CN106633552B - A kind of environmental protection composite engineering plastics - Google Patents
A kind of environmental protection composite engineering plastics Download PDFInfo
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- CN106633552B CN106633552B CN201611172790.7A CN201611172790A CN106633552B CN 106633552 B CN106633552 B CN 106633552B CN 201611172790 A CN201611172790 A CN 201611172790A CN 106633552 B CN106633552 B CN 106633552B
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K5/00—Use of organic ingredients
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- C08K5/10—Esters; Ether-esters
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- C08K5/00—Use of organic ingredients
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- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1535—Five-membered rings
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- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
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- C08K7/00—Use of ingredients characterised by shape
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- C08K7/14—Glass
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- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Abstract
The invention discloses a kind of environmentally friendly composite engineering plastics, are prepared from the following raw materials in parts by weight：20 38 parts of polytetrafluoroethylene (PTFE), 15 20 parts of hexamethylolmelamine pregnancy ether, 5 10 parts of mica powder, 8 12 parts of alumina in Nano level, 5 15 parts of vinyl acetate, 10 20 parts of glass fibre, 8 12 parts of trimellitic anhydride, Ti3SiC24 12 parts, 28 parts of methacrylic anhydride, 13 parts of ZrC, 25 parts of magnesia, 5 10 parts of sodium metasilicate.The composite engineering plastics are compounded by raw material and play synergistic effect, and it is high to have the advantages that tensile strength is high, bending strength is high, flame retardant property is good, cantilever beam lacks impact strength；The composite engineering plastics raw material is easy to get, cost of material is low, while preparation process is simple, and production efficiency is high, superior product quality, and more environmentally-friendly.
Description
Technical field
The present invention relates to a kind of engineering plastics, specifically a kind of environmental protection composite engineering plastics.
Background technology
Engineering plastics can make the plastics of engineering material and replacement metal manufacture element part etc..Engineering plastics have excellent
Comprehensive performance, rigidity is big, and creep is small, high mechanical strength, heat-resist, and electrical insulating property is good, can be in harsher chemistry, physics
It is used for a long time in environment, alternative metal is used as structural timber, but expensive, and yield is smaller.
Engineering plastics can be divided into two class of general engineering plastic and special engineering plastics again.The former principal item have polyamide,
Makrolon, five big general engineering plastic of polyformaldehyde, Noryl and thermoplastic polyester；The latter is primarily referred to as heat-resisting up to 150
DEG C or more engineering plastics, principal item has polyimides, polyphenylene sulfide, polysulfones, aromatic polyamide, polyarylate, polyphenyl
Ester, poly(aryl ether ketone), liquid crystal polymer and fluororesin etc..
The performance characteristics of engineering plastics are mainly：
(1) compared with general-purpose plastics, there is excellent heat-resisting and cold tolerance, within a wide temperature range mechanical performance
It is excellent, suitable for being used as structural material；
(2) corrosion resistance is good, affected by environment smaller, there is good durability；
(3) it compared with metal material, is easily worked, production efficiency is high, and can simplify program, saves money；
(4) there are good dimensional stability and electrical insulating property；
(5) light-weight, specific strength is high, and with antifriction outstanding, wearability.
With quickly growing for the industries such as China's automobile, electronics and building, China has become the increasing of global project plastics demand
Long most fast country.But existing engineering plastics still remain the disadvantage that production technology is complicated, production cost is high, affect production
The production efficiency of product；And product quality is also to be improved.
Invention content
The purpose of the present invention is to provide a kind of environmentally friendly composite engineering plastics, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the present invention provides the following technical solutions：
A kind of environmental protection composite engineering plastics, are prepared from the following raw materials in parts by weight：20-38 parts of polytetrafluoroethylene (PTFE), six hydroxyls
15-20 parts of methyl melamine pregnancy ether, 5-10 parts of mica powder, 8-12 parts of alumina in Nano level, 5-15 parts of vinyl acetate, glass
10-20 parts of fiber, 8-12 parts of trimellitic anhydride, Ti3SiC24-12 parts, 2-8 parts of methacrylic anhydride, 1-3 parts of ZrC, magnesia
2-5 parts, 5-10 parts of sodium metasilicate.
