摘要:
A compound of formula (I) whereinR1 and R2 independently of one another are hydrogen, C1-C22alkyl, —O—, —OH, —CH2CN, C1-C18alkoxy, C2-C18alkoxy substituted by —OH; C5-C12cycloalkoxy,C3-C6alkenyl, C3-C6alkenyloxy, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; andR3 and R4 independently of one another are C1-C22alkyl or a group of the formula (Ia) wherein R0 has one of the meanings of R1 and R2.
摘要:
The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M. Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound against degradation of the organic material, an additive composition comprising the compound, a process for manufacturing the compound and an intermediate involved therein.
摘要:
The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula 1-P, 1-O or I-M. Further embodiments are a compound of formula 1-P, 1-O or 1-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.
摘要:
A compound of the formula (I), wherein R1 and R2 independently of one another are hydrogen, C1-C22alkyl, —O., —OH, —CH2CN, C1-C18alkoxy, C2-C18alkoxy substituted by —OH; C5-C12cycloalkoxy, C3-C6alkenyl, C3-C6alkenyloxy, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; and R3 and R4 independently of one another are C1-C22alkyl or a group of the formula (1a), wherein R0 has one of the meanings of R1 and R2.
摘要:
The present application relates to compositions comprising at least one acrylamide polymer P and at least one stabilizer S selected from sterically hindered amines; more particularly, the composition may be an aqueous solution comprising at least one acrylamide polymer P and at least one stabilizer S. In addition, the present invention relates to a process for producing the composition and to the use thereof in mineral oil production.