DMCHA

AcronymDefinition
DMCHADimethylcylohexylamine (used in polyurethane processes)
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Sample EIM- Formulation (g) E ED43B ELVF MMT ESi[O.sub.2] ETi[O.sub.2] Voranol RN 490 100 100 100 100 100 100 DMCHA 1.6 1.6 2.0 1.6 2.0 2.0 PMDETA 0.6 0.6 0.6 0.6 0.8 0.8 B 8471 2.5 2.5 2.5 2.5 2.5 2.5 HFC 365 mfc 26.9 26.9 26.9 26.9 26.9 26.9 [H.sub.2]O 1.5 1.5 1.5 1.5 1.5 1.5 Voranate M 600 173.5 173.5 173.5 173.5 173.5 173.5 Dellite 43 B - 5 - - - - Dellite LVF - - 5 - - - IM-MMT - - - 5 - - Si[O.sub.2] - - - 5 - Ti[O.sub.2] 5 Density 32.2 34.7 32.7 36.6 32.0 34.1 [kg/[m.sup.3]] TABLE 2.
Dow Chemical), polymeric methane diphenyl diisocyanate (Tedimon 385, Enichem), catalysts (dimethylciclohexylamine, pentamethyl-diethyltriamine and potassium octoate) (DMCHA, PMDETA, and K15, respectively), polysiloxane-polyether copolymer as surface-active agents (Tegostab B8469, Goldschmidt).
Foam Formulation (g) A B C D Voranol RN 490 100 100 100 100 Tegostab B8469 1.6 1.6 1.6 1.6 DMCHA 1.4 1.4 1.4 1.4 PMDETA 0.4 0.4 0.4 0.4 K15 0.2 0.2 0.2 0.2 [H.sub.2]O 1.5 1.5 1.5 1.5 HFC 245fa 19.29 19.29 19.29 19.29 Tedimon 385 159 159 159 151 density (kg/[m.sup.3]) 33.2 33.1 33.2 33.0 Table 2.