Anti-static composition and method for production thereof
AssigneeSanko Chemical Industry Co., Ltd.
InventorNoriaki Fujihana
Life of this patent
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Abstract
An antistatic composition that is excellent in thermo stability, is free from the problem of bleeding-out, exhibits its effect independently of humidity, has immediate effectiveness, and also exhibits excellent and persistent antistatic properties, and a method for producing the composition are provided. The antistatic composition comprises a predetermined alkali metal salt or alkaline earth metal salt, and resin.
Claims23
An antistatic composition comprising
- at least one compound selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide and lithium tris(trifluoromethanesulfonyl)methide;
- and
- polyurethane.
A method for producing an antistatic composition, comprising,
- when producing polyurethane by a reaction of polyol having at least two activated hydrogen atoms with isocyanate, adding at least one compound selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide and lithium tris(trifluoromethanesulfonyl)methide.
An antistatic composition comprising:
- (A) at least one substance selected from the group consisting of a compound including moiety of an ether bond and/or moiety of an ester bond, and (co-)polymer including moiety of an ether bond;
- and
- (B) an anion adsorption processing substance obtained by processing alkali metal salt or alkaline earth metal salt by treating a compound having anionic adsorbability.
A method for producing an antistatic composition, comprising
- adding alkali metal salt or alkaline earth metal salt in at least one selected from the group consisting of a compound including moiety of an ether bond and/or moiety of an ester bond, and (co-)polymer including moiety of an ether bond, and
- further adding a compound having anionic adsorbability.
A method for producing an antistatic composition, comprising,
- adding alkali metal salt or alkaline earth metal salt, and a compound having anionic adsorbability in at least one selected from the group consisting of a compound including moiety of an ether bond and/or moiety of an ester bond, and (co-)polymer including moiety of an ether bond.
An antistatic composition for a coating material comprising at least one compound selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide, lithium tris(trifluoromethanesulfonyl)methide, and trifluoromethanesulfonic acid lithium.
A method for producing an antistatic composition for a coating material, comprising:
- dissolving at least one compound selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide, lithium tris(trifluoromethanesulfonyl)methide, trifluoromethanesulfonic acid lithium in water, an organic solvent, polymerizable monomer, prepolymer, or oligomer;
- and
- adding the solution in a composition for a coating material.
A molding comprising a surface coat layer of an antistatic composition for a coating material, the antistatic composition including at least one compound selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide, lithium tris(trifluoromethanesulfonyl)methide, and trifluoromethanesulfonic acid lithium, the molding wherein,
- the surface coat layer has antistatic properties.
An antistatic composition comprising a combination of a compound (D), a lithium salt (E), and a compound (F), the compound (D) being at least one compound selected from the group consisting of alkyl amide or an alkylene oxide adduct of alkylene amide represented by the following formula (2), and alkyl amine or an alkylene oxide adduct of alkylene amine represented by the following formula (3), the lithium salt (E) being at least one lithium salt selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide, lithium tris(trifluoromethanesulfonyl)methide, and trifluoromethanesulfonic acid lithium, and the compound (F) being at least one compound selected from the group consisting of polymerizable monomer, prepolymer, oligomer, and polymer:
- 5
- where R1 represents an alkyl group, an alkylene group, or an oxyalkylene group, R2 and R3 represent oxyalkylene groups that may be identical or different, x represents 0 or an integer of 2 to 50, and y represents an integer of 2 to 50;
- and
- 6
- where R1 represents an alkyl group, an alkylene group, or an oxyalkylene group, R2 and R3 represent oxyalkylene groups that may be identical or different, x represents 0 or an integer of 2 to 50, and y represents an integer of 2 to 50.
A method for producing an antistatic composition, comprising
- dissolving a lithium salt (E) in a compound (D), the lithium salt (E) being at least one lithium salt selected from the group consisting of lithium bis(trifluoromethanesulfonyl)imide, lithium tris(trifluoromethanesulfonyl)methide, and trifluoromethanesulfonic acid lithium, and the compound (D) being at least one compound selected from the group consisting of alkyl amide or an alkylene oxide adduct of alkylene amide represented by the following formula (2), and alkyl amine or an alkylene oxide adduct of alkylene amine represented by the following formula (3);
- and
- adding the solution in at least one compound (F) selected from the group consisting of polymerizable monomer, prepolymer, oligomer,
- 7
- and polymer:
- where R1 represents an alkyl group, an alkylene group, or an oxyalkylene group, R2 and R3 represent oxyalkylene groups that may be identical or different, x represents 0 or an integer of 2 to 50, and y represents an integer of 2 to 50;
- and
- 8
- where R1 represents an alkyl group, an alkylene group, or an oxyalkylene group, R2 and R3 represent oxyalkylene groups that may be identical or different, x represents 0 or an integer of 2 to 50, and y represents an integer of 2 to 50.
Dependencies are inferred from the claim text.