CN106976175A - A kind of preparation method of heat insulating material - Google Patents
A kind of preparation method of heat insulating material Download PDFInfo
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- CN106976175A CN106976175A CN201710228901.XA CN201710228901A CN106976175A CN 106976175 A CN106976175 A CN 106976175A CN 201710228901 A CN201710228901 A CN 201710228901A CN 106976175 A CN106976175 A CN 106976175A
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- Prior art keywords
- preparation
- heat insulating
- insulating material
- banburying
- temperature
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of preparation method of heat insulating material.The preparation method of the heat insulating material includes cutting glue, first time banburying, first time mill, second of banburying, begins to pratise, extrudes for the second time, foaming, cutting, examining and the step such as vent gas treatment.Quality and satisfactory mechanical property of the present invention with insulation material, raw material preferably Dispersion Fusion is enabled using banburying twice and mill, improves in production efficiency, and production process that almost non-dusting generation and waste gas leak, avoid environmental pollution, preparation method energy-conserving and environment-protective.
Description
Technical field
The present invention relates to insulation material technical field, more particularly to a kind of preparation method of heat insulating material.
Background technology
Now, the house that we live both increases insulation material, especially in cold area, needs to keep in winter room
Certain preference temperature on building Ti Deng houses, it is necessary to add insulation material, and many insulation materials nowadays applied are in production
During need high-temperature operation, can produce needs to expend many in the pollution environment, and production process such as many waste gas, dust
The energy, in line with optimization living environment, produces the demand of the energy-saving material of environmental protection, the industry of insulation material should be from itself
Set out, constantly reduce energy consumption, waste gas or produce dusty gas, optimized production process less, it is necessary to send out as far as possible that positive treatment is produced
Bright a kind of new insulation material and preparation method thereof.
The content of the invention
According to an aspect of the invention, there is provided a kind of preparation method of heat insulating material, comprises the following steps：
Step S1：Cut glue：Nitrile rubber is put into bale splitter, block nitrile rubber is produced；
Step S2：First time banburying：First group of raw material is put into banbury together with the block nitrile rubber, temperature
100 DEG C~150 DEG C, come out of the stove within 4~10 minutes；
Step S3：First time mill：The product of first time banburying is put into mill, sheet material is cut into, cools down, obtains
To high-temp glue；
Step S4：Second of banburying：Second group of raw material is added in banbury together with the high-temp glue, temperature is 85
DEG C~100 DEG C, come out of the stove within 2~5 minutes；
Step S5：Begin to pratise for the second time：The product of second of banburying is put into mill, sheet material is cut into, cools down, obtains
Strip sheet material；
Step S6：Extrusion：The strip sheet material is put into cold burden feed rubber machine, difference is extruded as
The colloid of shape；
Step S7：Foaming：The colloid is put into 135 DEG C~185 DEG C progress sulfur foams in baking oven；
Step S8：Cutting, inspection.
The beneficial effects of the present invention are：Nitrile rubber is used for synthetic rubber, the blending of colloid can be improved and divided
Dissipate effect, improve colloid quality and mechanical performance, using banburying twice and mill enable two groups of raw materials in rubber more
Good is scattered, improves production efficiency, and glue furnacing temperature is relatively low, seldom produces waste gas, preparation method energy-conserving and environment-protective.
In some embodiments, first group of raw material be high resistant fuel 11.5kg-12kg, inorganic combustion inhibitor 500g-550g,
Stearic acid 245g-255g, paraffin 11.5-12.5kg, antimony oxide 0.75-0.85kg, CPE resin-oatmeal 1.8-1.2kg, chlorine sulphur
It is 10-12kg, dibutyl ester oil to change polyethylene 500-520g, rubber 10-12kg, black glue 1.8-1.2kg, paste resin PVC-450
3.5-3.7kg, paraffin oil 10-12kg.Its advantage is that nitrile rubber, paste resin PVC-450 are added in raw material and is consolidated
Body softening agent etc., wherein paste resin PVC-450 moisture content is higher, while the particle diameter of material is big, hardly produces dust,
Avoid the pollution of workshop condition.
