会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明授权
    • Epoxy resin pre-advanced with carboxyl-containing polyester and advanced
with bisphenol
    • 环氧树脂预先用含羧基的聚酯和先进的双酚
    • US6103825A
    • 2000-08-15
    • US70662
    • 1998-04-30
    • Isabelle FrischingerJurgen FinterChristine PogetPhilippe-Guilhaume Gottis
    • Isabelle FrischingerJurgen FinterChristine PogetPhilippe-Guilhaume Gottis
    • C08G59/24C08G59/06C08G59/12C08G59/42C08G59/62C09D133/00C09D163/00C08G59/14C08L33/02C08L63/02C08L67/03
    • C08G59/12C08G59/066C09D163/00
    • Epoxy resins which are obtainable by a process in which, first of all(a) by reacting(A1) at least one substance selected from the substances of the formula (I) and of the formula (II): ##STR1## in which Alc is the radical of a diol which has been freed fromI ts hydroxyl groups and comprises 2 to 20 carbon atoms,Ac is the radical of a dicarboxylic acid which has been freed from its carboxyl groups and comprises 2 to 20 carbon atoms,[Ph] is the radical of a difunctional phenolic compound which has been freed from its phenolic hydroxyl groups and has 6 to 20 carbon atoms, andc is a number greater than 1 but not more than 2, with(A2) at least one liquid diglycidyl ether based on a first bisphenol compound in an amount chosen so that there are more than two equivalents of glycidyl groups of component (A2) for a total of one equivalent of carboxyl and phenolic hydroxyl groups of component (A1),a pre-advanced diglycidyl ether resin is formed in dispersion in the liquid diglycidyl ether of which there is at least one, and subsequently(b) the resin dispersion obtained in accordance with (a) is reacted with a phenol component comprising at least one bisphenol compound which is identical to or different from the first bisphenol compound, the amount of the phenol component being chosen so that in the mixture of the resin dispersion and the phenol component the glycidyl groups prior to the reaction are in a stoichiometric excess over the phenolic hydroxyl groups.
    • 环氧树脂可以通过以下方法获得:首先(a)通过(A1)选自式(I)和式(II)的物质中的至少一种物质:其中Alc是基团 的二醇,其已经脱离了羟基并且包含2至20个碳原子,Ac是已经脱离其羧基并且包含2至20个碳原子的二羧酸的基团,[Ph]是基团 的二官能酚类化合物,其已经脱离其酚羟基并且具有6至20个碳原子,c是大于1但不大于2的数,其中(A2)基于第一个(A2)的至少一种液体二缩水甘油醚 双酚化合物的量选择为使得组分(A2)的总共1当量的羧基和酚羟基具有多于2当量的缩水甘油基,组分(A1)的羧基和酚羟基的总数,预先的二缩水甘油醚树脂形成在 分散在液体中的二缩水甘油醚 h中至少有一个,随后(b)将根据(a)获得的树脂分散体与包含至少一种与第一双酚化合物相同或不同的双酚化合物的酚组分反应, 苯酚组分的选择使得在树脂分散体和酚组分的混合物中,反应前的缩水甘油基的化学计量过量超过酚羟基。
    • 4. 发明授权
    • Composition of carboxyl-containing poly(meth)acrylate,
carboxyl-terminated polyester and epoxy resin
    • 含羧基的聚(甲基)丙烯酸酯,羧基封端的聚酯和环氧树脂的组成
    • US6136922A
    • 2000-10-24
    • US690373
    • 1996-07-26
    • Isabelle FrischingerJacques-Alain CottingJacques Fran.cedilla.ois
    • Isabelle FrischingerJacques-Alain CottingJacques Fran.cedilla.ois
    • C08L63/00C07D303/16C08G59/12C08G59/20C08G59/32C08G59/42C08L67/00C09D133/06C09D163/00C09D167/00C08K5/07C08L33/02
    • C09D133/064C07D303/16C08G59/12C08G59/32C08G59/3218C08G59/3236C08L67/00C09D163/00C09D167/00C08L63/00
