ANTI-CORROSION LAYER FOR ALUMINUM AND MAGNESIUM ALLOYS
申请人:Hack Theo
公开号:US20120021232A1
公开(公告)日:2012-01-26
The invention relates to a composition for the corrosion protection of metal substrates and to the production thereof, and to a method for producing corrosion-resistant coatings.
该发明涉及一种用于金属基材的防腐蚀保护的组合物及其生产,以及生产耐腐蚀涂层的方法。
Antifreeze compositions
申请人:CIBA-GEIGY AG
公开号:EP0398284A1
公开(公告)日:1990-11-22
The present invention provides a polyhydric alcohol antifreeze composition comprising A) as hard water deposition inhibitor, a hydrolyzed copolymer of maleic anhydride with a mono-ethylenically unsaturated monomer, or mixture of monomers, the molar ratio of maleic anhydride to other monomers being from 2.5:1 to 100:1, and the molecular weight of the copolymer being below 1000; and optionally B) as corrosion inhibitor, at least one of B-1) a triazine compound having the formula (I):
wherein Z is a C₁-C₁₁ alkylene group, X is hydrogen, an alkali metal or mono-, di- or tri-ethanolamine, R₁ and R₂, independently, are hydrogen or methyl and R₃ is a group -NR₄R₅ in which R₄ is C₁-C₁₂ alkyl or -Z-COOX in which Z and X have their previous significance, and R₅ is hydrogen or C₁-C₁₂ alkyl; B-2) 2-hydroxyphosphonoacetic acid; B-3) (2-Benzo- thiazolylthio)succinic acid and B-4) (2-benzothiazolylthio)-acetic acid.
本发明提供了一种多元醇防冻剂组合物,该组合物包括A)作为硬水沉积抑制剂的马来酸酐与单乙烯基不饱和单体或单体混合物的水解共聚物,马来酸酐与其他单体的摩尔比为2.5:1至100:1,共聚物的分子量低于1000;以及B)作为腐蚀抑制剂的至少一种B-1)具有式(I)的三嗪化合物:
其中 Z 是 C₁-C₁₁亚烷基,X 是氢、碱金属或一乙醇胺、二乙醇胺或三乙醇胺,R₁ 和 R₂ 分别是氢或甲基,R₂ 和 R₂ 分别是氢或甲基、是氢或甲基,R₃是基团-NR₄R₅,其中 R₄ 是 C₁-C₁₂ 烷基或-Z-COOX,其中 Z 和 X 具有其先前的意义,R₅ 是氢或 C₁-C₁₂ 烷基;B-2) 2-羟基膦酰基乙酸; B-3) (2-苯并噻唑硫基)琥珀酸和 B-4) (2-苯并噻唑硫基)-乙酸。
A non-corrosive photoresist composition containing:
(a) 20-70% by weight of an organic polar solvent having a dipole moment of more than 3.5;
(b) 70-20% by weight of selected amine compounds;
(c) 0.1-10% by weight of (2-benzothiozolylthio)-succinic acid.
Stabilized aqueous polymer compositions and their use
申请人:Allessa Chemie GmbH
公开号:EP2166060A1
公开(公告)日:2010-03-24
Disclosed are stabilized aqueous polymer compositions containing
A) a stabilizing amount of at least a first stabilizer comprising a heterocyclic condensed ringsystem containing nitrogen and sulphur ring heteroatoms with the exception of a phenothiazine compound or containing a stabilizing amount of said first stabilizer with a phenothiazine compound; and
B) at least one polymer comprising groups which are capable of complex formation with ions.
The aqueous polymer compositions are stabilized against thermal or other degradation processes of the polymer by addition of component A) to allow their use even under harsh conditions.
所公开的稳定水性聚合物组合物含有
A) 至少含有第一种稳定剂的稳定剂,该稳定剂包含含有氮和硫环杂原子(吩噻嗪化合物除外)的杂环缩合环体系,或含有第一种稳定剂与吩噻嗪化合物的稳定剂;以及
B) 至少一种聚合物,含有能与离子形成络合物的基团。
水性聚合物组合物通过添加 A) 组分来稳定聚合物的热降解或其他降解过程,使其即使在苛刻的条件下也能使用。
Aqueous coating composition including the reaction product of maleic anhydride with an unsaturated compound and an amine.
申请人:Akzo Nobel Coatings International B.V.
公开号:EP2719731A1
公开(公告)日:2014-04-16
An aqueous coating composition comprising
a. a binder polymer
b. a maleimide compound having sufficient acid groups such that the acid value of the maleimide compound is at least 30mg KOH/g of the maleimide compound.
一种水性涂料组合物,包括
a. 粘合剂聚合物
b. 马来酰亚胺化合物,该马来酰亚胺化合物具有足够的酸性基团,使马来酰亚胺化合物的酸值至少为 30mg KOH/g。