarbonate, stirring, heating to 90-95 ℃, and fully dissolving.
C. Cooling to 60-70 deg.C, slowly adding 50 wt% monomer mixture and 50 wt% ammonium persulfate water solution, heating to 88-95 deg.C, and keeping the temperature for 25-35 min; cooling to 60-70 ℃, and then slowly adding the residual monomer mixture and the ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min. Wherein the ammonium persulfate aqueous solution is replenished once every 13-18 min.
D. Adding 35 wt% of PEG-4 laurate and polyvinyl acetate, keeping the temperature at 88-95 ℃ for 10-25min, and then cooling to 40-50 ℃.
E. Adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, mixing uniformly, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
3. The quick-drying environment-friendly glue of comparative example 2 was prepared according to the following preparation process:
a, mixing allyl glycidyl ether, acrylic acid and diacetone acrylamide and uniformly stirring to obtain a monomer mixture for later use; preparing ammonium persulfate into a 2 wt% aqueous solution for later use;
b, adding deionized water, 2699 parts of polyvinyl alcohol, 35% of PEG-4 laurate and sodium bicarbonate into the reaction kettle, stirring, heating to 90-95 ℃, and fully dissolving;
c, cooling to 72-76 ℃, slowly adding 50 weight percent of monomer mixture and 50 weight percent of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 20-30 min; cooling to 60-70 ℃, and then slowly adding the rest monomer mixture and the rest ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min. Wherein the ammonium persulfate aqueous solution is replenished once every 13-18 min.
d, adding 35 weight percent of PEG-4 laurate and polyvinyl acetate, preserving the heat at 88-95 ℃ for 10-25min, and then cooling to 40-50 ℃;
e, adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, uniformly mixing, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
4. The quick-drying environment-friendly glue of comparative example 3 was prepared according to the following preparation process:
step s1, mixing and uniformly stirring vinyl acetate and hydroxyethyl acrylate to obtain a monomer mixture 1 for later use;
mixing allyl glycidyl ether, acrylic acid and diacetone acrylamide and uniformly stirring to obtain a monomer mixture 2 for later use;
preparing ammonium persulfate into a 2 wt% aqueous solution for later use;
step s2, adding deionized water, 2699 parts of polyvinyl alcohol, 35% by weight of PEG-4 laurate and sodium bicarbonate into a reaction kettle, stirring, heating to 90-95 ℃, and fully dissolving;
step s3, cooling to 60-70 ℃, slowly adding 50 weight percent of monomer mixture 1 and 25 weight percent of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 25-35 min; cooling to 60-70 ℃, and then slowly adding the residual monomer mixture 1 and 25% ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step s4, cooling to 72-76 ℃, slowly adding 50 weight percent of monomer mixture 2 and 25 weight percent of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 20-30 min; cooling to 60-70 ℃, and then slowly adding the rest monomer mixture 2 and the rest ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
and step s5, adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, uniformly mixing, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
Wherein in the step s3 and the step s4, the ammonium persulfate aqueous solution is supplemented once every 13-18 min.
TABLE 1
And (3) performance testing:
1. adhesion strength test:
selecting a plurality of narrow strips with the size of 25cm by 2.5 sides, stacking the narrow strips into paper bundles with the thickness of 3cm, 4cm and 5cm, ensuring the edges of the paper bundles to be neat, uniformly coating a layer of glue solution (3cm by 2.5cm) on the edges of the paper bundles, binding the paper bundles oppositely, after solidification, fixing one end of a paper tape, connecting the other end of the paper tape with a plastic bag, adding a weight (g) into the bag until the glue part is torn, recording the weight of the paper tape, performing parallel test for 3 times, and taking an average value, wherein the result is shown in table 2.
TABLE 2
As can be seen from Table 2, the adhesive strength of the present invention is high and the adhesive does not easily fall off.
2. Cardboard bending test
In a constant temperature and humidity room, the temperature is tested: 25 ℃, humidity: under the condition of 50% RH, the card paper (250g of chalk card, the size of the card paper is 25cm multiplied by 25cm) is glued and mounted by selecting the examples 1-5 and the comparative examples 1-3 respectively, and after the card paper is naturally placed for 10h, the bending degree of the card book is detected. The results are shown in Table 3.
TABLE 3
As can be seen from Table 2, the card book of the invention is naturally placed for 10 hours after being glued, the curvature of the card book is less than 1mm, and the card book has smooth and beautiful appearance.
The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.
