Catalyst constituent
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United States of America Patent
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Apr 9, 2013
Grant Date -
Aug 14, 2003
app pub date -
Apr 12, 2001
filing date -
Apr 17, 2000
priority date (Note) -
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Abstract
The invention relates to catalyst components, containing:
- (A) at least one Brönsted acid,(B) water,(C) at least one antacid-acting compound from the group consisting of the oxides, hydroxides, carbonates and/or carboxylates of the elements aluminum, chromium, copper, germanium, manganese, lead, antimony, tin, tellurium, titanium and/or zinc,(D) optionally at least one inert diluent,(E) optionally at least one modifier,the mixture of one part by weight of the catalyst component with three parts by weight bisaziridino polyether with an average imino equivalent mass of 3100, preparable from a polyetherdiol which comprises ethylene oxide and tetrahydrofuran units in the molar ratio 1:3.5 solidifying within 0.5 to 20 minutes to a solid elastomer material which has a shore A hardness of at least 20 according to DIN 53505 after 24 hours' storage time at room temperature.
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