A synthetic resin composition having reduced corrosion-causing tendency and coloration, said composition comprising (A) 100 parts by weight of a synthetic resin containing halogen and/or an acidic substance, and (B) 0.001 to 50 parts by weight of a hydrotalcite solid solution represented by the following formula (1)wherein
M2+1 represents at least one divalent metal cation, M2+2 represents at least one divalent metal cation, M3+ represents a trivalent metal cation, An- represents an anion having a valency of n, and x, yl, Y2 and m are positive numbers represented by the following expressions
0
一种可降低腐蚀倾向和着色的合成树脂组合物,所述组合物包括:(A) 100 份(按重量计)含卤素和/或酸性物质的合成树脂,和(B) 0.001 至 50 份(按重量计)由下式(1)表示的氢滑石固溶体,其中
M2+1 代表至少一种二价金属阳离子,M2+2 代表至少一种二价金属阳离子,M3+ 代表一种三价金属阳离子,An- 代表一种化合价为 n 的阴离子,x、yl、Y2 和 m 为正数,用以下表达式表示
0
Synthesis of 1,4-Diketones: Unusual Coupling of Tin Enolates with α-Chloro Ketones Catalyzed by Zinc Halides
作者:Makoto Yasuda、Shoki Tsuji、Ikuya Shibata、Akio Baba
DOI:10.1021/jo971624z
日期:1997.11.1
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