JP2011162901A5 - - Google Patents

Claims (13)

(A) A fiber scouring agent composition comprising a nonionic surfactant represented by the following general formula (1) [hereinafter referred to as component (A)],
In the component (A), R in the formula (1) is Ri der proportion not less than 80 mol% of a nonionic surfactant which is a primary straight-chain saturated hydrocarbon group having 8 to 14 carbon atoms,
In the component (A), the proportion of the nonionic surfactant in which R in the general formula (1) is a primary linear saturated hydrocarbon group having 8 to 10 carbon atoms is 5 to 95 mol%, and R is The proportion of the nonionic surfactant that is a primary linear saturated hydrocarbon group having 11 to 14 carbon atoms is 5 to 95 mol%.
A fiber scouring agent composition.
R—O— (PO) _m — (EO) _n —H (1)
[Wherein R represents a hydrocarbon group having 6 to 24 carbon atoms, PO represents a propyleneoxy group, and EO represents an ethyleneoxy group. m is the average number of added moles of propyleneoxy groups, and is a number from 0.5 to 5. n is the average addition mole number of ethyleneoxy group, and is a number of 3-30. Note that (PO) _m and (EO) _n are block-coupled in this order. ] The scouring agent composition for fibers according to claim 1 , wherein in the component (A), the ratio of the nonionic surfactant in which R in the general formula (1) is an n-dodecyl group is 5 to 95 mol% . In the component (A), the proportion of the nonionic surfactant in which R in the general formula (1) is a hydrocarbon group having 11 to 14 carbon atoms (excluding n-dodecyl group) is 0 to 30 mol%. there, according to claim 1 or 2 scouring agent composition. In the component (A), the proportion of the nonionic surfactant in which R in the general formula (1) is a primary linear saturated hydrocarbon group having 8 to 14 carbon atoms is 90 mol% or more. The fiber scouring agent composition in any one of 1-3. In the component (A) , the proportion of the nonionic surfactant in which R in the general formula (1) is a primary linear saturated hydrocarbon group having 8 to 10 carbon atoms is 20 to 80 mol%, and R is The scouring agent composition for fibers according to any one of claims 1 to 4, wherein the proportion of the nonionic surfactant that is a primary linear saturated hydrocarbon group having 11 to 14 carbon atoms is 20 to 80 mol%. object. In the component (A) , the proportion of the nonionic surfactant in which R in the general formula (1) is an n-dodecyl group is 30 to 70 mol%, and R in the general formula (1) is the number of carbon atoms. The fiber scouring agent according to any one of claims 1 to 5, wherein the proportion of the nonionic surfactant which is a hydrocarbon group of 11 to 14 (excluding the n-dodecyl group) is 0 to 5 mol%. Composition. The scouring agent according to any one of claims 1 to 6, wherein the component (A) is a nonionic surfactant having a number of 1 to 3 and a number of 5 to 15 in the general formula (1). Composition. In the component (A), the proportion of the general formula (1) R in is a n- octyl group nonionic surfactant is 5 to 95 mol%, the fibers according to any one of claims 1-7 Scouring agent composition. The fiber scouring agent composition according to any one of claims 1 to 8, further comprising (B) an anionic surfactant (hereinafter referred to as component (B)). The scouring agent composition for fibers according to claim 9 , wherein the content of the component (A) is 10 to 80% by mass and the content of the component (B) is 0.5 to 50% by mass. The scouring agent composition for fibers according to claim 9 or 10, wherein the content of the component (A) is 15 to 70% by mass and the content of the component (B) is 5 to 30% by mass. The scouring agent composition for fibers according to any one of claims 9 to 11, wherein the total content of the component (A) and the component (B) is 55 to 100% by mass in the composition. The scouring agent composition for fibers according to any one of claims 1 to 12, wherein the water content is 45% by mass or less.