公开(公告)号：US20230101651A1

公开(公告)日：2023-03-30

申请号：US17779030

申请日：2020-11-25

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Jörg ZIMMERMANN ,  Lukas FRUNZ

IPC分类号： C04B24/26 ,  C04B28/02

摘要： The use of branched copolymers of the general structure (I) as additives for increasing the flow rate and for reducing the viscosity of mineral binder compositions. Further, mineral binder compositions including at least one branched copolymer of the general structure (I):

公开(公告)号：US20230022017A1

公开(公告)日：2023-01-26

申请号：US17782231

申请日：2021-01-19

申请人： SIKA TECHNOLOGY AG

发明人： Denise MUTHS-KERN ,  Rasid SAHINAGIC ,  Christina HAMPEL ,  Jörg ZIMMERMANN ,  Nicole JAGIELSKI

IPC分类号： C04B24/26 ,  C08G81/02 ,  C04B28/14 ,  C04B40/00

摘要： A process for preparing powdered dispersants comprising at least 90% by weight of at least one copolymer CP of the polycarboxylate ether type. The powdered dispersants can be easily dispersed in water. The invention also relates to the use of such powdered dispersants in mineral binder compositions, in particular dry mortars, concrete or gypsum formulations.

公开(公告)号：US20210261711A1

公开(公告)日：2021-08-26

申请号：US17315414

申请日：2021-05-10

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Fabia ULBER ,  Jörg ZIMMERMANN

IPC分类号： C08F290/06 ,  C04B24/26 ,  C08F293/00

摘要： Methods for using a copolymer, especially as a dispersant for solid particles, in particular as a dispersant for mineral binder compositions, where the copolymer is obtained from ionizable monomers m1 and side chain-bearing monomers m2 that are polymerized by nitroxide-mediated solution polymerization to give the copolymer, wherein the polymerization is conducted in the presence of an agent including a carboxyl group-bearing and phosphated alkoxy amine.

公开(公告)号：US20180265615A1

公开(公告)日：2018-09-20

申请号：US15763040

申请日：2016-09-22

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Jörg ZIMMERMANN

IPC分类号： C08F293/00 ,  C04B24/26

CPC分类号： C08F293/005 ,  C04B24/165 ,  C04B24/246 ,  C04B24/2605 ,  C04B24/2647 ,  C04B24/2658 ,  C04B24/267 ,  C04B24/2694 ,  C04B2103/0061 ,  C04B2103/0063 ,  C04B2103/408 ,  C08F2438/03

摘要： A method for producing a dispersant for solid particles, in particular a dispersant for mineral binder compositions. Ionizable monomers m1 and sidechain-carrying monomers m2 are polymerized to a copolymer, polymerization taking place as a living free radical polymerization.

公开(公告)号：US20180265407A1

公开(公告)日：2018-09-20

申请号：US15762651

申请日：2016-09-22

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Jörg ZIMMERMANN

IPC分类号： C04B24/26 ,  C04B24/24 ,  C04B24/16

CPC分类号： C04B24/2605 ,  C04B24/165 ,  C04B24/246 ,  C04B24/2647 ,  C04B24/2658 ,  C04B24/267 ,  C04B24/2694 ,  C04B2103/0063 ,  C04B2103/408

摘要： The present invention relates to a copolymer, especially for use as a dispersant for solid particles, in particular for use as dispersant for mineral binder compositions, having a polymer backbone and side chains bonded thereto, comprising at least one ionizable monomer unit M1 and at least one side chain-bearing monomer unit M2, wherein the copolymer has a gradient structure in at least one section A in a direction along the polymer backbone with regard to the ionizable monomer unit M1 and/or with regard to the side chain-bearing monomer unit M2.

公开(公告)号：US20180230051A1

公开(公告)日：2018-08-16

申请号：US15762866

申请日：2016-09-22

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Lukas FRUNZ ,  Jörg ZIMMERMANN

IPC分类号： C04B24/26 ,  C04B28/02 ,  C04B28/04 ,  C04B28/08

摘要： A copolymer as dispersant in a binder composition comprising an alkaline activating agent, wherein the activating agent is especially suitable for activation of a latently hydraulic and/or pozzolanic binder, wherein the copolymer has a polymer backbone and side chains bonded thereto and comprises at least one ionizable monomer unit M1 and at least one side chain-bearing monomer unit M2, and wherein the copolymer has a gradient structure in at least one section A in a direction along the polymer backbone with regard to the ionizable monomer unit M1 and/or with regard to the side chain-bearing monomer unit M2.

公开(公告)号：US20160017082A1

公开(公告)日：2016-01-21

申请号：US14649313

申请日：2013-12-16

申请人： SIKA TECHNOLOGY AG

发明人： Christina HAMPEL ,  Jörg ZIMMERMANN ,  Jabbar AL SHEMARI ,  Markus FRIEDERICH

IPC分类号： C08F290/06 ,  C04B24/26

CPC分类号： C08F290/062 ,  C04B24/2652 ,  C04B24/2658 ,  C04B28/02 ,  C04B28/14 ,  C04B2103/006 ,  C04B2103/408 ,  C04B14/10 ,  C04B24/2647

摘要： Provided are cationic comb polymers, obtainable by polymerizing a monomer mixture, which contains at least one monomer having at least one cationic group covalently bonded to the monomer and which contains at least one monomer of the formula R1—O-[AO]n—R2, wherein R1 is an alkenyl group, R2 represents H, an alkyl group having 1 to 20 C atoms, or an aryl group or alkylaryl group having 7 to 20 C atoms, A independently of one another represents a C2 to C6 alkylene group, and n is a value from 2 to 300. Also provided are hydraulically setting cement compositions, shaped bodies, uses, and methods for producing comb polymers. Also provided are novel comb polymers with cationic side chains and structural subunits that comprise polyether components. Further provided are hydraulically setting cement compositions, shaped bodies, uses and methods for producing comb polymers.

