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High Temperature Blowing Agents

Phenyl-3,6-dihydro-l,3,4-oxadiazin-2-one (50) is a high temperature blowing agent used primarily for polycarbonates (qv). It is prepared by the reaction of a-hydroxyacetophenone and methyl carbazate (52), made from hydrazine and dimethyl carbonate (175) ... [Pg.289]

MI 11510 Technical Bulletin 702-034, Expandex 5PT High Temperature Blowing Agent ,... [Pg.728]

High temperature blowing agent Hydroxyl terminated polyether High-temperature, short-term processing Goat hair ( Haar von der Ziege DIN)... [Pg.2254]

Azocarbonamide (I) Carbonamide N2, CO, CO2 190-230 220 Most widely used blowing agent in PVC and polyolefins. High decomposition temperature reduced by a variety of metal salts and oxides such as lead carbonate, lead phosphite and zinc oxide. High gas yield. Reaction products show little odour or discoloration. ... [Pg.151]

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Blowing

Blowing agent, agents

Blowing agents

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