CN107195285B - Musical instrument string - Google Patents
Musical instrument string Download PDFInfo
- Publication number
- CN107195285B CN107195285B CN201710372728.0A CN201710372728A CN107195285B CN 107195285 B CN107195285 B CN 107195285B CN 201710372728 A CN201710372728 A CN 201710372728A CN 107195285 B CN107195285 B CN 107195285B
- Authority
- CN
- China
- Prior art keywords
- nylon
- string
- temperature
- zone
- musical instrument
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
- G10D3/10—Strings
-
- 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
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
- G10D3/22—Material for manufacturing stringed musical instruments; Treatment of the material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/12—Applications used for fibers
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Stringed Musical Instruments (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Harvester Elements (AREA)
Abstract
The invention relates to a musical instrument string which is prepared from the following raw materials in percentage by mass: 640% -91% of nylon; 664% -10% of nylon; 5 to 50 percent of amorphous semi-aromatic copolymerized nylon. According to the invention, various nylon raw materials are blended and modified, the string prepared after modification can obtain good dimensional accuracy, has low elongation of 13-17% and high tensile resistance, the breaking strength of the string is about 1 time that of strings made of other materials, and the string has extremely low creep property and long service life; and strings with different ductility, hardness and timbre can be manufactured according to the adjustment of the blending ratio and the selection of different draft ratios so as to adapt to the use of different musical instruments.
Description
Technical Field
The invention relates to a string, in particular to a musical instrument string.
Background
The string instrument can produce elegant timbre, the string plays decisive role, and the manufacturing quality of the string directly influences the timbre. The string must be under tension to produce the correct soft sound. This requires that the strings are able to withstand a certain tension and that the creep relaxation is as small as possible to avoid distortion of the tone quality. In particular, the tension resistance of the string is particularly important due to the stress applied to the string during plucking.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a musical instrument string which realizes high strength of the string and solves the problems of looseness and sound change of the string on the premise of ensuring the tone quality.
The invention aims to solve the technical problems by adopting the following technical scheme, and the musical instrument string is prepared from the following raw materials in percentage by mass according to different musical instruments and different tone quality requirements:
640% -91% of nylon; 664% -10% of nylon;
5 to 50 percent of amorphous semi-aromatic copolymerized nylon.
The amorphous and semi-aromatic copolymerized nylon is any amorphous and semi-aromatic copolymerized nylon suitable for the invention in the prior art, preferably produced by Swiss EMS company, and has the brand types as follows: amorphous, semi-aromatic co-polymerized nylon of G21 NATURAL. The selection of the raw material is the biggest difference with other string raw materials on the market. The use ratio of the amorphous and semi-aromatic copolymerized nylon directly influences the performances of the string such as hardness, elongation and tone quality.
The technical problem to be solved by the invention can be further realized by the following technical scheme, wherein the mass percent of each raw material is as follows:
670% -89% of nylon; nylon 666% -10%;
5 to 20 percent of amorphous semi-aromatic copolymerized nylon.
The technical problem to be solved by the invention can be further realized by the following technical scheme, wherein the mass percentage of each raw material is as follows:
nylon 660% -76%; nylon 665% -10%;
the amorphous semi-aromatic copolymerized nylon accounts for 19-30 percent.
The technical problem to be solved by the invention can be further realized by the following technical scheme, wherein the mass percentage of each raw material is as follows:
641% -61% of nylon; 664% -9% of nylon;
the amorphous semi-aromatic copolymerized nylon accounts for 35-50%.
The technical problem to be solved by the invention can be further realized by the following technical scheme, and the preparation method of the musical instrument string comprises the following steps:
the raw materials are mixed according to a certain proportion and added into an extruder for heating, plasticizing and extruding, the extruded melt is cooled by a cooling water tank and then conveyed to a drawing machine to be drawn to the diameter of a string, wherein the temperature of the cooling water tank is 5-12 ℃, the drawing ratio of the drawing machine is 4.8-6.5, and finally the raw materials are shaped by a hot air machine, and the shaping temperature is 200-210 ℃.
The technical problem to be solved by the invention can be further realized by the following technical scheme that the extruder is provided with six temperature zones, the temperature of the first zone is 200-225 ℃, the temperature of the second zone is 240-260 ℃, the temperature of the third zone is 240-260 ℃, the temperature of the fourth zone is 255-265 ℃, the temperature of the fifth zone is 255-265 ℃, and the temperature of the sixth zone is 250-260 ℃ according to the output direction of the extruder.
The technical problem to be solved by the invention can be further realized by the following technical scheme, and the extrusion pressure of the extruder is 8-15 MPa.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, various nylon raw materials are blended and modified, the modified string can obtain good hardness and dimensional accuracy, has low elongation of 13-17% and high tensile resistance, the breaking strength of the string is about 1 time that of strings made of other materials, and the string has extremely low creep property and long service life; and strings with different elongation, hardness and timbre can be prepared according to the adjustment of the blending ratio.