摘要翻译： 提供的阳离子梳形聚合物可以通过聚合单体混合物获得，该单体混合物含有至少一种具有至少一个与该单体共价结合的阳离子基团的单体，并且含有至少一个式R 1 -O- [AO] n -R 2的单体 其中，R 1为烯基，R 2表示H，具有1〜20个碳原子的烷基，或具有7〜20个碳原子的芳基或烷芳基，A彼此独立地表示C2〜C6亚烷基， n为2至300的值。还提供了水硬性凝固水泥组合物，成形体，用途和用于生产梳形聚合物的方法。 还提供了具有阳离子侧链的新型梳状聚合物和包含聚醚组分的结构亚单位。 还提供了水硬性凝固水泥组合物，成型体，用途和生产梳状聚合物的方法。

公开(公告)号：US20190233338A1

公开(公告)日：2019-08-01

申请号：US15762954

申请日：2016-09-22

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Lukas FRUNZ ,  Jörg ZIMMERMANN

IPC分类号： C04B40/00 ,  C04B24/26 ,  C04B28/02

CPC分类号： C04B40/0042 ,  C04B24/2641 ,  C04B24/2647 ,  C04B28/02 ,  C04B40/0039 ,  C04B2103/0061 ,  C04B2103/0063 ,  C04B2103/308 ,  C04B2103/32 ,  C04B2103/408 ,  C04B24/2605 ,  C04B2103/30 ,  C04B24/06 ,  C04B24/163 ,  C04B24/18 ,  C04B24/223 ,  C04B24/226 ,  C04B2103/006 ,  C04B24/2658

摘要： The present invention relates to admixtures, especially a dispersant for solid particles, in particular a dispersant for mineral binder compositions, comprising: a) a superplasticizer and b) a copolymer having a polymer backbone and side chains bonded thereto, comprising at least one ionizable monomer unit M1 and at least one side chain-bearing monomer unit M2, wherein the copolymer has a nonrandom distribution of the monomer units M1 and/or the monomer units M2 in a direction along the polymer backbone, and wherein the superplasticizer and the copolymer differ from a chemical and/or structural point of view.

公开(公告)号：US20180273428A1

公开(公告)日：2018-09-27

申请号：US15763081

申请日：2016-09-22

申请人： SIKA TECHNOLOGY AG

发明人： Jürg WEIDMANN ,  Lukas FRUNZ ,  Jörg ZIMMERMANN ,  Patrick JUILLAND

IPC分类号： C04B24/26 ,  C08F293/00 ,  C04B28/04

CPC分类号： C04B24/2694 ,  C04B24/165 ,  C04B24/246 ,  C04B24/2647 ,  C04B24/2658 ,  C04B24/267 ,  C04B28/021 ,  C04B28/04 ,  C04B28/08 ,  C04B2103/0061 ,  C04B2103/408 ,  C08F293/005 ,  C08F2438/03 ,  Y02W30/94 ,  C04B14/06 ,  C04B14/28 ,  C04B18/141 ,  C04B22/062 ,  C04B7/02 ,  C04B22/142 ,  C04B22/10 ,  C04B24/2605

摘要： The invention relates to a block copolymer for use as a dispersant for mineral binder compositions, containing an alkali activating agent. Said block copolymer comprises at least one first block A and at least one second block B, the first block A containing a monomeric unit M1 and the second block B containing a monomeric unit M2. A proportion of monomeric units M2, if any, in the first block A is less than 25 mol %, in particular less than or equal to 10 mol %, relative to all the monomeric units M1 in the first block A, and a proportion of monomeric units M1, if any, in the second block B is less than 25 mol %, in particular less than or equal to 10 mol %, relative to all the monomeric units M2 in the second block B.

公开(公告)号：US20160060171A1

公开(公告)日：2016-03-03

申请号：US14784319

申请日：2014-04-07

申请人： SIKA TECHNOLOGY AG

发明人： Lukas FRUNZ ,  Loic LORCET ,  Jörg ZIMMERMANN ,  Pierre PETRIOL ,  Julien GUEVILLE ,  Walter DE CARVALHO

IPC分类号： C04B28/28

CPC分类号： C04B28/28 ,  C04B24/2658 ,  C04B28/02 ,  C04B2103/006 ,  C04B2103/408 ,  C04B2111/00103 ,  C08F2220/286

摘要： A comb polymer is used for increasing the flow rate and/or reducing the viscosity of a mineral binder composition, where the comb polymer has a main chain including acid groups and there are pendent chains linked to the main chain, and where the average number-average molar mass of all of the pendent chains is from 120 to 1000 g/mol and the molar ratio of the acid groups to the side chains is in the range from 0.5 to 2.

摘要翻译： 梳状聚合物用于增加矿物粘合剂组合物的流速和/或降低粘度，其中梳形聚合物具有包括酸基团的主链，并且存在与主链连接的侧链，并且其中平均数 - 所有侧链的平均摩尔质量为120〜1000g / mol，酸基与侧链的摩尔比在0.5〜2的范围内。