CN110540688A - Method for preparing rubber brick by regenerating environment-friendly water glue and waste rubber - Google Patents
Method for preparing rubber brick by regenerating environment-friendly water glue and waste rubber Download PDFInfo
- Publication number
- CN110540688A CN110540688A CN201810528337.8A CN201810528337A CN110540688A CN 110540688 A CN110540688 A CN 110540688A CN 201810528337 A CN201810528337 A CN 201810528337A CN 110540688 A CN110540688 A CN 110540688A
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- CN
- China
- Prior art keywords
- rubber
- environment
- friendly water
- brick
- particles
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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.)
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Classifications
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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
- C08L17/00—Compositions of reclaimed rubber
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/18—Pavings made of prefabricated single units made of rubber units
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
- C08L2207/24—Recycled plastic recycling of old tyres and caoutchouc and addition of caoutchouc particles
Abstract
The invention discloses a preparation method of a rubber brick, which takes waste rubber as a raw material and can effectively solve the problem of recycling the waste rubber. The waste rubber is crushed by a mechanical mode to become rubber particles, is matched with environment-friendly glue, and is molded by a heating and pressurizing mode after being uniformly stirred. The waste rubber is used as a raw material, and the prepared rubber brick has the characteristics of attractive appearance, skid resistance, high elasticity and the like, is low in cost and long in service life, has a wide market prospect, saves resources, protects the environment and improves the economic value of the waste rubber.
Description
The technical field is as follows:
The invention relates to a method for preparing a rubber brick based on waste rubber as a raw material, and also relates to a method for preparing an environment-friendly water gel based on waste plastics.
Background art:
at present, the ground of sidewalks, bicycle lanes, amusement parks and the like is generally paved with bricks made of cement materials or asphalt-paved asphalt pavements, and the road tooth bricks, blind road bricks and tree maintenance bricks are mainly made of stone materials or cement concrete materials, although the materials are widely applied to road and pavement decoration in the past decades, the road and pavement decoration are all made of rigid materials, on one hand, the road is difficult to avoid damage caused by falling, smashing, collision and bumping during use, the pressure resistance is poor, the service life is greatly shortened, on the other hand, the pavement paved by the rigid materials is hard and inelastic, and people can feel uncomfortable after long walking time, so that the body health is affected. It is therefore imperative to find a comfortable, durable alternative.
with the rapid development of the automobile industry, a large amount of waste tires are produced every day, and as the waste rubber used as a ground decoration material has certain elasticity, can improve the skid resistance, has good attractiveness and comfort, and can be widely used as a good high-polymer environment-friendly material for replacing the existing cement concrete and stone at home and abroad. Rubber as a thermosetting material cannot be directly cast into a desired product shape by heating like a plastic product made of a thermoplastic material, the processing is relatively difficult, and researches on preparing a rubber brick by using waste rubber as a raw material have been reported, for example, a Chinese patent (patent No. 01278118.5) has reported that waste rubber tires are crushed into rubber fine particles, rubber coarse particles and a small amount of granular concrete are added, and a polyurethane adhesive is used as an adhesive for firmly bonding the components together, but the process for preparing the rubber brick by the technology is complicated, and the manufacturing cost of the rubber brick is increased by using the polyester adhesive.
The invention content is as follows:
1. The invention provides a method for preparing a high-strength rubber brick. The rubber brick is composed of environment-friendly water gel and a base material, wherein the environment-friendly water gel is plastic particle emulsion, and is prepared by crushing recyclable plastic into superfine particles, mixing the superfine particles with other substances, and adding the mixture into boiling water.
The base material is rubber particles prepared by mechanically crushing waste tires, waste rubber tubes, leftover materials and other waste rubbers in the rubber production process.
2. The method comprises the following steps: under the vacuum sealing condition, the recyclable plastic is heated and melted and added into the base emulsion to form the environment-friendly water gel.
The recyclable plastic is nylon, polyethylene, polypropylene, polyester or a combination thereof.
The recyclable plastic in the emulsion is nylon, particularly nylon-6.
