CN103013128A - Material of high temperature resistant silica gel product and manufacturing method - Google Patents
Material of high temperature resistant silica gel product and manufacturing method Download PDFInfo
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- CN103013128A CN103013128A CN2012103807070A CN201210380707A CN103013128A CN 103013128 A CN103013128 A CN 103013128A CN 2012103807070 A CN2012103807070 A CN 2012103807070A CN 201210380707 A CN201210380707 A CN 201210380707A CN 103013128 A CN103013128 A CN 103013128A
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Abstract
The invention relates to a material of a silica gel product and a manufacturing method. The material of a smokeless high temperature resistant silica gel product comprises 99% of organosilicon compound and 1% of coloring agent by mass; the volatile material volatized in processing is 1.4% of vulcanizing agent by mass; and the organosilicon compound comprises the following components in percentage by mass: 50-80% of methyl vinyl silicone rubber, 18-46% of silicon dioxide, 2-4% of hydroxyl silicone oil and 0.1-1% of stearic acid. According to the silica gel product provided by the invention, through the baking of a tunnel oven and long-time baking of a production type oven, almost all harmful gases and harmful substances are removed in the process; the harmful substances generated by the formula of the material provided by the invention are greatly reduced; and the product does not generate any harmful smoke or harmful substance when heated to a high temperature of 220 DEG C, thus the material is very suitable for manufacturing a food heating and holding container.
Description
Technical field
The present invention relates to and to food high temperature processing apparatus and manufacture method technical field, to refer in particular to a kind of material and manufacture method of silica gel product of fire-resistant nontoxic evil here.
Background technology
As the container that holds food, liquid diet especially, it must guarantee it is nontoxic.The container that glass and stupalith are made can be high temperature resistant, and to the human body toxicological harmless, this material is widely used in making food product containers.But this container is relatively heavy, and easily broken, and forming process needs high bake, and the time is longer, is shaped to complexity, and cost is higher.At present, a lot of containers adopt plastic material to make, but plastic containers are to be suitable for heating, when we heat plastic containers, reach certain temperature, and plastic containers may produce harmful smog or material.Existing experimental result shows, the plastic containers heat can produce harmful smog or material, and such as bis-phenol and chlorine, and bis-phenol is carcinogenic substance, can cause immune dysfunction.
At present, market occurs improving material-polyethersulfone, can resist 120 ℃ of temperature of heat, can adopt this material can be used for the food of heating, and still, its manufacturing process is complicated, and the cost height is higher.And polyether sulfone materials has the ability of certain heat resist, but uses for some time, and this container begins to discharge obnoxious flavour or material.
Adopt in addition the novel food product container of silica gel material, it has plasticity-and portability, but existing silicon food product containers is heated to very high temperature, as at 220 ℃, will produce some harmful gas or materials, these materials may be diffused into and be contained in its inside food, can affect the edible health that is contained in this container eater.
Therefore, seek a kind of perfect heat-stable material prescription, making method can overcome above-mentioned disadvantage, is used for holding food and heated food.
Summary of the invention
The object of the invention is to overcome weak point of the prior art, a kind of special composition of heat-stable material is provided, the heat-stable material of both silicoorganic compound and solidifying agent makes material and the manufacture method of the silica gel product that can not discharge any harmful smog or material when being heated to 220 ℃ of high temperature.
For achieving the above object, the present invention adopts following technical scheme:
The material of resistant to elevated temperatures silica gel product, comprise that mass ratio is 99% silicoorganic compound, mass ratio is 1% coloring agent, the mass ratio of the volatile materials that vapors away in the processing is 1.4% vulcanizing agent, wherein the silicoorganic compound proportioning is as follows: the mass content of methyl vinyl silicone rubber is than being 50-80%, the mass content of silicon-dioxide is than 18-46%, and the mass ratio 2-4% of hydroxy silicon oil, stearic mass ratio are 0.1-1%.
Described silicoorganic compound, wherein the mass content of methyl vinyl silicone rubber is than being 65-80%, the mass content of silicon-dioxide compares 23-40%.
Described coloring agent comprises vinyl glue and toning agent.
Described vinyl glue mass ratio is that 20-41% and toner qualities ratio are 40-60%.