In some embodiments, second group of raw material is stearic acid 250-260g, zinc oxide 100-150g, accelerator
ZBS245-250g, zinc stearate 250-260g, sulphur 160-165g, diphenylguanidine PTT160-170g, foaming agent 6-8kg, promotion
Agent PZ400-410g, nitrile rubber 1-kg.Its advantage is that supplement is further carried out to first group of raw material causes raw material in rubber
Preferably disperse in glue, while different material is to adapt to the different working conditions of banburying twice.
In some embodiments, the high-temp glue in step S4 is 45-46kg.
In some embodiments, temperature is 115 DEG C in step S2, is come out of the stove within 5 minutes.
In some embodiments, temperature is 90 DEG C in step S4, is come out of the stove within 3 minutes.Its advantage is, second of banburying
Temperature be less than the temperature of first time banburying, the time is also slightly shorter, prevents foaming agent therein and vulcanizing agent etc. from producing at high temperature
Excessive waste gas, environmental pollution is avoided while banburying effect is ensured.
In some embodiments, in step S6, the temperature of cold burden feed rubber machine is provided with four regions, an area 35
DEG C, two 37 DEG C of areas, three 32 DEG C of areas, four 28 DEG C of areas.Its advantage is that temperature is too high to cause sulfation, and temperature is too low not
Beneficial to the extrusion of colloid, therefore four temperatures above are set, both can guarantee that colloid extruded effect, ensure that again will not occur sulphur
Change phenomenon, it is different according to the requirement of the difference of the composition of colloid, extruded velocity and shape, select suitable temperature.
In some embodiments, preparation method also includes step S9：Vent gas treatment, the waste gas produced in step S7 is entered
Row processing.Its advantage is that waste gas is the link such as be collected to, adsorbed and sprayed to be handled waste gas, it is to avoid waste gas
Get into the air pollution environment, and vent gas treatment link realizes the implementation of the production theory of environmental protection.
In some embodiments, in step S2, the rotating speed of banbury is more than in 40r/min, the step S4, banbury
Rotating speed be less than 30r/min.Its advantage is that the larger rotating ratio of first time banburying is in order that obtaining raw material in rubber
It can be disperseed with higher efficiency, second of banburying then uses banburying at a slow speed, to add vulcanizing agent in relatively low temperature.
Embodiment
The preparation method of the heat insulating material of one embodiment of the present invention.The preparation method of the heat insulating material
Comprise the following steps：
Step S1：Cut glue：Nitrile rubber is put into bale splitter, block nitrile rubber is produced；
Step S2：First time banburying：First group of raw material is put into banbury together with the block nitrile rubber, temperature
115 DEG C, come out of the stove within 5 minutes.
First group of raw material be high resistant fuel 11.5kg-12kg, inorganic combustion inhibitor 500g-550g, stearic acid 245g-255g,
Paraffin 11.5-12.5kg, antimony oxide 0.75-0.85kg, CPE resin-oatmeal 1.8-1.2kg, chlorosulfonated polyethylene 500-
520g, rubber 10-12kg, black glue 1.8-1.2kg, paste resin PVC-450 are 10-12kg, dibutyl ester oil 3.5-3.7kg, stone
Wax oil 10-12kg.Nitrile rubber, paste resin PVC-450 and solid softener etc., wherein paste resin are added in raw material
PVC-450 moisture content is higher, while the particle diameter of material is big, hardly produce dust, it is to avoid the pollution of workshop condition.
The rotating speed of banbury is more than 40r/min.The larger rotating ratio of first time banburying is in order that obtaining raw material in rubber energy
It is enough to be disperseed with higher efficiency.
Step S3：First time mill：The product of first time banburying is put into mill, sheet material is cut into, cools down, obtains
To high-temp glue.
Step S4：Second of banburying：Second group of raw material is added in banbury together with the high-temp glue, temperature is 90
DEG C, come out of the stove within 3 minutes；The temperature of second of banburying is less than the temperature of first time banburying, and the time is also slightly shorter, prevents foaming agent therein
Excessive waste gas is produced at high temperature with vulcanizing agent etc., and environmental pollution is avoided while banburying effect is ensured.Turn of banbury
Speed is less than 30r/min.Second of banburying uses banburying at a slow speed, to add vulcanizing agent in relatively low temperature.
