CN108727647B - Preparation method of smoked sheet glue - Google Patents
Preparation method of smoked sheet glue Download PDFInfo
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- CN108727647B CN108727647B CN201810537096.3A CN201810537096A CN108727647B CN 108727647 B CN108727647 B CN 108727647B CN 201810537096 A CN201810537096 A CN 201810537096A CN 108727647 B CN108727647 B CN 108727647B
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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
- C08L7/00—Compositions of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
- C08J3/05—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from solid polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2307/00—Characterised by the use of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
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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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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Catching Or Destruction (AREA)
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Abstract
The invention provides a preparation method of tobacco flake glue, which comprises the following steps: putting the soaked and cleaned natural rubber into a smoking furnace, and carrying out sealed smoking to prepare smoked sheet rubber; the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke. Compared with the traditional process, the preparation method of the smoked sheet adhesive is environment-friendly and environment-friendly, avoids the pollution of the traditional process to the environment, obviously improves the tensile strength and the hot air aging performance of the prepared smoked sheet adhesive, improves the quality of the smoked sheet adhesive, has high economic benefit and is beneficial to popularization and application.
Description
Technical Field
The invention relates to the field of natural rubber, in particular to a preparation method of smoked sheet rubber.
Background
Smoked sheet rubber, abbreviated as RSS, a natural rubber commodity. The smoked sheet rubber is a brown rubber sheet with diamond-shaped patterns on the surface, which is prepared by taking fresh latex as a raw material through the processes of acid coagulation, tabletting, smoking and the like, and the smoked sheet rubber has good comprehensive performance due to the fact that creosote is brought in the smoked sheet and has anti-aging and anti-corrosion effects on rubber, and is the most important and largest variety of natural rubber. The smoked sheet glue has slight smoking smell and is amber. Slightly transparent, and has density of 0.90-0.93. At present, the traditional method for preparing smoked sheet glue can generate a large amount of waste smoke, has great pollution to the environment and basically has no production in China, the traditional smoked sheet glue is mainly produced in the country in southeast Asia, but the traditional smoking method directly leads the smoke to permeate the whole smoking room for smoking, the smoking flow is uncontrollable, the smoke concentration is uncontrollable, the smoking is inhomogeneous, the colloid amount of the smoked sheets in batches is inconsistent, and the performance stability of the smoked sheet glue is poor. Therefore, a smoking method is urgently needed to solve the technical problems.
Disclosure of Invention
Therefore, the invention provides a preparation method of tobacco flake glue, which is environment-friendly and has high product performance.
The technical scheme of the invention is realized as follows: a preparation method of smoked sheet glue comprises the following steps:
putting the soaked and cleaned natural rubber into a smoking furnace, and carrying out sealed smoking to prepare smoked sheet rubber; the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
Furthermore, the smoking temperature is 50-80 ℃, and the smoking time is 1-10 hours, so as to prepare the smoked sheet rubber.
Further, the smoking adopts a dense smoke mode to perform smoking.
Further, the smoke generator of the smoking furnace is an external wood particle smoke generator; and opening an air inlet valve of the smoke generator, wherein the wood particle stirring time is 4-6 seconds, and the pause time is 45-55 seconds, namely the dense smoke mode is obtained.
Furthermore, the rotating speed of a fan of the smoking furnace is 900r/min to 1000 r/min.
Furthermore, the smoke generator adopts dry wood particles which are striped wood particles, and the specification of the wood particles is (1.8-2.2) mm (4-6) mm (9-11) mm.
Furthermore, the smoking temperature is 60-70 ℃, and the time is 1-3 hours.
Further, the time for stirring the wood particles was 5 seconds, and the pause time was 50 seconds.
Furthermore, the fan blade rotating speed of the smoking furnace is 960 r/min.
Further, the wood grain specification is 2mm 5mm 10 mm.
