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Patent Searching and Data


Title:
CONSTRUCTION OF BOUND FIBROUS MATS
Document Type and Number:
WIPO Patent Application WO/2013/184982
Kind Code:
A3
Abstract:
Disclosed is a system and method for constructing fibrous mats. In accordance with the disclosure, continuous lengths of filament are pre-coated with a liquefied thermoplastic. The pre-coated filaments are then laid down upon a belt to forum a fibrous mat. The filaments can be laid down in continuous lengths or they can be chopped into discontinuous lengths. The filaments are heated after they have been laid down in order to re-liquefy the thermoplastic and facilitate bonding between intersecting fibers. The disclosure further relates to a system and method for incorporating constructed fibrous mats into a composite building board.

Inventors:
HAUBER ROBERT J (US)
BOYDSTON GERALD D (US)
Application Number:
PCT/US2013/044630
Publication Date:
February 27, 2014
Filing Date:
June 07, 2013
Export Citation:
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Assignee:
CERTAINTEED GYPSUM INC (US)
International Classes:
B32B13/00; B32B13/02
Foreign References:
US20100055431A12010-03-04
US5565049A1996-10-15
Other References:
See also references of EP 2858818A4
Attorney, Agent or Firm:
COLITZ, Michael J., III (Suite 2700Tampa, Florida, US)
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