| 摘要 |
<p>A method of adhering together or cementing together two or more substrates, members or parts of a common member, comprises interposing between said substrates, members or parts and in contact therewith a liquid composition (hereinbelow referred to as the "liquid cement composition")-comprises an organic polyhydroxy compound, an ammonium phosphate, water-dispersible polyvinyl acetate, water-dispersible formaldehyde resin, polyamido compound and water-hardenable setting agent, and allowing the composition to harden in contact with said substrates, members or parts thereby to adhere or cement said substrates, members or parts together. This method is of particular applicability in manufacturing fire-resistant doors and wall panels.</p> |