Compared with the prior art, the invention has the beneficial effects that:
the natural rubber smoking device breaks through the traditional thought, the natural rubber is smoked by using the smoking kettle, the smoke volume can be controlled, the smoke with uniform density is provided, the smoking effect of the product is more consistent, and the product quality stability is better; moreover, the invention adopts a completely sealed smoking mode, improves the utilization rate of smoke, improves the smoking efficiency and avoids the environmental pollution in the smoking process of the traditional process; after smoking, the cigarette after will smoking is discharged into the pond and is absorbed, has avoided the polluted environment more, is soaking natural rubber with this partial cigarette that dissolves simultaneously, through above-mentioned cigarette water treatment back, further improves the gluey performance of smoked sheet, has reached the effect of environmental protection efficient. Not only improves the quality of the tobacco flake glue, but also improves the production efficiency.
In addition, compared with the tobacco sheet glue prepared by the traditional process, the tensile strength and the hot air aging performance of the tobacco sheet glue prepared by the invention are obviously improved, and the quality of the tobacco sheet glue is improved. In conclusion, the preparation method of the smoked sheet adhesive is environment-friendly, green and environment-friendly, avoids the pollution of the traditional process to the environment, has high product performance and good economic benefit, and is beneficial to popularization and application.
In addition, the invention adopts a dense smoke and low speed mode, and sets the smoking temperature and the smoking time, thereby further improving the smoking quality and the production efficiency.
Detailed Description
In order to better understand the technical content of the invention, specific examples are provided below to further illustrate the invention.
Example 1
A preparation method of smoked sheet glue comprises the following steps:
firstly, mixing natural fresh latex, adding water for dilution, filtering, adding acid for solidification, tabletting for dehydration, dripping and hanging tablets, and soaking and cleaning;
putting the soaked and cleaned natural rubber into a smoking furnace, wherein a smoke generator of the smoking furnace is an external wood particle smoke generator, the smoke generator adopts dry wood particles which are in strip shape, the specification of the wood particles is 1.8mm 4mm 9mm, an air inlet valve of the smoke generator is opened, air is introduced, the wood particles are stirred for 4 seconds, and the pause time is 45 seconds, so that the smoke generating mode is obtained; smoking in a dense smoke and low speed mode, wherein the rotating speed of a fan of a smoking furnace is 900r/min, the smoking temperature is 50 ℃, and the smoking is sealed and smoked for 10 hours to prepare smoked sheet glue;
the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
Example 2
A preparation method of smoked sheet glue comprises the following steps:
firstly, mixing natural fresh latex, adding water for dilution, filtering, adding acid for solidification, tabletting for dehydration, dripping and hanging tablets, and soaking and cleaning;
putting the soaked and cleaned natural rubber into a smoking furnace, wherein a smoke generator of the smoking furnace is an external wood particle smoke generator, the smoke generator adopts dry wood particles which are in strip and grain, the specification of the wood particles is 2.2mm 6mm 11mm, an air inlet valve of the smoke generator is opened, air is introduced, the wood particles are stirred for 6 seconds, and the pause time is 55 seconds, so that the smoke generating mode is obtained; smoking in a dense smoke and low speed mode, wherein the rotating speed of a fan of a smoking furnace is 1000r/min, the smoking temperature is 80 ℃, and the smoking is sealed and smoked for 1 hour to prepare smoked sheet glue;
the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
Example 3
A preparation method of smoked sheet glue comprises the following steps:
firstly, mixing natural fresh latex, adding water for dilution, filtering, adding acid for solidification, tabletting for dehydration, dripping and hanging tablets, and soaking and cleaning;
putting the soaked and cleaned natural rubber into a smoking furnace, wherein a smoke generator of the smoking furnace is an external wood particle smoke generator, the smoke generator adopts dry wood particles which are in strip shape, the specification of the wood particles is 2mm by 5mm by 10mm, an air inlet valve of the smoke generator is opened, air is introduced, the wood particles are stirred for 5 seconds, and the pause time is 50 seconds, so that the smoke generating mode is obtained; smoking in a dense smoke and low speed mode, wherein the rotating speed of a fan of a smoking furnace is 960r/min, the smoking temperature is 60 ℃, and the smoking is sealed and smoked for 3 hours to prepare smoked sheet glue;