Claims (5)
1. The quick-drying environment-friendly glue suitable for the process of mounting the toy book is characterized by being prepared from the following components:
300 portions of deionized water and 400 portions of deionized water,
269980 portions of polyvinyl alcohol and 120 portions of polyvinyl alcohol,
60-100 parts of polyvinyl acetate, namely,
6-25 parts of PEG-4 laurate,
1-3 parts of sodium bicarbonate, wherein,
5-10 parts of ammonium persulfate,
10-20 parts of vinyl acetate, and the like,
2-6 parts of hydroxyethyl acrylate,
8-12 parts of allyl glycidyl ether,
2-6 parts of acrylic acid, namely,
4-8 parts of diacetone acrylamide,
3-8 parts of glycerol, namely,
3-8 parts of dioctyl sodium sulfosuccinate,
5-10 parts of tributyl citrate;
the quick-drying environment-friendly glue is prepared by the following preparation process, and specifically comprises the following steps:
step 1, mixing vinyl acetate and hydroxyethyl acrylate and uniformly stirring to obtain a monomer mixture 1 for later use;
mixing allyl glycidyl ether, acrylic acid and diacetone acrylamide and uniformly stirring to obtain a monomer mixture 2 for later use;
preparing ammonium persulfate into 1-3 wt% aqueous solution for later use;
step 2, adding deionized water, polyvinyl alcohol 2699, 30-40 wt% of PEG-4 laurate and sodium bicarbonate into a reaction kettle, stirring, heating to 90-95 ℃, and fully dissolving;
step 3, cooling to 60-70 ℃, slowly adding 40-50 wt% of the monomer mixture 1 and 20-25 wt% of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 25-35 min; cooling to 60-70 ℃, and then slowly adding the residual monomer mixture 1 and 25-30% ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 4, cooling to 72-76 ℃, slowly adding 40-50 wt% of monomer mixture 2 and 20-25 wt% of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 20-30 min; cooling to 60-70 ℃, and then slowly adding the rest monomer mixture 2 and the rest ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 5, adding 30-40 wt% of PEG-4 laurate and polyvinyl acetate, preserving the heat at 88-95 ℃ for 10-25min, and then cooling to 40-50 ℃;
and step 6, adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, uniformly mixing, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
2. The quick-drying environment-friendly glue according to claim 1, characterized by being prepared from the following components in parts by weight:
320 portions and 380 portions of deionized water,
110 portions of polyvinyl alcohol 269990,
70-90 parts of polyvinyl acetate, and the like,
10-20 parts of PEG-4 laurate,
1-3 parts of sodium bicarbonate, wherein,
8-9 parts of ammonium persulfate,
12-18 parts of vinyl acetate, and the like,
3-5 parts of hydroxyethyl acrylate,
9-11 parts of allyl glycidyl ether,
3-5 parts of acrylic acid,
5-7 parts of diacetone acrylamide,
4-7 parts of glycerol, namely,
4-7 parts of dioctyl sodium sulfosuccinate,
6-9 parts of tributyl citrate.
3. The quick-drying environment-friendly glue according to claim 2, characterized by being prepared from the following components in parts by weight:
350 parts of deionized water, namely 350 parts of deionized water,
2699100 parts of polyvinyl alcohol, namely 2699100 parts of polyvinyl alcohol,
80 parts of polyvinyl acetate, namely 80 parts of polyvinyl acetate,
15 parts of PEG-4 laurate (PEG-4),
2 parts of sodium bicarbonate, namely 2 parts of sodium bicarbonate,
8 parts of ammonium persulfate, namely 8 parts of ammonium persulfate,
15 parts of vinyl acetate, namely 15 parts of vinyl acetate,
4 parts of hydroxyethyl acrylate, namely 4 parts of hydroxyethyl acrylate,
10 parts of allyl glycidyl ether, and a solvent,
4 parts of acrylic acid, namely 4 parts of acrylic acid,
6 parts of diacetone acrylamide, namely, diacetone acrylamide,
6 parts of glycerol, namely 6 parts of glycerol,
6 parts of dioctyl sodium sulfosuccinate,
and 8 parts of tributyl citrate.
4. The preparation method of the quick-drying environment-friendly glue water as claimed in any one of claims 1-3, characterized by comprising the following steps:
step 1, mixing vinyl acetate and hydroxyethyl acrylate and uniformly stirring to obtain a monomer mixture 1 for later use;
mixing allyl glycidyl ether, acrylic acid and diacetone acrylamide and uniformly stirring to obtain a monomer mixture 2 for later use;
preparing ammonium persulfate into 1-3 wt% aqueous solution for later use;
step 2, adding deionized water, polyvinyl alcohol 2699, 30-40 wt% of PEG-4 laurate and sodium bicarbonate into a reaction kettle, stirring, heating to 90-95 ℃, and fully dissolving;
step 3, cooling to 60-70 ℃, slowly adding 40-50 wt% of the monomer mixture 1 and 20-25 wt% of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 25-35 min; cooling to 60-70 ℃, and then slowly adding the residual monomer mixture 1 and 25-30% ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 4, cooling to 72-76 ℃, slowly adding 40-50 wt% of monomer mixture 2 and 20-25 wt% of ammonium persulfate aqueous solution, heating to 88-95 ℃, and keeping the temperature for 20-30 min; cooling to 60-70 ℃, and then slowly adding the rest monomer mixture 2 and the rest ammonium persulfate aqueous solution; heating to 88-95 deg.C, and maintaining the temperature for 10-25 min;
step 5, adding 30-40 wt% of PEG-4 laurate and polyvinyl acetate, preserving the heat at 88-95 ℃ for 10-25min, and then cooling to 40-50 ℃;
and step 6, adding the rest PEG-4 laurate, glycerol, dioctyl sodium sulfosuccinate and tributyl citrate, uniformly mixing, keeping the temperature at 40-50 ℃ for 8-20min, and cooling to room temperature to obtain the product.
5. The method according to claim 4, wherein the aqueous solution of ammonium persulfate is supplemented every 13 to 18min in the steps 3 and 4.
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