Detailed Description
To further describe the specific embodiments of the present invention, so as to facilitate the further understanding of the present invention by those skilled in the art, not to limit the right thereof.
Embodiment 1, a musical instrument string is made of the following raw materials by mass:
nylon 685%; nylon 664%;
11 percent of amorphous semi-aromatic copolymerized nylon.
Embodiment 2, a musical instrument string is made of the following raw materials by mass:
675% of nylon; nylon 665%;
20 percent of amorphous semi-aromatic copolymerized nylon.
Embodiment 3, a musical instrument string is made of the following raw materials by mass:
670% of nylon; nylon 666%;
24 percent of amorphous semi-aromatic copolymerized nylon.
Embodiment 4, a musical instrument string is made of the following raw materials by mass:
nylon 663%; 668% of nylon;
29 percent of amorphous semi-aromatic copolymerized nylon.
Example 5, a musical instrument string is made of the following raw materials in percentage by mass:
657% of nylon; 668% of nylon;
35% of amorphous semi-aromatic copolymerized nylon.
Embodiment 6, a musical instrument string is made of the following raw materials by mass:
nylon 653%; nylon 667%;
40 percent of amorphous semi-aromatic copolymerized nylon.
Example 7, a musical instrument string is made of the following raw materials in percentage by mass:
nylon 647%; 668% of nylon;
45 percent of amorphous semi-aromatic copolymerized nylon.
Embodiment 8, a musical instrument string is made of the following raw materials by mass:
645 percent of nylon; nylon 667%;
48 percent of amorphous semi-aromatic copolymerized nylon.
Example 9, a musical instrument string is made of the following raw materials in percentage by mass:
642% of nylon; 668% of nylon;
50% of amorphous semi-aromatic copolymerized nylon.
Embodiment 10, the musical instrument string according to any one of claims 1 to 7, the method of manufacturing the musical instrument string comprising the steps of:
the raw materials are mixed according to a certain proportion and added into an extruder for heating, plasticizing and extruding, the extruded melt is cooled by a cooling water tank and then conveyed to a drawing machine to be drawn to the diameter of a string, wherein the temperature of the cooling water tank is 5-12 ℃, the drawing ratio of the drawing machine is 4.8-6.5, and finally the raw materials are shaped by a hot air machine, and the shaping temperature is 200-210 ℃. The extruder is provided with six temperature zones, the temperature of the first zone is set to be 200-225 ℃, the temperature of the second zone is set to be 240-260 ℃, the temperature of the third zone is set to be 240-260 ℃, the temperature of the fourth zone is set to be 255-265 ℃, the temperature of the fifth zone is set to be 255-265 ℃ and the temperature of the sixth zone is set to be 250-260 ℃ according to the output direction of the extruder. The extrusion pressure of the extruder is 8 MPa-15 MPa.
When the strings are prepared by using the raw materials of the examples 1 and 2 and the example 3 in percentage by mass, the draft ratio is 4.8-5.4, and the flexible strings can be prepared.
When strings are prepared by using the raw materials of the example 4 and the example 5 in percentage by mass, the draft ratio is 5.2-5.8, and neutral strings can be prepared.
When the raw materials of any one of the embodiments 6 to 9 are used for preparing the string, the draft ratio is 5.5-6.5, and the hard string can be prepared.
The invention adopts various nylon raw materials for blending modification, the string prepared after modification can obtain good dimensional accuracy, has low elongation of 13-17 percent and high tensile resistance, the breaking strength of the string is about 1 time of that of strings made of other materials, and the string has extremely low creep property and long service life. Tests show that the actual breaking strength value is greatly improved under the condition of the same wire diameter. See table for details:
the table shows that the string prepared by the method is high in strength and remarkable in effect.
