Patent ID: 11859043
Assignee: MOMENTIVE PERFORMANCE MATERIALS INC.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 22:
23. The process of claim 14 wherein the yttrium-containing catalyst (viii) is an inorganic yttrium catalyst selected from the group consisting of yttrium oxide, diyttrium trioxide, yttrium sulfide, diyttrium trisulfide, yttrium nitrate, yttrium (III) nitrate hexahydrate, yttrium barium copper oxide, yttrium hydroxide, yttrium aluminum garnet, yttrium aluminum silicate, yttrium phosphide, yttrium sulfate, yttrium tripolyphosphite, yttrium iron garnet, yttrium dichromate, yttrium chromate, yttrium permanganate, yttrium peroxide, and combinations thereof.