A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
FOAM BODY
To provide soundproof material containing porous body excelling in deforming characteristic or soundproof material excelling in sound absorption characteristic.SOLUTION: Soundproofing material including a porous body having a cell structure containing inorganic fiber excluding asbestos is the soundproofing material with average cell diameter exceeding 300 μm and under 1000 μm, bulk density of 0.007-0.024 g/cm3 and flow resistance of 170,000 to 2,000,000 Ns/m4.SELECTED DRAWING: None
【課題】変形特性に優れる多孔体を含む防音材又は吸音特性に優れる防音材を提供する。【解決手段】石綿を除く無機繊維を含むセル構造を有する多孔体を含む防音材であって、平均セル径が３００μｍ超１０００μｍ以下、嵩密度が０．００７〜０．０２４ｇ／ｃｍ３及び流れ抵抗が１７０，０００〜２，０００，０００Ｎｓ／ｍ４である防音材。【選択図】なし
FOAM BODY
To provide soundproof material containing porous body excelling in deforming characteristic or soundproof material excelling in sound absorption characteristic.SOLUTION: Soundproofing material including a porous body having a cell structure containing inorganic fiber excluding asbestos is the soundproofing material with average cell diameter exceeding 300 μm and under 1000 μm, bulk density of 0.007-0.024 g/cm3 and flow resistance of 170,000 to 2,000,000 Ns/m4.SELECTED DRAWING: None
【課題】変形特性に優れる多孔体を含む防音材又は吸音特性に優れる防音材を提供する。【解決手段】石綿を除く無機繊維を含むセル構造を有する多孔体を含む防音材であって、平均セル径が３００μｍ超１０００μｍ以下、嵩密度が０．００７〜０．０２４ｇ／ｃｍ３及び流れ抵抗が１７０，０００〜２，０００，０００Ｎｓ／ｍ４である防音材。【選択図】なし
FOAM BODY
発泡体
MURAYAMA KAZUKI (author) / TSUKAHARA KEIJI (author) / SASAKI HIKARI (author) / TOMIZUKA YUMA (author) / MIKI TATSURO (author) / ANDO DAISUKE (author)
2020-09-10
Patent
Electronic Resource
Japanese
IPC:
G10K
Tonerzeugungsvorrichtungen
,
SOUND-PRODUCING DEVICES
/
B32B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
,
Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse
/
C04B
Kalk
,
LIME
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