CN108929535A - A kind of auto parts and components shock resistance oil resistant composite plastic - Google Patents
A kind of auto parts and components shock resistance oil resistant composite plastic Download PDFInfo
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- CN108929535A CN108929535A CN201810833159.XA CN201810833159A CN108929535A CN 108929535 A CN108929535 A CN 108929535A CN 201810833159 A CN201810833159 A CN 201810833159A CN 108929535 A CN108929535 A CN 108929535A
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- parts
- shock resistance
- composite plastic
- oil resistant
- auto parts
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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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
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- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention belongs to auto parts field of material technology, more particularly to a kind of auto parts and components with shock resistance oil resistant composite plastic, the raw material including following parts by weight: 65-75 parts of nylon resin, 22-28 parts of high density polyethylene (HDPE), egg-shell meal 12-16 parts modified, stearic acid pair -3-5 parts of hydroxyethylamino ethyl ester, 6-10 parts of organic metal carboxylic acid compound, β-C-6- sulfuric ester -2-4 parts of chitosan class compound, 1-3 parts of plasticizer.The present invention is had the advantage that in the present invention compared with prior art by being modified to egg shell powder, it can increase its crystallization temperature after nylon resin is added, shock resistance and oil resistance can be increased substantially with other raw materials synergistic effect, bending strength and modulus improve, tensile strength reduction is unobvious, can satisfy its production requirement for auto parts and components.
Description
Technical field
The invention belongs to auto parts field of material technology, and in particular to a kind of auto parts and components are compound with shock resistance oil resistant
Plastics.
Background technique
As the improvement of people's living standards, automobile industry is also rapidly developed, therefore to auto parts and components
It is required that also higher and higher, wherein on the basis of keeping vehicle safety, realize automobile lightweight be production one it is important
Direction, therefore, in auto parts and components, there are many all replacing with plastic material by metal material, but compared with metal material,
Although light weight, its impact strength is also unable to reach requirement, meanwhile, in actual use, it will usually use lubrication
Oil is lubricated auto parts and components, and composite plastic can be corroded under the high temperature conditions by oil plant, and the prior art studies very this
It is few, in eggshell containing 95% ingredients calcium carbonate, can be used as filler material and prepare composite material, but additional amount egg-shell meal will affect
The shock resistance of substrate, therefore, it is necessary to further Improvements.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of auto parts and components shock resistance oil resistant composite plastic is provided
Material.
The present invention is achieved by the following technical solutions: a kind of auto parts and components shock resistance oil resistant composite plastic, packet
Include the raw material of following parts by weight: 65-75 parts of nylon resin, 22-28 parts of high density polyethylene (HDPE), egg-shell meal 12-16 parts modified, tristearin
Sour double -3-5 parts of hydroxyethylamino ethyl ester, 6-10 parts of organic metal carboxylic acid compound, β-C-6- sulfuric ester-chitosan class compound
2-4 parts, 1-3 parts of plasticizer；
The modified egg-shell meal the preparation method comprises the following steps:
(1) it dries after cleaning egg shell to water content and is lower than 5%, 40 meshes are crossed after pulverizing, then by gained egg shell powder
The acetic acid copper solution for being 5.2-5.8% with mass concentration, stir process 25-35 minutes under conditions of temperature is 65-70 DEG C, mistake
It dries after filter to water content and is lower than 8%, obtain middle material A；
(2) middle material A and its weight 4-6% hexamethylphosphoramide, 1.2-1.8% diisocyanate, 0.4-0.6% will be equivalent to
Silicone coupling agents, the mixing of 0.1-0.3% sodium thiosulfate containing sulfydryl, ball-milling treatment under conditions of temperature is 180-220 DEG C
3-4 hours to get.
As further improvement of these options, the organic metal carboxylic acid compound be dibutyl tin dilaurate,
One of stannous octoate, stannous acetate, zinc octoate or isooctyl acid lead.
As further improvement of these options, the β-C-6- sulfuric ester-chitosan class compound molecular weight is
2000-4574kDa。
As further improvement of these options, the diisocyanate is toluene di-isocyanate(TDI), diphenyl methane
Diisocyanate, benzene dimethylene diisocyanate, naphthalene diisocyanate, dicyclohexyl methyl hydride diisocyanate, 1,6- oneself two
One of isocyanates and isophorone diisocyanate.