The manufacture method of resistant to elevated temperatures silica gel product, it may further comprise the steps:
1), methyl vinyl silicone rubber, silicon-dioxide, hydroxy silicon oil and the stearic acid that will set mass ratio pour mixing machine into and mix, and continues to stir and be no less than 3 minutes, adds toning agent, remix 13-20 minute again;
2), pour mixture into compression molding forming machine, carry out moulding;
3), the silica gel product after the moulding sent into the tunnel baking box toast, wherein storing temperature 220-240 ℃, storing time is 1-1.5 hour;
4), the silica gel product after the tunnel baking box baking sent into the presentation baking box toast, wherein storing temperature 220-240 ℃, storing time is 3-5 hour, makes the finished product of silica gel product.
The Temperature Setting of the upper die and lower die of described compression molding forming machine moulding is 175-185 ℃.
230 ℃ of the storing temperatures of described tunnel baking box, storing time are 1 hour.
230 ℃ of the storing temperatures of described presentation baking box, storing time are 4 hours.
Material after the processing of described mixing machine carries out layering, is rolled into material webs.
Described material webs is cut, and cuts into the front material block of containers processing, and sends into compression molding forming machine.
Beneficial effect of the present invention is: silica gel product of the present invention, because by the baking of tunnel baking box, most obnoxious flavour and objectionable impurities are all volatilized away, toast for a long time by the presentation baking box again, nearly all obnoxious flavour and objectionable impurities are all removed in this process, and material prescription of the present invention itself produces objectionable impurities and can greatly reduce, it is heated to 220 ℃ of high temperature and can produce any harmful smog or harmful material to produce goods, be fit to very much make heating of food and the container that holds, can guarantee not receptor pollution of heating of food, guarantee the security of food consumption.
Embodiment
Below the invention will be further described:
The material of resistant to elevated temperatures silica gel product disclosed by the invention, comprise that mass ratio is 99% silicoorganic compound, mass ratio is 1% coloring agent, the mass ratio of the volatile materials that vapors away in the processing is 1.4% vulcanizing agent, wherein the silicoorganic compound ratio range is as follows: the mass content of methyl vinyl silicone rubber is than being 50-80%, siliceous amount content is than 18-46%, and the mass ratio 2-4% of hydroxy silicon oil, stearic mass ratio are 0.1-1%.
As a kind of priority scheme, described silicoorganic compound proportioning is as follows: the methyl vinyl silicone rubber mass content is than being 65-80%, and siliceous amount content is than 23-40%, and the mass ratio 2-4% of hydroxy silicon oil, stearic mass ratio are 0.1-1%.
As a kind of priority scheme, coloring agent comprises methyl ethylene glue and toning agent, and wherein methyl ethylene glue mass ratio is that 20-41% and toner qualities ratio are 40-60%.
The silicon compound of said ratio and solidifying agent are selected, after making processing, can anti-220 ℃ of high temperature, and can not produce various distortion, it does not produce any harmful smog in heat-processed.
Adopt the manufacture method of the silica gel product of above-mentioned materials, it may further comprise the steps:
1) methyl vinyl silicone rubber, silicon-dioxide, hydroxy silicon oil and the stearic acid that, will set mass ratio are poured mixing machine into and are mixed, and lasting the stirring is no less than 3 minutes, make it fully mix, fully react, add again toning agent, remix 13-20 minute, the silicoorganic compound that should be noted that mixing time are not limited to the above-mentioned time, and the hybrid reaction time is depended on actual demand.
2), pour mixture into compression molding forming machine, carry out moulding;
3), the silica gel product after the moulding sent into the tunnel baking box toast, wherein storing temperature 220-240 ℃, storing time is 1-1.5 hour;
4), the silica gel product after the tunnel baking box baking sent into the presentation baking box toast, wherein storing temperature 220-240 ℃, storing time is 3-5 hour, the finished product of the silica gel product of system.
The Temperature Setting of the upper die and lower die of described compression molding forming machine moulding is 175-185 ℃.
230 ℃ of the storing temperatures of described tunnel baking box, storing time are 1 hour.
