JPS63174399U - - Google Patents

Info

Publication number

JPS63174399U

JPS63174399U JP4221887U JP4221887U JPS63174399U JP S63174399 U JPS63174399 U JP S63174399U JP 4221887 U JP4221887 U JP 4221887U JP 4221887 U JP4221887 U JP 4221887U JP S63174399 U JPS63174399 U JP S63174399U

Authority

JP

Japan

Prior art keywords

foam

soundproofing material

utility

model registration

compression hardness

Prior art date

1987-03-23

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

Links

• Espacenet
• Global Dossier
• Discuss

• 239000006260 foam Substances 0.000 claims description 6
• 239000000463 material Substances 0.000 claims description 6
• 239000002759 woven fabric Substances 0.000 claims description 4
• 230000006835 compression Effects 0.000 claims 3
• 238000007906 compression Methods 0.000 claims 3
• JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims 1
• 238000010521 absorption reaction Methods 0.000 claims 1
• 238000010030 laminating Methods 0.000 claims 1
• 238000009413 insulation Methods 0.000 description 1