The recyclable plastic in the emulsion is recycled plastic.
The base emulsion is composed of nylon-6 and other basic components, wherein the basic components comprise caprolactam, methyl ethyl ketone peroxide, triallyl cyanurate, water-soluble wax, polyethylene and acid (such as battery water, sulfuric acid and hydrochloric acid).
The base emulsion prepared by the base component is prepared by heating the base component above the melting temperature of the plastic and sprinkling the plastic powder into the base component.
The preparation of the environment-friendly water gel is to mix heated plastic with substrate emulsion, add the mixture into boiling water, and take the emulsion formed in an emulsifying machine as the environment-friendly water gel.
The preparation of the rubber brick is that rubber particles and environment-friendly water gel are mixed and then are molded by a mold and heated and pressurized.
3. The method for preparing the rubber brick by using the waste concrete comprises the following three steps: (1) crushing the waste rubber in a crusher to obtain regenerated rubber particles; (2) placing the regenerated rubber particles and the environment-friendly water gel into a mixing roll for blending; (3) molding in a mold through a calender or an extruder under the conditions of heating and pressurizing, reducing the temperature to be below the melting point of the plastic, and forming a closely-packed and tightly-combined structure after solidification.
When the die is formed, the use temperature is 140-.
The rubber brick has the characteristics of firmness, durability, skid resistance, high elasticity and the like, can be used as a substitute of stone and concrete bricks of the traditional brick, is particularly suitable for being laid on sidewalks, bicycle tracks, indoor playgrounds, playgrounds and residential fitness and entertainment places, and can also be laid on road surfaces as curbstone bricks, blind road bricks, tree maintenance bricks and the like.
4. The invention provides a preparation method of a rubber brick, which comprises regenerated rubber particles and environment-friendly water cement, wherein the environment-friendly water cement is emulsion containing plastic particles, and the mass fraction of the plastic particles in the rubber brick is less than or equal to 10%.
The mass fraction of the plastic in the rubber brick is 1-5%.
The mass fraction of the environment-friendly water gel in the rubber brick is 5-20%.
The regenerated rubber particles are particles obtained by crushing waste rubber.
The plastic in the environment-friendly water gel is recyclable plastic such as nylon and the like.
The environment-friendly water gel in-emulsion is a mixture of the following substances: (1) methylisothiaimidazolone or methylisothiazolinone; (2) polyethylene, polypropylene, nylon, PVC, expanded polystyrene or acryl; (3) paraffin oil; (4) and (3) water.
The environment-friendly water gel is an emulsion formed by polyethylene, paraffin oil and water.
The environment-friendly water gel is a mixture of methylisothiamidazolidone or methylisothiazolinone, nylon, PVC, foamed polystyrene, polypropylene, acrylic, paraffin oil and water.
The preparation method of the plastic-based environment-friendly water gel comprises the following steps: (1) mixing methylisothiaimidazolone and/or methylisothiazolinone with paraffin oil; (2) melt-adding a plastic to the mixture; (3) and (3) adding the mixture formed in the step (2) into boiling water, and cooling to room temperature for a certain time to obtain the environment-friendly water gel.
In conclusion, the invention provides a preparation method of a rubber brick, which comprises the steps that the base material is recycled plastic particles, the recyclable plastic-based environment-friendly water gel is formed, and the plastic particles are dispersed in the internal structure of recycled aggregate.
Description of the drawings:
FIG. 1 is a schematic view of the structure of the rubber brick of the present invention.
The specific implementation mode is as follows:
The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1.
Step one, 40mL of methylisothiamidazolidone and 20mL of liquid paraffin are measured and mixed.
Step two, 1kg of granular or powdered polyethylene and 150g of talc are added to the solution of step one.
And step three, adding the solution into a vacuum sealed melting barrel, and rapidly heating the solution to the melting temperature of the thermoplastic plastics by microwave heating, wherein the required temperature is 160-180 ℃.
Step four, transferring the hot solution containing the polymer material to an emulsifying machine containing 40L of boiling water. Emulsifying for 4 hours by an emulsifying machine, and gradually cooling to obtain the final white environment-friendly water gel.
