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CN-121986195-A - Treatment agent for polyolefin synthetic fibers, treatment agent composition for polyolefin synthetic fibers, and nonwoven fabric

CN121986195ACN 121986195 ACN121986195 ACN 121986195ACN-121986195-A

Abstract

The present invention addresses the problem of improving the permeability into polyolefin synthetic fibers and the emulsion stability. The treatment agent for polyolefin-based synthetic fibers contains a polyoxyalkylene derivative (A) and an anionic surfactant (B), and at least one selected from the group consisting of polyether-modified polysiloxanes (C) and polyglycerin fatty acid esters (D), wherein the polyoxyalkylene derivative (A) contains a monopolyoxyalkylene derivative (A1). The above-mentioned monohydric polyoxyalkylene derivative (A1) is a compound represented by the following general formula (1) and contains 3 or more monohydric polyoxyalkylene derivatives having R 1 different from each other in the number of carbon atoms.

Inventors

  • ARIMURA HIROSHI
  • IDE Natsumi

Assignees

  • 竹本油脂株式会社

Dates

Publication Date
20260505
Application Date
20240807
Priority Date
20230829

Claims (7)

  1. 1. A treatment agent for polyolefin synthetic fibers, characterized in that, Comprises a polyoxyalkylene derivative (A) and an anionic surfactant (B), and comprises at least one member selected from the group consisting of polyether-modified polysiloxane (C) and polyglycerin fatty acid ester (D); the polyoxyalkylene derivative (a) comprises the following monopolyoxyalkylene derivative (A1); A mono-polyoxyalkylene derivative (A1) which comprises 3 or more mono-polyoxyalkylene derivatives having R 1 different carbon atoms, represented by the following general formula (1); [ general formula 1] In the general formula 1, the components of the compound, R 1 is a hydrocarbon group having 22 to 50 carbon atoms or an acyl group having 22 to 50 carbon atoms; a 1 O is an alkyleneoxy group having 2 to 4 carbon atoms, wherein the alkyleneoxy group may be 1 or 2 or more kinds alone; n is an integer of 5 to 100 inclusive; in the above-mentioned formula 1, the ratio of the monopolyoxyalkylene derivatives having different numbers of carbon atoms in R 1 is 97% by mass or less, where α is the number of carbon atoms in the monopolyoxyalkylene derivative having the largest ratio, and the total ratio of the number of carbon atoms (α -4) to (α+4) is the sum of the numbers of carbon atoms.
  2. 2. The treatment agent for polyolefin-based synthetic fibers according to claim 1, wherein, The molecular weight distribution (Mw/Mn) of the mono-polyoxyalkylene derivative (A1) is 1.03 to 1.50.
  3. 3. The treatment agent for polyolefin-based synthetic fibers according to claim 1, wherein, When the total content of the polyoxyalkylene derivative (a), the anionic surfactant (B), the polyether-modified polysiloxane (C), and the polyglycerin fatty acid ester (D) is 100% by mass, the polyoxyalkylene derivative (a) is 10 to 60% by mass, the anionic surfactant (B) is 30 to 70% by mass, the polyether-modified polysiloxane (C) is 0 to 20% by mass, and the polyglycerin fatty acid ester (D) is 0 to 30% by mass.
  4. 4. The treatment agent for polyolefin-based synthetic fibers according to claim 1, wherein, When the total content of the polyoxyalkylene derivative (a), the anionic surfactant (B), the polyether-modified polysiloxane (C), and the polyglycerin fatty acid ester (D) is 100 mass%, the total content of the polyoxyalkylene derivative (a) and the anionic surfactant (B) is 60 mass% or more.
  5. 5. A treatment agent composition for polyolefin synthetic fibers, characterized in that, A treatment agent for polyolefin-based synthetic fibers according to any one of claims 1 to 4 and a solvent.
  6. 6. A polyolefin synthetic fiber characterized in that, A treatment agent for polyolefin synthetic fibers according to any one of claims 1 to 4.
  7. 7. A non-woven fabric is characterized in that, A polyolefin synthetic fiber according to claim 6.

