公开(公告)号：US20240271003A1

公开(公告)日：2024-08-15

申请号：US18569041

申请日：2022-06-14

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Wouter Marinus Jacobus KLOOSTERMAN ,  Robert HARRER

IPC: C09D175/14 ,  C08G18/62 ,  C08G18/73 ,  C09D5/02

CPC classification number: C09D175/14 ,  C08G18/6254 ,  C08G18/73 ,  C09D5/022

Abstract: The present invention relates to a polyacrylate dispersion comprising a multiphase acrylic polymer, the multiphase acrylic polymer comprising at least one vinyl polymer phase VP1 and one vinyl polymer phase VP2. the multiphase acrylic polymer being prepared by multiple step emulsion polymerization. The present invention also relates to an aqueous coating composition comprising the polyacrylate dispersion, a polyurethane dispersion, and a polyisocyanate crosslinker; to the use thereof in aqueous base coats. especially suitable in, but not limited to, automotive industry.

公开(公告)号：US20230287235A1

公开(公告)日：2023-09-14

申请号：US18020160

申请日：2021-08-05

Applicant: Allnex Netherlands B.V.

Inventor： Dirk MESTACH ,  Silfredo BOHORQUEZ ,  Karin VAN DE SANDEN - VAN AERT ,  Ankie VAN GORKUM

IPC: C09D125/14 ,  C09D7/20 ,  C09D133/08 ,  C08F2/10 ,  C08F212/00 ,  C08F12/08 ,  C08F20/06

CPC classification number: C09D125/14 ,  C09D7/20 ,  C09D133/08 ,  C08F2/10 ,  C08F212/00 ,  C08F12/08 ,  C08F20/06

Abstract: The present invention relates to the field of an aqueous vinyl polymer dispersion PD comprising a hydrophilic vinyl oligomer, a hydrophobic vinyl oligomer and a vinyl polymer obtained by the emulsion polymerization of ethylenically unsaturated monomers from petrochemical or renewable origin. The present invention also relates to a process for making the aqueous vinyl polymer dispersion; to a coating composition comprising said aqueous vinyl polymer dispersion and the method making thereof; to a paint formulation comprising said aqueous vinyl polymer dispersion; and to an article coated with the coating composition or the paint formulation. The coating compositions are especially suitable for decorative and industrial wood applications.

公开(公告)号：US11542395B2

公开(公告)日：2023-01-03

申请号：US16612871

申请日：2018-05-15

Applicant: Allnex Netherlands B.V.

Inventor： Michael Anthony Gessner ,  Richard Hendrikus Gerrit Brinkhuis

IPC: C09D5/00 ,  C09D7/20 ,  C09D133/14 ,  C09D167/02 ,  C09D167/08

Abstract: The invention relates to a coating system comprising I) a primer coating composition comprising a binder component PA that contains primary amine functionality blocked with a ketone or aldehyde, a binder component PB that contains acetoacetate or acetoacetamide functional groups and II) a RMA crosslinkable coating composition a component A with at least two acidic protons C—H in activated methylene or methine groups, a component B with at least two activated unsaturated C═C groups and a base crosslinking catalyst C. The invention also relates to the use of the specified primer coating composition for improving adhesion of a RMA crosslinkable coating composition, in particular to metal substrates, to a method for coating a substrate and to coated substrates coated with the coating system of the invention.

公开(公告)号：US20220112397A1

公开(公告)日：2022-04-14

申请号：US17429422

申请日：2020-02-25

Applicant: Allnex Netherlands B.V.

Inventor： Freddy VAN WIJK ,  Marcellinus MEEUWISSEN ,  Andrew TEASDALE ,  Bart NOORDOVER

IPC: C09D167/08 ,  C09D7/40 ,  C09D5/00 ,  B05D7/00 ,  C09D133/08 ,  C09D133/10 ,  C08J3/24

Abstract: The invention relates to a coating system comprising a binder composition comprising a polymer having a Mn of 6,000 to 60,000 g/mol, a Mw of 20,000 to 300,000 g/mol, a Tg of 30 to 180° C. and an acid value of at most 3.0 mg KOH/g, and a RMA crosslinkable coating composition comprising a component A with at least two acidic protons C—H in activated methylene or methine groups, a component B with at least two activated unsaturated C═C groups and a base crosslinking catalyst C; and its use for improving adhesion of the RMA crosslinkable coating composition, in particular to wood substrates.

公开(公告)号：US11104809B2

公开(公告)日：2021-08-31

申请号：US16314483

申请日：2017-07-04

Applicant: ALLNEX Netherlands B.V.

Inventor： William Weaver ,  Robert Watson ,  Richard Hendrikus Gerrit Brinkhuis ,  Martin Bosma ,  Paul Jones ,  Steve White ,  Dimitrios Baxevanis ,  Roberto Cavalieri

IPC: C09D5/03 ,  C08L63/00 ,  C09D163/00 ,  C09D173/02 ,  C09D167/00 ,  C09D7/63 ,  C09D167/03 ,  C08K5/50 ,  C08L73/02

Abstract: The invention relates to a powder coating composition for low temperature curing that can be used on temperature sensitive substrates and, despite of the low curing temperature, has excellent flow properties and forms a coating with excellent appearance and nevertheless also good mechanical and weathering properties. The invention also relates to an advantageous process for the manufacture of the powder coating composition. Said powder coating composition comprises a poly-acid functional polyester component A, a poly-epoxy functional component B, a poly-anhydride functional component C and a thermosetting curing catalyst D. The invention also relates to a polyester for use in the powder coating compositions according to the invention, in particular for durable powder coatings.

