JPS55144489A - Paper made sound absorbing material and its manufacture - Google Patents

Paper made sound absorbing material and its manufacture

Info

Publication number
JPS55144489A
JPS55144489A JP5131479A JP5131479A JPS55144489A JP S55144489 A JPS55144489 A JP S55144489A JP 5131479 A JP5131479 A JP 5131479A JP 5131479 A JP5131479 A JP 5131479A JP S55144489 A JPS55144489 A JP S55144489A
Authority
JP
Japan
Prior art keywords
manufacture
absorbing material
sound absorbing
paper made
made sound
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.)
Pending
Application number
JP5131479A
Other languages
Japanese (ja)
Inventor
Hitoshi Sugimoto
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.)
Meisei Chemical Works Ltd
Original Assignee
Meisei Chemical Works Ltd
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 Meisei Chemical Works Ltd filed Critical Meisei Chemical Works Ltd
Priority to JP5131479A priority Critical patent/JPS55144489A/en
Publication of JPS55144489A publication Critical patent/JPS55144489A/en
Pending legal-status Critical Current

Links

Landscapes

  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Paper (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP5131479A 1979-04-24 1979-04-24 Paper made sound absorbing material and its manufacture Pending JPS55144489A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5131479A JPS55144489A (en) 1979-04-24 1979-04-24 Paper made sound absorbing material and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5131479A JPS55144489A (en) 1979-04-24 1979-04-24 Paper made sound absorbing material and its manufacture

Publications (1)

Publication Number Publication Date
JPS55144489A true JPS55144489A (en) 1980-11-11

Family

ID=12883450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5131479A Pending JPS55144489A (en) 1979-04-24 1979-04-24 Paper made sound absorbing material and its manufacture

Country Status (1)

Country Link
JP (1) JPS55144489A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0826822A3 (en) * 1996-08-27 1998-11-11 Rengo Co., Ltd. Inorganic porous crystals-hydrophilic macromolecular substrate composite
JP2008092260A (en) * 2006-10-02 2008-04-17 Pioneer Electronic Corp Speaker apparatus and portable device
US8135160B2 (en) 2005-12-21 2012-03-13 Pioneer Corporation Speaker device and mobile phone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0826822A3 (en) * 1996-08-27 1998-11-11 Rengo Co., Ltd. Inorganic porous crystals-hydrophilic macromolecular substrate composite
US8135160B2 (en) 2005-12-21 2012-03-13 Pioneer Corporation Speaker device and mobile phone
JP2008092260A (en) * 2006-10-02 2008-04-17 Pioneer Electronic Corp Speaker apparatus and portable device

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