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    • 62. 发明公开
    • LIGHT- AND BRIGHT-COLOURED ANTIFOULING PAINTS
    • 浅色和高翊防污PAINTINGS
    • EP0927230A1
    • 1999-07-07
    • EP97943871.0
    • 1997-09-19
    • SIGMA COATINGS B.V.
    • KRAMER, Johannes, PetrusVOS, Marcel
    • A01N43C09D5C09D201
    • C09D5/1625A01N43/36A01N2300/00
    • 2-Trihalogenomethyl-3-halogeno-4-cyano pyrrole derivatives which are substituted in position 5 and optionally in position 1 are used as barnaclecide in antifouling paints, which can therefore be formulated as light- or bright-coloured, particularly as bright white. The halogens in positions 2 and 3 are independently selected from the group consisting of fluorine, chlorine and bromine, preferably fluorine in position 2 and bromine in position 3. The substituent in position 5 is selected from the group consisting of C1-8 alkyl, C1-8 monohalogenoalkyl, C5-6 cycloalkyl, C5-6 monohalogenocycloalkyl, benzyl, phenyl, mono- and di-halogeno-benzyl or -phenyl, mono- and di-C1-4 alkyl benzyl or phenyl, and monohalogeno mono-C1-4-alkyl benzyl or phenyl, the halogen being selected from the group consisting of chlorine and bromine, preferably chlorine; the most preferred substituent in position 5 is para-chlorophenyl. The optional substituent in position 1 is selected from the group consisting of C1-4 alkyl and C1-4 alkoxy C1-4 alkyl; it is preferred that no substituent be present in position 1. The most preferred compound for use as barnaclecide in the invention is 2-trifluoromethyl-3-bromo-4-cyano-5-parachlorophenyl pyrrole. Antifouling paints may contain 0.5 to 9.9 wt.% of barnaclecide, based on the total weight of the dry mass of the composition, preferably 1 to 6 wt.%, most preferably 1.5 to 4 wt.%.
    • 63. 发明公开
    • Machine de remplissage automatique de sacs à valve
    • Automatische Ventilsack-Füllmaschine
    • EP0751067A1
    • 1997-01-02
    • EP96110585.5
    • 1996-07-01
    • SIGMA COATINGS B.V.
    • Weck, Hans Herman Marinus Coenraad
    • B65B1/00B65B3/17B65B43/26
    • B65B3/17
    • L'invention concerne une machine de remplissage automatique de sacs à valve en matière plastique avec des liquides.
      La machine comprend essentiellement des moyens de soutien 2 sur lesquels reposent les sacs 1 dans le lieu de stockage, des moyens d'enlèvement 4 pour tirer un par un vers le bas les sacs 1 entre les moyens de support 2, ces moyens 4 comprenant un ou plusieurs moyens 4' fermement attachés à un support 5 qui peut bouger verticalement et placés au milieu des moyens de support 2, et d'autres moyens d'enlèvement 4'' attachés au support 5 de manière mobile, de part et d'autre sur ses côtés, de manière à suivre la déformation des sacs 1 lorsqu'ils sont tirés un par un vers le bas par les moyens d'enlèvement 4, des moyens 8 et 11 pour aligner les sacs 1 dans une position précise, des moyens d'enlèvement 13 pour agripper les sacs 1 un par un par le fond du côté de la valve, des moyens de pression 16 pour faire perdre aux sacs 1 la mémoire de leur forme pliée, des moyens d'ouverture 15 afin d'ouvrir la valve 20 et de la maintenir ouverte, des moyens de remplissage 21 pour remplir les sacs 1 par la valve 20, des moyens (22, 23, 24, 25) définissant un volume parallélipédique comportant les ouvertures permanentes ou temporaires appropriées pour reprendre les sacs pleins et les délivrer dans une orientation constante en vue des opérations d'emballage et des moyens pour transporter les sacs 1 entre les manipulations successives.
    • 用于自动填充折叠塑料袋(1)的机器,具有液体散装产品,具有用于保持堆叠和折叠的袋(1)的支撑件(2)。 行进机构来回移动,在支撑件(5)处具有一个或多个夹具(4'),该支撑件可垂直移动以便在袋支撑件(2)水平定位。 支撑架上的其他单元(4“)在侧面移动,以便在来回移动时扭曲袋子(1)。袋子(1)被精确地定位,并且握住袋子(1)以及把手 通过阀门的底部,并施加压力以去除袋子材料中的任何折叠的记忆,阀被打开并保持打开,用于将液体送入袋中,填充的袋体积由永久或临时的 每个袋子中的通气量不变,系统在处理阶段之间运送袋子,袋子(1)是低密度聚乙烯,支撑板上的流化聚合物的表面涂层或气垫帮助袋子 动作。
    • 66. 发明公开
    • BINDERS WITH LOW CONTENT IN HYDROLYSABLE MONOMER SUITABLE FOR SELF-POLISHING ANTIFOULING PAINTS
    • 有适合于自抛光END防污涂料含量低水解的单体粘结剂
    • EP1423443A1
    • 2004-06-02
    • EP02769979.2
    • 2002-08-22
    • SIGMA COATINGS B.V.
