Endothermic blowing agents compositions and applications

Details Endothermic blowing agents compositions and applications Endothermic blowing agents compositions and applications

1989-05-16

1991-04-23

Foelak, Morton

Compositions

Preservative agents

Anti-corrosion

25218312, 521 56, 521 57, 521 59, 521 60, 521 76, 521 92, 521 93, 521 97, C08J 908, C08J 9224

Patent

active

050098101

ABSTRACT:
A stabilized powdered endothermic blowing agent which is a mixture of a polycarboxylic acid and an inorganic carbonate, and polycarboxylic acid and inorganic carbonate each having been surface treated with a component which prevents water from being absorbed thereby. The blowing agent is incorporated into a polymeric concentrate used for producing foamed products.

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patent: 4614648 (1986-09-01), Bru
patent: 4623478 (1986-11-01), Pastorino

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