KR100901199B1 - 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름의제조 방법 - Google Patents
휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름의제조 방법 Download PDFInfo
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- KR100901199B1 KR100901199B1 KR1020070062871A KR20070062871A KR100901199B1 KR 100901199 B1 KR100901199 B1 KR 100901199B1 KR 1020070062871 A KR1020070062871 A KR 1020070062871A KR 20070062871 A KR20070062871 A KR 20070062871A KR 100901199 B1 KR100901199 B1 KR 100901199B1
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Abstract
Description
DS-962 | DS-906 | MEK | E-170 | SU YELLOW FG-1424(T) | KGD 토너 | SU YELLOW FG-1424(P) | G-300M | 계 | |||||||
시험예1 | 40 | 25 | 40 | 2 | 10 | 117 | |||||||||
시험예2 | 40 | 25 | 40 | 2 | 15 | 122 | |||||||||
시험예3 | 40 | 25 | 40 | 2 | 20 | 127 | |||||||||
시험예4 | 40 | 25 | 40 | 2 | 25 | 132 | |||||||||
시험예5 | 40 | 25 | 40 | 2 | 30 | 137 | |||||||||
시험예6 | 40 | 25 | 40 | 2 | 30 | 5 | 142 | ||||||||
시험예7 | 40 | 25 | 40 | 2 | 30 | 10 | 147 | ||||||||
시험예8 | 40 | 25 | 40 | 2 | 40 | 5 | 152 | ||||||||
시험예9 | 40 | 25 | 40 | 2 | 40 | 3 | 150 | ||||||||
시험예10 | 40 | 25 | 40 | 2 | 5 | 10 | 122 | ||||||||
시험예11 | 40 | 25 | 40 | 2 | 5 | 15 | 127 | ||||||||
시험예12 | 40 | 25 | 40 | 2 | 5 | 20 | 132 | ||||||||
시험예13 | 40 | 25 | 40 | 2 | 5 | 25 | 137 | ||||||||
시험예14 | 40 | 25 | 40 | 2 | 3 | 15 | 125 | ||||||||
시험예15 | 65 | 40 | 2 | 14 | 10 | 131 | |||||||||
시험예16 | 65 | 40 | 2 | 20 | 15 | 142 | |||||||||
비교시험예 | 40 | 25 | 40 | 2 | 107 | ||||||||||
DMF | MEK | E-170 | SU YELLOW FG-1424(P) | G-300 | 계 | ||||||||||
시험예17 | NY-361 80 | 2 | 40 | 2 | 15 | 20 | 159 | ||||||||
시험예18 | DST-335F 65 | 2 | 40 | 2 | 15 | 20 | 144 |
비교시험예 a | 비교시험예 b | 시험예 a | 시험예 b | |
DST-335F | 100 | 100 | ||
UR-7366S | 100 | 100 | ||
MEK | 30 | 30 | 30 | 30 |
E-170 | 3.3 | 3.3 | 3.3 | 3.3 |
KGD 토너 (안료 고형분 50%) | 10 | 10 | ||
계 | 133.3 | 133.3 | 143.3 | 143.3 |
Claims (18)
- 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름의 제조 방법으로서,(a) 100% 모듈러스가 30∼150 ㎏f/㎠인 1액형 건식 코팅용 폴리우레탄 수지(고형분 30%) 100 중량부; 형광 안료 10∼20 중량부, 또는 축광 안료 5∼25 중량부, 또는 형광 안료 10∼20 중량부와 축광 안료 5∼25 중량부; 케톤계 또는 아미드계 유기 용제 20∼80 중량부; 이소시아네이트계 또는 멜라민계 경화제 0.01∼2 중량부; 및 실리카 충전제 1∼3 중량부를 균일하게 혼합하여, 시인성 형광/축광 폴리우레탄 코팅액 조성물을 조제하는 단계;(b) 콤마 오버 롤 코터(comma over roll coater)를 사용하여 이형지의 일면에 상기 시인성 형광/축광 폴리우레탄 코팅액 조성물을 균일하게 도포한 후, 80∼140℃의 열풍 건조기를 이용하여 상기 케톤계 또는 아미드계 유기 용제를 다단(多段) 휘발시켜 시인성 형광/축광 폴리우레탄 코팅층을 형성시키는 단계;(c) 상기 시인성 형광/축광 폴리우레탄 코팅층 상에 100% 모듈러스가 30∼150 ㎏f/㎠인 1액형 건식 코팅용 폴리우레탄 수지 100 중량부, 케톤계 또는 아미드계 유기 용제 25∼35 중량부, 백색 안료 또는 백색 토너 8∼12 중량부 및 실리카 충전제 3∼4 중량부를 포함하는 조성물을 에어 나이프 코팅(air knife coating)법에 의해 균일하게 도포한 후, 100∼140℃의 열풍 건조기를 이용하여 상기 케톤계 또는 아미드계 유기 용제를 다단(多段) 휘발시켜 휘도 및 강도 보강층을 형성시키는 단계; 및(d) 상온에서 