CN106189055A - A kind of polyoxymethylene resin composition - Google Patents
A kind of polyoxymethylene resin composition Download PDFInfo
- Publication number
- CN106189055A CN106189055A CN201610716793.6A CN201610716793A CN106189055A CN 106189055 A CN106189055 A CN 106189055A CN 201610716793 A CN201610716793 A CN 201610716793A CN 106189055 A CN106189055 A CN 106189055A
- Authority
- CN
- China
- Prior art keywords
- weight portion
- resin composition
- resin
- polyoxymethylene
- polyvinyl
- Prior art date
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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
- C08L59/00—Compositions of polyacetals; Compositions of derivatives of polyacetals
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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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
- C08L2207/04—Thermoplastic elastomer
Abstract
The present invention relates to a kind of polyoxymethylene resin composition.The polyoxymethylene resin composition that the present invention provides, component including following weight portion: acetal resin 40 99 weight portion, polyvinyl resin 1 60 weight portion, wollastonite 1 50 weight portion, tetramethylolmethane 10 50 weight portion, melamine cyanurate 12-25 weight portion, wherein polyvinyl resin comprises 0.1 2wt% active isocyanate；Inventor's early stage has carried out the screening experiment of substantial amounts of component and consumption, it is found surprisingly that, the polyvinyl resin containing specified quantitative active isocyanate is added in acetal resin, wollastonite, tetramethylolmethane and melamine cyanurate, and it is optionally added the compound containing maleic anhydride, the generation of carbide can be suppressed in preparation process, the compatibility between polyvinyl resin and acetal resin in polyoxymethylene composite resin composition can be improved, the polyoxymethylene resin composition being prepared has high impact strength, there is at weld bond intensity and the extension property of excellence, also there is high-mouldability.
Description
Technical field
The invention belongs to new material and environmental protection and energy saving technical field, particularly relate to a kind of polyoxymethylene resin composition.
Background technology
Acetal resin have excellent mechanical properties, creep resistance, fatigue resistance and wearability POM-H Acetal homopolymer or
Copolymer is widely used in Electrical and Electronic parts, or is applied to various character, including mechanical schemes
Field.But, the impact resistance of acetal resin is poor, thus its utilization is partly limited.
Summary of the invention
In view of the problem existing for prior art, the present invention provides a kind of polyoxymethylene resin composition, in preparation process
The generation of carbide can be suppressed, and improve the compatibility between resin used, there is high impact strength, have excellent at weld bond
Different intensity and extension property, also have high-mouldability.
The technical scheme is that
The invention provides a kind of polyoxymethylene resin composition, including the component of following weight portion: acetal resin 40-99
Weight portion, polyvinyl resin 1-60 weight portion, wollastonite 1-50 weight portion, tetramethylolmethane 10-50 weight portion, cyanuric acid melamine
Amine 12-25 weight portion, wherein polyvinyl resin comprises 0.1-2wt% active isocyanate.
The invention has the beneficial effects as follows: inventor's early stage has carried out the screening experiment of substantial amounts of component and consumption, unexpected
Discovery, in acetal resin add containing the polyvinyl resin of specified quantitative active isocyanate, wollastonite, tetramethylolmethane and
Melamine cyanurate, and it is optionally added the compound containing maleic anhydride, can improve in polyoxymethylene composite resin composition poly-
The compatibility between vinyl and acetal resin；Therefore can suppress the generation of carbide in preparation process, and improve institute
With the compatibility between resin, so there is high impact strength preparing polyoxymethylene resin composition, have excellent at weld bond
Different intensity and extension property, also have high-mouldability.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described acetal resin 55 weight portion, polyvinyl resin 35 weight portion, wollastonite 25 weight portion, season
Penta tetrol 30 weight portion, melamine cyanurate 20 weight portion, wherein polyvinyl resin comprises 1.2wt% active isocyanate.
Further, the average particulate diameter of described wollastonite is 0.8-50 micron.
Such scheme is used to provide the benefit that: to improve environment protecting further, simultaneously facilitate mixing.
