CN104559830B - Bentonite adhesive and its preparation method and application - Google Patents
Bentonite adhesive and its preparation method and application Download PDFInfo
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- CN104559830B CN104559830B CN201410850993.1A CN201410850993A CN104559830B CN 104559830 B CN104559830 B CN 104559830B CN 201410850993 A CN201410850993 A CN 201410850993A CN 104559830 B CN104559830 B CN 104559830B
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Abstract
The invention discloses a kind of bentonite adhesive and its preparation method and application, wherein, the preparation method includes：It is obtained after bentonite, phenolic resin, epoxy resin, starch, calcium oxide and water are mixed；Wherein, relative to the bentonite of 100 weight portions, the consumption of the phenolic resin is 5 30 weight portions, the consumption of the epoxy resin is 10 50 weight portions, the consumption of the starch is 50 300 weight portions, and the consumption of the calcium oxide is 1 10 weight portions, and the consumption of the water is 15 60 weight portions.The present invention is mixed by by bentonite, phenolic resin, epoxy resin, starch, calcium oxide and water with certain proportion, and then cause that obtained bentonite adhesive not only has good performance, simultaneously also because each raw material is not volatile raw material, so that the security performance of obtained binding agent is higher, with widely using scope.
Description
Technical field
The present invention relates to the manufacturing field of binding agent, in particular it relates to a kind of bentonite adhesive and its preparation side
Method and application.
Background technology
In daily production and living, used as a kind of conventional raw materials for production, the use in daily production is extremely for binding agent
Extensively, and binding agent be mostly industrial chemicals preparation, security is relatively low, and is easy to distribute harmful substance.
Bentonite adhesive therefore it provides a kind of adhesive property is good and safer and preparation method thereof is this hair
The problem of bright urgent need to resolve.
The content of the invention
For above-mentioned prior art, it is an object of the invention to overcome binding agent security performance in the prior art relatively low, easily
The problem of harmful substance is volatilized, so that provide a kind of adhesive property well, and safer bentonite adhesive and its system
Preparation Method.
To achieve these goals, the invention provides a kind of preparation method of bentonite adhesive, wherein, the preparation
Method includes：It is obtained after bentonite, phenolic resin, epoxy resin, starch, calcium oxide and water are mixed；Wherein,
Relative to the bentonite of 100 weight portions, the consumption of the phenolic resin is 5-30 weight portions, the asphalt mixtures modified by epoxy resin
The consumption of fat is 10-50 weight portions, and the consumption of the starch is 50-300 weight portions, and the consumption of the calcium oxide is 1-10 weight
Part, the consumption of the water is 15-60 weight portions.
Present invention also offers a kind of bentonite adhesive according to obtained in preparation method described above.
Present invention also offers a kind of application of bentonite adhesive described above.
By above-mentioned technical proposal, the present invention is by by bentonite, phenolic resin, epoxy resin, starch, calcium oxide and water
Mixed with certain proportion, and then cause that obtained bentonite adhesive not only has good performance, while also because of each original
Material is not volatile raw material, so that the security performance of obtained binding agent is higher, with widely using scope.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Specific embodiment
Specific embodiment of the invention is described in detail below.It should be appreciated that described herein specific
Implementation method is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The invention provides a kind of preparation method of bentonite adhesive, wherein, the preparation method includes：By swelling
It is obtained after the mixing of soil, phenolic resin, epoxy resin, starch, calcium oxide and water；Wherein,
Relative to the bentonite of 100 weight portions, the consumption of the phenolic resin is 5-30 weight portions, the asphalt mixtures modified by epoxy resin
The consumption of fat is 10-50 weight portions, and the consumption of the starch is 50-300 weight portions, and the consumption of the calcium oxide is 1-10 weight
Part, the consumption of the water is 15-60 weight portions.
Above-mentioned design is mixed by by bentonite, phenolic resin, epoxy resin, starch, calcium oxide and water with certain proportion,
And then cause that obtained bentonite adhesive not only has good performance, while also because each raw material be it is not volatile
Raw material, so that the security performance of obtained binding agent is higher, with widely using scope.
