发明名称 |
FIBROUS LAMINATE FLOOR UNDERLAYMENT WITH IMPROVED ACOUSTICAL INSULATION AND BREATHABLE BARRIER PROTECTION |
摘要 |
The present invention relates to a floor underlayment that may be positioned directly in contact with the underside surface of a finished floor and comprise more than one layer such as a first layer pattern-unbonded nonwoven web and a second layer microporous film. Additional layers may comprise a meltblown nonwoven layer and a spunbond layer. The floor underlayment of the present invention may exhibit a sound pressure level (SPL in dB at 800 Hz or 1600 Hz) reduction IIC of about 30 to about 40. |
申请公布号 |
WO2017023242(A1) |
申请公布日期 |
2017.02.09 |
申请号 |
WO2015US43091 |
申请日期 |
2015.07.31 |
申请人 |
KIMBERLY-CLARK WORLDWIDE, INC. |
发明人 |
STOPPER, Steven R.;TUCKER, John D. |
分类号 |
E04F15/20;E04B1/86;E04C2/284;E04C2/32 |
主分类号 |
E04F15/20 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|