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Inventor: Keen; Christopher V.
Address: Burntwood, GB2
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4324835 |
Cellular intumescent materials |
April 13, 1982 |
| A cellular intumescent material comprising a substantially open-called substrate impregnated with a flexible intumescent polymer. The open-celled nature of the substrate is retained. The substrate may be a latex or urethane-based foam, a natural rubber or a synthetic rubber. The impr |
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