As a further solution of the present invention：It is prepared from the following raw materials in parts by weight：28 parts of polytetrafluoroethylene (PTFE), six hydroxyl first
19 parts of base melamine pregnancy ether, 7 parts of mica powder, 10 parts of alumina in Nano level, 8 parts of vinyl acetate, 15 parts of glass fibre, inclined benzene
Three 10 parts of acid anhydrides, Ti3SiC28 parts, 6 parts of methacrylic anhydride, 2 parts of ZrC, 4 parts of magnesia, 6 parts of sodium metasilicate.
A kind of preparation method of environmental protection composite engineering plastics, preparation method are：
(1) polytetrafluoroethylene (PTFE), hexamethylolmelamine pregnancy ether, mica powder, nanoscale oxygen are weighed according to above-mentioned formula
Change aluminium, vinyl acetate, glass fibre, trimellitic anhydride, Ti3SiC2, methacrylic anhydride, ZrC, magnesia, sodium metasilicate, it is spare；
(2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level in 100-200 DEG C of temperature
It is stirred 10-20min under degree；
(3) by Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, it is mixed at a temperature of 200-250 DEG C
15-25min；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are sequentially added
Into upper step gains, 30-50min is stirred at a temperature of 100-150 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 200-275 DEG C.
As further scheme of the invention：The step (2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC,
Magnesia, alumina in Nano level are stirred 15min at a temperature of 150 DEG C.
As further scheme of the invention：The step (3) is by Ti3SiC2Institute is walked on being added after being mixed with sodium metasilicate
It obtains in object, 20min is mixed at a temperature of 225 DEG C；
As further scheme of the invention：The step (4) is by hexamethylolmelamine pregnancy ether, acetic acid second
Alkene, trimellitic anhydride, methacrylic anhydride are added sequentially in step gains, and 40min is stirred at a temperature of 125 DEG C.
As further scheme of the invention：Upper step gains are put into extruder by the step (5), at 235 DEG C
At a temperature of squeeze out to get finished product.
Compared with prior art, the beneficial effects of the invention are as follows：
The composite engineering plastics are compounded by raw material and play synergistic effect, have tensile strength height, bending strength high, fire-retardant
Performance is good, cantilever beam lacks the high advantage of impact strength；The composite engineering plastics raw material is easy to get, cost of material is low, while preparing work
Skill is simple, and production efficiency is high, superior product quality, and more environmentally-friendly；In addition, the composite engineering plastics have excellent thermal stability
And electric conductivity, the wasting of resources can be avoided with recycling.
Specific implementation mode
The technical solution of this patent is described in more detail With reference to embodiment.
Embodiment 1
A kind of environmental protection composite engineering plastics, are prepared from the following raw materials in parts by weight：20 parts of polytetrafluoroethylene (PTFE), hexamethylol
15 parts of melamine pregnancy ether, 5 parts of mica powder, 8 parts of alumina in Nano level, 5 parts of vinyl acetate, 10 parts of glass fibre, inclined benzene three
8 parts of acid anhydrides, Ti3SiC24 parts, 2 parts of methacrylic anhydride, 1 part of ZrC, 2 parts of magnesia, 5 parts of sodium metasilicate.
A kind of preparation method of environmental protection composite engineering plastics, preparation method are：
(1) polytetrafluoroethylene (PTFE), hexamethylolmelamine pregnancy ether, mica powder, nanoscale oxygen are weighed according to above-mentioned formula
Change aluminium, vinyl acetate, glass fibre, trimellitic anhydride, Ti3SiC2, methacrylic anhydride, ZrC, magnesia, sodium metasilicate, it is spare；
(2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level at a temperature of 100 DEG C
It is stirred 10min；
(3) by Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, 15min is mixed at a temperature of 200 DEG C；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are sequentially added
Into upper step gains, 30min is stirred at a temperature of 100 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 200 DEG C.
Embodiment 2
A kind of environmental protection composite engineering plastics, are prepared from the following raw materials in parts by weight：38 parts of polytetrafluoroethylene (PTFE), hexamethylol
20 parts of melamine pregnancy ether, 10 parts of mica powder, 12 parts of alumina in Nano level, 15 parts of vinyl acetate, 20 parts of glass fibre, inclined benzene
Three 12 parts of acid anhydrides, Ti3SiC212 parts, 8 parts of methacrylic anhydride, 3 parts of ZrC, 5 parts of magnesia, 10 parts of sodium metasilicate.