In order that obtained bentonite adhesive has more preferable adhesive property, in a kind of preferred embodiment party of the invention
In formula, relative to the bentonite of 100 weight portions, the consumption of the phenolic resin is 10-20 weight portions, the epoxy resin
Consumption be 20-40 weight portions, the consumption of the starch is 100-200 weight portions, and the consumption of the calcium oxide is 3-7 weight
Part, the consumption of the water is 25-40 weight portions.
In order that bentonite can preferably be well mixed, it is of the invention it is a kind of preferred embodiment in, it is described
Bentonitic particle diameter could be arranged to no more than 0.5mm.
The phenolic resin can be novalac type commonly used in the art, certainly, in order that obtain it having more
Good adhesive property, it is of the invention it is a kind of preferred embodiment in, the phenolic resin can select to be number-average molecular weight
It is the phenolic resin of 500-1000.
The epoxy resin can be epoxy resin commonly used in the art, for example, of the invention a kind of more excellent
In the implementation method of choosing, the epoxy resin can select to be glycidyl ether type epoxy resin.
The starch and the calcium oxide can be type commonly used in the art, for example, excellent in one kind of the invention
In the implementation method of choosing, in order that obtain it can preferably mix, the starch and the calcium oxide can be selected as particle diameter not
More than 0.5mm.
In order that mixing be more uniformly distributed, it is of the invention it is a kind of preferred embodiment in, the mixed process can set
It is set to stirring mixing.
The whipping process can be configured according to mode commonly used in the art, for example, in one kind of the invention
In preferred embodiment, mixing time can be set to 10-60min by the whipping process.
Present invention also offers a kind of bentonite adhesive according to obtained in preparation method described above.
Present invention also offers a kind of application of bentonite adhesive described above.
Below will the present invention will be described in detail by embodiment.In following examples, the bentonite powder is peaceful
The conventional commercial product of the earth mineral powder factory of county of township production, the bentonite powder is the routine of Ningxiang County the earth mineral powder factory production
Commercially available product, the phenolic resin is the phenolic resin that conventional commercial number-average molecular weight is 800, and the starch and the calcium oxide are
Conventional commercial product.
Embodiment 1
100g bentonites, 10g phenolic resin, 20g epoxy resin, 100g starch, 3g calcium oxide and 25g water are mixed rearmounted
10min is stirred in agitator, bentonite adhesive A1 is obtained.
Embodiment 2
100g bentonites, 20g phenolic resin, 40g epoxy resin, 200g starch, 7g calcium oxide and 40g water are mixed rearmounted
60min is stirred in agitator, bentonite adhesive A2 is obtained.
Embodiment 3
100g bentonites, 15g phenolic resin, 30g epoxy resin, 150g starch, 5g calcium oxide and 30g water are mixed rearmounted
30min is stirred in agitator, bentonite adhesive A3 is obtained.
Embodiment 4
Preparation method according to embodiment 1 is prepared, unlike, the consumption of the phenolic resin is 5g, the ring
The consumption of oxygen tree fat is 10g, and the consumption of the starch is 50g, and the consumption of the calcium oxide is 1g, and the consumption of the water is 15g,
Bentonite adhesive A4 is obtained.
Embodiment 5
Preparation method according to embodiment 2 is prepared, unlike, the consumption of the phenolic resin is 30g, the ring
The consumption of oxygen tree fat is 50g, and the consumption of the starch is 300g, and the consumption of the calcium oxide is 10g, and the consumption of the water is
60g, is obtained bentonite adhesive A5.
Comparative example 1
Preparation method according to embodiment 3 is prepared, unlike, the consumption of the phenolic resin is 2g, the ring
The consumption of oxygen tree fat is 5g, and the consumption of the starch is 20g, and the consumption of the calcium oxide is 0.5g, and the consumption of the water is 5g,
Bentonite adhesive D1 is obtained.
