41.
    发明专利
    未知

    公开(公告)号:ES2158083T3

    公开(公告)日:2001-09-01

    申请号:ES95908923

    申请日:1995-02-10

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP95/00478 Sec. 371 Date Aug. 21, 1996 Sec. 102(e) Date Aug. 21, 1996 PCT Filed Feb. 10, 1995 PCT Pub. No. WO95/23182 PCT Pub. Date Aug. 31, 1995Stabilizer mixture for organic material, in particular for plastics, comprising (a) one or more chroman derivatives of the general formula I of the general formula II (II) or an organic phosphonite of the formula III (III) or mixtures of the phosphites II and the phosphonite III and c) one or more amines of the general formula IV (IV) where the components (a) and (b) are present in the ratio of from 1:5 to 1:14 by weight and the component (c) is present in an amount of from 0.01 to 2.0% of the weight of (a)+(b) in the stabilizer mixture.

    42.
    发明专利
    未知

    公开(公告)号:ES2157319T3

    公开(公告)日:2001-08-16

    申请号:ES95906982

    申请日:1995-01-20

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP95/00205 Sec. 371 Date Jul. 9, 1996 Sec. 102(e) Date Jul. 9, 1996 PCT Filed Jan. 20, 1995 PCT Pub. No. WO95/21157 PCT Pub. Date Aug. 10, 1995N,N'-bridged bistetramethylpiperidinyl compounds of Formula I (I) useful as light stabilizers and stabilizers for organic material which are prepared starting from tetramethylpiperidinyl compounds of Formula II (II) by reacting a compound of Formula II with a cyclic carbonate of Formula III. (III)

    44.
    发明专利
    未知

    公开(公告)号:BR9607652A

    公开(公告)日:1998-06-16

    申请号:BR9607652

    申请日:1996-03-15

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP96/01122 Sec. 371 Date Sep. 22, 1997 Sec. 102(e) Date Sep. 22, 1997 PCT Filed Mar. 15, 1996 PCT Pub. No. WO96/29311 PCT Pub. Date Sep. 26, 19964-Acylaminopiperidine N-oxides IaA1B1(Ia)where A1 is hydrogen or an organic radical and B1 is a radical IIa where R1-R4 are each C1-C4-alkyl and R1 and R2, on the one hand, and R3 and R4, on the other hand, may furthermore be bonded to form a 5-membered or 6-membered ring, R5 is H or C114 C4-alkyl and R6 is H or C1-C18-alkyl, are used for stabilizing organic materials against the harmful effect of free radicals, particularly in the distillation of monomers which undergo free radical polymerization, especially styrene.

    4-ACYLAMINO PIPERIDIN-N-OXYLS
    47.
    发明专利

    公开(公告)号:SK108497A3

    公开(公告)日:1998-03-04

    申请号:SK108497

    申请日:1996-03-15

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP96/01122 Sec. 371 Date Sep. 22, 1997 Sec. 102(e) Date Sep. 22, 1997 PCT Filed Mar. 15, 1996 PCT Pub. No. WO96/29311 PCT Pub. Date Sep. 26, 19964-Acylaminopiperidine N-oxides IaA1B1(Ia)where A1 is hydrogen or an organic radical and B1 is a radical IIa where R1-R4 are each C1-C4-alkyl and R1 and R2, on the one hand, and R3 and R4, on the other hand, may furthermore be bonded to form a 5-membered or 6-membered ring, R5 is H or C114 C4-alkyl and R6 is H or C1-C18-alkyl, are used for stabilizing organic materials against the harmful effect of free radicals, particularly in the distillation of monomers which undergo free radical polymerization, especially styrene.

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