    • A curable composition comprisingA) a mixture ofA1) at least one polymer based on acrylate and/or methacrylate monomers and containing on average 0.1 to 4.0 equivalents of free carboxyl groups per kilogram of polymer, andA2) at least one carboxyl-terminated polyester which contains on average0.2 to 6 equivalents of free carboxyl groups per kilogram of polyestersuch that component A1) constitutes 50 to 90% by weight, and component A2) makes up the remainder, of the mixture A;B) an epoxy resin containing 2 or more epoxy groups per molecule, selected from;glycidyl esters of cyclic carboxylic acids,glycidyl ethers of trimethylolpropane,glycidyl ethers of bis(dimethylolpropyl) ether, andreaction products of glycidyl ether derivatives of trimethylolpropane or bis(dimethylolpropyl) ether with aliphatic or cycloaliphatic polyisocyanate monomers or oligomers, or a mixture of two or more than two of these epoxy resins;C) a catalyst for speeding up the thermal reaction of epoxy and carboxyl groups, andD) an inert solvent;the molar ratio of free carboxyl groups to epoxy groups in said composition being 0.3:1 to 3:1, and said composition containing, except for component B, no components carrying epoxy groups. The composition is generally suitable as coating agent, especially as lacquer for coating automobile parts.
    • 一种可固化组合物,其包含A)至少一种基于丙烯酸酯和/或甲基丙烯酸酯单体的聚合物和平均每千克聚合物平均具有0.1至4.0当量游离羧基的混合物,和A2)至少一种羧基封端的聚酯 其含有平均0.2至6当量的每千克聚酯的游离羧基,使得组分A1)构成50至90重量%,组分A2)构成混合物A的剩余部分; B)每分子含有2个以上环氧基的环氧树脂,选自: 环状羧酸的缩水甘油酯,三羟甲基丙烷的缩水甘油醚,双(二羟甲基丙基)醚的缩水甘油醚,三羟甲基丙烷或双(二羟甲基丙基)醚的缩水甘油醚衍生物与脂肪族或脂环族多异氰酸酯单体或低聚物的反应产物,或二 或多于两种这些环氧树脂; C)用于加速环氧和羧基热反应的催化剂,和D)惰性溶剂; 所述组合物中游离羧基与环氧基的摩尔比为0.3:1至3:1,所述组合物除了组分B外,不含有环氧基的组分。 该组合物通常适合作为涂布剂,特别是用作涂覆汽车部件的漆。
    • 5. 发明授权
    • Carboxyl-containing polymer(s) with (2-oxo-1,3-dioxolan-4-yl)methyl
groups-containing compound(s)
    • 含有(2-氧代-1,3-二氧戊环-4-基)甲基的化合物的含羧基的聚合物
    • US6090891A
    • 2000-07-18
    • US75639
    • 1998-05-11
    • Isabelle FrischingerJacques-Alain CottingJurgen FinterJacques Fran.cedilla.ois
    • Isabelle FrischingerJacques-Alain CottingJurgen FinterJacques Fran.cedilla.ois
    • C08G59/14C08G63/42C08G67/00C08L33/06C08L63/00C08L67/00C09D133/06C09D163/00C09D167/00C08L33/02C08L67/04C08L69/00
    • C09D167/00C08G59/1405C08L33/064C08L67/00C09D133/064C09D163/00C08L63/00
    • Curable compositions, which comprise the following components:(A) a polymer component consisting of one or more than one of the following components:polymers based on acrylate monomers and/or methacrylate monomers containing free carboxyl groups, and carboxyl-terminated polyesters;(B) a crosslinker for component (A) selected from the group consisting of:(B1) one or more than one compound having a molecular weight of less than 800 and containing at least two (2-oxo-1,3-dioxolan-4-yl)methyl groups per molecule, and(B2) a mixture consisting of one or more than one compound having a molecular weight of less than 800 and containing at least two (2-oxo-1,3-dioxolan-4-yl)methyl groups per molecule, and of one or more than one epoxy resin, at least 60 percent of the total number of (2-oxo-1,3-dioxolan-4-yl)methyl groups and epoxy groups of the mixture being (2-oxo-1,3-dioxolan-4-yl)methyl groups;(C) a catalyst for accelerating the crosslinking reaction between the components (A) and (B), and(D) a solvent for the components (A), (B) and (C);the molar ratio of free carboxyl groups to the total number of (2-oxo-1,3-dioxolan-4-yl)methyl groups and epoxy groups in the composition being from 0.3:1 to 3:1,have particularly good storage stability and are therefore suitable for use in one-component form, for example as coating agents.