As further improvement of these options, the silicone coupling agents containing sulfydryl are sulfydryl trimethoxy silane
Coupling agent, sulfydryl triethoxysilane coupling agent, sulfydryl-methoxyl group diethoxy silane coupling agent or sulfydryl dimethoxy-second
Oxysilane coupling agent.
As further improvement of these options, the plasticizer is dioctyl sebacate and dibutyl phthalate
One of.
As further improvement of these options, ball milling condition is ball milling under nitrogen atmosphere, ball in the step (2)
Mill mass ratio is 20:1, and revolving speed is 300-400 revs/min.
The present invention is had the advantage that in the present invention compared with prior art by being modified to egg shell powder, and Buddhist nun is added
It can increase its crystallization temperature after imperial resin, shock resistance and oil resistivity can be increased substantially with other raw materials synergistic effect
Can, bending strength and modulus improve, and tensile strength reduction is unobvious, can satisfy its production for auto parts and components
It is required that.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
Embodiment 1
A kind of auto parts and components are with shock resistance oil resistant composite plastic, the raw material including following parts by weight: 70 parts of nylon resin, highly dense
Spend 25 parts of polyethylene, modified 14 parts of egg-shell meal, stearic acid it is double -4 parts of hydroxyethylamino ethyl ester, 8 parts of organic metal carboxylic acid compound,
β-C-6- sulfuric ester -3 parts of chitosan class compound, 2 parts of plasticizer；
The modified egg-shell meal the preparation method comprises the following steps:
(1) it dries after cleaning egg shell to water content and is lower than 5%, 40 meshes are crossed after pulverizing, then by gained egg shell powder
The acetic acid copper solution for being 5.5% with mass concentration is dried extremely after filtering stir process 30 minutes under conditions of temperature is 68 DEG C
Water content is lower than 8%, obtains middle material A；
(2) middle material A and 5 amount 4-6% hexamethylphosphoramide, 1.5% diisocyanate, the 0.5% silicon oxygen containing sulfydryl will be equivalent to
Alkane coupling agent, the mixing of 0.2% sodium thiosulfate, under conditions of temperature is 200 DEG C ball-milling treatment 3.5 hours to get.
Wherein, the organic metal carboxylic acid compound is dibutyl tin dilaurate.
Wherein, the β-C-6- sulfuric ester-chitosan class compound molecular weight is 2000-4574kDa.
Wherein, the diisocyanate is toluene di-isocyanate(TDI).
Wherein, the silicone coupling agents containing sulfydryl are sulfydryl trimethoxysilane coupling agent.
Wherein, the plasticizer is dioctyl sebacate.
Wherein, ball milling condition is that ball milling, quality of the ball mill ratio are 20:1 under nitrogen atmosphere in the step (2), and revolving speed is
350 revs/min.
Embodiment 2
A kind of auto parts and components are with shock resistance oil resistant composite plastic, the raw material including following parts by weight: 65 parts of nylon resin, highly dense
Spend 28 parts of polyethylene, modified 12 parts of egg-shell meal, stearic acid it is double -5 parts of hydroxyethylamino ethyl ester, 6 parts of organic metal carboxylic acid compound,
β-C-6- sulfuric ester -4 parts of chitosan class compound, 3 parts of plasticizer；
The modified egg-shell meal the preparation method comprises the following steps:
(1) it dries after cleaning egg shell to water content and is lower than 5%, 40 meshes are crossed after pulverizing, then by gained egg shell powder
The acetic acid copper solution for being 5.2% with mass concentration is dried extremely after filtering stir process 35 minutes under conditions of temperature is 70 DEG C
Water content is lower than 8%, obtains middle material A；
(2) middle material A and its 4% hexamethylphosphoramide of weight, 1.2% diisocyanate, 0.4% silicon containing sulfydryl will be equivalent to
Oxygen alkane coupling agent, the mixing of 0.1% sodium thiosulfate, under conditions of temperature is 180 DEG C ball-milling treatment 4 hours to get.
Wherein, the organic metal carboxylic acid compound is stannous octoate.
Wherein, the β-C-6- sulfuric ester-chitosan class compound molecular weight is 2000-4574kDa.
Wherein, the diisocyanate is benzene dimethylene diisocyanate.