Second group of raw material is stearic acid 250-260g, zinc oxide 100-150g, accelerator ZBS245-250g, zinc stearate
250-260g, sulphur 160-165g, diphenylguanidine PTT160-170g, foaming agent 6-8kg, accelerator PZ400-410g, butyronitrile rubber
Glue 1-kg.High-temp glue is 45-46kg.Further carrying out supplement to first group of raw material causes raw material preferably to disperse in rubber,
Different material is to adapt to the different working conditions of banburying twice simultaneously.
Step S5：Begin to pratise for the second time：The product of second of banburying is put into mill, sheet material is cut into, cools down, obtains
Strip sheet material.
Step S6：Extrusion：The strip sheet material is put into cold burden feed rubber machine, difference is extruded as
The colloid of shape；Wherein, the temperature of cold burden feed rubber machine is provided with four regions, 35 DEG C of an area, two 37 DEG C of areas, three areas 32
DEG C, four 28 DEG C of areas, temperature is too high to cause sulfation, the too low extrusion for being unfavorable for colloid of temperature, therefore sets more than four
Temperature, both can guarantee that colloid extruded effect, ensure that again will not occur sulfation, according to the different, crowded of the composition of colloid
The requirement for going out speed and shape is different, selects suitable temperature.
Step S7：Foaming：The colloid is put into 135 DEG C~185 DEG C progress sulfur foams in baking oven；Temperature in baking oven
Degree is divided into five areas：Respectively 135 DEG C, 144 DEG C, 151 DEG C, 162 DEG C and 185 DEG C, different bakings are selected according to different demands
Case temperature.
Step S8：Cutting, inspection.
Step S9：Vent gas treatment, the waste gas produced in step S7 is handled.Its advantage is to carry out waste gas
Collect, the link such as absorption and spray is handled waste gas, it is to avoid waste gas gets into the air pollution environment, vent gas treatment link
Realize the implementation of the production theory of environmental protection.
The present invention uses nitrile rubber for synthetic rubber, can improve blending and the dispersion effect of colloid, improves colloid
Quality and mechanical performance, using banburying twice and mill two groups of raw materials are preferably disperseed in rubber, improve life
Efficiency is produced, glue furnacing temperature is relatively low, seldom produces waste gas, preparation method energy-conserving and environment-protective.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.
Claims (9)
1. a kind of preparation method of heat insulating material, wherein, the preparation method comprises the following steps：
Step S1：Cut glue：Nitrile rubber is put into bale splitter, block nitrile rubber is produced；
Step S2：First time banburying：First group of raw material is put into banbury together with the block nitrile rubber, temperature 100
DEG C~150 DEG C, come out of the stove within 4~10 minutes；
Step S3：First time mill：The product of first time banburying is put into mill, sheet material is cut into, cools down, obtains height
Warm glue；
Step S4：Second of banburying：Second group of raw material is added in banbury together with the high-temp glue, temperature be 85 DEG C~
100 DEG C, come out of the stove within 2~5 minutes；
Step S5：Begin to pratise for the second time：The product of second of banburying is put into mill, sheet material is cut into, cools down, obtains strip
Sheet material；
Step S6：Extrusion：The strip sheet material is put into cold burden feed rubber machine, different shape is extruded as
Colloid；
Step S7：Foaming：The colloid is put into 135 DEG C~185 DEG C progress sulfur foams in baking oven；
Step S8：Cutting, inspection.
2. the preparation method of heat insulating material according to claim 1, wherein, first group of raw material is high resistant fuel
11.5kg-12kg, inorganic combustion inhibitor 500g-550g, stearic acid 245g-255g, paraffin 11.5-12.5kg, antimony oxide
0.75-0.85kg, CPE resin-oatmeal 1.8-1.2kg, chlorosulfonated polyethylene 500-520g, rubber 10-12kg, black glue 1.8-
1.2kg, paste resin PVC-45010-12kg, dibutyl ester oil 3.5-3.7kg, paraffin oil 10-12kg.
3. the preparation method of heat insulating material according to claim 2, wherein, second group of raw material is stearic acid
250-260g, zinc oxide 100-150g, accelerator ZBS245-250g, zinc stearate 250-260g, sulphur 160-165g, promotion
Agent DPTT160-170g, foaming agent 6-8kg, accelerator PZ400-410g, nitrile rubber 1-kg.