    • GILLARD, MichelVOS, Marcel
    • C08F220/12C09D5/16
    • C08F220/12
    • Film-forming polymer prepared by polymerisation of: 5 - from more than 0 up to 4 mol% of at least one ethylenically unsaturated monomer unit A selected from the carboxylic acid and sulfonic acid derivatives that can yield an acid function upon hydrolysis in water; 10 - from 5 to 45 mol% of at least one monomer unit B selected from the group consisting of the N-vinyl lactam monomers of general formula CH2=CH-N-CO-R'J , the N-vinyl amides of general formula CH2=CH-NR-CO-15 R', the monomers of general formula CH2=CR''-C00-R''N-CO-R'I, the monomers of general formula CH2=CR''C00-R''-NR'''-CO-R', 2-pyrrolidone-l-isoprenyl ketone, and mixtures thereof, wherein - R is H or selected from the group consisting 20 of alkyl, - R' is a n-alkylidene radical having 2 to 8 carbon atoms, - R' is selected from the group consisting of alkyl, cycloalkyl, aryl, alkylaryl and arylalkyl 25 radicals having a maximum of 18 carbon atoms, - R'' is H or CH3, - R'' is a n-alkylidene radical having from 1 to 8 carbon atoms, - R''' is H or R' 30 and the balance of the monomer units being monomer units C selected from the group consisting of the esters of ethylenically unsaturated carboxylic acids with C1-C18 alcohols, styrene, alpha-methyl styrene, vinyl toluenes, and mixtures thereof.
    • 69. 发明公开
    • Binders with low content in hydrolysable monomer suitable for selfpolishing antifouling paints
    • 粘合剂具有可水解的单体的含量低,适用于自抛光防污涂料
    • EP1288234A1
    • 2003-03-05
    • EP01203208.2
    • 2001-08-27
    • SIGMA COATINGS B.V.
    • Gillard, MichelVos, Marcel
    • C08F220/12C09D5/16
    • C08F220/12
    • Film-forming polymer prepared by polymerisation of:

      from more than 0 up to 4 mol% of at least one ethylenically unsaturated monomer unit A selected from the carboxylic acid and sulfonic acid derivatives that can yield an acid function upon hydrolysis in water;
      from 5 to 45 mol% of at least one monomer unit B selected from the group consisting of the N-vinyl lactam monomers of general formula CH2=CH- N-CO-R' | , the N-vinyl amides of general formula CH2=CH-NR-CO-R", the monomers of general formula CH2=CR"'-COO-R""- N-CO-R' |, the monomers of general formula CH2=CR"'-COO-R""-NR""'-CO-R", 2-pyrrolidone-1-isoprenyl ketone, and mixtures thereof, wherein

      R is H or selected from the group consisting of alkyl,
      R' is a n-alkylidene radical having 2 to 8 carbon atoms,
      R" is selected from the group consisting of alkyl, cycloalkyl, aryl, alkylaryl and arylalkyl radicals having a maximum of 18 carbon atoms,
      R"' is H or CH3,
      R"" is a n-alkylidene radical having from 1 to 8 carbon atoms,
      R""' is H or R",
      and
      the balance of the monomer units being monomer units C selected from the group consisting of the esters of ethylenically unsaturated carboxylic acids with C1-C18 alcohols, styrene, alpha-methyl styrene, vinyl toluenes, and mixtures thereof.
    • 通过聚合制备的成膜聚合物:从大于0到4摩尔%由羧酸和磺酸衍生物中的至少一种烯属不饱和单体单元A的那样可以在水中后的水解酸功能得到; 为5〜45摩尔%的选自通式CH 2 = CH-N-CO-R的N-乙烯基内酰胺单体的选择了”至少一种单体单元B的,通式CH 2 = CH的N-乙烯基酰胺 - NR-CO-R “的通式CH 2 = CR单体” ' - COO-R “” - N的-CO-R',通式CH 2 = CR的单体 ““ - COO-R”“ - NR “”“-CO-R”,2-吡咯烷酮-1-异戊二烯酮,以及它们的混合物,worin R是H或选自选自烷基中选择,R”是正亚烷基具有2-8个碳原子, R“是选自烷基,环烷基,芳基,烷基芳基的选择和芳烷基具有最多18个碳原子,R的自由基”“是H或CH 3,R‘’是正亚烷基具有1至8个碳 原子,R“”“为H或R”,和单体单元是单体单元C的选自烯属不饱和羧酸与C1-C18醇,苯乙烯,α-甲基苯乙烯,乙烯基酯的选择的平衡 甲苯和它们的混合物。
    • 70. 发明公开
    • PIGMENT CONCENTRATE
    • PIGMENTKONZENTRATE
    • EP1151047A1
    • 2001-11-07
    • EP00904941.2
    • 2000-01-21
    • SIGMA COATINGS B.V.
    • COUPERUS, AnjaGROENMAN, TjerkCARLIER, Stéphane
    • C09D167/00C09B67/20C09D5/03C08J3/22
    • C08J3/226C08J2467/00C09B67/0063C09D5/035C09D17/001C09D167/00C08L67/02C08L2666/70
    • Method for preparing a pigment concentrate which is suitable, in particular, for the preparation of a powder coating. The pigment concentrate is prepared by pigment particles being comminuted in the presence of an aqueous binder essentially consisting of a polyester having a glass transition temperature of at least 60 °C and an acid value of at least 60, to form a stable paste or suspension, the said paste or suspension formed being subjected to a drying treatment, and the pigment concentrate being collected. The binder used is preferably free of cosolvent, while expediently it is a resin having an acid value of at least 70. Preferably, no dispersant is used. By using a pigment concentrate formed according to the present method, a powder coating can be formed which no longer has a tinting strength reserve.
    • 制备颜料浓缩物的方法,其特别适用于制备粉末涂料。 颜料浓缩物是通过将颜料颗粒在基本上由玻璃化转变温度至少为60℃,酸值至少为60的聚酯组成的水性粘合剂存在下粉碎来制备的,以形成稳定的糊剂或悬浮液, 所形成的糊状物或悬浮液进行干燥处理,并收集颜料浓缩物。 所使用的粘合剂优选不含共溶剂,有利的是其酸值至少为70℃的树脂。优选不使用分散剂。 通过使用根据本方法形成的颜料浓缩物,可以形成不再具有着色强度储备的粉末涂料。