C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
402/2, 400/2023,
C08K 5/18 (2006.01) C08K 5/20 (2006.01) C08K 5/42 (2006.01)
Patent
CA 1236846
A B S T R A C T Antiagers and polymers containing them Compounds corresponding to the following general formula: Image wherein R0 represents H or, together with R1, represents -CO- when X represents -CO- or, together with R2, represents -CO- when X represents -CH2-CO, a residue of R, R1 and R2, H, C1-C4 alkyl, aryl, COOR5 or, when Ro represents H and X represents -CO-, Image and the other residues R, R1 and R2 represent H; R3 represents H or CH3; R4 represents C7-C20 aralkyl; R5 represents H, C1-C4 alkyl or C6-C12 aryl; X represents a residue -(CH2)nCO-, -(CH2)nSO2, -CH2-, -CH2O-CO- Image m represents 1 or 2; and n represents 0 or 1; are suitable for use as incorporable antiagers for polymers, particularly nitrite rubber.
488907
Buysch Hans-Josef
Szentivanyi Zsolt
Witte Josef
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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