发明授权

Poisoning-preventive layer-possessing support, poisoning-resistant
catalyst, exhaust gas converter device, and poisoning-preventive
gasoline composition
摘要:
Poisoning-preventive and poisoning-resistant materials are described, including: a poisoning-preventive layer-possessing support including a support and, formed thereon, a poisoning-preventive layer having a compound containing at least one element selected from the Group IIa element of the periodic table.
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