Heat insulation panels manufactured from modified polyisocyanura

Details Heat insulation panels manufactured from modified polyisocyanura Heat insulation panels manufactured from modified polyisocyanura

1995-06-22

1997-07-08

Choi, Kathleen

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

4284228, 4284231, 521163, 521108, 521177, 521901, 521902, C08G 1816, B32B 326

Patent

active

056459289

ABSTRACT:
Heat insulation panels made from plates and the modified polyisocyanurate foams provided by a reaction of a polyisocyanate with a polyol composition mixture comprising a polyol, water, a trimerization catalyst, a carbodiimide catalyst, and an aromatic compound used as a chain extender. An amount of the aromatic compound used in the preparation is 0.5 to 10.0% by weight with respect to a total weight of the polyisocyanate and the polyol mixture.

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patent: 4166164 (1979-08-01), Cenker et al.
patent: 5126305 (1992-06-01), Eling
patent: 5441993 (1995-08-01), Maretti

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