公开(公告)号：US12091488B2

公开(公告)日：2024-09-17

申请号：US17043924

申请日：2019-04-03

Applicant: BOSTIK SA

Inventor： Guillaume Michaud ,  Aurélien Wiegand

IPC: C08G18/12 ,  C08G18/64 ,  C08G18/66 ,  C08G18/76 ,  C08G18/79 ,  C08K3/26 ,  C09J175/08

CPC classification number: C08G18/12 ,  C08G18/6423 ,  C08G18/6677 ,  C08G18/7621 ,  C08G18/7664 ,  C08G18/792 ,  C08K3/26 ,  C09J175/08 ,  C08K2003/265

Abstract: The invention relates to a composition comprising: an NCO component comprising: A) at least one polyurethane comprising at least two NCO terminal groups produced by an addition polymerisation reaction of at least one dissymetric diisocyanate and at least one polyol, and B) at least one polyisocyanate comprising at least three NCO isocyanate functions, selected from the group consisting of biurets, isocyanurates, adducts of diisocyanates and of triols, and the mixtures thereof; and an OH component comprising: at least one polyol; and a total content of filler(s) higher than or equal to 35 wt. %, in relation to the total weight of said OH component.

公开(公告)号：US11414516B2

公开(公告)日：2022-08-16

申请号：US16651839

申请日：2018-09-27

Applicant: BOSTIK SA ,  CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE ,  UNIVERSITE DE RENNES 1

Inventor： Guillaume Michaud ,  Stephane Fouquay ,  Frederic Simon ,  Sophie Guillaume ,  Jean-Francois Carpentier ,  Cyril Chauveau

IPC: C08G61/02 ,  C08G61/12 ,  C09J11/06 ,  C09J165/04

Abstract: 1) Hydrocarbon-based copolymer comprising two end groups preceded by an ester function and chosen from a 2-oxo-1,3-dioxolan-4-yl (or cyclocarbonate), a dithiocyclocarbonate, an exo-vinylene cyclocarbonate and a 2-oxo-1,3-dioxolen-4-yl, the main chain of which comprises units (I) and (II) in which R0 is notably a methyl radical;
and the number-average molecular mass Mn of which is between 400 and 100 000 g/mol.
2) Process for preparing said copolymer, comprising:
(i) a step of heating a statistical bipolymer A chosen from a poly(butadiene-isoprene), a poly(butadiene-myrcene) and a poly(butadiene-farnesene); and then
(ii) a step of heating the product formed, in the presence of a chain-transfer agent.
3) Use as adhesive, as a mixture with an amine compound comprising at least two amine groups.

公开(公告)号：US11279786B2

公开(公告)日：2022-03-22

申请号：US16651710

申请日：2018-09-27

Applicant: BOSTIK SA ,  CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE ,  UNIVERSITE DE RENNES 1

Inventor： Guillaume Michaud ,  Stephane Fouquay ,  Frederic Simon ,  Sophie Guillaume ,  Jean-Francois Carpentier ,  Cyril Chauveau

IPC: C08F236/08 ,  C08F236/22 ,  C08G61/04 ,  C09J175/14 ,  C08G71/04

Abstract: 1) Hydrocarbon-based copolymer comprising two end groups preceded by an ether function and chosen from a 2-oxo-1,3-dioxolan-4-yl (or cyclocarbonate), a dithiocyclocarbonate, and a 2-oxo-1,3-dioxolen-4-yl, the main chain of which comprises units (I) and (II) in which R0 is notably a methyl radical; and the number-average molecular mass Mn of which is between 400 and 100 000 g/mol. 2) Process for preparing said copolymer, comprising: (i) a step of heating a statistical bipolymer A chosen from a poly(butadiene-isoprene), a poly(butadiene-myrcene) and a poly(butadiene-farnesene); and then (ii) a step of heating the product formed, in the presence of a chain-transfer agent. 3) Use as adhesive, as a mixture with an amine compound comprising at least two amine groups.

