초록 ▼

The invention provides a catalytic converter or diesel particulate filter comprising: (a) a housing; (b) a catalytic converter element or diesel particulate filter element disposed within said housing; and (c) a flexible intumescent sheet material disposed between said catalytic converter element an

The invention provides a catalytic converter or diesel particulate filter comprising: (a) a housing; (b) a catalytic converter element or diesel particulate filter element disposed within said housing; and (c) a flexible intumescent sheet material disposed between said catalytic converter element and said housing; wherein said flexible intumescent sheet material comprises 1 to 70 dry weight percent of at least one unexpanded intumescent material, from greater than 20 to 50 dry weight percent of organic binder, 5 to less than 79 dry weight percent of inorganic binder, and 0 to 70 dry weight percent of one or more fillers.

대표청구항 ▼

[ What is claimed is:] [1.] A catalytic converter or diesel particulate filter comprising:(a) a housing;(b) a catalytic converter element or diesel particulate filter element disposed within said housing; and(c) a intumescent sheet material disposed between said catalytic converter element and said

[ What is claimed is:] [1.] A catalytic converter or diesel particulate filter comprising:(a) a housing;(b) a catalytic converter element or diesel particulate filter element disposed within said housing; and(c) a intumescent sheet material disposed between said catalytic converter element and said housing; rein said intumescent sheet material comprises 1 to 70 dry weight percent of said sheet material of at least one unexpanded intumescent material, from 25 to 40 dry weight percent of said sheet material of organic binder, 5 to less than 74 dry weight percent of said sheet material of inorganic binder, and 0 to 70 dry weight percent of said sheet material one or more fillers selected from the group consisting of hollow glass bubbles, non-delaminated expanded vermiculite, perlite, calcium carbonate, talc, feldspar, silicon carbide, silica sand, and mixtures thereof.