CN112354485A - Dissolving agent for granulation glue, granulation glue and application of granulation glue - Google Patents
Dissolving agent for granulation glue, granulation glue and application of granulation glue Download PDFInfo
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- CN112354485A CN112354485A CN202011250504.0A CN202011250504A CN112354485A CN 112354485 A CN112354485 A CN 112354485A CN 202011250504 A CN202011250504 A CN 202011250504A CN 112354485 A CN112354485 A CN 112354485A
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- China
- Prior art keywords
- granulation
- glue
- agent
- granulating
- dissolving agent
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000005469 granulation Methods 0.000 title claims abstract description 67
- 230000003179 granulation Effects 0.000 title claims abstract description 67
- 239000003292 glue Substances 0.000 title claims abstract description 62
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 54
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 57
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000003979 granulating agent Substances 0.000 claims abstract description 35
- 238000002360 preparation method Methods 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000010432 diamond Substances 0.000 claims abstract description 7
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 7
- 238000004090 dissolution Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 22
- 238000003756 stirring Methods 0.000 description 20
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 239000002904 solvent Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 6
- 239000010977 jade Substances 0.000 description 5
- 235000015110 jellies Nutrition 0.000 description 5
- 239000008274 jelly Substances 0.000 description 5
- 238000005303 weighing Methods 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 230000002101 lytic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000957 no side effect Toxicity 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/28—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using special binding agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Preparation (AREA)
Abstract
The application relates to the technical field of diamond saw blade production, and specifically discloses a dissolving agent for granulation glue, the granulation glue and application of the granulation glue. A dissolution agent for a granulation gum comprises ethyl acetate and ethanol; it has the advantages of low cost, good solubility to granulating agent and little pollution to environment. Also discloses a granulation adhesive, which is prepared from the following raw materials in parts by weight: 1-10 parts of granulating agent; 10-40 parts of a dissolving agent, wherein the dissolving agent is the dissolving agent provided by the application. The application also provides the application of the granulating glue, which is applied to a granulating procedure in the preparation process of the diamond saw blade.
Description
Technical Field
The application relates to the technical field of diamond saw blade production, in particular to a dissolving agent for granulation glue, the granulation glue and application of the granulation glue.
Background
The production process of the diamond saw blade comprises the processes of milling, mixing, granulating, cold pressing, sintering, edging, spraying and the like. In the granulation process, a granulation glue is often used. The granulation process is that the ground powder is dried and added with granulation glue to prepare granules with good fluidity and the grain diameter of about 0.1 mm. The granulation glue generally used should meet the following requirements: sufficient tackiness is required to ensure good moldability and strong mechanical strength of the resulting granules.
In the related technology, acetone is often used in a solvent in the granulation glue, and is a national regulated chemical, so that the acetone is not easy to purchase and has higher cost; acetone has certain toxicity and aromatic odor, and acetone poisoning is easily caused when the odor is inhaled into a human body.
In view of the above-mentioned related art, the inventors of the present invention have considered that acetone as a solvent in the granulation step has disadvantages of high cost and high toxicity.
Disclosure of Invention
In order to reduce the cost and toxicity of the dissolution agent, the present application provides a dissolution agent for granulation gums, a granulation gum and the use of a granulation gum.
The application that a dissolving agent, granulation glue and granulation glue for granulation glue that this application provided adopts following technical scheme:
in a first aspect, the present application provides a dissolution agent, which adopts the following technical scheme:
a dissolving agent for granulation glue comprises ethyl acetate and ethanol.
By adopting the technical scheme, the solvent adopts ethyl acetate and ethanol, the ethyl acetate has excellent solubility and volatile type, the ethyl acetate has certain fruity wine fragrance and no pungent smell relative to acetone, and the addition of the ethyl acetate does not bring stimulation of irritant gas to a human body in the operation process; in addition, the cost of the ethyl acetate is low, and the raw materials are easily bought. The ethanol has good volatility, is convenient for solvent volatilization after the granulation glue is dissolved by the ethanol, is used as a common solvent, has wide application range in the market and has no side effect. Therefore, the dissolving agent has the effects of low cost and small toxic and side effects.
