CN109575533A - A kind of composite material and preparation method for imitating natural bamboo tone color for edge tones vibration aerophone - Google Patents
A kind of composite material and preparation method for imitating natural bamboo tone color for edge tones vibration aerophone Download PDFInfo
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- CN109575533A CN109575533A CN201811457063.4A CN201811457063A CN109575533A CN 109575533 A CN109575533 A CN 109575533A CN 201811457063 A CN201811457063 A CN 201811457063A CN 109575533 A CN109575533 A CN 109575533A
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- Prior art keywords
- vibration
- aerophone
- tone color
- edge tones
- natural bamboo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2425/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2425/02—Homopolymers or copolymers of hydrocarbons
- C08J2425/04—Homopolymers or copolymers of styrene
- C08J2425/14—Homopolymers or copolymers of styrene with unsaturated esters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of composite material and preparation methods that natural bamboo tone color is imitated for edge tones vibration aerophone, its key points of the technical solution are that including following weight percent composition: PCTG resin 55-75%, TPU resin 8-15%, fiber 5-25%, compatilizer 4-6%, antioxidant 0.2-0.5%, lubricant 0.3-0.5%, foaming agent 0.5-1%.The present invention provides a kind of fibrous composite that natural bamboo tone color is imitated for edge tones vibration aerophone, has the ability of production edge tones vibration aerophone, and thus, it is possible to obtain similar tone color, with more the characteristic of moisture-proof corrosion resistant.
Description
[technical field]
The invention belongs to technical field of polymer materials, and in particular to one kind is imitative natural for edge tones vibration aerophone
The composite material and preparation method of bamboo wood tone color.
[background technique]
China National class edge tones is vibrated most of aerophone and is manufactured using natural bamboo, and bamboo wood quality is solid, resonance
Well, tone color is clear and melodious long, has significant difference with other materials tone colors such as bone, wood, stone, metals, natural bamboo is selected strictly, added
Work process is longer, and saves improper extremely easy moisture damage, and general polymer material substitution bamboo wood is difficult to obtain for the kind musical instrument
Similar tone color is obtained, the design feature of the special available similar natural bamboo of modification complex method is passed through.
[summary of the invention]
The present invention provides a kind of PCTG/TPU/ plant fiber that natural bamboo tone color is imitated for edge tones vibration aerophone
Composite material has the ability of production edge tones vibration aerophone, and thus, it is possible to obtain similar tone color, resistance to more moisture-proof
Rotten characteristic.
The present invention also provides a kind of PCTG/TPU/ plant for imitating natural bamboo tone color for edge tones vibration aerophone is fine
Tie up the preparation method of composite material.
Technical solution of the present invention is as follows:
A kind of composite material for imitating natural bamboo tone color for edge tones vibration aerophone, including following weight percent
Component:
Preferably, the PCTG resin be transparent amorphous material, the TPU resin be transparency liquid, solid content 73%,
Viscosity 2000-3000mpa.s.The PCTG resin is free of bisphenol-A, the high grade of transparency, impact resistance a amorphism, high temperature resistant by force
Up to 109 degree, meet FDA, durability, hydrolysis, high-impact, the TPU resin is hydroxyl acrylic resin, with respect to having
Faster rate of drying, high richness, hydroxy radical content 3.0, solid content 73%.
Preferably, the fiber be flaxen fiber, cotton fiber, glass fibre, aramid fiber, two kinds in basalt fibre or
Several combinations.
Preferably, the compatilizer is styrene-acrylonitrile-methyl methacrylate ethylene oxidic ester.Compatilizer is excellent
It is selected as styrene-acrylonitrile-methyl methacrylate ethylene oxidic ester, with vinyl and has the epoxy group of ionic reaction
Liang Ge functional group can be polymerize in a manner of functional group, can also be polymerize in a manner of ionic reaction, so can be used for vinyl-type polymer
And hardness, adhesive force and against weather of system etc. can be improved in the modification of condensation polymer type polymer.
Preferably, the foaming agent is AC foaming agent, and producing foamed master batch.AC foaming agent has performance stable, no
It is inflammable, do not pollute, non-toxic and tasteless feature, mold is not corroded, product is not dyed, decomposition temperature is adjustable, does not influence to solidify
And shaping speed.
Preferably, the antioxidant is antioxidant 245, composite antioxidant BRUGGOLEN H161, antioxidant 1010, resists
One or more of oxygen agent 168 mixture.Antioxidant can be improved the stability of system, preferably composite antioxidant
BRUGGOLEN H161 is the very effective non-fading antioxidant of one kind and heat stabilizer, and system is made to have good processing steady
It is qualitative, resist xanthochromia and degradation.
