Building product
AssigneeAdaptavate Ltd.
InventorThomas James Christopher Robinson
Life of this patent
Estimating the term…
Abstract
A building product in the form of an internal lining board (10) made up of a mixture of hemp shiv (14) and a binder which may be clay based or lime based. The mixture is located between two layers (12) of lining paper (10).
Claims12
A building product in the form of an internal lining board, the board being made up of a mixture of hemp shiv, binder, and cellulose adhesive, with a planar paper lining material provided on one or both outer faces of the board, wherein the building product thickness is between 12.5 and 50 mm.
A building product in the form of an internal lining board, the board being made up of a mixture of hemp shiv, binder, and cellulose adhesive, with a planar paper lining material provided on one or both outer faces of the board, wherein the building product comprises:
- hemp shiv 15-30%
- lime 40-60%
- cementitious binder 10-35%
- sand 20-30%
- methyl cellulose 0.5-2%.
A building product in the form of an internal lining board, the board being made up of a mixture of hemp shiv, binder, and cellulose adhesive, with a planar paper lining material provided on one or both outer faces of the board, wherein the hemp shiv has a maximum particle size of substantially 5 mm.
A building product in the form of an internal lining board, the board being made up of a mixture of hemp shiv, binder, and cellulose adhesive, with a planar paper lining material provided on one or both outer faces of the board, wherein over 50% of the hemp shiv has a particle size of 1-4 mm.
Dependencies are inferred from the claim text.