Optionally, the volume ratio of the ethanol to the ethyl acetate is (1-10) to 1.
By adopting the technical scheme, the dissolvant prepared by the ethanol and the ethyl acetate has better dissolubility to the granulation glue under the formula.
Optionally, the volume ratio of the ethanol to the ethyl acetate is (2-8) to 1.
By adopting the technical scheme, the proportioning range is reduced, and the prepared dissolving agent has better solubility to the granulation glue.
In a second aspect, the present application provides a granulation glue, which adopts the following technical scheme:
the granulation glue is characterized by comprising the following raw materials in parts by weight:
1-10 parts of granulating agent;
10-40 parts of a dissolving agent;
wherein the dissolving agent is any one of the dissolving agents described above.
By adopting the technical scheme, the granulation glue comprises the granulating agent and the dissolving agent, the granulating agent is dissolved in the dissolving agent to prepare the granulation glue, and if the adding amount of the dissolving agent is too much, the granulation glue is not beneficial to granule forming; the addition amount of the dissolving agent is too small, the viscosity of the prepared granulation glue is too high, and the solvent is easy to volatilize, so that the particles are not uniform.
Optionally, 2-6 parts of granulating agent; 15-25 parts of a dissolving agent.
By adopting the technical scheme, the prepared granulating glue has the best basic performance under the conditions of the granulator and the dissolving agent in the proportion.
Optionally, the type of the granulating agent is WS 120.
Optionally, the ethanol is absolute ethanol.
In a third aspect, the present application provides an application of a granulation glue, which adopts the following technical scheme:
an application of a granulation glue, which is used in a granulation procedure in a diamond saw blade preparation process.
In summary, the present application has the following beneficial effects:
1. because the dissolving agent adopted by the method is ethyl acetate and ethanol, the existing acetone and isopropanol are replaced, the dissolving agent is low in cost and easy to obtain, and the prepared dissolving agent has better solubility on the granulation glue.
2. The preferable dissolving agent in this application replaces the granulation glue that isopropanol and acetone made, has and slightly good with the granulation glue that isopropanol and acetone made, and volatilize more easily, has reduced the pollution of organic solvent to the environment, has reduced the manufacturing cost that the granulation was glued.
Detailed Description
The present application will be described in further detail with reference to examples.
Preparation of the lytic reagent
Preparation example 1
A dissolving agent, comprising the following preparation steps:
and (3) putting 100mL of ethyl acetate into a container a, adding 1000mL of ethanol into the container a, and stirring uniformly after the addition is finished to prepare the dissolving agent for the granulation glue.
Preparation example 2
A dissolving agent, comprising the following preparation steps:
and (3) putting 100mL of ethyl acetate into a container a, adding 800mL of ethanol into the container a, and stirring uniformly after the addition is finished to prepare the dissolving agent for the granulation glue.
Preparation example 3
A dissolving agent, comprising the following preparation steps:
and (3) putting 100mL of ethyl acetate into a container a, adding 500mL of ethanol into the container a, and stirring uniformly after the addition is finished to prepare the dissolving agent for the granulation glue.
Preparation example 4
A dissolving agent, comprising the following preparation steps:
and (3) putting 100mL of ethyl acetate into a container a, adding 200mL of ethanol into the container a, and stirring uniformly after the addition is finished to prepare the dissolving agent for the granulation glue.
Preparation example 5
A dissolving agent, comprising the following preparation steps:
and (3) putting 100mL of ethyl acetate into a container a, adding 100mL of ethanol into the container a, and stirring uniformly after the addition is finished to prepare the dissolving agent for the granulation glue.
Examples
Example 1
A granulation glue, comprising the following preparation steps:
10kg of the dissolving agent prepared in preparation example 1 was taken and added to a container b;
weighing 1kg of granulating agent, equally dividing the granulating agent into three parts, namely a first part, a second part and a third part, adding the first part into a container b, continuously stirring in the adding process, adding the second part of granulating agent after uniformly stirring, adding the third part of granulating agent, stirring into transparent jelly, and preparing into granulating glue;
wherein the type of the granulating agent is WS120, which is purchased from Nanjing purple jade crown billows chemical materials Co.
