C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/80 (2006.01)
Patent
CA 2574506
The invention relates to a core (1) which is formed from a raw material mixture comprising at least a solid powder resin and a further finely divided starting material, and which, in the thermally treated state, has a density of less than 2 g/cm3. The invention further relates to a process for producing cores (1), in which raw material components are mixed to give a raw material mixture and granulated to form cores (1), and the latter are subsequently subjected to a thermal treatment in the temperature range of 120°C to 220°C.
Leidolph Lars
Rensch Toralf
Weitz Ulrich
Hexion Specialty Chemicals Inc.
Momentive Specialty Chemicals Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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