Title:
【発明の名称】剛性、自立型防音無機ファイバボード及びその製造方法
Document Type and Number:
Japanese Patent JP2778631
Kind Code:
B2
Abstract:
A rigid, self-supporting, acoustical mineral fiberboard and method of manufacturing same comprising a mixture of about 50 to 70 weight percent of mineral fibers, 15 to 35 weight percent of perlite, 1 to 10 weight percent of cellulosic fibers, and 4 to 15 weight percent of a binder.
Inventors:
UIRIAMU DEII PITSUTOMAN
Application Number:
JP16245689A
Publication Date:
July 23, 1998
Filing Date:
June 23, 1989
Export Citation:
Assignee:
SEROTETSUKUSU CORP ZA
International Classes:
B32B19/02; C04B26/28; D21H13/40; D21H13/44; D21J1/00; (IPC1-7): B32B19/02
Domestic Patent References:
| JP6192249A | ||||
| JP6178636A |
Other References:
【文献】米国特許4153503(US,A)
Attorney, Agent or Firm:
Kazuo Sato (3 others)