| 摘要 |
CATALYST COMPOSITIONS SUITABLE FOR THE PREPARATION OF POLYMERS OF CARBON MONOXIDE WITH ONE OR MORE OLEFINICALLY UNSATURATED COMPOUNDS, BASED ON A) A GROUP VIII METAL,B) AN ANION OF AN ACID HAVING A pKA OF LESS THAN 2,C) A PHOSPHORUS BIDENTATE LIGAND OF THE GENERAL FORMULA (R3)(R4)P-R-P(R3)(R4) IN WHICH R3 AND R4 REPRESENT IDENTICAL OR DIFFERENT OPTIONALLY POLAR SUBSTITUTED HYDROCARBYL GROUPS AND R IS A DIVALENT ORGANIC BRIDGING GROUP CONTAINING AT LEAST TWO CARBON ATOMS IN THE BRIDGE CONNECTING THE TWO PHOSPHORUS ATOMS, AND D) AN ACID HAVING A pkA OF AT LEAST 4 BUT LESS THAN 6.
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