DE3220369A1 - Schwer entflammbare membran - Google Patents

Schwer entflammbare membran

Info

Publication number
DE3220369A1
DE3220369A1 DE19823220369 DE3220369A DE3220369A1 DE 3220369 A1 DE3220369 A1 DE 3220369A1 DE 19823220369 DE19823220369 DE 19823220369 DE 3220369 A DE3220369 A DE 3220369A DE 3220369 A1 DE3220369 A1 DE 3220369A1
Authority
DE
Germany
Prior art keywords
membrane
fibers
membrane according
mixture
bromine compound
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
Application number
DE19823220369
Other languages
German (de)
English (en)
Other versions
DE3220369C2 (https=
Inventor
Fumio Tokorozawa Saitama Kawahara
Kazuo Tokyo Tsuchiya
Shigeru Tendo Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mogami Denki Corp
Pioneer Corp
Original Assignee
Mogami Denki Corp
Pioneer Electronic Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mogami Denki Corp, Pioneer Electronic Corp filed Critical Mogami Denki Corp
Publication of DE3220369A1 publication Critical patent/DE3220369A1/de
Application granted granted Critical
Publication of DE3220369C2 publication Critical patent/DE3220369C2/de
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/08—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with halogenated hydrocarbons
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)
  • Textile Engineering (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE19823220369 1981-06-01 1982-05-29 Schwer entflammbare membran Granted DE3220369A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56082552A JPS57199397A (en) 1981-06-01 1981-06-01 Diaphragm with flame resistance

Publications (2)

Publication Number Publication Date
DE3220369A1 true DE3220369A1 (de) 1982-12-16
DE3220369C2 DE3220369C2 (https=) 1989-04-27

Family

ID=13777656

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823220369 Granted DE3220369A1 (de) 1981-06-01 1982-05-29 Schwer entflammbare membran

Country Status (5)

Country Link
US (1) US4472543A (https=)
JP (1) JPS57199397A (https=)
KR (1) KR860001104B1 (https=)
DE (1) DE3220369A1 (https=)
IT (1) IT1151253B (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3223790A1 (de) * 1981-06-26 1983-01-13 Mogami Denki K.K., Yamagata Flammwidriges akustisches diaphragma
DE3416674A1 (de) * 1983-05-10 1984-11-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven Elektroakustischer wandler mit einer luftdurchlaessigen membran

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030300A (ja) * 1983-07-29 1985-02-15 Pioneer Electronic Corp 難燃性振動板の製造方法
DE19935596A1 (de) * 1999-08-02 2001-03-15 Moeller Plast Gmbh Akustisches Bauteil
TWI627875B (zh) 2012-07-18 2018-06-21 鐘化股份有限公司 導電層一體型軟性印刷基板
TWI586230B (zh) * 2012-07-18 2017-06-01 鐘化股份有限公司 補強板一體型軟性印刷基板

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2364209A1 (de) * 1973-12-11 1975-11-06 Toray Industries Vibrierende platte fuer elektrische hoergeraete
DE2459126B2 (de) * 1973-12-14 1975-12-11 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Lautsprechermembran
DE2554158A1 (de) * 1974-12-17 1976-06-24 Okabe Mica Co Akustische membran und verfahren zu ihrer herstellung
DE2444718B2 (de) * 1973-09-21 1977-02-10 Union Carbide Corp., New York, N. Y. (V.St.A.) Lautsprechermembran
DE2743640B2 (de) * 1976-09-30 1979-07-05 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Lautsprechermembran

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL291723A (https=) * 1962-04-20 1900-01-01
US3798057A (en) * 1971-10-05 1974-03-19 Munters Ab Carl Impregnated fibrous web structures
JPS5346087B2 (https=) * 1973-07-19 1978-12-11
SE380704B (sv) * 1973-12-11 1975-11-10 Toray Industries Vibrationskropp for ett elektriskt audioinstrument.
US4107230A (en) * 1974-05-08 1978-08-15 Tenneco Chemicals, Inc. Flame-retardant thermosetting resinous compositions
US4282136A (en) * 1979-04-09 1981-08-04 Hunt Earl R Flame retardant epoxy molding compound method and encapsulated device
US4331780A (en) * 1980-03-20 1982-05-25 Phillips Petroleum Company Flame retardant transparent resinous copolymer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2444718B2 (de) * 1973-09-21 1977-02-10 Union Carbide Corp., New York, N. Y. (V.St.A.) Lautsprechermembran
DE2364209A1 (de) * 1973-12-11 1975-11-06 Toray Industries Vibrierende platte fuer elektrische hoergeraete
DE2459126B2 (de) * 1973-12-14 1975-12-11 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Lautsprechermembran
DE2554158A1 (de) * 1974-12-17 1976-06-24 Okabe Mica Co Akustische membran und verfahren zu ihrer herstellung
DE2743640B2 (de) * 1976-09-30 1979-07-05 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Lautsprechermembran

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3223790A1 (de) * 1981-06-26 1983-01-13 Mogami Denki K.K., Yamagata Flammwidriges akustisches diaphragma
DE3416674A1 (de) * 1983-05-10 1984-11-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven Elektroakustischer wandler mit einer luftdurchlaessigen membran

Also Published As

Publication number Publication date
KR860001104B1 (ko) 1986-08-07
IT1151253B (it) 1986-12-17
US4472543A (en) 1984-09-18
DE3220369C2 (https=) 1989-04-27
JPS57199397A (en) 1982-12-07
IT8221609A0 (it) 1982-05-31

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: KRESSIN, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8

8120 Willingness to grant licences paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee