Formaldehyde-free binders for producing wood products
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C08L-097/00
C08L-097/02
출원번호
US-0866987
(2009-02-11)
등록번호
US-8466247
(2013-06-18)
우선권정보
EP-08151282 (2008-02-11)
국제출원번호
PCT/EP2009/051554
(2009-02-11)
§371/§102 date
20100810
(20100810)
국제공개번호
WO2009/101100
(2009-08-20)
발명자
/ 주소
Käsmayr, Daniel
Nozari, Samira
출원인 / 주소
BASF SE
대리인 / 주소
Novak Druce Connolly Bove + Quigg LLP
인용정보
피인용 횟수 :
0인용 특허 :
5
초록▼
A lignocellulose-containing material, obtainable by treating lignocellulose particles A with a binder B, the binder B comprising the following components: An aqueous component (I) comprising(i) a polymer A which is composed of the following monomers:a) from 80 to 100% by weight of at least one ethyl
A lignocellulose-containing material, obtainable by treating lignocellulose particles A with a binder B, the binder B comprising the following components: An aqueous component (I) comprising(i) a polymer A which is composed of the following monomers:a) from 80 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) andb) from 0 to 20% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2) andii) a low molecular weight crosslinking agent having at least two functional groups which are selected from the group consisting of hydroxyl, carboxylic acid and derivatives thereof, primary, secondary and tertiary amine, epoxy and a component (II) as an aqueous dispersion comprising one or more polymer(s) M which are composed of the following monomers:a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide group and/or hydroxyalkyl group (monomer(s) M1), andb) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2) and optionally customary additives as component (III).
대표청구항▼
1. A lignocellulose-containing material, obtainable by treating lignocellulose particles A with a binder B, the binder B comprising the following components: An aqueous component (I) comprising(i) a polymer A which is composed of the following monomers: a) from 80 to 100% by weight of at least one e
1. A lignocellulose-containing material, obtainable by treating lignocellulose particles A with a binder B, the binder B comprising the following components: An aqueous component (I) comprising(i) a polymer A which is composed of the following monomers: a) from 80 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) andb) from 0 to 20% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2)and(ii) a crosslinking agent with a molecular weight from 30 to 500 g/mol having at least two functional groups which are selected from the group consisting of hydroxyl, carboxylic acid and derivatives thereof, primary, secondary and tertiary amine, epoxyand a component (II) as an aqueous dispersion comprising one or more polymer(s) M which are composed of the following monomers: a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide group and/or at least one hydroxyalkyl group (monomer(s) M1), andb) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2)and optionally additives as component (III). 2. A lignocellulose-containing material, obtainable by treating lignocellulose particles A with a binder B, the binder B comprising the following components: An aqueous component (I) comprising(i) a polymer A which is composed of the following monomers: a) from 80 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) andb) from 0 to 20% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2)and(ii) a crosslinking agent with a molecular weight from 30 to 500 g/mol having at least two functional hydroxyl groupsand a component (II) as an aqueous dispersion comprisingone or more polymer(s) M which are composed of the following monomers: a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide group and/or at least one hydroxyalkyl group (monomer(s) M1), andb) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2)and optionally additives as component (III). 3. A lignocellulose-containing material, obtainable by treating lignocellulose particles A with a binder B, the binder B comprising the following components: An aqueous component (I) comprising(i) a polymer A which is composed of the following monomers: a) from 80 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) andb) from 0 to 20% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2)and a component (II) as an aqueous dispersion comprisingone or more polymer(s) M which are composed of the following monomers: a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide group and/or at least one hydroxyalkyl group (monomer(s) M1), andb) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2)and a crosslinking agent (ii) with a molecular weight of from 30 to 500 g/mol having at least two functional hydroxyl groups and optionally additives as component (III). 4. The lignocellulose-containing material according to claim 1, the lignocellulose particles A comprising wood. 5. The lignocellulose-containing material according to claim 1, the weight ratio of polymer A:polymer M being in the range from 1:10 to 10:1. 6. A molding comprising the lignocellulose-containing material as claimed in claim 1. 7. The molding according to claim 6, in the form of a board. 8. The molding according to claim 7, the board being a particle board, fiber board or an oriented strand board (OSB). 9. A process for the production of the lignocellulose-containing material as claimed in claim 1, in which comprises contacting lignocellulose particles A with the binder B. 10. The process according to claim 9, wherein the contacting comprises spraying of B onto A. 11. A process for the production of moldings as claimed in claim 6 which comprises compressing the lignocellulose-containing material and shaping. 12. A production of pieces of furniture and of packaging materials, in house construction or in interior finishing or in motor vehicles which comprises utilizing the molding as claimed in claim 6. 13. The lignocellulose-containing material according to claim 2, the lignocellulose particles A comprising wood. 14. The lignocellulose-containing material according to claim 2, the weight ratio of polymer A:polymer M being in the range from 1:10 to 10:1. 15. A molding comprising the lignocellulose-containing material as claimed in claim 2. 16. The lignocellulose-containing material according to claim 3, the lignocellulose particles A comprising wood. 17. The lignocellulose-containing material according to claim 3, the weight ratio of polymer A:polymer M being in the range from 1:10 to 10:1. 18. A molding comprising the lignocellulose-containing material as claimed in claim 3.
Bernd Reck DE; Stefan Dreher DE; Wilhelm Friedrich Beckerle DE; Eckehardt Wistuba DE; Michael Seufert DE; Joachim Roser DE; Johannes Turk DE, Thermosetting aqueous compositions.
Pettit ; Jr. Paul H. (Wilmington DE), Thermosetting powder coating composition of a blend of acrylic polymers having different glass transition temperatures a.
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