A kind of preparation method of environmental protection composite engineering plastics, preparation method are：
(1) polytetrafluoroethylene (PTFE), hexamethylolmelamine pregnancy ether, mica powder, nanoscale oxygen are weighed according to above-mentioned formula
Change aluminium, vinyl acetate, glass fibre, trimellitic anhydride, Ti3SiC2, methacrylic anhydride, ZrC, magnesia, sodium metasilicate, it is spare；
(2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level at a temperature of 200 DEG C
It is stirred 20min；
(3) by Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, 25min is mixed at a temperature of 250 DEG C；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are sequentially added
Into upper step gains, 50min is stirred at a temperature of 150 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 275 DEG C.
Embodiment 3
A kind of environmental protection composite engineering plastics, are prepared from the following raw materials in parts by weight：28 parts of polytetrafluoroethylene (PTFE), hexamethylol
19 parts of melamine pregnancy ether, 7 parts of mica powder, 10 parts of alumina in Nano level, 8 parts of vinyl acetate, 15 parts of glass fibre, inclined benzene three
10 parts of acid anhydrides, Ti3SiC28 parts, 6 parts of methacrylic anhydride, 2 parts of ZrC, 4 parts of magnesia, 6 parts of sodium metasilicate.
A kind of preparation method of environmental protection composite engineering plastics, preparation method are：
(1) polytetrafluoroethylene (PTFE), hexamethylolmelamine pregnancy ether, mica powder, nanoscale oxygen are weighed according to above-mentioned formula
Change aluminium, vinyl acetate, glass fibre, trimellitic anhydride, Ti3SiC2, methacrylic anhydride, ZrC, magnesia, sodium metasilicate, it is spare；
(2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level at a temperature of 150 DEG C
It is stirred 15min；
(3) by Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, 20min is mixed at a temperature of 225 DEG C；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are sequentially added
Into upper step gains, 40min is stirred at a temperature of 125 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 235 DEG C.
Comparative example 1
A kind of environmental protection composite engineering plastics, are prepared from the following raw materials in parts by weight：28 parts of polytetrafluoroethylene (PTFE), hexamethylol
19 parts of melamine pregnancy ether, 7 parts of mica powder, 10 parts of alumina in Nano level, 8 parts of vinyl acetate, 15 parts of glass fibre, inclined benzene three
10 parts of acid anhydrides, 6 parts of methacrylic anhydride, 2 parts of ZrC, 4 parts of magnesia, 6 parts of sodium metasilicate.
A kind of preparation method of environmental protection composite engineering plastics, preparation method are：
(1) polytetrafluoroethylene (PTFE), hexamethylolmelamine pregnancy ether, mica powder, nanoscale oxygen are weighed according to above-mentioned formula
Change aluminium, vinyl acetate, glass fibre, trimellitic anhydride, methacrylic anhydride, ZrC, magnesia, sodium metasilicate, it is spare；
(2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level at a temperature of 150 DEG C
It is stirred 15min；
(3) sodium metasilicate is added in step gains, 20min is mixed at a temperature of 225 DEG C；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are sequentially added
Into upper step gains, 40min is stirred at a temperature of 125 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 235 DEG C.
Comparative example and in be not added with Ti3SiC2。
Comparative example 2
A kind of environmental protection composite engineering plastics, are prepared from the following raw materials in parts by weight：28 parts of polytetrafluoroethylene (PTFE), hexamethylol
19 parts of melamine pregnancy ether, 7 parts of mica powder, 10 parts of alumina in Nano level, 8 parts of vinyl acetate, 15 parts of glass fibre, inclined benzene three
10 parts of acid anhydrides, Ti3SiC28 parts, 6 parts of methacrylic anhydride, 4 parts of magnesia, 6 parts of sodium metasilicate.