Example 2.
Step one, weighing 100 kg of regenerated rubber particles, adding 6 kg of the environment-friendly water gel prepared in the example 1, and mixing and stirring uniformly.
And step two, adding the mixture in the step one into a mold, and performing extrusion molding at the temperature of 140-200 ℃ and the pressure of 2-10 Mpa.
And step three, cooling to the melting point of the plastic at room temperature, and solidifying to finally obtain the rubber brick.
Example 3.
Step one, weighing 100 kg of regenerated rubber particles, adding 10 kg of the environment-friendly water gel prepared in the example 1, and mixing and stirring uniformly.
And step two, adding the mixture in the step one into a mold, and performing extrusion molding at the temperature of 140-200 ℃ and the pressure of 2-10 Mpa.
and step three, cooling to the melting point of the plastic at room temperature, and solidifying to finally obtain the rubber brick.
Example 4.
Step one, 40mL of formalin and 20mL of liquid paraffin oil are measured and mixed.
And step two, adding 1kg of granular or powdery nylon and 150g of talcum powder into the solution.
And step three, adding the solution into a vacuum sealed melting barrel, and rapidly raising the temperature in the barrel to the melting temperature of the thermoplastic plastics of more than 300 ℃ by microwave heating.
Step four, transferring the hot solution containing the polymer material to an emulsifying machine containing 40L of boiling water. Emulsifying for 4 hours by an emulsifying machine, and gradually cooling to obtain the final white glue emulsion.
Example 5.
Step one, weighing 100 kg of regenerated rubber particles, adding 6 kg of the environment-friendly water gel prepared in the example 4, and mixing and stirring uniformly.
And step two, adding the mixture in the step one into a mold, and performing extrusion molding at the temperature of 140-200 ℃ and the pressure of 2-10 Mpa.
And step three, cooling to the melting point of the plastic at room temperature, and solidifying to finally obtain the rubber brick.
Example 6.
Step one, weighing 100 kg of regenerated rubber particles, adding 10 kg of the environment-friendly water gel prepared in the example 4, and mixing and stirring uniformly.
And step two, adding the mixture in the step one into a mold, and performing extrusion molding at the temperature of 140-200 ℃ and the pressure of 2-10 Mpa.
And step three, cooling to the melting point of the plastic at room temperature, and solidifying to finally obtain the rubber brick.
Example 7.
In step one, 40mL of caprolactam and 20mL of liquid paraffin oil are measured and mixed.
Step two, 1kg of granular or powdered polyethylene and 150g of talc are added to the solution.
And step three, adding the solution into a vacuum sealed melting barrel, and rapidly heating the solution to the melting temperature of the thermoplastic plastics by microwave heating, wherein the required temperature is 160-180 ℃.
Step four, transferring the hot solution containing the polymer material to an emulsifying machine containing 40L of boiling water. Emulsifying for 4 hours by an emulsifying machine, and gradually cooling to obtain the final white glue emulsion.
Example 8.
Step one, weighing 100 kg of regenerated rubber particles, adding 6 kg of the environment-friendly water gel prepared in example 7, and mixing and stirring uniformly.
And step two, adding the mixture in the step one into a mold, and performing extrusion molding at the temperature of 140-200 ℃ and the pressure of 2-10 Mpa.
And step three, cooling to the melting point of the plastic at room temperature, and solidifying to finally obtain the rubber brick.
Example 9.
Step one, weighing 100 kg of regenerated rubber particles, adding 10 kg of the environment-friendly water gel prepared in the example 7, and mixing and stirring uniformly.
And step two, adding the mixture in the step one into a mold, and performing extrusion molding at the temperature of 140-200 ℃ and the pressure of 2-10 Mpa.
And step three, cooling to the melting point of the plastic at room temperature, and solidifying to finally obtain the rubber brick.
Claims (9)
1. A rubber brick is characterized by comprising the following components: the rubber particle and the environment-friendly water gel comprise the following raw materials in parts by weight: 100 parts of rubber particles and 4-20 parts of environment-friendly water gel.