公开(公告)号：US10370481B2

公开(公告)日：2019-08-06

申请号：US14722731

申请日：2015-05-27

Applicant: BOSTIK SA

Inventor： Federico Sanz ,  Guillaume Michaud

IPC: C08G18/76 ,  C08G18/48 ,  C08G18/10 ,  C08G18/30 ,  C09J175/08

Abstract: 1) Polyurethane composition comprising: a) at least 98% by weight of at least one non-hot-melt polyurethane bearing NCO end groups based on 2,4-toluene diisocyanate, b) a TDI monomer content of less than 0.1% by weight, c) at least one particular isocyanate compound with a molar volume of less than or equal to 300 milliliters per mole. 2) Process for preparing a polyurethane composition as defined previously, and an adhesive composition formulated from such a polyurethane composition.

公开(公告)号：US10118987B2

公开(公告)日：2018-11-06

申请号：US15677153

申请日：2017-08-15

Applicant: Bostik SA ,  Universite De Rennes I ,  Centre National De La Recherche Scientifique

Inventor： Guillaume Michaud ,  Frederic Simon ,  Stephane Fouquay ,  Elise Vanbiervliet ,  Sophie Guillaume ,  Jean-Francois Carpentier

IPC: C08F24/00 ,  C07D327/04 ,  C08G61/08 ,  C09J165/00 ,  C09J5/00

Abstract: 1) Hydrocarbon-based polymer of formula (I): in which F1 and F2 have the respective formulae (IIa) and (IIb) or (II′a) and (II′b): a process for its preparation, and use as an adhesive.

公开(公告)号：US11945829B2

公开(公告)日：2024-04-02

申请号：US17292096

申请日：2019-11-06

Applicant: BOSTIK SA

Inventor： Boris Colin ,  Guillaume Michaud ,  Stéphane Fouquay ,  Frédéric Simon

IPC: C08G18/10 ,  C07F7/18 ,  C08G18/28 ,  C08G18/44 ,  C08G18/48 ,  C08G18/75 ,  C07F7/08

CPC classification number: C07F7/1804 ,  C08G18/10 ,  C08G18/289 ,  C08G18/44 ,  C08G18/4866 ,  C08G18/755 ,  C07F7/081 ,  C08G2190/00

Abstract: The present invention relates to a compound of formula (I):




and also to the process for preparing same, and to the uses thereof. The present invention also relates to the polyurethanes obtained from the compounds of formula (I), and also to the uses of said polyurethanes.

公开(公告)号：US11834429B2

公开(公告)日：2023-12-05

申请号：US17058197

申请日：2019-05-29

Applicant: BOSTIK SA ,  CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE ,  UNIVERSITE DE RENNES 1

Inventor： Guillaume Michaud ,  Stéphane Fouquay ,  Frédéric Simon ,  Cyril Chauveau ,  Sophie Guillaume ,  Jean-François Carpentier

IPC: C07D317/40 ,  C08F212/08 ,  C08F220/14 ,  C08F220/28 ,  C08F220/18

CPC classification number: C07D317/40 ,  C08F212/08 ,  C08F220/14 ,  C08F220/283 ,  C08F220/1804 ,  C08F220/1811 ,  C08F220/40 ,  C08F212/08 ,  C08F220/1804 ,  C08F220/1811 ,  C08F220/14 ,  C08F212/08 ,  C08F220/1811 ,  C08F220/1804 ,  C08F220/14

Abstract: The invention relates to a monoethylenically unsaturated monomer of formula (I), and to the use thereof for producing a polymer. The invention also relates to the polymer obtained by polymerising said monomer, and to the use thereof in a composition for producing coatings.