A kind of preparation method of environmental protection composite engineering plastics, preparation method are：
(1) polytetrafluoroethylene (PTFE), hexamethylolmelamine pregnancy ether, mica powder, nanoscale oxygen are weighed according to above-mentioned formula
Change aluminium, vinyl acetate, glass fibre, trimellitic anhydride, Ti3SiC2, methacrylic anhydride, magnesia, sodium metasilicate, it is spare；
(2) polytetrafluoroethylene (PTFE), glass fibre, mica powder, magnesia, alumina in Nano level are stirred at a temperature of 150 DEG C
Mix 15min；
(3) by Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, 20min is mixed at a temperature of 225 DEG C；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are sequentially added
Into upper step gains, 40min is stirred at a temperature of 125 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 235 DEG C.
It is not added with ZrC in comparative example 2.
Embodiment 3 and the performance of comparative example 1-2 see the table below：
The performance of table embodiment 3 and comparative example 1-2
Above-mentioned 5 embodiment products are positioned in baking oven, 5 hours dry at a temperature of 100 DEG C, then pressing GB standards will
Product is molded into sample test, and the performance parameter of test is listed in the table below.
As can be seen from the above table, ZrC and Ti3SiC2Addition can effectively improve the performances of the composite engineering plastics.
The composite engineering plastics are compounded by raw material and play synergistic effect, have tensile strength height, bending strength high, fire-retardant
Performance is good, cantilever beam lacks the high advantage of impact strength；The composite engineering plastics raw material is easy to get, cost of material is low, while preparing work
Skill is simple, and production efficiency is high, superior product quality, and more environmentally-friendly；In addition, the composite engineering plastics have excellent thermal stability
And electric conductivity, the wasting of resources can be avoided with recycling.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, one skilled in the relevant art within the scope of knowledge, can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (5)
1. a kind of preparation method of environmental protection composite engineering plastics, which is characterized in that preparation method is：
(1) 20-38 parts of polytetrafluoroethylene (PTFE), 15-20 parts of hexamethylolmelamine pregnancy ether, mica powder 5-10 are weighed according to formula
Part, 8-12 parts of alumina in Nano level, 5-15 parts of vinyl acetate, 10-20 parts of glass fibre, 8-12 parts of trimellitic anhydride, Ti3SiC2
4-12 parts, 2-8 parts of methacrylic anhydride, 1-3 parts of ZrC, 2-5 parts of magnesia, 5-10 parts of sodium metasilicate, it is spare；
(2) by polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level at a temperature of 100-200 DEG C
It is stirred 10-20min；
(3) by Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, 15- is mixed at a temperature of 200-250 DEG C
25min；
(4) hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are added sequentially to
It walks in gains, 30-50min is stirred at a temperature of 100-150 DEG C；
(5) upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 200-275 DEG C.
2. the preparation method of environmental protection composite engineering plastics according to claim 1, which is characterized in that the step (2) will
Polytetrafluoroethylene (PTFE), glass fibre, mica powder, ZrC, magnesia, alumina in Nano level are stirred 15min at a temperature of 150 DEG C.
3. the preparation method of environmental protection composite engineering plastics according to claim 1, which is characterized in that the step (3) will
Ti3SiC2On being added after being mixed with sodium metasilicate in step gains, 20min is mixed at a temperature of 225 DEG C.
4. the preparation method of environmental protection composite engineering plastics according to claim 1, which is characterized in that the step (4) will
Hexamethylolmelamine pregnancy ether, vinyl acetate, trimellitic anhydride, methacrylic anhydride are added sequentially to step gains
In, stir 40min at a temperature of 125 DEG C.
5. the preparation method of environmental protection composite engineering plastics according to claim 1, which is characterized in that the step (5) will
Upper step gains are put into extruder, are squeezed out to get finished product at a temperature of 235 DEG C.
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| CN107746496A (en) * | 2017-11-14 | 2018-03-02 | 安徽同力新材料有限公司 | A kind of Wear-resistant engineering plastic |
| CN107778635A (en) * | 2017-11-14 | 2018-03-09 | 安徽同力新材料有限公司 | A kind of fire-resistant engineering plastics |
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| CN103665683A (en) * | 2013-11-19 | 2014-03-26 | 青岛汇而通商贸有限公司 | High-strength wear-resistant engineering plastic |
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