JPS58221595A - スピ−カ用振動板 - Google Patents
スピ−カ用振動板Info
- Publication number
- JPS58221595A JPS58221595A JP10495882A JP10495882A JPS58221595A JP S58221595 A JPS58221595 A JP S58221595A JP 10495882 A JP10495882 A JP 10495882A JP 10495882 A JP10495882 A JP 10495882A JP S58221595 A JPS58221595 A JP S58221595A
- Authority
- JP
- Japan
- Prior art keywords
- methylpentene
- internal loss
- elastic modulus
- glass transition
- polymer
- 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.)
- Granted
Links
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229920000642 polymer Polymers 0.000 claims abstract description 23
- 229920000098 polyolefin Polymers 0.000 claims abstract description 11
- 239000012779 reinforcing material Substances 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims description 4
- -1 whisker Substances 0.000 abstract description 24
- 230000009477 glass transition Effects 0.000 abstract description 9
- 238000002156 mixing Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 4
- 235000013312 flour Nutrition 0.000 abstract description 3
- 239000012784 inorganic fiber Substances 0.000 abstract description 3
- 239000011256 inorganic filler Substances 0.000 abstract description 3
- 229910003475 inorganic filler Inorganic materials 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 239000000178 monomer Substances 0.000 abstract 2
- 230000001629 suppression Effects 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 description 16
- 229920001155 polypropylene Polymers 0.000 description 16
- 230000000704 physical effect Effects 0.000 description 13
- 238000005452 bending Methods 0.000 description 10
- 239000010445 mica Substances 0.000 description 8
- 229910052618 mica group Inorganic materials 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000010903 husk Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000003348 petrochemical agent Substances 0.000 description 2
- 229920001748 polybutylene Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- JMMZCWZIJXAGKW-UHFFFAOYSA-N 2-methylpent-2-ene Chemical compound CCC=C(C)C JMMZCWZIJXAGKW-UHFFFAOYSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 241001197153 Remaster Species 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920006112 polar polymer Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/029—Diaphragms comprising fibres
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10495882A JPS58221595A (ja) | 1982-06-17 | 1982-06-17 | スピ−カ用振動板 |
| US06/471,456 US4471085A (en) | 1982-03-08 | 1983-03-02 | Diaphragm material for loudspeakers |
| GB08305863A GB2117389B (en) | 1982-03-08 | 1983-03-03 | Compositions for use in forming loudspeaker diaphragms |
| DE19833307946 DE3307946A1 (de) | 1982-03-08 | 1983-03-07 | Membranwerkstoff fuer lautsprecher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10495882A JPS58221595A (ja) | 1982-06-17 | 1982-06-17 | スピ−カ用振動板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58221595A true JPS58221595A (ja) | 1983-12-23 |
| JPH0234520B2 JPH0234520B2 (enrdf_load_stackoverflow) | 1990-08-03 |
Family
ID=14394601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10495882A Granted JPS58221595A (ja) | 1982-03-08 | 1982-06-17 | スピ−カ用振動板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58221595A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS583499A (ja) * | 1981-06-30 | 1983-01-10 | Kuraray Co Ltd | 音響振動板 |
-
1982
- 1982-06-17 JP JP10495882A patent/JPS58221595A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS583499A (ja) * | 1981-06-30 | 1983-01-10 | Kuraray Co Ltd | 音響振動板 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0234520B2 (enrdf_load_stackoverflow) | 1990-08-03 |
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