Wherein, the silicone coupling agents containing sulfydryl are sulfydryl-methoxyl group diethoxy silane coupling agent.
Wherein, the plasticizer is dibutyl phthalate.
Wherein, ball milling condition is that ball milling, quality of the ball mill ratio are 20:1 under nitrogen atmosphere in the step (2), and revolving speed is
400 revs/min.
Embodiment 3
A kind of auto parts and components are with shock resistance oil resistant composite plastic, the raw material including following parts by weight: 75 parts of nylon resin, highly dense
Spend 22 parts of polyethylene, modified 16 parts of egg-shell meal, stearic acid pair -3 parts of hydroxyethylamino ethyl ester, organic metal carboxylic acid compound 10
Part, β-C-6- sulfuric ester -2 parts of chitosan class compound, 1 part of plasticizer；
The modified egg-shell meal the preparation method comprises the following steps:
(1) it dries after cleaning egg shell to water content and is lower than 5%, 40 meshes are crossed after pulverizing, then by gained egg shell powder
The acetic acid copper solution for being 5.8% with mass concentration is dried extremely after filtering stir process 25 minutes under conditions of temperature is 65 DEG C
Water content is lower than 8%, obtains middle material A；
(2) middle material A and its 6% hexamethylphosphoramide of weight, 1.8% diisocyanate, 0.6% silicon containing sulfydryl will be equivalent to
Oxygen alkane coupling agent, the mixing of 0.3% sodium thiosulfate, under conditions of temperature is 220 DEG C ball-milling treatment 3 hours to get.
Wherein, the organic metal carboxylic acid compound is stannous acetate.
Wherein, the β-C-6- sulfuric ester-chitosan class compound molecular weight is 2000-4574kDa.
Wherein, the diisocyanate is 1, hexamethylene-diisocyanate.
Wherein, the silicone coupling agents containing sulfydryl are sulfydryl Dimethoxy-ethoxy silane coupling agent.
Wherein, the plasticizer is dibutyl phthalate.
Wherein, ball milling condition is that ball milling, quality of the ball mill ratio are 20:1 under nitrogen atmosphere in the step (2), and revolving speed is
300 revs/min.
Control group 1 is set, egg-shell meal modified in embodiment 1 is replaced with etc. to the unmodified egg-shell meal of weight, remaining content
It is constant；
Control group 2 is set, organic metal carboxylic acid compound in embodiment 1 is removed, remaining content is constant；
Control group 3 is set, β-C-6- sulfuric ester in embodiment 1-chitosan class compound is removed, remaining content is constant；
Control group 4 is set, the additive amount of egg-shell meal modified in embodiment 1 is revised as 20 parts, remaining content is constant；
The mechanical property that blank group is nylon is set；
Tensile strength is tested by GB/T1040.1-2006 " plastic tensile performance ", test speed 50mm/min, test temperature
Degree is room temperature；
Cantilever beam impact strength is tested by GB/T1843-2008 " plastics cantilever beam impact strength ", and test temperature is room temperature；
Bending strength is tested by GB/T 9341-2008 " plastics bending property ", speed of experiment 2mm/min；
Plastics obtained by each group are detected, following result is obtained:
Table 1
It can be seen that composite plastic shock resistance in the present invention by data in table 1 to be significantly improved, bending strength and modulus
It improves, tensile strength reduces unobvious.
Composite plastic is impregnated 192 hours in 150 DEG C of machine oil, above-mentioned each group of data is detected again after the completion, obtains
Following result:
Table 2
It can be seen that in the present invention that composite plastic oil resistivity is strong by data in table 2, the scope of application is wider.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of auto parts and components shock resistance oil resistant composite plastic, which is characterized in that the raw material including following parts by weight: nylon
65-75 parts of resin, 22-28 parts of high density polyethylene (HDPE), egg-shell meal 12-16 parts modified, stearic acid pair-hydroxyethylamino ethyl ester 3-5
Part, 6-10 parts of organic metal carboxylic acid compound, β-C-6- sulfuric ester -2-4 parts of chitosan class compound, 1-3 parts of plasticizer；
The modified egg-shell meal the preparation method comprises the following steps:
(1) it dries after cleaning egg shell to water content and is lower than 5%, 40 meshes are crossed after pulverizing, then by gained egg shell powder
The acetic acid copper solution for being 5.2-5.8% with mass concentration, stir process 25-35 minutes under conditions of temperature is 65-70 DEG C, mistake
It dries after filter to water content and is lower than 8%, obtain middle material A；
(2) middle material A and its weight 4-6% hexamethylphosphoramide, 1.2-1.8% diisocyanate, 0.4-0.6% will be equivalent to
Silicone coupling agents, the mixing of 0.1-0.3% sodium thiosulfate containing sulfydryl, ball-milling treatment under conditions of temperature is 180-220 DEG C
3-4 hours to get.
