FOAMS AND ARTICLES MADE FROM FOAMS CONTAINING HCFO OR HFO BLOWING AGENTS

The present invention relates to polyurethane foams having a polymeric foam structure including a plurality of closed cells therein; and an HFO or HCFO blowing agent, including HCFO-1233zd or HFO-1234ze. In certain aspects, the present invention relates to foam premixes, and the resulting foam struc...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Lu, Bin, Qin, Sanglu, Williams, David, Pan, Rongwei, Ling, YiuKeung
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The present invention relates to polyurethane foams having a polymeric foam structure including a plurality of closed cells therein; and an HFO or HCFO blowing agent, including HCFO-1233zd or HFO-1234ze. In certain aspects, the present invention relates to foam premixes, and the resulting foam structures, that include HCFO-1233zd as blowing agent used alone, or in certain aspects, in a blend with a second co-blowing agent such as, but not limited to, cyclopentane, iso-pentane, or n-pentane.