KR20220122072A - 컬러 콘택트렌즈용 코팅액, 이의 제조방법 및 이를 포함하여 제조된 컬러 콘택트렌즈 - Google Patents
컬러 콘택트렌즈용 코팅액, 이의 제조방법 및 이를 포함하여 제조된 컬러 콘택트렌즈 Download PDFInfo
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- KR20220122072A KR20220122072A KR1020210026239A KR20210026239A KR20220122072A KR 20220122072 A KR20220122072 A KR 20220122072A KR 1020210026239 A KR1020210026239 A KR 1020210026239A KR 20210026239 A KR20210026239 A KR 20210026239A KR 20220122072 A KR20220122072 A KR 20220122072A
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 컬러 콘택트렌즈 구조를 나타낸 모식도이다.
도 3은 본 발명의 실시예1에 따른 아텔로콜라겐의 순도를 측정한 결과를 나타낸 이미지이다.
도 4는 본 발명의 실시예 1에 따른 아텔로콜라겐의 바이러스 검증시험 결과를 나타낸 표이다.
30 : 렌즈 기재층
Claims (10)
- 컬러 콘택트렌즈용 코팅액 100 중량에 대하여,
아텔로콜라겐 및 하이드록시에틸메타크릴레이트를 포함하는 코팅중합체를 50 내지 95 중량으로 포함하고,
상기 아텔로콜라겐은 상기 코팅중합체의 100 중량 대비 0.1 내지 3 중량으로 포함하는 것을 특징으로 하는, 컬러 콘택트렌즈 코팅액. - 제1항에 있어서,
상기 아텔로콜라겐은 엔도톡신 함량은 0.1 내지 0.3 EU/ml 이고, 순도는 95% 내지 99.9% 이고, DNA함량은 0.0005 내지 0.001 ng/ml 인 것을 특징으로 하는 컬러 콘택트렌즈 코팅액. - 제1항에 있어서,
상기 코팅액의 점도는 200 cp 내지 400 cp 인 것을 특징으로 하는 컬러 콘택트렌즈용 코팅액. - 아텔로콜라겐을 전처리하는 단계;
상기 전처리된 아텔로콜라겐을 포함하는 아텔로콜라겐 용액을 제조하는 단계;
하이드록시에틸메타크릴레이트 및 산(acid)을 포함하는 하이드록시에틸메타크릴레이트 용액을 제조하는 단계;
상기 아텔로콜라겐 용액 및 상기 하이드록시에틸메타크릴레이트 용액을 교반하여 혼합물을 제조하는 단계; 및
상기 혼합물에 적어도 하나의 단량체를 첨가한 후 중합하여 코팅중합체를 형성하는 단계; 를 포함하는 것을 특징으로 하는 컬러 콘택트렌즈 코팅액 제조방법. - 제4항에 있어서,
상기 전처리는, 아텔로콜라겐 원재료의 결합조직을 산 용액에 침지(soaking)하여 결합조직을 팽창시키는 단계; 상기 팽창된 결합조직을 산성조건에서 분쇄한 다음, 세척하여 콜라겐 기질(collagen matrix)을 얻는 단계; 및 상기 콜라겐 기질을 염 처리하여 아텔로콜라겐을 추출하는 단계; 를 포함하는 것을 특징으로 하는 컬러 콘택트렌즈 코팅액 제조방법. - 제5항에 있어서,
상기 전처리된 아텔로콜라겐은, 엔도톡신 함량은 0.1 내지 0.3 EU/ml 이고, 순도는 95% 내지 99.9%이고, DNA함량은 0.0005 내지 0.001 ng/ml 인 것을 특징으로 하는 컬러 콘택트렌즈 코팅액 제조방법. - 제4항에 있어서,
상기 혼합물에서 상기 아텔로콜라겐 및 상기 하이드록시에틸메타크릴레이트는 1 : 5 내지 1 : 25 의 함량비를 갖는 것을 특징으로 하는 컬러 콘택트렌즈 코팅액 제조방법. - 컬러 콘택트렌즈의 베이스를 형성하는 렌즈 기재층;
상기 렌즈 기재층 상에 위치하고, 컬러 구현용 안료를 포함하는 인쇄층; 및
상기 인쇄층 상에 위치하고, 각막과 접촉되는 면을 형성하는 것인 코팅층; 을 포함하고,
상기 코팅층은 아텔로콜라겐 및 하이드록시에틸메타크릴레이트를 포함하는 코팅중합체를 포함하고,
상기 아텔로콜라겐은 상기 코팅중합체의 100 중량 대비 0.1 내지 3 중량으로 포함하는 것을 특징으로 하는 컬러 콘택트렌즈. - 제8항에 있어서,
상기 렌즈 기재층은 실리콘 하이드로겔 중합체를 포함하고,
상기 실리콘 하이드로겔 중합체는 폴리디메틸실록산 및 디메틸아크릴아미드를1 : 1.5 내지 1 : 2.5의 함량비로 포함하는 것을 특징으로 하는 컬러 콘택트렌즈. - 제 9항에 있어서,
상기 실리콘 하이드로겔 중합체는 하이드록시에틸메타크릴레이트를 중합체 전체 100 중량에 대하여 1 내지 30 중량으로 포함되는 것을 특징으로 하는 컬러 콘택트렌즈.
