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    • 93. 发明授权
    • 1-alkoxy-polyallkyl-piperidine derivatives and their use as polymerization regulators
    • 1-烷氧基 - 聚烷基哌啶衍生物及其作为聚合调节剂的用途
    • US06353107B1
    • 2002-03-05
    • US09262804
    • 1999-03-04
    • Andreas KramerPeter Nesvadba
    • Andreas KramerPeter Nesvadba
    • C07D21194
    • C07D211/46C07D211/74C07D211/94C08F4/00
    • The present invention relates to 1-alkoxy-polyalkyl-piperidine derivatives containing a structural element of formula (I) wherein G1, G2, G3, G4 are independently C1-C6alkyl with the proviso that at least one is not methyl or G1 and G2 or G3 and G4, or G1 and G2 and G3 and G4 together form a C5-C12cycloalky group; G5, G6 independently are H, C1-C18alkyl, phenyl, naphthyl or a group COOC1-C18alkyl and X represents a group such that the free radical X. derived from X is capable of initiating polymerization of ethylenically unsaturated monomers, with the proviso that compounds A1 and A2 are excluded Further subjects of the invention are a polymerizable composition comprising a) at least one ethylenically unsaturated monomer and b) a 1-alkoxy-polyalkyl-piperidine derivative, a process for polymerizing ethylenically unsaturated monomers, and the use of 1-alkoxy-polyalkyl-piperidine derivatives for controlled polymerization. The intermediate N-oxyl derivatives, a composition of the N-oxyl derivatives with ethylenically unsaturated monomers and a free radical initiator X., as well as a process for polymerization are also subjects of the present invention.
    • 本发明涉及含有式(I)结构单元的1-烷氧基 - 多烷基 - 哌啶衍生物,其中G 1,G 2,G 3,G 4独立地为C 1 -C 6烷基,条件是至少一个不是甲基或G1和G2或G3 G 4,G 4,G 4,G 4,G 3,G 4,G 3,G 3,G 3,G 3,G 4,G 3,G 4,G 4, 衍生自X的化合物能够引发烯键式不饱和单体的聚合,条件是化合物A1和A2被排除。本发明的另外的主题是可聚合组合物,其包含a)至少一种烯属不饱和单体和b)1-烷氧基 - 聚烷基 哌啶衍生物,烯键式不饱和单体的聚合方法,以及1-烷氧基 - 聚烷基 - 哌啶衍生物用于受控聚合的用途。 中间体N-氧基衍生物,具有烯属不饱和单体的N-氧基衍生物和自由基引发剂X的组合物以及聚合方法也是本发明的主题。
    • 97. 发明授权
    • Process for the preparation of substituted anthraquinones
    • 制备取代蒽醌的方法
    • US6127580A
    • 2000-10-03
    • US200936
    • 1998-11-30
    • Wolfgang SiegelAndreas Kramer
    • Wolfgang SiegelAndreas Kramer
    • C07C46/02C07C45/00
    • C07C46/02
    • Process for the preparation of anthraquinones of the general formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which can be identical or different, are hydrogen, a C.sub.1 -C.sub.8 -alkyl or C.sub.2 -C.sub.8 -alkenyl radical, in which 1,4-naphthoquinone is reacted with a 1,3-diene of the general formula II ##STR2## in a cycloaddition step to give the corresponding tetrahydroanthraquinone and the tetrahydroanthraquinone is oxidized with oxygen in the presence of a basic catalyst to give the anthraquinone, in which both the cycloaddition step and the oxidation step are carried out in the presence of an aqueous diluent.Preferably, the cycloaddition step and oxidation step are carried out at a reaction temperature between 90 and 110.degree. C. and at atmospheric pressure.