Example 2
A granulation glue, comprising the following preparation steps:
15kg of the dissolving agent prepared in preparation example 1 was taken and added to a container b;
weighing 2kg of granulating agent, equally dividing the granulating agent into three parts, namely a first part, a second part and a third part, adding the first part into a container b, continuously stirring in the adding process, adding the second part of granulating agent after uniformly stirring, adding the third part of granulating agent, stirring into transparent jelly, and preparing into granulating glue;
wherein the type of the granulating agent is WS120, which is purchased from Nanjing purple jade crown billows chemical materials Co.
Example 3
A granulation glue, comprising the following preparation steps:
20kg of the dissolving agent prepared in preparation example 1 was taken and added to a container b;
weighing 5kg of granulating agent, equally dividing the granulating agent into three parts, namely a first part, a second part and a third part, adding the first part into a container b, continuously stirring in the adding process, adding the second part of granulating agent after uniformly stirring, adding the third part of granulating agent, stirring into transparent jelly, and preparing into granulating glue;
wherein the type of the granulating agent is WS120, which is purchased from Nanjing purple jade crown billows chemical materials Co.
Example 4
A granulation glue, comprising the following preparation steps:
25kg of the dissolving agent prepared in preparation example 1 was taken and added to a container b;
weighing 6kg of granulating agent, equally dividing the granulating agent into three parts, namely a first part, a second part and a third part, adding the first part into a container b, continuously stirring in the adding process, adding the second part of granulating agent after uniformly stirring, adding the third part of granulating agent, stirring into transparent jelly, and preparing into granulating glue;
wherein the type of the granulating agent is WS120, which is purchased from Nanjing purple jade crown billows chemical materials Co.
Example 5
A granulation glue, comprising the following preparation steps:
40kg of the dissolving agent prepared in preparation example 1 was taken and added to a container b;
weighing 10kg of granulating agent, equally dividing the granulating agent into three parts, namely a first part, a second part and a third part, adding the first part into a container b, continuously stirring in the adding process, adding the second part of granulating agent after uniformly stirring, adding the third part of granulating agent, stirring into transparent jelly, and preparing into granulating glue;
wherein the type of the granulating agent is WS120, which is purchased from Nanjing purple jade crown billows chemical materials Co.
Examples 6 to 9
Examples 6-9 differ from example 3 in that: the granulation gel obtained by using the same amount of the dissolving agent prepared in preparation examples 2 to 5 was used instead of the dissolving agent prepared in preparation example 1.
Comparative example
Comparative example 1
Comparative example 1 differs from example 1 in that: the dissolving agent is prepared from isopropanol and acetone, and the volume ratio of the isopropanol to the acetone is 4: 1.
Application example
Application example 1
The granulating glue is applied to the granulating process of the diamond saw blade.
Performance test
Detection method
Quick-drying time: taking 10 100mL low-density polyethylene bottles, and adding 20g of the granulation glue samples prepared in the examples 1-9 and the comparative example 1 respectively;
and (3) respectively placing 10 of the granules in an environment at 50 ℃ for volatilization until the time required by thickening or solidification of the granulated glue type sample is obtained, and recording the time, wherein the specific data are shown in table 1.
Viscosity: the granulated rubber samples prepared in examples 1 to 9 and comparative example 1 were measured by a TP725 full-automatic kinematic viscometer, respectively.
Shear strength: the granulation gels prepared in examples 1-9 and comparative example 1 of the present application were added to an iron-based base material, respectively, and mixed thoroughly by mechanical agitation. Kneading and screening in a granulator to make the iron powder mutually bonded into average particle size
The particles with about 40 meshes are dried, the prepared particles are tested for the shear strength, GB/T-7124-2008 'determination of the tensile shear strength of the adhesive', and the specific data are shown in Table 1.
