公开(公告)号：US10759962B2

公开(公告)日：2020-09-01

申请号：US15563955

申请日：2016-04-18

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Rien Goedegebuure ,  Ferry Ludovicus Thys ,  Elwin Aloysius Cornelius Adrianus De Wolf ,  Richard Hendrikus Gerrit Brinkhuis ,  Michael Anthony Gessner ,  Antonius Johannes Wilhelmus Buser ,  David James Sauer

IPC: B05D1/02 ,  B05D3/02 ,  B05D3/10 ,  C09D167/02 ,  C09D163/00 ,  C08J3/24 ,  C08L63/00 ,  C08L67/02 ,  C09D17/00 ,  C08G61/12

Abstract: A method for applying a RMA crosslinked coating with improved adhesion, comprising the steps of applying on the substrate surface a layer of a modified epoxy primer comprising an epoxy functional polymer binder and a crosslinker, wherein adhesion of the RMA crosslinked coating to the epoxy primer layer is improved by said primer comprising after curing functional groups X reactable with crosslinkable components of the RMA crosslinkable composition or a precursor of functional groups X, preferably a moisture deblockable precursor. The invention also relates to modified epoxy primers, compositions for improving adhesion of epoxy primers and use thereof to improve adhesion of RMA crosslinkable coatings.

公开(公告)号：US20200048398A1

公开(公告)日：2020-02-13

申请号：US16339749

申请日：2017-11-07

Applicant: ALLNEX Netherlands B.V.

Inventor： Martin BOSMA ,  Petrus Johannes Maria David ELFRINK ,  Enrico Richardus August RENSEN ,  Richard Hendrikus Gerrit BRINKHUIS

IPC: C08G18/28 ,  C08G18/73 ,  C08L75/02 ,  C08J3/22 ,  C09D175/02 ,  C09D5/04

Abstract: The invention relates to a process for the preparation of a thixotropic composition comprising polyurea particles, said process comprising contacting and reacting in a liquid medium reactants to form a polyurea and precipitating the polyurea to form polyurea particles, wherein acoustic vibration is applied during contacting of the reactants or as a post-treatment on the formed polyurea particles or both. The invention further relates to a thixotropic composition obtainable by the process, in particular thixotropic composition comprising high amounts of polyurea particles and optionally a polymer resin having high thixotropic efficiency. The compositions can be used, in particular as a masterbatch, in preparation of i.a. coating compositions.

公开(公告)号：US20200002475A1

公开(公告)日：2020-01-02

申请号：US16570140

申请日：2019-09-13

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Urvee Y. TREASURER ,  Zachary WILDE ,  Lawrence FLOOD ,  Sarah QUINN ,  Colin BROGAN ,  Ram GUPTA

IPC: C08G71/02

Abstract: The present invention relates to reaction products H of at least one cyclic urea U, at least one multifunctional aldehyde A and at least one polyol P, process for preparing thereof and compositions comprising thereof.

公开(公告)号：US20180251656A1

公开(公告)日：2018-09-06

申请号：US15563953

申请日：2016-04-18

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Rien GOEDEGEBUURE ,  Ferry Ludovicus THYS ,  Elwin Aloysius Cornelius Adrianus DE WOLF ,  Richard Hendrikus Gerrit BRINKHUIS ,  Michael Anthony GESSNER ,  Antonius Johannes Wilhelmus BUSER

IPC: C09D167/02 ,  B05D3/10

CPC classification number: C09D167/02 ,  B05D1/02 ,  B05D3/0254 ,  B05D3/102 ,  C08G61/12 ,  C08G2261/135 ,  C08G2261/334 ,  C08J3/24 ,  C08J2367/02 ,  C08L63/00 ,  C08L67/02 ,  C08L2205/025 ,  C09D17/008 ,  C09D163/00

Abstract: The invention relates to an adhesion promotor for improving adhesion on a substrate surface of an RMA crosslink able composition comprising one or more crosslinkable components comprising a reactive component A with at least two acidic protons C—H in activated methylene or methine groups, a reactive component B with at least two activated unsaturated C═C groups, a catalyst C for catalyzing the RMA crosslinking reaction between components A and B, said adhesion promotor P comprising a moiety comprising one or more functional groups X or precursors thereof readable with component A or component B and a moiety comprising one or more functional groups Y or precursors thereof that adsorb or react with the substrate surface not being an alkoxysilane group. The invention also relates to a RMA crosslinkable composition, also in the form of a kit of parts, to a premix for use as a part in the kit of parts.