Further, described acetal resin relative density is 1.40-1.45g/cm3, and fusing point is 170-180 DEG C, melt
Viscosity be 0.3-3 degree of crystallinity be 65-85%, mean molecule quantity is 10000-200000.
Further, described polyoxymethylene resin composition also includes toughener 10-30 weight portion.
Further, described toughener is thermoplastic elastomer (TPE).
Further, also include in described polyvinyl resin that 0.01-5% contains the compound of maleic anhydride.
Such scheme is used to provide the benefit that: carbon can be suppressed in preparation process by adding the compound of maleic anhydride
The generation of compound, can increase the compatibility between polyvinyl resin and acetal resin, improves acetal resin combination further
The shock strength of thing, extension property and high-mouldability.
Detailed description of the invention
Principle and feature to the present invention are described below, and example is served only for explaining the present invention, is not intended to limit
Determine the scope of the present invention.
A kind of polyoxymethylene resin composition, the invention provides a kind of polyoxymethylene resin composition, acetal resin 40-99
Weight portion, polyvinyl resin 1-60 weight portion, wollastonite 1-50 weight portion, tetramethylolmethane 10-50 weight portion, cyanuric acid melamine
Amine 12-25 weight portion, wherein polyvinyl resin comprises 0.1-2wt% active isocyanate.
Inventor's early stage has carried out the screening experiment of substantial amounts of component and consumption, is found surprisingly that, inventor's early stage is entered
Go the screening experiment of substantial amounts of component and consumption, be found surprisingly that, add in acetal resin containing specified quantitative activity
The polyvinyl resin of isocyanates, wollastonite, tetramethylolmethane and melamine cyanurate, and it is optionally added the change containing maleic anhydride
Compound, can improve the compatibility between polyvinyl resin and acetal resin in polyoxymethylene composite resin composition；Therefore exist
Preparation process can suppress the generation of carbide, and improve the compatibility between resin used, so prepare acetal resin
Compositions has high impact strength, has intensity and the extension property of excellence, also have high-mouldability at weld bond.
It is introduced below by specific embodiment.
Embodiment 1
A kind of polyoxymethylene resin composition, acetal resin 40 weight portion, polyvinyl resin 1 weight portion, wollastonite 1 weight
Part, tetramethylolmethane 10 weight portion, melamine cyanurate 12 weight portion, wherein polyvinyl resin comprises 0.1wt% activity isocyanide
Acid esters；The average particulate diameter of described wollastonite is 0.8 micron, and described acetal resin relative density is 1.40-1.45g/
Cm3, fusing point is 170-180 DEG C, melt viscosity be 0.3-3 degree of crystallinity be 65-85%, mean molecule quantity is 10000-200000,
Also include in described polyvinyl resin that 0.01-5% contains the compound of maleic anhydride.
Embodiment 2
A kind of polyoxymethylene resin composition, acetal resin 40-99 weight portion, polyvinyl resin 1-60 weight portion, silicon ash
Stone 1-50 weight portion, tetramethylolmethane 10-50 weight portion, melamine cyanurate 12-25 weight portion, wherein polyvinyl resin bag
Containing 1.2wt% active isocyanate, remaining component is identical with the content in embodiment 1 with content.
Embodiment 3
A kind of polyoxymethylene resin composition, including: acetal resin 99 weight portion, polyvinyl resin 60 weight portion, silicon ash
Stone 50 weight portion, tetramethylolmethane 50 weight portion, melamine cyanurate 25 weight portion, wherein polyvinyl resin comprises 2wt% work
Property isocyanates, the most also include the toughener of 10-30 weight portion, it is preferable that described toughener is thermoplastic simultaneously
Property elastomer.
Comparative example 1
Acetal resin equivalent is used to replace polyvinyl resin, simultaneously the wollastonite in removing embodiment 1, remaining component
With content with all identical with embodiment.
Comparative example 2
Acetal resin equivalent is used to replace polyvinyl resin, simultaneously the wollastonite in removing embodiment 1 and season penta 4
Alcohol, remaining component and content are with all identical with embodiment.
Comparative example 3
Acetal resin equivalent is used to replace polyvinyl resin, simultaneously the wollastonite in removing embodiment 1 and cyanuric acid
Tripolycyanamide, remaining component and content are with all identical with embodiment.