the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
Example 4
A preparation method of smoked sheet glue comprises the following steps:
firstly, mixing natural fresh latex, adding water for dilution, filtering, adding acid for solidification, tabletting for dehydration, dripping and hanging tablets, and soaking and cleaning;
putting the soaked and cleaned natural rubber into a smoking furnace, wherein a smoke generator of the smoking furnace is an external wood particle smoke generator, the smoke generator adopts dry wood particles which are in strip shape, the specification of the wood particles is 2mm by 5mm by 10mm, an air inlet valve of the smoke generator is opened, air is introduced, the wood particles are stirred for 5 seconds, and the pause time is 50 seconds, so that the smoke generating mode is obtained; smoking in a dense smoke and low speed mode, wherein the rotating speed of a fan of a smoking furnace is 960r/min, the smoking temperature is 65 ℃, and the smoking is sealed for 1 hour to prepare smoked sheet glue;
the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
Example 5
A preparation method of smoked sheet glue comprises the following steps:
firstly, mixing natural fresh latex, adding water for dilution, filtering, adding acid for solidification, tabletting for dehydration, dripping and hanging tablets, and soaking and cleaning;
putting the soaked and cleaned natural rubber into a smoking furnace, wherein a smoke generator of the smoking furnace is an external wood particle smoke generator, the smoke generator adopts dry wood particles which are in strip shape, the specification of the wood particles is 2mm by 5mm by 10mm, an air inlet valve of the smoke generator is opened, air is introduced, the wood particles are stirred for 5 seconds, and the pause time is 50 seconds, so that the smoke generating mode is obtained; smoking in a dense smoke and low speed mode, wherein the rotating speed of a fan of a smoking furnace is 960r/min, the smoking temperature is 70 ℃, and the smoking is sealed for 2 hours to prepare smoked sheet glue;
the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
Example 6
This example differs from example 5 in that the smoking temperature is 90 ℃ and the smoking time is 1 hour.
Example 7
This example differs from example 5 in that the smoking temperature is 40 ℃ and the smoking time is 10 hours.
Example 8
The difference between the embodiment and embodiment 5 is that smoking is performed in a light smoke mode, an air inlet valve of a smoke generator is closed, wood particles are stirred for 2 seconds, and the pause time is 60 seconds, namely the light smoke mode is obtained; the smoking time is 10 hours.
The tobacco sheet rubber prepared in the embodiments 1-8 of the invention and the traditional process is subjected to mixing and then tested on tensile strength and hot air aging performance, and the mixing formula (quality) is as follows: 100 parts of smoked sheet adhesive, 6 parts of zinc oxide, 0.5 part of stearic acid, 0.5 part of accelerator M and 3.5 parts of sulfur; the vulcanization conditions are as follows: 140 ℃ for 25 min; wherein the tensile strength is tested according to GB/T528-2009; the hot air aging performance is tested according to the GB/T9871-2008 standard, and the test condition is 100 ℃ for 24 hours; the test results were as follows:
the results show that compared with Indonesia No. 1 tobacco sheet adhesive, the tobacco sheet adhesive prepared by the invention has obviously improved tensile strength and hot air aging performance, and the quality of the tobacco sheet adhesive is improved. Moreover, the preparation method of the smoked sheet adhesive is environment-friendly, green and environment-friendly, avoids the pollution of the traditional process to the environment, has high economic benefit and is more beneficial to popularization and application. Wherein, the smoked sheet glue prepared in the example 5 has the best performance and short smoking time, which shows that the process parameter is the optimal process; in addition, compared with the embodiment 5, the embodiment 6-7 sets the smoking temperature to be 50-80 ℃, so that the smoking quality is further improved, and the production efficiency is improved; example 8 compares with example 5, it is shown that the present invention further improves the smoking quality and production efficiency by smoking in a dense smoking mode.