Claims (1)
1. A musical instrument string characterized by: the musical instrument string is prepared from the following raw materials in percentage by mass:
641% -61% of nylon; 664% -9% of nylon;
35-50% of amorphous semi-aromatic copolymerized nylon;
the preparation method of the musical instrument string comprises the following steps:
mixing the raw materials in proportion, adding the mixture into an extruder, heating, plasticizing and extruding, cooling the extruded melt through a cooling water tank, conveying the cooled melt to a drawing machine, drawing the cooled melt to the diameter of a string, wherein the temperature of the cooling water tank is 5-12 ℃, the drawing ratio of the drawing machine is 4.8-6.5, and finally shaping the cooled melt through a hot air machine, wherein the shaping temperature is 200-210 ℃;
the extruder is provided with six temperature zones, the temperature of the first zone is set to be 200-225 ℃, the temperature of the second zone is set to be 240-260 ℃, the temperature of the third zone is set to be 240-260 ℃, the temperature of the fourth zone is set to be 255-265 ℃, the temperature of the fifth zone is set to be 255-265 ℃ and the temperature of the sixth zone is set to be 250-260 ℃ according to the output direction of the extruder;
the extrusion pressure of the extruder is 8 MPa-15 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372728.0A CN107195285B (en) | 2017-05-24 | 2017-05-24 | Musical instrument string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372728.0A CN107195285B (en) | 2017-05-24 | 2017-05-24 | Musical instrument string |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107195285A CN107195285A (en) | 2017-09-22 |
| CN107195285B true CN107195285B (en) | 2020-08-11 |
Family
ID=59875857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710372728.0A Active CN107195285B (en) | 2017-05-24 | 2017-05-24 | Musical instrument string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195285B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103421309A (en) * | 2012-09-03 | 2013-12-04 | 宁波能聚工程塑料有限公司 | Cold-resistant super-tough reinforced nylon 6 material for automobiles and preparation method thereof |
| CN105780179A (en) * | 2016-05-13 | 2016-07-20 | 东华大学 | Polyamide fiber and preparation method thereof |
| CN106661323A (en) * | 2014-01-31 | 2017-05-10 | 莎士比亚有限责任公司 | Novel nylon blend for improved mechanical properties of monofilaments and multifilament fibers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3085738B1 (en) * | 2013-12-20 | 2022-01-19 | Mitsui Chemicals, Inc. | Semi-aromatic polyamide resin composition and molded article of same |
-
2017
- 2017-05-24 CN CN201710372728.0A patent/CN107195285B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103421309A (en) * | 2012-09-03 | 2013-12-04 | 宁波能聚工程塑料有限公司 | Cold-resistant super-tough reinforced nylon 6 material for automobiles and preparation method thereof |
| CN106661323A (en) * | 2014-01-31 | 2017-05-10 | 莎士比亚有限责任公司 | Novel nylon blend for improved mechanical properties of monofilaments and multifilament fibers |
| CN105780179A (en) * | 2016-05-13 | 2016-07-20 | 东华大学 | Polyamide fiber and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107195285A (en) | 2017-09-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105542310A (en) | PP resin composition, glass fiber reinforced PP resin and preparation method thereof | |
| CN110655785B (en) | Nylon master batch suitable for low-temperature nylon cable tie and preparation method and application thereof | |
| CN102731921B (en) | Weatherproof polymer alloy used for replacing ABS | |
| CN107418045A (en) | A kind of high intensity high rigidity graphene modified polypropene and preparation method thereof | |
| CN107022167A (en) | A kind of fiberglass reinforced polyether-ether-ketone 3D printing consumptive material and preparation method thereof | |
| CN104610736A (en) | Nylon composite material with high transparency and low temperature cracking resistance and preparation method thereof | |
| CN107195285B (en) | Musical instrument string | |
| CN110746769B (en) | Nylon master batch suitable for outdoor ultraviolet-resistant low-temperature nylon cable tie and preparation method and application thereof | |
| CN101875772B (en) | Glass fiber reinforced PC composite material and preparation method thereof | |
| CN101724238B (en) | Makrolon/polyethylene alloy material and preparation method thereof | |
| CN105348623A (en) | Polyethylene plum blossom pipe material | |
| CN104693630A (en) | A polystyrene/polyamide blended alloy material and a preparing method thereof | |
| CN107141785A (en) | It is a kind of for polyamide compoiste material of energy-saving lamp holder and preparation method thereof | |
| CN108610627A (en) | A kind of long glass fiber reinforced nylon plate and preparation method thereof for suitcase | |
| CN108047677A (en) | A kind of high-wear-resistancehigh-strength high-strength polycarbonate composite material and preparation method thereof | |
| CN116082752A (en) | High-fluidity polypropylene material and preparation method thereof | |
| CN105885395A (en) | Copolymer nylon 6 composition for 3D printing and preparation method of copolymer nylon 6 composition for 3D printing | |
| CN116218218A (en) | High glass fiber reinforced PPS composite material and preparation method thereof | |
| CN108219296A (en) | A kind of rubber glasses frame material | |
| CN111334889B (en) | Completely biodegradable artificial grass filaments and preparation method thereof | |
| CN104725787A (en) | Rosin modified and graphite filled thermoplastic polyester elastomer and preparation method thereof | |
| CN113773621A (en) | Full-biodegradable antibacterial mulching film and preparation method thereof | |
| CN107880384A (en) | A kind of activeness and quietness polypropylene material and preparation method thereof | |
| CN113896999A (en) | Composite fiber reinforced polystyrene material and preparation method thereof | |
| CN109251532B (en) | Composite material for plastic impeller and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |