Process for the production of moulded articles

Details Process for the production of moulded articles Process for the production of moulded articles

C - Chemistry, Metallurgy

04

B

C04B 38/02 (2006.01) C04B 35/536 (2006.01)

Patent

CA 2042969

Process for the production of moulded articles Abstract Moulded articles are produced by heating expandable graphite, in which the expandable graphite is first pre- expanded at 140 to 450°C until a bulk density of 30 to 500 g/l has been reached, at least 50 % by volume of a mould is then filled with the graphite thus pre-expanded, and the expansion of the graphite is then completed in the mould by heating to temperatures in the range from 300 to 700°. Le A 27 742-Foreign countries

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