Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SOUND-ABSORBING/INSULATING MULTILAYER FABRIC AND SOUND-ABSORBING/INSULATING PRODUCT
Document Type and Number:
Japanese Patent JP2005215117
Kind Code:
A
Abstract:

To provide sound absorbing/insulating fabric which has an excellent sound absorption characteristic and a sound insulation characteristic (transmission loss) without spoiling lightweight property, and provide a sound-absorbing/insulation product which uses such sound absorbing/insulation fabric.

Disclosed is the sound absorbing/insulating multilayer fabric formed by laminating and integrating cloth (A) of 150 to 350 g/m2 in weight per unit area and ≤10 cc/cm2/sec in air permeability and nonwoven fabric (B) of 50 to 200 g/m2 weight per unit size and 0.6 to 3.3 dtx in mean single yarn fineness of constituent fibers.


Inventors:
INAGAKI KENJI
Application Number:
JP2004019483A
Publication Date:
August 11, 2005
Filing Date:
January 28, 2004
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TEIJIN FIBERS LTD
International Classes:
E01F8/00; B32B5/26; D04H1/435; D04H1/498; D06M17/00; D06M17/04; G10K11/162; (IPC1-7): G10K11/162; B32B5/26; D04H1/42; D06M17/00; D06M17/04; E01F8/00
Attorney, Agent or Firm:
Hideko Mihara