Description

Treatment agent for polyolefin synthetic fibers, treatment agent composition for polyolefin synthetic fibers, and nonwoven fabric Technical Field The present invention relates to a treatment agent for polyolefin synthetic fibers, a treatment agent composition for polyolefin synthetic fibers, and nonwoven fabrics. Background Generally, synthetic fibers are used as the raw material fibers of the nonwoven fabric. For example, synthetic fibers made of thermoplastic resins such as polyolefin can be used for the production of nonwoven fabrics. The nonwoven fabric is coated with the treating agent to impart functions such as hydrophilicity. The nonwoven fabric having a function such as hydrophilicity can be used in a wide range of fields such as sanitary material, medical field, and civil engineering field. Patent document 1 discloses a nonwoven fabric manufactured using synthetic fibers composed of polyolefin. Patent document 1 also discloses a synthetic fiber for a surface material or the like of a sanitary material, to which a hydrophilizing agent as a treating agent is attached. Prior art literature Patent literature Patent document 1 Japanese patent laid-open publication No. 2003-201670 Disclosure of Invention Problems to be solved by the invention However, when a treatment agent for polyolefin-based synthetic fibers is applied to polyolefin-based synthetic fibers as a treatment agent, it is desired that the property of rapid penetration into the fibers, that is, the permeability can be further improved. The treatment agent for polyolefin synthetic fibers can be dispersed in an aqueous medium and used as an emulsion. Therefore, it is also desired to further improve the emulsion stability, which is a property of stably maintaining the form of the emulsion. Means for solving the problems The treatment agent for polyolefin-based synthetic fibers according to claim 1 is characterized by comprising a polyoxyalkylene derivative (A) and an anionic surfactant (B), and at least one selected from the group consisting of polyether-modified polysiloxane (C) and polyglycerin fatty acid ester (D), wherein the polyoxyalkylene derivative (A) comprises a monopolyoxyalkylene derivative (A1). The mono-polyoxyalkylene derivative (A1) is a compound represented by the following general formula (1) and contains 3 or more mono-polyoxyalkylene derivatives having R 1 different from each other in the number of carbon atoms. In the general formula (1), R 1 is a hydrocarbon group having 22 to 50 carbon atoms or an acyl group having 22 to 50 carbon atoms; A 1 O is an alkyleneoxy group having 2 to 4 carbon atoms (the alkyleneoxy group may be 1 kind or 2 kinds or more of single kind); n is an integer of 5 to 100 inclusive. In the general formula (1), the total presence ratio of the carbon atoms (α+4) or more and the carbon atoms (α -4) or less is 97 mass% or less, when the carbon atoms of the monopolyoxyalkylene derivative having the largest presence ratio among the presence ratios of the monopolyoxyalkylene derivatives having different carbon atoms in R 1 are α. The aspect 2 is the treatment agent for polyolefin-based synthetic fibers of the aspect 1, wherein the molecular weight distribution (Mw/Mn) of the mono-polyoxyalkylene derivative (A1) is 1.03 to 1.50. The aspect 3 is the treatment agent for polyolefin-based synthetic fibers according to the aspect 1 or 2, wherein the treatment agent for polyolefin-based synthetic fibers comprises 10 to 60 mass% of the polyoxyalkylene derivative (a), 30 to 70 mass% of the anionic surfactant (B), 0 to 20 mass% of the polyether-modified polysiloxane (C), and 0 to 30 mass% of the polyglycerin fatty acid ester (D), when the total content of the polyoxyalkylene derivative (a), the anionic surfactant (B), the polyether-modified polysiloxane (C), and the polyglycerin fatty acid ester (D) is 100 mass%. In aspect 4, the total content of the polyoxyalkylene derivative (a) and the anionic surfactant (B) is 60 mass% or more, when the total content of the polyoxyalkylene derivative (a), the anionic surfactant (B), the polyether-modified polysiloxane (C) and the polyglycerin fatty acid ester (D) is 100 mass%. The treatment agent composition for polyolefin-based synthetic fibers according to claim 5, which is characterized by comprising the treatment agent for polyolefin-based synthetic fibers according to any one of claims 1 to 4 and a solvent. The polyolefin-based synthetic fiber according to claim 6, wherein the treatment agent for polyolefin-based synthetic fiber according to any one of claims 1 to 4 is attached. The nonwoven fabric of claim 7 is produced from the polyolefin-based synthetic fibers of claim 6. Effects of the invention The treatment agent for polyolefin synthetic fibers of the present invention can improve the permeability into polyolefin synthetic fibers and improve the emulsion stability. Detailed Description < Embodiment 1> In embodiment 1 of the present invention, a treatment agent for poly