C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 9/14 (2006.01) C08K 5/02 (2006.01) C08L 75/04 (2006.01)
Patent
CA 2681872
A blowing agent for thermosetting foams is disclosed. The blowing agent is a hydrofluoroolefin (HCFO), preferably HFCO-1234yf in combination with a hydrochlorofluoroolefin (HCFO) preferably one selected from HCFO-1233zd, HCFO-1223, HCFO-1233xf and mixtures thereof. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.
L'invention concerne un agent d'expansion pour mousses thermodurcissables. L'agent d'expansion est une hydrofluorooléfine (HCFO), de préférence une HFCO-1234yf combinée à une hydrochlorofluorooléfine (HCFO), de préférence sélectionnée parmi HCFO-1233zd, HCFO-1223, HCFO-1233xf et des mélanges de celles-ci. L'agent d'expansion est efficace comme agent d'expansion dans la fabrication de mousses thermodurcissables.
Bonnet Philippe
Chen Benjamin B.
Costa Joseph S.
Elsheikh Maher Y.
Van Horn Brett L.
Arkema Inc.
Borden Ladner Gervais Llp
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