Abstract:
According to the invention there is provided a method of coating a low surface energy substrate including the steps of: a) providing a polymeric precursor which includes a group of sub- formula (I) where R 1 is i) CR a , where R a is hydrogen or alkyl, ii) a group S(0) p R 13 , or SiR 14 where R 13 and R 14 are independently selected from hydrogen or hydrocarbyl, p is 0, 1 or 2 and q is 1 or 2, iii) C(0)N, S(0) 2 N, C(0)ON, CH 2 ON, or CH=CHR C N where R c is an electron withdrawing group, or iv) OC(0)CH, C(0)OCH or S(0)2CH; in which R 12 is selected from hydrogen, halo, nitro, hydrocarbyl, optionally substituted or interposed with functional groups, or formula (II) R 2 and R 3 are independently selected from (CR 7 R 8 )n, or a group CR 9 R 10 , CR 7 R 8 CR 9 R 10 or CR 9 R 10 CR 7 R 8 where n is 0, 1 or 2, R 7 and R 8 are independently selected from hydrogen or alkyl, and either one of R 9 or R 10 is hydrogen and the other is an electron withdrawing group, or R 9 and R 10 together form an electron withdrawing group; R 4 and R 5 are independently selected from CH or CR 11 where CR 11 is an electron withdrawing group, the dotted lines indicate the presence or absence of a bond, X 1 is a group CX 2 X 3 where the dotted line bond to which it is attached is absent and a group CX 2 where the dotted line to which it is attached is present, Y 1 is a group CY 2 Y 3 where the dotted line to which it is attached is absent and a group CY 2 where the dotted line to which it is attached is present, and X 2, X 3 ,Y 2 and Y 3 are independently selected from hydrogen, fluorine or other substituents; and b) either (i) coating the low surface energy substrate with the polymeric precursor and polymerising the polymeric precursor to form a polymeric coating, or (ii) polymerising the polymeric precursor and contacting the polymerised polymeric precursor with a low surface energy substrate to form a polymeric coating on the low surface energy substrate.
Abstract translation:根据本发明,提供了一种涂覆低表面能底物的方法,包括以下步骤:a)提供包含一个亚式(I)的基团的聚合物前体,其中R1是i)CRa,其中Ra是氢或 烷基,ii)基团S(O)p R 13或SiR 14,其中R 13和R 14独立地选自氢或烃基,p为0,1或2,q为1或2,iii)C(O)N,S( 其中Rc是吸电子基团,或iv)OC(O)CH,C(O)OCH或S(O)2 CH; 其中R 12选自氢,卤素,硝基,烃基,任选取代或插入有官能团,或式(II)中R 2和R 3独立地选自(CR 7 R 8)n或CR 9 R 10,CR 7 R 8 CR 9 R 10或CR 9 R 10 CR 7 R 8,其中n为 0,1或2,R 7和R 8独立地选自氢或烷基,R 9或R 10中的任一个是氢,另一个是吸电子基团,或者R 9和R 10一起形成吸电子基团; R 4和R 5独立地选自CH或CR 11,其中CR 11是吸电子基团,虚线表示存在或不存在键,X1是不存在与其连接的虚线键的基团CX2X3,基团 存在附着虚线的CX2,Y1是不存在附着虚线的组CY2Y3,存在附着虚线的组CY2,X2,X3, Y 2和Y 3独立地选自氢,氟或其它取代基; 和b)(i)用聚合物前体涂覆低表面能底物并聚合聚合物前体以形成聚合物涂层,或(ii)聚合聚合物前体并使聚合的前体与低表面能底物接触以形成 在低表面能基底上的聚合物涂层。
Abstract:
Disclosed herein are coating solutions comprising a reactive monomer, process and compositions for preparing the same that are suitable for a coating and/or reactive coating. More particularly, the present invention relates to monomers comprising a multifunctional N-vinylformamide crosslinking moiety and their use in coatings. Also disclosed are applications and compositions comprising coating solutions of a reactive monomer and its application in printing processes and inks.
Abstract:
A composition includes water, cellulosic pulp, at least one hydrophilic polymer containing primary (-NH 2 ) and/or secondary (-NHR) amine groups and at least one saccharide containing a reducible function. A method of increasing the strength of a cellulosic product includes the step of contacting a cellulosic pulp with a composition comprising (i) at least one hydrophilic polymer containing at least two groups which are independently the same or different a primary amine group or a secondary amine group and at least one saccharide containing a reducible function.
Abstract:
The invention relates to a papermaking agent composition, preferably in powder form, which comprises a water-soluble polymer, which comprises 21 – 30 mol-% of vinylamine units and has an average molecular weight of at least 1 000 000 Da. The invention relates also to a method for treating of fibre stock in manufacture of paper, board or the like, where a thick fibre stock is obtained, it is diluted to a thin fibre stock having a consistency
Abstract:
아민기를 갖는 비공액 고분자를 포함하는 유기전자소자용 기능층 및 이를 포함하는 유기전자소자가 개시된다. 본 발명의 일 실시예에 따른 유기전자소자는 제1 전극; 제2 전극 및 상기 제1 전극과 제2 전극 사이에 배치되는 1층 이상의 유기물층을 포함하는 유기전자소자에 있어서, 상기 유기물층은 전자수송층을 포함하고, 상기 전자수송층은 폴리알릴아민 또는 폴리리신을 함유한다.
Abstract:
Stable, coating compositions useful for enhancing the dry strength of paper are disclosed. The compositions comprise an aqueous solution of nearly neutral polyacrylamide, cationic polymer and starch. Method of using the coating composition to enhance the diy strength of paper is also disclosed.