Curable resin composition for covering a fingernail or artificial fingernail
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61K-008/00
A61Q-003/02
A61K-008/55
A61K-008/81
A61K-008/37
A61K-008/92
A61K-008/86
출원번호
US-0514818
(2010-12-07)
등록번호
US-8846011
(2014-09-30)
우선권정보
JP-2009-278268 (2009-12-08)
국제출원번호
PCT/JP2010/071862
(2010-12-07)
§371/§102 date
20120712
(20120712)
국제공개번호
WO2011/071029
(2011-06-16)
발명자
/ 주소
Kojima, Kazuhiro
Ha, Khoi-Nguyen
Anthony, Leroy
출원인 / 주소
Threebond Fine Chemical Co., Ltd.
대리인 / 주소
Westerman, Hattori, Daniels & Adrian, LLP
인용정보
피인용 횟수 :
3인용 특허 :
2
초록▼
The present invention provides a curable resin composition for coating natural or artificial nails, which in particular exhibits an excellent appearance after coating, high water and scratch resistances, and low levels of odor, damage to nails, and dermal irritancy, resulting in a high level of safe
The present invention provides a curable resin composition for coating natural or artificial nails, which in particular exhibits an excellent appearance after coating, high water and scratch resistances, and low levels of odor, damage to nails, and dermal irritancy, resulting in a high level of safety to human bodies and superior storage stability. The curable resin composition for coating a natural or artificial nail of the present invention comprises (A) an aqueous emulsion of a polymer having functional groups polymerizable by exposure to active energy radiation, (B) polyethylene glycol, and (C) a photo radical initiator containing no nitrogen atom in its molecule.
대표청구항▼
1. A curable resin composition for coating a natural or artificial nail comprising: (A) an aqueous emulsion of a polymer having functional groups polymerizable by exposure to active energy radiation;(B) polyethylene glycol; and(C) a photo radical initiator containing no nitrogen atom in its molecule
1. A curable resin composition for coating a natural or artificial nail comprising: (A) an aqueous emulsion of a polymer having functional groups polymerizable by exposure to active energy radiation;(B) polyethylene glycol; and(C) a photo radical initiator containing no nitrogen atom in its molecule,wherein the polymer having functional groups polymerizable by exposure to active energy radiation is different from the polyethylene glycol (B), and the polymer having functional groups polymerizable by exposure to active energy radiation has a number average molecular weight ranging from 10,000 to 500,000, and polyethylene glycol (B) is contained in an amount of 0.1 part to 30 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A), wherein the photo radical initiator (C) is ethyl (2,4,6-trimethylbenzoyl)phenylphosphinate 1-benzoyl-1-cyclohexanol or a mixture thereof. 2. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the functional group polymerizable by exposure to active energy radiation is a (meth)acryloyl group. 3. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polymer having functional groups polymerizable by exposure to active energy radiation comprises a polyacrylic backbone or a polyurethane backbone in its main chain structure. 4. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polymer having functional groups polymerizable by exposure to active energy radiation comprises a polyacrylic backbone in its main chain structure. 5. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the content of the polymer having functional groups polymerizable by exposure to active energy radiation ranges from 25 to 55% by mass in the aqueous emulsion (A). 6. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polymer having functional groups polymerizable by exposure to active energy radiation contains at least two functional groups per molecule. 7. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polyethylene glycol (B) is contained in an amount of 2 parts to 20 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A). 8. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polyethylene glycol (B) is contained in an amount of 3 parts to 15 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A). 9. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polyethylene glycol (B) has a weight average molecular weight of 1,000 to 2,000. 10. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the photo radical initiator (C) is contained in an amount of 1 part to 10 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A). 11. The curable resin composition for coating a natural or artificial nail according to claim 1, further comprising (D) wax derived from natural sources. 12. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein a wax derived from natural sources (D) is contained in an amount of 0.1 part to 15 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A). 13. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein a wax derived from natural sources (D) is contained in an amount of 5 parts to 10 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A). 14. The curable resin composition for coating a natural or artificial nail according to claim 11, wherein the wax derived from natural sources (D) is at least one selected from the group consisting of carnauba wax, beeswax, palm wax, urushi wax, and insects wax. 15. The curable resin composition for coating a natural or artificial nail according to claim 12, wherein the wax derived from natural sources (D) is at least one selected from the group consisting of carnauba wax, beeswax, palm wax, urushi wax, and insects wax. 16. The curable resin composition for coating a natural or artificial nail according to claim 13, wherein the wax derived from natural sources (D) is at least one selected from the group consisting of carnauba wax, beeswax, palm wax, urushi wax, and insects wax. 17. A process for coating a natural or artificial nail with a curable resin comprising: (A) an aqueous emulsion of a polymer having functional groups polymerizable by exposure to active energy radiation;(B) polyethylene glycol; and(C) a photo radical initiator containing no nitrogen atom in its molecule,wherein the polymer having functional groups polymerizable by exposure to active energy radiation is different from the polyethylene glycol (B), and the polymer having functional groups polymerizable by exposure to active energy radiation has a number average molecular weight ranging from 10,000 to 500,000, and polyethylene glycol (B) is contained in an amount of 0.1 part to 30 parts by mass relative to 100 parts by mass of the polymer having functional groups polymerizable by exposure to active energy radiation in the aqueous emulsion (A), wherein the photo radical initiator (C) is ethyl (2,4,6-trimethylbenzoyl)phenylphosphinate, 1-benzoyl-1-cyclohexanol, or a mixture thereof. 18. The curable resin composition for coating a natural or artificial nail according to claim 1, wherein the polymer having functional groups polymerizable by exposure to active energy radiation is selected from the group consisting of ethylenically unsaturated polyesters, polyesters containing (meth)acrylate side chain groups and/or end groups, polyurethanes and/or polyureas containing (meth)acrylate groups, polyethers containing (meth)acrylate groups obtained by esterifying the hydroxyl end groups of C1-4 alkylene glycol homopolymers or copolymers with (meth)acrylic acid, epoxy acrylates, poly (C1-50 alkyl (meth)acrylates) having at least two functional groups containing ethylenic double bonds on the hydrocarbon-based side chains and/or end chains, polyorganosiloxanes containing (meth)acrylate or (meth)acrylamide groups, perfluoropolyethers containing acrylate groups, and dendrimers and hyperbranched polymers containing (meth)acrylate or (meth)acrylamide groups.
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