Lightweight building board

Details Lightweight building board Lightweight building board

1996-06-10

1999-08-24

Jones, Deborah

Stock material or miscellaneous articles

Structurally defined web or sheet

Honeycomb-like

156 60, 1563046, 428 347, 428 357, B32B 312, B31B 160, B29C 6500

Patent

active

059423072

ABSTRACT:
A multilayered lightweight building board, comprising a support core, two cover layers on the support core, where the support core is made of laterally fused-together tubes. The tubes have an inner layer, and an outer layer, where the outer layer has a softening point 10-90.degree. C. lower than the softening point of the inner layer. The lightweight building board is made from compatible thermoplastic materials, so they can be mechanically recycled by the customary processing methods for thermoplastics.

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patent: 5404915 (1995-04-01), Muegge et al.
patent: 5443874 (1995-08-01), Tachi et al.
patent: 5670576 (1997-09-01), Takatani et al.
patent: 5683782 (1997-11-01), Duchene
patent: 5686173 (1997-11-01), Fujii et al.

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