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MORPHOLINE HYDROCHLORIDES AND SODIUM CARBONATE HYDRATES AS LATENT HEAT-SENSITIVE CATALYSTS AND BLOWING AGENTS, RESPECTIVELY, FOR POLYURETHANE SPONGE
MORPHOLINE HYDROCHLORIDES AND SODIUM CARBONATE HYDRATES AS LATENT HEAT-SENSITIVE CATALYSTS AND BLOWING AGENTS, RESPECTIVELY, FOR POLYURETHANE SPONGE