TABLE 1 comprehensive Performance testing of granulation gums prepared in examples 1-9 and comparative example 1
As can be seen by combining examples 1-9, comparative example 1 and table 1, the properties of viscosity and shear strength of the granulated gums prepared in examples 1-9 are comparable to those of the granulated gum prepared in comparative example 1, but the quick-drying time of the granulated gums prepared in examples 1-9 is significantly shorter than that of the granulated gum prepared in comparative example 1, that is, the replacement of the solvent during the preparation of the granulated gum can further accelerate the curing speed of the granulated gum and reduce the solvent drying time.
The combination of examples 1-5 resulted in the best performance of the granulators prepared in the ratios of examples 3 and 4.
The best performance, obtained by combining example 3 and examples 6-9, is the best performance of the granulation gum prepared with the dissolution agent prepared in preparation 4.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (8)
1. A dissolving agent for granulation glue is characterized by comprising ethyl acetate and ethanol.
2. A dissolution agent for a granulation glue as defined in claim 1, wherein: the volume ratio of the ethanol to the ethyl acetate is (1-10) to 1.
3. A dissolution agent for a granulation glue as defined in claim 1, wherein: the volume ratio of the ethanol to the ethyl acetate is (2-8) to 1.
4. The granulation glue is characterized by comprising the following raw materials in parts by weight:
1-10 parts of granulating agent;
10-40 parts of a dissolving agent;
wherein the dissolving agent is the dissolving agent according to any one of claims 1 to 3.
5. A granulation glue according to claim 4, characterized in that: 2-6 parts of a granulating agent; 15-25 parts of a dissolving agent.
6. A granulation glue according to claim 4, characterized in that: the model of the granulating agent is WS 120.
7. A granulation glue according to claim 4, characterized in that: the ethanol is absolute ethanol.
8. Use of the granulation glue of claim 4, characterized in that: the method is applied to the granulating process in the preparation process of the diamond saw blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011250504.0A CN112354485A (en) | 2020-11-11 | 2020-11-11 | Dissolving agent for granulation glue, granulation glue and application of granulation glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011250504.0A CN112354485A (en) | 2020-11-11 | 2020-11-11 | Dissolving agent for granulation glue, granulation glue and application of granulation glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112354485A true CN112354485A (en) | 2021-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011250504.0A Pending CN112354485A (en) | 2020-11-11 | 2020-11-11 | Dissolving agent for granulation glue, granulation glue and application of granulation glue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112354485A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE691192A (en) * | 1965-12-14 | 1967-05-16 | ||
| CN1686641A (en) * | 2005-01-15 | 2005-10-26 | 曲云霄 | Diamond multicrystal group, segment block made of multicrystal group and their manufacturing method |
| CN106756648A (en) * | 2016-11-29 | 2017-05-31 | 北京安泰钢研超硬材料制品有限责任公司 | Diamond bit composition of rod and preparation method thereof is drawn for sapphire |
| CN111069589A (en) * | 2019-12-23 | 2020-04-28 | 东睦新材料集团股份有限公司 | Preparation method of granulation powder for aluminum alloy, aluminum alloy and preparation method of aluminum alloy |
-
2020
- 2020-11-11 CN CN202011250504.0A patent/CN112354485A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE691192A (en) * | 1965-12-14 | 1967-05-16 | ||
| CN1686641A (en) * | 2005-01-15 | 2005-10-26 | 曲云霄 | Diamond multicrystal group, segment block made of multicrystal group and their manufacturing method |
| CN106756648A (en) * | 2016-11-29 | 2017-05-31 | 北京安泰钢研超硬材料制品有限责任公司 | Diamond bit composition of rod and preparation method thereof is drawn for sapphire |
| CN111069589A (en) * | 2019-12-23 | 2020-04-28 | 东睦新材料集团股份有限公司 | Preparation method of granulation powder for aluminum alloy, aluminum alloy and preparation method of aluminum alloy |
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Application publication date: 20210212 |