230 ℃ of the storing temperatures of described presentation baking box, storing time are 4 hours.
But its manufacture method refinement step is as follows:
Silicoorganic compound make, and with silicon-dioxide, hydroxy silicon oil and stearic acid are poured mixing machine into.Continue to be no less than three minutes at mixing machine, the silicoorganic compound of this composition can fully be mixed, react to each other fully;
Add solidifying agent and solidifying agent to mixing machine, comprise di-t-butyl peroxide and silicone oil, solidifying agent is mixed with organic silicon compound, and its mixing time is no less than three minutes;
Add the component of color, it comprises vinyl glue and toning agent, and therein ethylene base glue mass ratio is that 20-41% and toner qualities ratio are 40-60%.Conditioning agent is the color carbon dust, adds the mixing machine churning time and is no less than 14 minutes, silicoorganic compound and color composition is fully mixed, the material that obtains;
Again with layers of material, winding up material webs then;
Material webs is cut, use cutting machine, cut into the front material block of containers processing, and send into compression molding forming machine, carry out moulding, be processed into the blank of silica gel product; The Temperature Setting of the upper die and lower die of described compression molding forming machine moulding is 175-185 ℃.
The blank of the silica gel product after the moulding is sent into the tunnel baking box toast, wherein storing temperature 220-240 ℃, storing time is 1-1.5 hour; Silica gel product after the baking of tunnel baking box is sent into the presentation baking box toast, wherein storing temperature 220-240 ℃, storing time is 3-5 hour, the finished product of the silica gel product of system.
Preferred 230 ℃ of the storing temperature of above-mentioned tunnel baking box, preferred 1 hour of storing time; Preferred 230 ℃ of the storing temperature of presentation baking box, preferred 4 hours of storing time.
The above only is to preferred embodiment of the present invention; be not that scope of the present invention is limited; therefore design under the prerequisite of spirit not breaking away from the present invention; the equivalence that the common engineering technical personnel in this area do structure of the present invention, feature and principle changes or decorates, and all should fall in the protection domain of the present patent application patent.
Claims (10)
1. the material of resistant to elevated temperatures silica gel product, it is characterized in that, comprise that mass ratio is 99% silicoorganic compound, mass ratio is 1% coloring agent, the mass ratio of the volatile materials that vapors away in the processing is 1.4% vulcanizing agent, and wherein the silicoorganic compound proportioning is as follows: the mass content of methyl vinyl silicone rubber is than being 50-80%, and the mass content of silicon-dioxide compares 18-46%, the mass ratio 2-4% of hydroxy silicon oil, stearic mass ratio are 0.1-1%.
2. the material of silica gel product according to claim 1 is characterized in that: described silicoorganic compound, and wherein the mass content of methyl vinyl silicone rubber is than being 65-80%, the mass content of silicon-dioxide compares 23-40%.
3. the material of silica gel product according to claim 1, it is characterized in that: described coloring agent comprises vinyl glue and toning agent.
4. the material of silica gel product according to claim 3 is characterized in that: described vinyl glue mass ratio is that 20-41% and toner qualities are than being 40-60%.
5. the manufacture method of resistant to elevated temperatures silica gel product, it is characterized in that: it may further comprise the steps:
1), methyl vinyl silicone rubber, silicon-dioxide, hydroxy silicon oil and the stearic acid that will set mass ratio pour mixing machine into and mix, and continues to stir and be no less than 3 minutes, adds toning agent, remix 13-20 minute again;
2), pour mixture into compression molding forming machine, carry out moulding;
3), the silica gel product after the moulding sent into the tunnel baking box toast, wherein storing temperature 220-240 ℃, storing time is 1-1.5 hour;
4), the silica gel product after the tunnel baking box baking sent into the presentation baking box toast, wherein storing temperature 220-240 ℃, storing time is 3-5 hour, makes the finished product of silica gel product.
6. the manufacture method of silica gel product according to claim 5, it is characterized in that: the Temperature Setting of the upper die and lower die of described compression molding forming machine moulding is 175-185 ℃.
7. the manufacture method of silica gel product according to claim 5, it is characterized in that: 230 ℃ of the storing temperatures of described tunnel baking box, storing time are 1 hour.
