申请人:Allen Warrick James David
公开号:US20140370279A1
公开(公告)日:2014-12-18
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.
根据本发明提供了一种涂覆低表面能基材料的方法,包括以下步骤:a)提供一个聚合物前体,其中包括一个亚公式(I)的基团,其中R1是i)CRa,其中Ra是氢或烷基,ii)一个S(0)pR13基团,或SiR14,其中R13和R14独立选择自氢或烃基,p为0、1或2,q为1或2,iii)C(0)N,S(0)2N,C(0)ON,CH2ON或CH═CHRCN,其中Rc是一个电子提取基团,或iv)OC(0)CH,C(0)OCH或S(0)2CH;其中R12选择自氢、卤素、硝基、烃基(可选择性地取代或插入功能基团)或公式(II)R2和R3独立选择自(CR7R8)n,或一个CR9R10基团,CR7R8CR9R10或CR9R10CR7R8基团,其中n为0、1或2,R7和R8独立选择自氢或烷基,R9或R10之一为氢,另一个为电子提取基团,或R9和R10一起形成电子提取基团;R4和R5独立选择自CH或CR11,其中CR11是电子提取基团,虚线表示有或无化学键,X1是一个CX2X3基团,其中它所附着的虚线键不存在,以及一个CX2基团,其中它所附着的虚线存在,Y1是一个CY2Y3基团,其中它所附着的虚线键不存在,以及一个CY2基团,其中它所附着的虚线存在,X2、X3、Y2和Y3独立选择自氢、氟或其他取代基团;和b)或者(i)用聚合物前体涂覆低表面能基材料并聚合聚合物前体形成聚合物涂层,或者(ii)聚合聚合物前体并将聚合后的聚合物前体与低表面能基材料接触以形成低表面能基材料上的聚合物涂层。