Comparative example 2
Preparation method according to embodiment 3 is prepared, unlike, the consumption of the phenolic resin is 50g, the ring
The consumption of oxygen tree fat is 80g, and the consumption of the starch is 500g, and the consumption of the calcium oxide is 20g, and the consumption of the water is
100g, is obtained bentonite adhesive D2.
Comparative example 3
Preparation method according to embodiment 3 is prepared, unlike, without bentonite, binding agent D3 is obtained.
Test case
Above-mentioned A1-A5 and D1-D3 are tested into its drying time respectively, while being bonded carton, its bonding strength is determined,
The result for obtaining is as shown in table 1.
Table 1
| Numbering | Drying time (min) | Bonding strength (MPa) |
| A1 | 9 | 2.54 |
| A2 | 11 | 2.63 |
| A3 | 12 | 2.56 |
| A4 | 23 | 1.25 |
| A5 | 21 | 1.22 |
| D1 | 32 | 0.63 |
| D2 | 35 | 0.65 |
| D3 | 40 | 0.55 |
It can be seen from Table 1 that, its drying time of binding agent obtained within the scope of the present invention is shorter, and bonding strength compared with
Height, but do not possess the good performance then in the outer obtained binding agent of the scope of the invention, in preferred scope of the present invention
The performance of obtained binding agent is more excellent.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited in above-mentioned implementation method
Detail, in range of the technology design of the invention, various simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy is no longer separately illustrated.
Additionally, can also be combined between a variety of implementation methods of the invention, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of preparation method of bentonite adhesive, it is characterised in that the preparation method includes：By bentonite, phenolic aldehyde tree
It is obtained after the mixing of fat, epoxy resin, starch, calcium oxide and water；Wherein,
Relative to the bentonite of 100 weight portions, the consumption of the phenolic resin is 5-30 weight portions, the epoxy resin
Consumption is 10-50 weight portions, and the consumption of the starch is 50-300 weight portions, and the consumption of the calcium oxide is 1-10 weight portions,
The consumption of the water is 15-60 weight portions.
2. preparation method according to claim 1, wherein, relative to the bentonite of 100 weight portions, the phenolic aldehyde tree
The consumption of fat is 10-20 weight portions, and the consumption of the epoxy resin is 20-40 weight portions, and the consumption of the starch is 100-200
Weight portion, the consumption of the calcium oxide is 3-7 weight portions, and the consumption of the water is 25-40 weight portions.
3. preparation method according to claim 1 and 2, wherein, the bentonitic particle diameter is not more than 0.5mm.
4. preparation method according to claim 1 and 2, wherein, the number-average molecular weight of the phenolic resin is 500-1000.
5. preparation method according to claim 1 and 2, wherein, the epoxy resin is glycidyl ether type epoxy resin.
6. preparation method according to claim 1 and 2, wherein, the particle diameter of the starch and the calcium oxide is not more than
0.5mm。
7. preparation method according to claim 1 and 2, wherein, the mixed process mixes for stirring.
8. preparation method according to claim 7, wherein, the mixing time of the whipping process is 10-60min.
9. bentonite adhesive obtained in the preparation method in a kind of 1-8 according to claim described in any one.
10. a kind of application of bentonite adhesive according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410850993.1A CN104559830B (en) | 2014-12-31 | 2014-12-31 | Bentonite adhesive and its preparation method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410850993.1A CN104559830B (en) | 2014-12-31 | 2014-12-31 | Bentonite adhesive and its preparation method and application |
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| Publication Number | Publication Date |
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| CN104559830A CN104559830A (en) | 2015-04-29 |
| CN104559830B true CN104559830B (en) | 2017-06-16 |
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| CN112358830B (en) * | 2020-11-03 | 2022-06-10 | 上海金山纸业有限公司 | Waterproof reinforced adhesive for corrugated paper |
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| CN101050342A (en) * | 2006-04-05 | 2007-10-10 | 张龙 | Method for preparing environmental protection type binder in use for wood processing |
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