公开(公告)号：US20180163081A1

公开(公告)日：2018-06-14

申请号：US15563954

申请日：2016-04-18

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Rien GOEDEGEBUURE ,  Ferry Ludovicus THYS ,  Elwin Aloysius Cornelius Adrianus DE WOLF ,  Richard Hendrikus Gerrit BRINKHUIS ,  Michael Anthony GESSNER ,  Antonius Johannes Wilhelmus BUSER

IPC: C09D167/02 ,  C08L67/02 ,  C08J3/24 ,  C09D17/00 ,  C08L63/00 ,  C09D163/00 ,  B05D1/02

CPC classification number: C09D167/02 ,  B05D1/02 ,  B05D3/0254 ,  B05D3/102 ,  C08G61/12 ,  C08G2261/135 ,  C08G2261/334 ,  C08J3/24 ,  C08J2367/02 ,  C08L63/00 ,  C08L67/02 ,  C08L2205/025 ,  C09D17/008 ,  C09D163/00

Abstract: The invention relates generally to RMA crosslinkable compositions, in particular coating compositions, more in particular pigmented coating compositions (paints) with improved adhesion to substrates. The invention further relates to an adhesion promotor for improving adhesion on a substrate surface of an RMA crosslinkable composition, a method for applying a RMA cross-linked coating layer with improved adhesion and a kit of parts and premixes for use in said method.

公开(公告)号：US20180134913A1

公开(公告)日：2018-05-17

申请号：US15563958

申请日：2016-04-18

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Elwin Aloysius Cornelius Adrianus DE WOLF ,  Ferry Ludovicus THYS ,  Richard Hendrikus Gerrit BRINKHUIS ,  Ramesh SUBRAMANIAN ,  Michael Anthony GESSNER ,  Paulus Jozef DOLPHIJN ,  Dirk Emiel Paula MESTACH

IPC: C09D167/02 ,  C09D167/08 ,  C04B41/48 ,  C04B41/00

CPC classification number: C09D167/02 ,  C04B41/009 ,  C04B41/4826 ,  C04B2111/60 ,  C08J3/24 ,  C08J5/18 ,  C09D4/00 ,  C09D167/08

Abstract: The invention relates to the use of Real Michael Addition (RMA) crosslinkable composition for the preparation of a floor coating, to special RMA crosslinkable compositions with long working time and very short service time and low VOC and to specific floor compositions, in particular for use in high build floor coating applications.

公开(公告)号：US12281197B2

公开(公告)日：2025-04-22

申请号：US17297468

申请日：2019-12-04

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Bart Adrianus Johannes Noordover ,  Natasja Looij ,  Brenda Pijper ,  Jurgen Kalis ,  Ronald Koeken

IPC: C08G63/42 ,  C08G63/137 ,  C08G63/85 ,  C09D167/02

Abstract: The invention relates to an RMA crosslinkable polymer comprising: a) at least one RMA Donor moiety X comprising a C—H acidic proton in activated methylene or methine groups, b) at least one moiety Y comprising one or more 5- or 6-membered heterocycles containing an ether-, acetal- or ketal group which in case of two or more of such heterocycles can be fused or linked, wherein the polymer has a weight-average molecular weight Mw of at least 400 g/mol and a C—H equivalent molecular weight CH EQW of at least 80 g/mol. The invention also relates to a process for the preparation of the RMA crosslinkable polymer, to an RMA crosslinkable composition comprising the RMA crosslinkable polymer and coated substrates.

公开(公告)号：US12024642B2

公开(公告)日：2024-07-02

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: C09D167/06 ,  B05D7/00 ,  C08J3/24 ,  C09D5/00 ,  C09D7/40 ,  C09D133/08 ,  C09D133/10 ,  C09D167/08

CPC classification number: C09D167/06 ,  B05D7/536 ,  B05D7/576 ,  C08J3/246 ,  C09D5/002 ,  C09D7/40 ,  C09D133/08 ,  C09D133/10 ,  C09D167/08 ,  B05D2502/00 ,  B05D2508/00 ,  C08J2333/08 ,  C08J2333/10 ,  C08J2367/08

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：US11572431B2

公开(公告)日：2023-02-07

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: C08G18/24 ,  C08G18/34 ,  C08G18/36 ,  C08G18/62 ,  C08G18/73 ,  C09D175/06 ,  C08G18/38 ,  C08G18/65 ,  C08G18/28 ,  C09D175/04 ,  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：US11414565B2

公开(公告)日：2022-08-16

申请号：US16934086

申请日：2020-07-21

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Elwin Aloysius Cornelius Adrianus De Wolf ,  Ferry Ludovicus Thys ,  Richard Hendrikus Gerrit Brinkhuis ,  Nicole Mangnus-Verhagen ,  Antonius Johannes Wilhelmus Buser

IPC: C09D167/02 ,  C09D133/06 ,  C09D167/06 ,  C08J3/24 ,  C08L67/02 ,  C09D17/00

Abstract: The invention relates to a process for the preparation of a RMA crosslinkable composition comprising at least one crosslinkable component comprising reactive components A and B each comprising 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 and base catalyst C and one or more N—H group containing reactivity moderating component D that are also a Michael addition donor reactable with component B under the action of catalyst C, characterized in that the one or more reactivity moderating components D have a melting temperature above 60° C. and is first dissolved in one or more crosslinkable components comprising reactive components A or B and the obtained pre-dissolved product is later mixed with other components of the RMA crosslinkable composition.