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Title:
MUFFLER
Document Type and Number:
WIPO Patent Application WO/1990/000674
Kind Code:
A1
Abstract:
A light-weight and tough muffler having a high noise deadening effect characterized in that the outer barrel (1) of the muffler is made of a thermotropic liquid crystal polymer. An example of said polymer is a wholly aromatic polyester having monomer units represented by general formula (I). This polymer may contain 10 to 60 wt. % of inorganic additives such as glass fibers or carbon fibers.

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Inventors:
SHIMIZU TETSUO (JP)
KURODA RIKIO (JP)
Application Number:
PCT/JP1989/000213
Publication Date:
January 25, 1990
Filing Date:
March 01, 1989
Export Citation:
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Assignee:
NIPPON PETROCHEMICALS CO LTD (JP)
International Classes:
C08G63/60; F01N1/08; F01N13/16; F02B1/04; (IPC1-7): F01N7/16
Foreign References:
JPS63168429A1988-07-12
JPS59155528A1984-09-04
Other References:
See also references of EP 0394451A4
Download PDF:
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