申请人:Tatemoto Masayoshi
公开号:US20050228127A1
公开(公告)日:2005-10-13
A fluoropolymer solid composition which contains a fine particle comprising a fluoropolymer, said fluoropolymer having an acid/acid salt group,
said acid/acid salt group being a sulfonic acid group, —SO
2
NR
17
R
18
, a carboxyl group, —SO
3
NR
1
R
2
R
3
R
4
, —SO
3
M
1
1/L
, —COONR
5
R
6
R
7
R
8
or —COOM
2
1/L
(in which R
17
and R
18
are the same or different and each represents a hydrogen atom, an alkali metal, an alkyl group or a sulfonyl-containing group, R
1
, R
2
, R
3
and R
4
are the same or different and each represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, R
5
, R
6
, R
7
and R
8
are the same or different and each represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, M
1
and M
2
are the same or different and each represents a metal whose valence is L, and said metal whose valence is L is a metal belonging to the group 1, 2, 4, 8, 11, 12 or 13 of the periodic table); said fine particle comprising the fluoropolymer containing, at the proportion of at least 25% by mass thereof, a spherical fluoropolymer fine particle, and said spherical fluoropolymer fine particle being substantially spherical.
一种含有
氟聚合物的细微颗粒的
氟聚合物固体组合物,所述
氟聚合物具有酸/酸盐基团,所述酸/酸盐基团为
磺酸基团,-SO2NR17R18,羧基,-SO3NR1R2R3R4,-SO3M11/L,-COONR5R6R7R8或-COOM21/L(其中R17和R18相同或不同,分别表示氢原子,碱
金属,烷基或磺酰基含有基团,R1,R2,R3和R4相同或不同,分别表示具有1至4个碳原子的氢原子或烷基,R5,R6,R7和R8相同或不同,分别表示具有1至4个碳原子的氢原子或烷基,M1和M2相同或不同,分别表示其价为L的
金属,其价为L的
金属属于周期表的1、2、4、8、11、12或13族);所述细微颗粒包含至少占其质量25%的球形
氟聚合物细微颗粒,所述球形
氟聚合物细微颗粒基本呈球形。