In conclusion, the natural rubber smoking device breaks through the traditional thought, the natural rubber is smoked by using the smoking kettle, the smoking amount can be controlled, the smoke with uniform density is provided, the smoking effect of the product is more consistent, and the product quality stability is better; moreover, the invention adopts a completely sealed smoking mode, improves the utilization rate of smoke, improves the smoking efficiency and avoids the environmental pollution in the smoking process of the traditional process; after smoking, the cigarette after will smoking is discharged into the pond and is absorbed, has avoided the polluted environment more, is soaking natural rubber with this partial cigarette that dissolves simultaneously, through above-mentioned cigarette water treatment back, further improves the gluey performance of smoked sheet, has reached the effect of environmental protection efficient. Not only improves the quality of the tobacco flake glue, but also improves the production efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A preparation method of smoked sheet glue is characterized by comprising the following steps: the method comprises the following steps:
putting the soaked and cleaned natural rubber into a smoking furnace, and carrying out sealed smoking to prepare smoked sheet rubber; the smoke vent intercommunication of smoking stove has the pond, the pond is used for soaking and washs natural rubber, and its specific operation is: and (4) discharging the smoked smoke into water in the water tank from the smoke outlet, and soaking and cleaning the natural rubber by using the water after absorbing the smoke.
2. The method for preparing a smoked sheet adhesive as claimed in claim 1, which is characterized in that: smoking temperature is 50-80 ℃, and smoking time is 1-10 hours, so as to prepare the smoked sheet glue.
3. The method for preparing a smoked sheet adhesive as claimed in claim 2, which is characterized in that: the smoking adopts a dense smoke mode to smoke; the smoke generator of the smoking furnace is an external wood particle smoke generator; and opening an air inlet valve of the smoke generator, wherein the wood particle stirring time is 4-6 seconds, and the pause time is 45-55 seconds, namely the dense smoke mode is obtained.
4. A method of preparing a smoked sheet adhesive according to any one of claims 1 to 3, characterized in that: the rotating speed of a fan of the smoking furnace is 900 r/min-1000 r/min.
5. The method for preparing a smoked sheet adhesive as claimed in claim 3, which is characterized in that: the smoke generator adopts dry wood particles which are stripe wood particles, and the specification of the wood particles is (1.8-2.2) mm (4-6) mm (9-11) mm.
6. The method for preparing a smoked sheet adhesive as claimed in claim 2, which is characterized in that: the smoking temperature is 60-70 ℃, and the time is 1-3 hours.
7. The method for preparing a smoked sheet adhesive as claimed in claim 3, which is characterized in that: the wood particles were stirred for 5 seconds and the dwell time was 50 seconds.
8. The method for preparing a smoked sheet adhesive according to claim 4, which is characterized by comprising the following steps: the fan blade rotating speed of the smoking furnace is 960 r/min.
9. The method for preparing a smoked sheet adhesive as claimed in claim 5, wherein the method comprises the following steps: the wood grain specification is 2mm 5mm 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810537096.3A CN108727647B (en) | 2018-05-30 | 2018-05-30 | Preparation method of smoked sheet glue |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810537096.3A CN108727647B (en) | 2018-05-30 | 2018-05-30 | Preparation method of smoked sheet glue |
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| CN108727647A CN108727647A (en) | 2018-11-02 |
| CN108727647B true CN108727647B (en) | 2020-05-19 |
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| CN201810537096.3A Active CN108727647B (en) | 2018-05-30 | 2018-05-30 | Preparation method of smoked sheet glue |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004029148A1 (en) * | 2002-09-24 | 2004-04-08 | Balai Penelitian Sembawa | The use of liquid smoke for natural rubber processing |
| JP2012149145A (en) * | 2011-01-18 | 2012-08-09 | Sumitomo Rubber Ind Ltd | Method of producing natural rubber, rubber composition for tire, and pneumatic tire |
| CN206989671U (en) * | 2017-07-18 | 2018-02-09 | 中国热带农业科学院农产品加工研究所 | A kind of automatic smoke generating means for rubber smoked sheet production |
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2018
- 2018-05-30 CN CN201810537096.3A patent/CN108727647B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004029148A1 (en) * | 2002-09-24 | 2004-04-08 | Balai Penelitian Sembawa | The use of liquid smoke for natural rubber processing |
| JP2012149145A (en) * | 2011-01-18 | 2012-08-09 | Sumitomo Rubber Ind Ltd | Method of producing natural rubber, rubber composition for tire, and pneumatic tire |
| CN206989671U (en) * | 2017-07-18 | 2018-02-09 | 中国热带农业科学院农产品加工研究所 | A kind of automatic smoke generating means for rubber smoked sheet production |
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| CN108727647A (en) | 2018-11-02 |
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