2. The rubber brick of claim 1, wherein the rubber particles are particles of crushed waste rubber.
3. The rubber brick of claim 1, wherein the environmentally friendly water-based adhesive is formed by mixing waste plastic particles and a base emulsion.
4. The environment-friendly water gel according to claim 3, wherein the waste plastic is recycled nylon, polyethylene, polypropylene, polyester or a combination thereof.
5. the environmental protection type glue of claim 1 or 3, wherein the base emulsion is nylon-6, caprolactam, methyl ethyl ketone peroxide, triallyl cyanurate, water-soluble wax, polyethylene, or acid (such as battery water, sulfuric acid, or hydrochloric acid).
6. the environment-friendly water gel according to claims 1 and 3, characterized in that water is used as a solvent to prepare the gel.
7. A rubber brick according to claim 1 or 3, characterized in that the mass fraction of said plastic particles is 10% or less.
8. The rubber brick according to claim 1 or 3, wherein the mass fraction of the environment-friendly water gel is 5-20%.
9. The rubber brick of claim 1 is strong, durable, anti-skid, elastic, and can be used as a substitute for stone and concrete bricks of conventional bricks, especially suitable for being laid on sidewalks, bicycle tracks, indoor playgrounds, amusement parks, and residential fitness and entertainment places, and can be laid on road surfaces as curb bricks, sidewalk bricks, tree maintenance bricks, etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810528337.8A CN110540688A (en) | 2018-05-29 | 2018-05-29 | Method for preparing rubber brick by regenerating environment-friendly water glue and waste rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810528337.8A CN110540688A (en) | 2018-05-29 | 2018-05-29 | Method for preparing rubber brick by regenerating environment-friendly water glue and waste rubber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110540688A true CN110540688A (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810528337.8A Pending CN110540688A (en) | 2018-05-29 | 2018-05-29 | Method for preparing rubber brick by regenerating environment-friendly water glue and waste rubber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111019207A (en) * | 2018-10-10 | 2020-04-17 | 临沂斯科瑞聚氨酯材料有限公司 | Method for preparing rubber floor mat based on environment-friendly water glue and waste rubber regeneration |
| CN114507386A (en) * | 2022-03-30 | 2022-05-17 | 江苏森海管业有限公司 | HDPE reclaimed material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040076820A1 (en) * | 2000-11-23 | 2004-04-22 | Hodgson Thomas Clarence | Composite products |
| CN101204839A (en) * | 2006-12-22 | 2008-06-25 | 厉留柱 | Discarded high foaming plastics regeneration pelleting process |
| CN104805995A (en) * | 2015-04-27 | 2015-07-29 | 安徽美祥实业有限公司 | Production process of rubber floorboard |
-
2018
- 2018-05-29 CN CN201810528337.8A patent/CN110540688A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040076820A1 (en) * | 2000-11-23 | 2004-04-22 | Hodgson Thomas Clarence | Composite products |
| CN101204839A (en) * | 2006-12-22 | 2008-06-25 | 厉留柱 | Discarded high foaming plastics regeneration pelleting process |
| CN104805995A (en) * | 2015-04-27 | 2015-07-29 | 安徽美祥实业有限公司 | Production process of rubber floorboard |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111019207A (en) * | 2018-10-10 | 2020-04-17 | 临沂斯科瑞聚氨酯材料有限公司 | Method for preparing rubber floor mat based on environment-friendly water glue and waste rubber regeneration |
| CN114507386A (en) * | 2022-03-30 | 2022-05-17 | 江苏森海管业有限公司 | HDPE reclaimed material and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 276100 Xinyuan Road, Tancheng County Economic Development Zone, Linyi, Shandong Province, No. 7 Applicant after: Skorer new material technology (Shandong) Co.,Ltd. Address before: 1501, Jincheng center, building 22, Fangzhuang Qunyuan District 4, Fengtai District, Beijing 100078 Applicant before: BEIJING SIKERUI NEW MATERIALS TECHNOLOGY Co.,Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191206 |