4. the preparation method of heat insulating material according to claim 3, wherein, the high-temp glue in the step S4 is
45-46kg。
5. the preparation method of heat insulating material according to claim 1, wherein, temperature is 115 DEG C in the step S2,
Come out of the stove within 5 minutes.
6. the preparation method of heat insulating material according to claim 1, wherein, temperature is 90 DEG C, 3 in the step S4
Minute comes out of the stove.
7. the preparation method of heat insulating material according to claim 1, wherein, in the step S6, cold burden feeding rubber
The temperature of rubber extruding machine is provided with four regions, 35 DEG C of an area, two 37 DEG C of areas, three 32 DEG C of areas, four 28 DEG C of areas.
8. the preparation method of heat insulating material according to claim 1, wherein, the preparation method also includes step
S9：Vent gas treatment, the waste gas produced in step S7 is handled.
9. the preparation method of heat insulating material according to claim 1, wherein, in the step S2, turn of banbury
Speed is more than in 40r/min, the step S4, and the rotating speed of banbury is less than 30r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710228901.XA CN106976175A (en) | 2017-04-10 | 2017-04-10 | A kind of preparation method of heat insulating material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710228901.XA CN106976175A (en) | 2017-04-10 | 2017-04-10 | A kind of preparation method of heat insulating material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107501765A (en) * | 2017-08-31 | 2017-12-22 | 惠州优比贝柠科技股份有限公司 | Color rubber-plastic insulation material |
| CN109224749A (en) * | 2018-10-31 | 2019-01-18 | 南京万和新材料有限公司 | A kind of polyurethane foam material production emission-control equipment |
| CN109382507A (en) * | 2017-08-03 | 2019-02-26 | 全亿大科技（佛山）有限公司 | Powder ejection formation feeding and preparation method thereof |
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| US4158646A (en) * | 1975-05-05 | 1979-06-19 | The General Tire & Rubber Company | Method for reprocessing scrap from fabric reinforced thermoplastic sheet |
| CN101274492A (en) * | 2008-04-25 | 2008-10-01 | 北京化工大学 | Dual-layer composite soft plastic foaming plate and molding method thereof |
| CN103102533A (en) * | 2013-01-31 | 2013-05-15 | 河北华美化工建材集团有限公司 | High flame retardancy type soft foam plastic insulation product and preparation method thereof |
| CN103497399A (en) * | 2013-09-26 | 2014-01-08 | 浙江新恒泰新材料有限公司 | Polyethylene foam material prepared by utilizing recycled foam material and production method thereof |
| CN103910913A (en) * | 2013-01-08 | 2014-07-09 | 周良文 | Environment-friendly rubber plastic heat-insulating material and its preparation method |
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2017
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4158646A (en) * | 1975-05-05 | 1979-06-19 | The General Tire & Rubber Company | Method for reprocessing scrap from fabric reinforced thermoplastic sheet |
| CN101274492A (en) * | 2008-04-25 | 2008-10-01 | 北京化工大学 | Dual-layer composite soft plastic foaming plate and molding method thereof |
| CN103910913A (en) * | 2013-01-08 | 2014-07-09 | 周良文 | Environment-friendly rubber plastic heat-insulating material and its preparation method |
| CN103102533A (en) * | 2013-01-31 | 2013-05-15 | 河北华美化工建材集团有限公司 | High flame retardancy type soft foam plastic insulation product and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382507A (en) * | 2017-08-03 | 2019-02-26 | 全亿大科技（佛山）有限公司 | Powder ejection formation feeding and preparation method thereof |
| CN109382507B (en) * | 2017-08-03 | 2020-01-31 | 全亿大科技（佛山）有限公司 | Preparation method of powder injection molding feed |
| CN107501765A (en) * | 2017-08-31 | 2017-12-22 | 惠州优比贝柠科技股份有限公司 | Color rubber-plastic insulation material |
| CN109224749A (en) * | 2018-10-31 | 2019-01-18 | 南京万和新材料有限公司 | A kind of polyurethane foam material production emission-control equipment |
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