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| KR1020210026239A KR102517172B1 (ko) | 2021-02-26 | 2021-02-26 | 컬러 콘택트렌즈용 코팅액 및 이를 포함하여 제조된 컬러 콘택트렌즈 |
| PCT/KR2021/016134 WO2022181930A1 (ko) | 2021-02-26 | 2021-11-08 | 컬러 콘택트렌즈용 코팅액, 이의 제조방법 및 이를 포함하여 제조된 컬러 콘택트렌즈 |
| CN202180094748.0A CN116940639A (zh) | 2021-02-26 | 2021-11-08 | 彩色隐形眼镜用涂布液、其制备方法以及使用其制造的彩色隐形眼镜 |
| KR1020230003457A KR102609167B1 (ko) | 2021-02-26 | 2023-01-10 | 컬러 콘택트렌즈용 코팅액 제조방법 |
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| EP0070897B1 (en) * | 1981-02-09 | 1986-11-26 | National Patent Development Corporation | Contact lenses made from modified synthetic hydrogels |
| KR20110062001A (ko) * | 2009-12-02 | 2011-06-10 | 한국식품연구원 | 콜라겐의 분리 방법 및 이에 의해 분리된 콜라겐 |
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| JPS57178217A (en) * | 1981-04-28 | 1982-11-02 | Nippon Contact Lens Seizo Kk | Contact lens and its manufacture |
| US5910537A (en) * | 1994-07-22 | 1999-06-08 | Staar Surgical Company Inc. | Biocompatible, optically transparent, ultraviolet light absorbing, polymeric material based upon collagen and method of making |
| DE10055762A1 (de) * | 2000-11-10 | 2002-06-06 | Woehlk Contact Linsen Gmbh | Hydrogelkontaktlinsen mit hoher Biokompatibilität |
| CN101480850A (zh) * | 2008-01-10 | 2009-07-15 | 张志宏 | 表面具亲水性的硅材料隐形眼镜的制造方法 |
| US9175153B2 (en) * | 2011-03-08 | 2015-11-03 | The Johns Hopkins University | Cellulose hydrogel compositions and contact lenses for corneal applications |
| KR20130120135A (ko) * | 2012-04-25 | 2013-11-04 | (주)지오메디칼 | 나노포러스 코팅이 형성된 컬러 콘택트렌즈 |
| EP3463317A4 (en) * | 2016-06-07 | 2020-01-08 | Aridis Pharmaceuticals, Inc. | PROCESS FOR THE PREPARATION OF FAST-DISSOLVING THIN FILMS CONTAINING A BIOLOGICALLY ACTIVE SUBSTANCE WITH IMPROVED THERMAL STABILITY |
| WO2018111784A1 (en) * | 2016-12-14 | 2018-06-21 | China Medical University | Micro-rna-195 compositions and therapeutic use in ocular diseases |
| CN107007879A (zh) * | 2017-03-14 | 2017-08-04 | 暨南大学 | 一种活性人工角膜及其制备方法 |
| CN111607043B (zh) * | 2020-05-22 | 2022-06-24 | 广州悦清再生医学科技有限公司 | 一种隐形眼镜材料及其制备方法及隐形眼镜 |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0070897B1 (en) * | 1981-02-09 | 1986-11-26 | National Patent Development Corporation | Contact lenses made from modified synthetic hydrogels |
| KR20110062001A (ko) * | 2009-12-02 | 2011-06-10 | 한국식품연구원 | 콜라겐의 분리 방법 및 이에 의해 분리된 콜라겐 |
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