公开(公告)号：US20210189050A1

公开(公告)日：2021-06-24

申请号：US16754804

申请日：2018-08-02

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Gautam HALDANKAR ,  Elwin Aloysius Cornelius Adrianus DE WOLF ,  Dirk Emiel Paula MESTACH

IPC: C08G18/34 ,  C08G18/62 ,  C08G18/73 ,  C09D175/06 ,  C08G18/38 ,  C08G18/65 ,  C08G18/24 ,  C08G18/28 ,  C09D175/04 ,  C08G18/36 ,  C08G18/79

Abstract: The present invention relates to a crosslinkable composition comprising a polyol, a polyisocyanate crosslinker, a catalyst for catalysing the reaction between —OH groups of said polyol and —NCO groups of said crosslinker, a tertiary acid of formula RR′R″CCOOH (I), wherein each R, R′ and R″ group, independently, is an alkyl, alkenyl, aryl or aralkyl group containing at least one carbon atom, with the proviso that two or three of the R, R′ and R″ groups can be linked to form a ring structure and wherein the R, R′ and/or R″ groups can be substituted, and optionally, a complexing agent containing at least one —SH group, as well as its use for making coatings having improved application properties.

公开(公告)号：US10774238B2

公开(公告)日：2020-09-15

申请号：US15563957

申请日：2016-04-18

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Michael Anthony Gessner ,  Dirk Emiel Paula Mestach ,  Ramesh Subramanian ,  William Jay Degooyer ,  Ajaya Nanda ,  Eric Matthew McCracken

IPC: B05D3/06 ,  C09D167/08 ,  C08J3/24 ,  C09D5/00 ,  C08F8/00 ,  C08L67/08 ,  C08G63/91

Abstract: A method for curing of a coating of RMA crosslinkable compositions, to RMA crosslinkable compositions and A method for curing of a coating of an RMA crosslinkable composition involving two or more different curing mechanisms, wherein the two or more different curing mechanisms involve a) RMA crosslinking in combination with a second crosslinking reaction between hydroxy groups on the RMA crosslinkable components with polyisocyanates or siloxanes; or b) RMA crosslinking in combination with a second crosslinking reaction with polyamines, with crosslinkable components comprising component B and/or with epoxy groups on the RMA crosslinkable components; or c) RMA crosslinking in combination with a second crosslinking reaction based on auto-oxidative drying of unsaturated groups on the RMA crosslinkable components; or d) RMA crosslinking in combination with a second radical crosslinking reaction of reactive components B on the RMA crosslinkable components; or f) combinations thereof.

公开(公告)号：US10174219B2

公开(公告)日：2019-01-08

申请号：US13876545

申请日：2011-09-23

Applicant: Ram Gupta ,  Lawrence Flood ,  Urvee Treasurer ,  Barry Lawless ,  Colin Brogan

Inventor： Ram Gupta ,  Lawrence Flood ,  Urvee Treasurer ,  Barry Lawless ,  Colin Brogan

IPC: C08G12/36 ,  C09D133/02 ,  C08G12/12 ,  C09D161/24

Abstract: The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterized in that the degree of etherification, measured as the ratio

公开(公告)号：US09834701B2

公开(公告)日：2017-12-05

申请号：US14938885

申请日：2015-11-12

Applicant: Allnex Netherlands B.V.

Inventor： Richard Hendrikus Gerrit Brinkhuis ,  Antonius Johannes Wilhelmus Buser ,  Petrus Johannes Maria David Elfrink ,  Ferry Ludovicus Thys ,  Elwin Aloysius Cornelius Adrianus De Wolf

IPC: C09D175/06 ,  C09D167/00 ,  C08J3/24 ,  B01J31/02 ,  C08K3/00 ,  C08K5/00 ,  C08K5/21 ,  C09D133/14

CPC classification number: C09D167/00 ,  B01J31/0205 ,  B01J31/0239 ,  B01J31/0268 ,  B01J2231/341 ,  C08J3/24 ,  C08J2367/00 ,  C08J2369/00 ,  C08J2375/04 ,  C08K3/01 ,  C08K5/0008 ,  C08K5/21 ,  C09D133/14 ,  C09D175/06

Abstract: An RMA crosslinkable composition for making thick coating layers having at least one crosslinkable component comprising reactive components A and B each including at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups, and the at least 2 reactive groups of component B are activated unsaturated groups (C═C), to achieve crosslinking by Real Michael Addition reaction, the composition further including a base catalyst (C), an X—H group containing component (D) that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is C, N, P, O or S and a sag control component (E). A crosslinkable composition is also disclosed for preparing thick coating layers having a dry thickness of at least 70 mu having a surface appearance and hardness of the resulting cured composition.

公开(公告)号：US09718988B2

公开(公告)日：2017-08-01

申请号：US14246267

申请日：2014-04-07

Applicant: NUPLEX RESINS B.V.

Inventor： Richard Hendrikus Gerrit Brinkhuis ,  Antonius Johannes Wilhelmus Buser ,  Jan Andre Josef Schutyser ,  Michael Antony Gessner

IPC: B05D3/02 ,  C09D167/00 ,  C08K5/04 ,  B01J31/02

CPC classification number: C09D167/00 ,  B01J31/0205 ,  B01J31/0239 ,  B01J31/0268 ,  B01J2231/341 ,  C08K5/04

Abstract: A crosslinkable composition including at least one crosslinkable component that is crosslinkable under the action of a base catalyst, a first carbonate salt according to a first formula as latent base crosslinking catalyst, and a second carbonate salt according to a second formula as potlife extender, wherein the second carbonate is present in an amount of at least 5 mole % and preferably at most 500 mole % relative to the molar amount of the first carbonate. Further disclosed are catalyst compositions composed of the first and second carbonate salts, to the use of the catalyst composition as base catalyst system in crosslinkable compositions and the crosslinkable compositions, in particular coating compositions comprising the catalyst composition.