    • 可固化组合物,其包含以下组分:(A)由以下组分中的一种或多种组成的聚合物组分:基于丙烯酸酯单体和/或含有游离羧基的甲基丙烯酸酯单体的聚合物和羧基封端的聚酯; (B)组分(A)的交联剂,其选自:(B1)一种或多种分子量小于800的化合物,并且含有至少两个(2-氧代-1,3-二氧戊环 - (B2)由一种或多于一种分子量小于800的化合物组成的混合物,并含有至少两个(2-氧代-1,3-二氧戊环-4-基) )甲基和一种或多于一种环氧树脂,(2-氧代-1,3-二氧戊环-4-基)甲基和环氧基的总数的至少60%为( 2-氧代-1,3-二氧戊环-4-基)甲基; (C)用于促进组分(A)和(B)之间的交联反应的催化剂,和(D)组分(A),(B)和(C)的溶剂; 游离羧基与组合物中(2-氧代-1,3-二氧戊环-4-基)甲基和环氧基总数的摩尔比为0.3:1至3:1具有特别良好的储存稳定性 因此适用于单组分形式,例如作为涂层剂。
    • 7. 发明授权
    • Powder coating composition of epoxy resin mixture and
carboxyl-containing polyester
    • 环氧树脂混合物和含羧基聚酯的粉末涂料组合物
    • US6117952A
    • 2000-09-12
    • US19636
    • 1998-02-06
    • Jurgen FinterIsabelle FrischingerChristine Poget
    • Jurgen FinterIsabelle FrischingerChristine Poget
    • C08G59/06C08G59/32C08G59/38C08G59/42C09D5/03C09D5/46C09D163/00C09D167/00C08L63/02C08L63/04C08L67/02
    • C09D167/00C08G59/38C09D163/00Y10S525/934
    • A powder coating composition comprising(A) a solid epoxy resin mixture that comprises at least one epoxy resin component (A1) and one epoxy resin component (A2) and(B) a free-carboxyl-group-containing polyester in an amount sufficient for the full cure of the composition,in which the epoxy resin component (A1) consists of one or more epoxy resins and has overall a mean epoxy functionality that is greater than 2,wherein the epoxy resin component (A2) consists of one or more advanced epoxy resins each of which has a mean epoxy functionality of at least 1.2 but less than 1.95 and is the product of a reaction in which (i) at least one diglycidyl compound is simultaneously reacted with (ii) at least one bisphenol compound and (iii) at least one monophenol as starting materials, and the difference between the mean epoxy functionality of the epoxy resin mixture (A) and the mean epoxy functionality of component (A2) of the mixture is at least 0.05 but less than 0.8.
    • 一种粉末涂料组合物,其包含(A)固体环氧树脂混合物,其包含至少一种环氧树脂组分(A1)和一种环氧树脂组分(A2)和(B)含游离羧基的聚酯,其量足以 组合物的完全固化,其中环氧树脂组分(A1)由一种或多种环氧树脂组成并且具有大于2的平均环氧官能度,其中环氧树脂组分(A2)由一种或多种先进的 环氧树脂各自具有至少1.2但小于1.95的平均环氧官能度,并且是其中(i)至少一种二缩水甘油基化合物同时与(ii)至少一种双酚化合物反应的反应的产物,和(iii) )至少一种单酚作为原料,并且环氧树脂混合物(A)的平均环氧官能度与组分(A2)的平均环氧官能度之间的差异为至少0.05但小于0.8。