8. the manufacture method of silica gel product according to claim 5, it is characterized in that: 230 ℃ of the storing temperatures of described presentation baking box, storing time are 4 hours.
9. the manufacture method of silica gel product according to claim 5 is characterized in that: the material after the processing of described mixing machine, carry out layering, and be rolled into material webs.
10. the manufacture method of silica gel product according to claim 8, it is characterized in that: described material webs is cut, and cuts into material block before the containers processing, and sends into compression molding forming machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012103807070A CN103013128A (en) | 2012-10-09 | 2012-10-09 | Material of high temperature resistant silica gel product and manufacturing method |
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| CN2012103807070A CN103013128A (en) | 2012-10-09 | 2012-10-09 | Material of high temperature resistant silica gel product and manufacturing method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103333499A (en) * | 2013-06-21 | 2013-10-02 | 江苏天辰硅材料有限公司 | Silicon rubber for high-temperature-resistant mold and preparation method of silicon rubber |
| CN103589158A (en) * | 2013-08-07 | 2014-02-19 | 宁国中奕橡塑有限公司 | Material and method for preparing rubber coupling |
| CN104109390A (en) * | 2014-06-19 | 2014-10-22 | 滁州天成有机硅高分子材料有限公司 | Food-contacting silicone rubber compound |
| CN104688294A (en) * | 2015-03-25 | 2015-06-10 | 李静 | Silica gel blood driving tape and preparation method thereof |
| CN105602260A (en) * | 2016-03-28 | 2016-05-25 | 东莞市亚马电子有限公司 | High-resilience silicone rubber sheet and manufacturing technique thereof |
| CN111074312A (en) * | 2019-12-20 | 2020-04-28 | 江苏易实精密科技股份有限公司 | Local electroplating process for bus terminal of inverter |
| CN111588103A (en) * | 2019-10-10 | 2020-08-28 | 深圳方塔科技有限公司 | Self-adhesive silica gel bra and preparation method thereof |
| CN112848010A (en) * | 2021-01-29 | 2021-05-28 | 佛山道格科技有限公司 | Silica gel cup and preparation method thereof |
| CN113002029A (en) * | 2021-01-29 | 2021-06-22 | 佛山道格科技有限公司 | Self-adhesive tableware and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070907A (en) * | 2010-12-16 | 2011-05-25 | 平高集团有限公司 | Silicone rubber for composite insulator and preparation method thereof |
-
2012
- 2012-10-09 CN CN2012103807070A patent/CN103013128A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070907A (en) * | 2010-12-16 | 2011-05-25 | 平高集团有限公司 | Silicone rubber for composite insulator and preparation method thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103333499A (en) * | 2013-06-21 | 2013-10-02 | 江苏天辰硅材料有限公司 | Silicon rubber for high-temperature-resistant mold and preparation method of silicon rubber |
| CN103589158A (en) * | 2013-08-07 | 2014-02-19 | 宁国中奕橡塑有限公司 | Material and method for preparing rubber coupling |
| CN104109390A (en) * | 2014-06-19 | 2014-10-22 | 滁州天成有机硅高分子材料有限公司 | Food-contacting silicone rubber compound |
| CN104688294A (en) * | 2015-03-25 | 2015-06-10 | 李静 | Silica gel blood driving tape and preparation method thereof |
| CN105602260A (en) * | 2016-03-28 | 2016-05-25 | 东莞市亚马电子有限公司 | High-resilience silicone rubber sheet and manufacturing technique thereof |
| CN111588103A (en) * | 2019-10-10 | 2020-08-28 | 深圳方塔科技有限公司 | Self-adhesive silica gel bra and preparation method thereof |
| CN111074312A (en) * | 2019-12-20 | 2020-04-28 | 江苏易实精密科技股份有限公司 | Local electroplating process for bus terminal of inverter |
| CN112848010A (en) * | 2021-01-29 | 2021-05-28 | 佛山道格科技有限公司 | Silica gel cup and preparation method thereof |
| CN113002029A (en) * | 2021-01-29 | 2021-06-22 | 佛山道格科技有限公司 | Self-adhesive tableware and preparation method thereof |
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Application publication date: 20130403 |