Preferably, the lubricant is mixed for one or more of pentaerythrite stearate, polysiloxanes, zinc stearate
Close object.Lubricant is preferably zinc stearate, without toxic components such as heavy metals, has preferable electrical insulating property.
A kind of preparation method of composite material that imitating natural bamboo tone color for edge tones vibration aerophone, including it is following
Step:
(1), PCTG resin, TPU resin, compatilizer, antioxidant, the lubricant for weighing definite quality as required are added together
High-speed mixer carries out blending and stirring, obtains mixed material；
(2), the material in 1 is added twin-screw extrude, carrying out heating melts mixture；
(3), a certain proportion of fiber is added from side spout, in company with material together blending extrusion at item；
(4), and etc. after extruded material is cooling in (3), pelletizing, drying are carried out to it；
(5), the particle in step (4) is uniformly mixed with foaming master batch obtained in advance, obtains vibrating for edge tones
Aerophone imitates the composite material of natural bamboo tone color.
The present invention compared with the existing technology, has the advantage that
A kind of fibrous composite and its system for imitating natural bamboo tone color for edge tones vibration aerophone of the invention
Preparation Method, material obtained have design feature similar with natural bamboo, for substituting natural bamboo production edge tones vibration
Take offence and crying musical instrument and obtain similar tone color, and overcome natural bamboo musical instrument not moisture-proof intolerant to corruption, the defect of durability difference.
[specific embodiment]
Below in conjunction with specific embodiment 1-4, the present invention is further illustrated, but embodiment does not appoint the present invention
The restriction of what form.
A kind of preparation method of composite material that imitating natural bamboo tone color for edge tones vibration aerophone, including it is following
Step:
(1), PCTG resin, TPU resin, compatilizer, antioxidant, the lubricant for weighing definite quality as required are added together
High-speed mixer carries out blending and stirring, obtains mixed material；
(2), the material in 1 is added twin-screw extrude, carrying out heating melts mixture；
(3), a certain proportion of fiber is added from side spout, in company with material together blending extrusion at item；
(4), and etc. after extruded material is cooling in (3), pelletizing, drying are carried out to it；
(5), the particle in step (4) is uniformly mixed with foaming master batch obtained in advance, obtains vibrating for edge tones
Aerophone imitates the PCTG/TPU/ fibrous composite of natural bamboo tone color.
Examples 1 to 2:
By weight each raw material is weighed respectively, PCTG resin, TPU resin, compatilizer, fiber, antioxidant, lubricant are in height
Fast mixing machine mixes 5~6 minutes, and mixed material is then placed in double screw extruder and melted, be granulated, extrusion process are as follows:
First area's temperature is 180 DEG C, the secondth area~the 4th area is 220~240 DEG C, the 5th area~the 9th area is 200~220 DEG C, head
Temperature is 250 DEG C, main-machine screw 350~390rpm of revolving speed, 18~20Hz of feeding frequency.Then particle and foaming agent master batch are mixed
It closes and uniformly obtains vibrating the PCTG/TPU/ fibrous composite that aerophone imitates natural bamboo tone color for edge tones.
Embodiment 3~4:
By weight each raw material is weighed respectively, PCTG resin, TPU resin, compatilizer, fiber, antioxidant, lubricant are in height
Fast mixing machine mixes 6~8 minutes, and mixed material is then placed in double screw extruder and melted, be granulated, extrusion process are as follows:
First area's temperature is 180 DEG C, the secondth area~the 4th area is 220~240 DEG C, the 5th area~the 9th area is 200~220 DEG C, head
Temperature is 250 DEG C, main-machine screw 390~420rpm of revolving speed, 20~24Hz of feeding frequency.Then particle and foaming agent master batch are mixed
It closes uniform.
Table 1: Examples 1 to 4 each component degree
The pellet of Examples 1 to 4 is molded into test bars to test, testing standard is according to iso standard:
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | |
| Density | 1.478 | 1.458 | 1.485 | 1.476 |
| Notch impact strength/KJ/M2 | 16.7 | 18.6 | 17.7 | 18.9 |
| Tensile strength/Mpa | 65.8 | 63.4 | 67.5 | 64.8 |
| Elongation at break/% | 6.7 | 8.8 | 7.5 | 7.8 |
| Bending strength/Mpa | 88.5 | 85.2 | 87.5 | 88.9 |
| Bending modulus/Mpa | 2058.3 | 1970.8 | 2062.1 | 1973.6 |
| Melt index/g/10min | 20 | 30 | 22 | 32 |
By Examples 1 to 4 material, model injection molding is respectively referred to, the representative in edge tones vibration aerophone is made
Type musical instrument Tartar reed flute and side bloom flute, and professional performance personnel is transferred to play wind instruments respectively, wherein capable of emitting 12 degree of the five-tone scale of Tartar reed flute, sends out
Sound is soft, simple and honest, and tone color is mellow and full, deep；Side bloom flute is clear and melodious, loud and sonorous, transparent and mellow and full, volume up-down, power, length with it is bamboo
Musical instrument is similar, can basically reach tone color similar with natural bamboo musical instrument.