Measure of merit
Measure respectively in the compositions in polyoxymethylene resin composition and comparative example prepared by above-described embodiment and comparative example
Physical characteristic.
Test result is as shown in table 1.
Table 1
According to the data in table 1 it can be seen that the polyoxymethylene resin composition that technical scheme provides has height
Shock strength, has intensity and the extension property of excellence at weld bond, also has high-mouldability.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (7)
1. a polyoxymethylene resin composition, it is characterised in that include the component of following weight portion: acetal resin 40-99 is heavy
Amount part, polyvinyl resin 1-60 weight portion, wollastonite 1-50 weight portion, tetramethylolmethane 10-50 weight portion, melamine cyanurate
12-25 weight portion, wherein polyvinyl resin comprises 0.1-2wt% active isocyanate.
Polyoxymethylene resin composition the most according to claim 1, it is characterised in that described acetal resin 55 weight portion,
Polyvinyl resin 35 weight portion, wollastonite 25 weight portion, tetramethylolmethane 30 weight portion, melamine cyanurate 20 weight portion, its
Middle polyvinyl resin comprises 1.2wt% active isocyanate.
Polyoxymethylene resin composition the most according to claim 1, it is characterised in that the average particulate diameter of described wollastonite
For 0.8-50 micron.
Polyoxymethylene resin composition the most according to claim 1, it is characterised in that described acetal resin relative density is
1.40-1.45g/cm3, fusing point is 170-180 DEG C, melt viscosity be 0.3-3 degree of crystallinity be 65-85%, mean molecule quantity is
10000-200000。
Polyoxymethylene resin composition the most according to claim 1, it is characterised in that also include toughener 10-30 weight portion.
Polyoxymethylene resin composition the most according to claim 5, it is characterised in that described toughener is thermoplastic elastic
Body.
Polyoxymethylene resin composition the most according to claim 1, it is characterised in that also include in described polyvinyl resin
The 0.01-5% compound containing maleic anhydride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716793.6A CN106189055A (en) | 2016-08-24 | 2016-08-24 | A kind of polyoxymethylene resin composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716793.6A CN106189055A (en) | 2016-08-24 | 2016-08-24 | A kind of polyoxymethylene resin composition |
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| Publication Number | Publication Date |
|---|---|
| CN106189055A true CN106189055A (en) | 2016-12-07 |
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ID=57524894
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610716793.6A Pending CN106189055A (en) | 2016-08-24 | 2016-08-24 | A kind of polyoxymethylene resin composition |
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| CN (1) | CN106189055A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1589295A (en) * | 2001-11-21 | 2005-03-02 | 韩国工程塑料有限公司 | Polyoxymethylene composite resin composition and articles prepared therefrom |
| CN1995130A (en) * | 2006-12-28 | 2007-07-11 | 深圳市科聚新材料有限公司 | Halogen-free environment-friendly flame-proof polyoxymethylene resin and its preparation method |
| CN104130544A (en) * | 2014-08-10 | 2014-11-05 | 韩巧 | Flame-retardant car ceiling material and preparation method thereof |
| CN104788839A (en) * | 2015-04-17 | 2015-07-22 | 柳州蔚园塑料彩印包装有限责任公司 | High abrasion-resistant engineering plastic |
-
2016
- 2016-08-24 CN CN201610716793.6A patent/CN106189055A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1589295A (en) * | 2001-11-21 | 2005-03-02 | 韩国工程塑料有限公司 | Polyoxymethylene composite resin composition and articles prepared therefrom |
| CN1995130A (en) * | 2006-12-28 | 2007-07-11 | 深圳市科聚新材料有限公司 | Halogen-free environment-friendly flame-proof polyoxymethylene resin and its preparation method |
| CN104130544A (en) * | 2014-08-10 | 2014-11-05 | 韩巧 | Flame-retardant car ceiling material and preparation method thereof |
| CN104788839A (en) * | 2015-04-17 | 2015-07-22 | 柳州蔚园塑料彩印包装有限责任公司 | High abrasion-resistant engineering plastic |
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Application publication date: 20161207 |