公开(公告)号：US11708515B2

公开(公告)日：2023-07-25

申请号：US16315668

申请日：2017-07-07

Applicant: BOSTIK SA

Inventor： Francis Pardal ,  Guillaume Michaud ,  Aurélien Wiegand ,  David Penet

IPC: C09J175/08 ,  B32B7/12 ,  B32B37/12 ,  C08G18/40 ,  C08G18/42 ,  C08G18/48 ,  C08G18/76 ,  C08G18/79 ,  C09J5/00 ,  C09J175/06 ,  C08G18/32 ,  C08G18/28 ,  C09J175/04

CPC classification number: C09J175/08 ,  B32B7/12 ,  B32B37/12 ,  C08G18/289 ,  C08G18/3206 ,  C08G18/4018 ,  C08G18/4202 ,  C08G18/4277 ,  C08G18/4288 ,  C08G18/4825 ,  C08G18/4829 ,  C08G18/7621 ,  C08G18/791 ,  C09J5/00 ,  C09J175/04 ,  C09J175/06 ,  B32B2553/00 ,  C09J2475/00 ,  C08G18/12 ,  C08G18/792 ,  C08G18/12 ,  C08G18/289 ,  C08G18/12 ,  C08G18/40 ,  C08G18/12 ,  C08G18/6696 ,  C08G18/12 ,  C08G18/674 ,  C08G18/12 ,  C08G18/7671

Abstract: The invention relates to an adhesive dual-component composition based on polyurethane, comprising an —NCO component and an —OH component such that: the —NCO component is a composition comprising: A) at least one polyurethane prepolymer comprising at least two NCO terminal groups obtained by the polyaddition reaction of at least one dissymmetric diisocyanate monomer and at least one diol, and B) at least one triisocyanate selected from isocyanurates, biurets, diisocyanate and triol adducts, and the mixtures thereof; the —OH component is a composition comprising at least one polyol; at least one of the polyols or diols is selected from polyether polyols (or polyether diols); at least one of the polyols or diols is selected from polyester polyols (or polyester diols); and the weight ratio of the quantity of polyether polyol(s) to the quantity of polyester polyol(s), defined as r4, ranges from 0.6 to 2.2.

公开(公告)号：US10696879B2

公开(公告)日：2020-06-30

申请号：US16316362

申请日：2017-07-10

Applicant: Bostik SA

Inventor： Guillaume Michaud ,  Marjorie Pereira-Bayart

IPC: C09J175/04 ,  B32B7/12 ,  B32B15/095 ,  C08K5/17 ,  C08G18/76 ,  B32B27/30 ,  B32B29/00 ,  C08G18/79 ,  C08G71/04 ,  C08L79/02 ,  B32B27/34 ,  C08G18/40 ,  C08G18/42 ,  B32B27/08 ,  B32B27/36 ,  C08G18/22 ,  C08G18/48 ,  C08G18/28 ,  B32B27/32 ,  B32B15/08 ,  B32B27/28 ,  B32B15/20 ,  C08G18/12 ,  C08G18/34 ,  C08G18/73 ,  C08G18/75

Abstract: The invention relates to an adhesive dual-component composition comprising a composition A based on a polyurethane prepolymer with cyclocarbonate terminations and a composition B based on a mixture comprising at least one diamine B1 comprising only two primary amine groups of the —CH2—NH2 type and at least one polyamine B2 comprising at least three primary amine groups of the —CH2—NH2 type. The invention also relates to a multilayer structure produced from the adhesive composition according to the invention and to the method for the production thereof.

公开(公告)号：US10662265B2

公开(公告)日：2020-05-26

申请号：US14906737

申请日：2014-07-22

Applicant: BOSTIK SA

Inventor： Guillaume Michaud ,  Frederic Simon ,  Stephane Fouquay ,  Abdou Khadri Diallo ,  Sophie Guillaume ,  Jean-Francois Carpentier

IPC: C08F8/42 ,  C08F2/42 ,  C08F2/38 ,  C08G61/08

Abstract: Polymer of formula (1) bearing an alkoxysilane end group: in which: is a double or single bond; each of R1, R2, R3, R4, R5 and R6 is H, a halo, an alkoxycarbonyl or an alkyl, m and p are each from 0 to 5, each of R and R′ is an alkyl, Z is an alkylene, optionally interrupted with COO, q is 0 or 1, r is 0, 1 or 2, and n is such that the number-average molar mass of the polymer (1) is from 400 to 50 000 g/mol, and the polydispersity index of the polymer (1) is from 1.0 to 2.0. Preparation by ring-opening metathesis polymerization.Use as an adhesion promoter or a reactive plasticizer.