FIELD: process engineering.
SUBSTANCE: proposed method intended for producing foamed plate from heat-curing resin. First, resin composition is released onto surface material, foamed and heat-cured. Note here that said composition is produced by mixing at least thermosetting resin, foaming agent and hardener. Then, resin composition is fed into spinneret with multiple inlets and branched channels. Now, resin composition is released from spinneret outlet slit on plate-like surface material.
EFFECT: production of equal-thickness foamed plate.
4 cl, 8 dwg, 2 tbl, 9 ex
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Authors
Dates
2012-01-10—Published
2008-11-14—Filed