12∼24시간 건조 및 숙성한 후, 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름(시인성 형광/축광 폴리우레탄 코팅층 + 휘도 및 강도 보강층)을 이형지로부터 박리하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 형광 안료는 형광 옐로우(fluorescent yellow), 형광 오렌지-레드(fluorescent orange-red), 형광 레드(fluorescent red), 형광 핑크(fluorescent pink), 형광 블루(fluorescent blue), 형광 마젠타(fluorescent magenta) 및 이들의 2 이상의 배합물로 이루어진 군으로부터 선택되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 축광 안료는 Cu 또는 Bi로 활성화시킨 CaSrS, ZnCdS, ZnS 또는 CaS이거나; 또는 (Sr1 - xMx)Al2O4:R(x는 0.1 내지 0.9이고, M은 칼슘, 아연, 바륨, 칼슘 및 마그네슘으로 이루어진 군으로부터 선택되는 1 이상의 금속이며, R은 유로퓸, 란탄, 셀륨, 프라세오디뮴, 네오디뮴, 사마륨, 가돌리늄, 테르븀, 디스프로슘, 홀뮴, 에르븀, 툴륨, 이테르븀 및 텔루륨으로 이루어진 군으로부터 선택됨)이거나; 또는 MAl2O4(M은 칼슘, 스트론튬 및 바륨으로 이루어진 군으로부터 선택되는 하나 이상의 금속이거나 이 하나 이상의 금속에 마그네슘이 첨가된 것)을 모결정으로 하는 것, 상기 모결정에 부활제로서의 유로폼이 첨가된 것, 또는 상기 모결정에 부활제로서의 유로폼과 공부활제로서의 란탄, 셀륨, 프라세오디뮴, 네오디뮴, 사마륨, 가돌리늄, 테르븀, 디스프로슘, 홀뮴, 에르븀, 툴륨, 이테르븀, 텔루륨 또는 루테튬이 첨가된 것인 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 축광 안료의 평균 입도는 10∼40㎛인 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 시인성 형광/축광 폴리우레탄 코팅액 조성물은 백색 안료 또는 백색 토너 4∼16 중량부를 추가로 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 시인성 형광/축광 폴리우레탄 코팅층의 두께는 150∼300㎛ 이하인 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 휘도 및 강도 보강층의 두께는 5㎛ 이하인 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름(시인성 형광/축광 폴리우레탄 코팅층 + 휘도 및 강도 보강층)의 두께는 20∼50㎛인 것을 특징으로 하는 방법.
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- 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름이 라미네이팅된 시인성 형광/축광 원단의 제조 방법으로서,(a) 경사(經絲) 및 위사(緯絲)를 평직(平織) 또는 능직(綾織)으로 제직하거나 또는 환편기에 의해 환편 니트로 편물을 제조한 후에 정련, 수세 및 표백을 행하고, 고온-고압 액류 염색기를 이용하여 형광 염료로 염색하고 건조한 후, 불소계 발수제로 처리하고, 140∼180℃의 열풍 건조기에서 열고정시켜 시인성이 우수한 원단을 제조한 후, 상기 시인성이 우수한 원단을 정련, 수세 및 표백한 후, 건조 및 발수 처리하여 라미네이팅용 백킹 원단을 제조하고, 상기 시인성이 우수한 원단과 상기 라미네이팅용 백킹 원단을 시인성이 우수한 형광/축광 폴리우레탄 필름과 합지하여, 시인성이 우수한 라미네이팅 원단을 수득하는 단계;(b) 상기 단계 (a)에서 수득된 시인성이 우수한 라미네이팅 원단과 제 1 항내지 제 8 항 중 어느 하나의 방법에 따라 제조된 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름의 사이에 접착제 말단에 NCO기를 가지는 습기 경화형 폴리우레탄계 핫 멜트(hot melt) 접착제 수지를 균일하게 점상 또는 메쉬상으로 도포함으로써, 상기 시인성이 우수한 라미네이팅 원단의 일면에 상기 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름을 라미네이팅하는 단계; 및(c) 25∼35℃의 포화 수증기에 폭로하여 잔류 NCO기가 경화되도록 숙성하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 17 항에 있어서,상기 휘도와 강도가 개선된 시인성 형광/축광 폴리우레탄 필름이 라미네이팅 된 시인성 형광/축광 원단은 산업용 자재 또는 의류(안전복 포함)용으로 사용되는 것을 특징으로 하는 방법.
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KR102559212B1 (ko) * | 2023-03-02 | 2023-07-24 | 심세용 | 시인성이 개선된 폴리우레탄 조성물 |
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KR20200031350A (ko) * | 2018-09-14 | 2020-03-24 | 주식회사 엘지화학 | 폴리 우레탄 필름의 제조 방법 및 그에 의해 제조된 폴리 우레탄 필름 |
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