In summary, presently preferred embodiments of the present invention, it is done within the spirit and principles of the present invention it is any modification,
Equivalent replacement and improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of composite material for imitating natural bamboo tone color for edge tones vibration aerophone, it is characterised in that including weighing as follows
Measure percent composition:
2. a kind of composite material that natural bamboo tone color is imitated for edge tones vibration aerophone according to claim 1,
It is characterized by: the PCTG resin is transparent amorphous material, the TPU resin is transparency liquid, solid content 50%, viscosity
1000-3000mpa.s。
3. a kind of composite material that natural bamboo tone color is imitated for edge tones vibration aerophone according to claim 1,
It is characterized by: the fiber is flaxen fiber, cotton fiber, glass fibre, aramid fiber, two or more in basalt fibre
Combination.
4. a kind of composite material that natural bamboo tone color is imitated for edge tones vibration aerophone according to claim 1,
It is characterized by: the compatilizer is styrene-acrylonitrile-methyl methacrylate ethylene oxidic ester.
5. a kind of composite material that natural bamboo tone color is imitated for edge tones vibration aerophone according to claim 1,
It is characterized by: the foaming agent is AC foaming agent, and producing foamed master batch.
6. a kind of composite material that natural bamboo tone color is imitated for edge tones vibration aerophone according to claim 1,
It is characterized by: the antioxidant is antioxidant 245, composite antioxidant BRUGGOLEN H161, antioxidant 1010, antioxidant
One or more of 168 mixtures.
7. a kind of composite material that natural bamboo tone color is imitated for edge tones vibration aerophone according to claim 1,
It is characterized by: the lubricant is the mixing of one or more of pentaerythrite stearate, polysiloxanes, zinc stearate
Object.
8. a kind of preparation method for the composite material for imitating natural bamboo tone color for edge tones vibration aerophone, it is characterised in that
The following steps are included:
(1), high speed is added in PCTG resin, TPU resin, compatilizer, antioxidant, the lubricant for weighing definite quality as required together
Blender carries out blending and stirring, obtains mixed material；
(2), the material in 1 is added twin-screw extrude, carrying out heating melts mixture；
(3), a certain proportion of fiber is added from side spout, in company with material together blending extrusion at item；
(4), and etc. after extruded material is cooling in (3), pelletizing, drying are carried out to it；
(5), the particle in step (4) is uniformly mixed with foaming master batch obtained in advance, is obtained for edge tones vibration gas ring
Musical instrument imitates the composite material of natural bamboo tone color.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811457063.4A CN109575533A (en) | 2018-11-30 | 2018-11-30 | A kind of composite material and preparation method for imitating natural bamboo tone color for edge tones vibration aerophone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811457063.4A CN109575533A (en) | 2018-11-30 | 2018-11-30 | A kind of composite material and preparation method for imitating natural bamboo tone color for edge tones vibration aerophone |
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| Publication Number | Publication Date |
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| CN109575533A true CN109575533A (en) | 2019-04-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054779A (en) * | 1990-03-08 | 1991-09-25 | B.F.谷德里奇公司 | Fibre-reinforced thermoplastic molding compoistions |
| CN102863749A (en) * | 2012-09-26 | 2013-01-09 | 上海锦湖日丽塑料有限公司 | Low-warpage glass fiber reinforced polyester composite and preparation method thereof |
| CN104610712A (en) * | 2015-02-03 | 2015-05-13 | 上海日之升新技术发展有限公司 | High-ductility heat-proof PCTG material and preparation method thereof |
| CN104629274A (en) * | 2015-02-11 | 2015-05-20 | 广州辰东新材料有限公司 | Polyester composite material for nano injection molding and preparation method thereof |
-
2018
- 2018-11-30 CN CN201811457063.4A patent/CN109575533A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054779A (en) * | 1990-03-08 | 1991-09-25 | B.F.谷德里奇公司 | Fibre-reinforced thermoplastic molding compoistions |
| CN102863749A (en) * | 2012-09-26 | 2013-01-09 | 上海锦湖日丽塑料有限公司 | Low-warpage glass fiber reinforced polyester composite and preparation method thereof |
| CN104610712A (en) * | 2015-02-03 | 2015-05-13 | 上海日之升新技术发展有限公司 | High-ductility heat-proof PCTG material and preparation method thereof |
| CN104629274A (en) * | 2015-02-11 | 2015-05-20 | 广州辰东新材料有限公司 | Polyester composite material for nano injection molding and preparation method thereof |
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Application publication date: 20190405 |
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