    • 用于制备通式I的蒽醌的方法,其中可以相同或不同的R 1,R 2,R 3和R 4是氢,C 1 -C 8 - 烷基或C 2 -C 8 - 烯基,其中1,4 萘醌在环加成步骤中与通式II的1,3-二烯反应,得到相应的四氢蒽醌,四氢蒽醌在碱性催化剂存在下用氧氧化得到蒽醌,其中环加成步骤 并且氧化步骤在水性稀释剂的存在下进行。 优选环加成步骤和氧化步骤在90-110℃的反应温度和大气压下进行。
    • 99. 发明授权
    • Carrier-bound ketocarboxylic acids as corrosion inhibitors
    • 载体结合的酮羧酸作为腐蚀抑制剂
    • US5489447A
    • 1996-02-06
    • US263692
    • 1994-06-20
    • Andreas KramerAdalbert Braig
    • Andreas KramerAdalbert Braig
    • C07C65/32C07C59/84C07C59/88C07C59/90C07C69/76C07C205/56C07C229/42C07C255/49C07C255/57C07C323/62C07C327/26C07C329/04C09D5/08C09K15/06B05D3/02
    • C07C59/88C07C229/42C07C255/49C07C59/84C07C59/90C09D5/086
    • A description is given of carrier-bound compounds of the formula I ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another are hydrogen, halogen, nitro, cyano, CF.sub.3, C.sub.1 -C.sub.15 alkyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.2 -C.sub.15 alkenyl, C.sub.1 -C.sub.12 haloalkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, C.sub.6 -C.sub.10 aryl, C.sub.6 -C.sub.10 aryloxy, C.sub.7 -C.sub.12 arylalkyl, --CO.sub.2 R.sub.6, --COR.sub.6 or ##STR2## in which at least one of the radicals R.sub.1 to R.sub.5 is hydrogen, halogen or C.sub.1 -C.sub.15 alkyl, and, in addition, the radicals R.sub.1 and R.sub.2, R.sub.2 and R.sub.3, R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 together with the carbon atoms to which they are attached form a benzo or cyclohexenyl ring,R.sub.6 is C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.20 alkyl which is interrupted by oxygen, sulfur or >N--R.sub.9 ; or is C.sub.7 -C.sub.12 arylalkyl,R.sub.7 and R.sub.8 independently of one another are hydrogen, C.sub.1 -C.sub.24 alkyl or C.sub.2 -C.sub.24 alkyl which is interrupted by oxygen, sulfur or >N--R.sub.9,R.sub.9 is hydrogen or C.sub.1 -C.sub.8 alkyl, andn is an integer from the range from 1 to 10,as corrosion inhibitors in coating compositions for protecting metallic surfaces.
    • 给出式I(I)的载体结合化合物,其中R 1,R 2,R 3,R 4和R 5彼此独立地是氢,卤素,硝基,氰基,CF 3,C 1 -C 15烷基,C 5 -C 12环烷基,C 2 -C 15烯基,C 1 -C 12卤代烷基,C 1 -C 12烷氧基,C 1 -C 12烷硫基,C 6 -C 10芳基,C 6 -C 10芳氧基,C 7 -C 12芳烷基,-CO 2 R 6,-COR 6或其中至少一个基团R 1〜 R 5是氢,卤素或C 1 -C 15烷基,此外,基团R 1和R 2,R 2和R 3,R 3和R 4或R 4和R 5与它们所连接的碳原子一起形成苯并或环己烯基环,R 6 是C 1 -C 20烷基,被氧,硫或> N-R 9中断的C 2 -C 20烷基; 或者是C 7 -C 12芳基烷基,R 7和R 8彼此独立地是氢,C 1 -C 24烷基或被氧,硫或> N-R 9中间的C 2 -C 24烷基,R 9是氢或C 1 -C 8烷基,n是 在1至10的范围内,作为用于保护金属表面的涂料组合物中的腐蚀抑制剂。
    • 100. 发明授权
    • Curable mixtures containing a bismaleimide and a propenyl compound
    • 含有双马来酰亚胺和丙烯基化合物的固化混合物
    • US5013804A
    • 1991-05-07
    • US505097
    • 1990-04-03
    • Andreas Kramer
    • Andreas Kramer
    • C08F20/52C08F222/40C08G73/12
    • C08J5/24C08F222/40C08G73/12C08J2379/08
    • Curable mixtures containing(a) an aromatic bismaleimide of formula ##STR1## wherein R.sub.1 and R.sub.2 are identical or different and each is C.sub.1 -C.sub.4 alkyl, and R.sub.3 and R.sub.4 are each independently of the other a hydrogen or halogen atom, and (a) a propenyl compound of formula II ##STR2## wherein m and n are each independently of the other 1 or 2, Z is a hydrogen atom or C.sub.1 -C.sub.4 alkoxy, and A is a radical of formula IIa, IIb or IIc ##STR3## wherein D is --SO.sub.2 -- or --CO-- or is a radical of formula ##STR4## wherein X and X.sub.1 are each independently of the other --CO--, --SO.sub.2 -- or --O--, and p is 0 or 1, E is phenylene or a radical of formula V ##STR5## wherein G is ##STR6## and q is 0 or 1, are readily processable, well suited for the preparation of prepregs or fibre-reinforced composites, and give mouldings having excellent fracture toughness.
    • 其包含(a)式(I)的芳族双马来酰亚胺,其中R 1和R 2相同或不同,各自为C 1 -C 4烷基,R 3和R 4各自独立地为氢或卤原子,和( a)式II的丙烯基化合物其中m和n各自独立地是1或2,Z是氢原子或C 1 -C 4烷氧基,A是式IIa,IIb或IIc的基团 (IIa)(IIb)或其中D为-SO 2 - 或-CO-或II为式(II)的基团,或为式(III)或(VI)的基团,其中X 和X 1各自独立地为-CO - , - SO 2 - 或-O-,p为0或1,E为亚苯基或式V基团,其中G为< IMAGE>和q 是0或1,易于加工,非常适合于制备预浸料或纤维增强复合材料,并且具有优异的断裂韧性的模制品。