2. a kind of auto parts and components shock resistance oil resistant composite plastic as described in claim 1, which is characterized in that organic gold
Category carboxylic acid compound is one of dibutyl tin dilaurate, stannous octoate, stannous acetate, zinc octoate or isooctyl acid lead.
3. a kind of auto parts and components shock resistance oil resistant composite plastic as described in claim 1, which is characterized in that the β-C-6-
Sulfuric ester-chitosan class compound molecular weight is 2000-4574kDa.
4. a kind of auto parts and components shock resistance oil resistant composite plastic as described in claim 1, which is characterized in that two isocyanide
Acid esters be toluene di-isocyanate(TDI), methyl diphenylene diisocyanate, benzene dimethylene diisocyanate, naphthalene diisocyanate,
One of dicyclohexyl methyl hydride diisocyanate, hexamethylene diisocyanate and isophorone diisocyanate.
5. a kind of auto parts and components shock resistance oil resistant composite plastic as described in claim 1, which is characterized in that described to contain sulfydryl
Silicone coupling agents be sulfydryl trimethoxysilane coupling agent, sulfydryl triethoxysilane coupling agent, sulfydryl-methoxyl group diethyl
Oxysilane coupling agent or sulfydryl Dimethoxy-ethoxy silane coupling agent.
6. a kind of auto parts and components shock resistance oil resistant composite plastic as described in claim 1, which is characterized in that the plasticizer
For one of dioctyl sebacate and dibutyl phthalate.
7. a kind of auto parts and components shock resistance oil resistant composite plastic as described in claim 1, which is characterized in that the step
(2) ball milling condition is that ball milling, quality of the ball mill ratio are 20:1 under nitrogen atmosphere in, and revolving speed is 300-400 revs/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833159.XA CN108929535A (en) | 2018-07-26 | 2018-07-26 | A kind of auto parts and components shock resistance oil resistant composite plastic |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810833159.XA CN108929535A (en) | 2018-07-26 | 2018-07-26 | A kind of auto parts and components shock resistance oil resistant composite plastic |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3947373A (en) * | 1973-09-12 | 1976-03-30 | Teijin Ltd. | Electrically insulating powdery material, a process for its preparation and thermally conducting and electrically insulating filled resin composition using said insulating powdery material as filler |
| CN101987917A (en) * | 2009-07-30 | 2011-03-23 | 现代自动车株式会社 | Conductive polyamide composite composition and fuel transport tube using the same |
| CN103642212A (en) * | 2013-11-18 | 2014-03-19 | 安徽宜万丰电器有限公司 | Toughening oil-resistant modified nylon material for automobile plastic members |
| CN103865261A (en) * | 2014-03-25 | 2014-06-18 | 陈利山 | Packaging material for beverage |
-
2018
- 2018-07-26 CN CN201810833159.XA patent/CN108929535A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3947373A (en) * | 1973-09-12 | 1976-03-30 | Teijin Ltd. | Electrically insulating powdery material, a process for its preparation and thermally conducting and electrically insulating filled resin composition using said insulating powdery material as filler |
| CN101987917A (en) * | 2009-07-30 | 2011-03-23 | 现代自动车株式会社 | Conductive polyamide composite composition and fuel transport tube using the same |
| CN103642212A (en) * | 2013-11-18 | 2014-03-19 | 安徽宜万丰电器有限公司 | Toughening oil-resistant modified nylon material for automobile plastic members |
| CN103865261A (en) * | 2014-03-25 | 2014-06-18 | 陈利山 | Packaging material for beverage |
Non-Patent Citations (1)
| Title |
|---|
| 杨鸣波 等: "《中国材料工程大典 第6卷 高分子材料工程（上）》", 31 March 2006, 北京：化学工业出版社 * |
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