JPS6366478B2 - - Google Patents
Info
- Publication number
- JPS6366478B2 JPS6366478B2 JP9841681A JP9841681A JPS6366478B2 JP S6366478 B2 JPS6366478 B2 JP S6366478B2 JP 9841681 A JP9841681 A JP 9841681A JP 9841681 A JP9841681 A JP 9841681A JP S6366478 B2 JPS6366478 B2 JP S6366478B2
- Authority
- JP
- Japan
- Prior art keywords
- center cap
- flame
- retardant
- cap
- speaker
- 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.)
- Expired
Links
- 239000003063 flame retardant Substances 0.000 claims description 17
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 16
- 229920000877 Melamine resin Polymers 0.000 claims description 11
- 239000004640 Melamine resin Substances 0.000 claims description 10
- -1 nitrogen-containing compound Chemical class 0.000 claims description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 239000011574 phosphorus Substances 0.000 claims description 9
- 229920003043 Cellulose fiber Polymers 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 4
- 238000005470 impregnation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 239000004327 boric acid Substances 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZCOKBQSNYAKTHI-UHFFFAOYSA-N (2,4,6-triamino-2h-1,3,5-triazin-1-yl)methanol Chemical compound NC1N=C(N)N=C(N)N1CO ZCOKBQSNYAKTHI-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical compound NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 description 1
- YAMPGYLGZJBZKO-UHFFFAOYSA-N [P].NC1=NC(N)=NC(N)=N1 Chemical compound [P].NC1=NC(N)=NC(N)=N1 YAMPGYLGZJBZKO-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000005461 organic phosphorous group Chemical group 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 150000003007 phosphonic acid derivatives Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9841681A JPS581399A (ja) | 1981-06-26 | 1981-06-26 | 難燃性のスピ−カ用センタ−キヤツプ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9841681A JPS581399A (ja) | 1981-06-26 | 1981-06-26 | 難燃性のスピ−カ用センタ−キヤツプ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS581399A JPS581399A (ja) | 1983-01-06 |
| JPS6366478B2 true JPS6366478B2 (enrdf_load_stackoverflow) | 1988-12-20 |
Family
ID=14219214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9841681A Granted JPS581399A (ja) | 1981-06-26 | 1981-06-26 | 難燃性のスピ−カ用センタ−キヤツプ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS581399A (enrdf_load_stackoverflow) |
-
1981
- 1981-06-26 JP JP9841681A patent/JPS581399A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS581399A (ja) | 1983-01-06 |
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