Title:
MULTI-LAYER ACOUSTICAL PLASTER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2010/059817
Kind Code:
A3
Abstract:
An acoustical plaster system features a base layer mixture and a finish layer mixture. The base layer mixture includes a first binder, a first thickener and a plurality of first particles, with the first particles being porous, lightweight, non-close packing particles having a first mean diameter. The finish layer mixture includes a powder latex binder, a second thickener and a plurality of second particles, with the second particles being porous, lightweight particles having a second diameter. The first mean diameter is larger than said second mean diameter.
Inventors:
YEUNG LEE K (US)
Application Number:
PCT/US2009/065138
Publication Date:
August 12, 2010
Filing Date:
November 19, 2009
Export Citation:
Assignee:
UNITED STATES GYPSUM CO (US)
YEUNG LEE K (US)
YEUNG LEE K (US)
International Classes:
B32B25/08; B32B27/18
Foreign References:
| US6923248B1 | 2005-08-02 | |||
| US6319312B1 | 2001-11-20 | |||
| US6675551B1 | 2004-01-13 |
Attorney, Agent or Firm:
MICKELSON, Carole, A. (Burns And Crain Ltd.,300 S. Wacker Drive, Suite 250, Chicago IL, US)
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