KR102380371B1 - 은행권과 같은 중합체 보안 문서의 제조에 사용하기 위한 개선된 중합체 시트 재료 - Google Patents
은행권과 같은 중합체 보안 문서의 제조에 사용하기 위한 개선된 중합체 시트 재료 Download PDFInfo
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Abstract
Description
첨부 도면을 참조하여 개시된 발명의 특정 특징을 예시한다.
도 1은 포커싱 요소 배열체와 화상 아이콘 배열체가 중합체 또는 중합체 기재의 대향면 상에 직접 형성되는, 본 발명의 개선된 중합체 시트 재료의 일 실시예의 측단면도이고;
도 2는 도 1과 유사하지만, 포커싱 요소 배열체와 화상 아이콘 배열체가 기재의 대향면 상에 전사되는, 일 실시예의 측단면도이며;
도 3a는 화상 아이콘 배열체와 그 위에 놓인 내장된 포커싱 요소 배열체가 중합체 기재의 상면에 배치되고 반사층이 기재의 하면에 배치되는, 본 발명의 개선된 중합체 시트 재료의 일 실시예의 측단면도이고;
도 3b는 반사층이 탈금속화된 "홀"을 포함하도록 조정되어 있는, 도 3a에 도시된 실시예의 측단면도이며;
도 3c는 흰색 표면 위에 놓였을 때 밝은 "누락" 영역으로 보이는 단어 "DEMET TEXT"를 포함하도록 반사층이 조정된 도 3b에 나타낸 실시예의 평면도인 반면; 도 3d는 어두운 표면 위에 놓였을 때 단어 "DEMET TEXT"가 이제는 어두운 "누락" 영역으로 보이는 도 3c에 나타낸 실시예의 평면도이고;
도 3e는 투과광에서 볼 때 단어 "DEMET TEXT"가 불투명한 배경에 대해 밝은 영역으로 보이는 도 3c에 나타낸 실시예의 평면도이며;
도 4a는 제1 화상 아이콘 배열체와 제1 포커싱 요소 배열체가 중합체 기재의 일면에 직접 형성되거나 도포되고, 동일하거나 상이한 제2 화상 아이콘 배열체와 제2 포커싱 요소 배열체가 기재의 대향면에 직접 형성되거나 도포되는, 본 발명의 개선된 중합체 시트 재료의 일 실시예의 측단면도이다. 도 4b는 도 4a와 유사하지만, 포커싱 요소가 내장된 포커싱 요소인 일 실시예의 측단면도이다. 도 4c는 도 4a와 유사하지만, 포커싱 요소가 일면에서는 내장되고 타면에서는 내장되지 않거나 개방된 포커싱 요소인 다른 실시예의 측단면도이다.
도 5는 화상 아이콘 배열체와 그 아래에 놓인 오목한 반사성 포커싱 요소 배열체 형태의 광학 보안 소자가 중합체 기재의 일면에 전사되는 것으로 도시된 본 발명의 개선된 중합체 시트 재료의 일 실시예의 측단면도이다.
도 6a는 집적된 광학 보안 소자가 2개의 상이한 크기를 가진 내장되거나 밀봉된 포커싱 요소 배열체, 중합체 기재의 일면 상의 원격지에 배치된 제1 화상 아이콘 배열체, 및 제1 화상 아이콘 배열체에 직접 대향하여 기재의 대향면 상에 배치된 상이한 제2 화상 아이콘 배열체를 포함하고, 제1 및 제2 화상 아이콘 배열체가 모두 동시에 보이는, 본 발명의 중합체 시트 재료의 "절첩" 실시예의 측단면도이다. 도 6b는 도 6a와 유사하지만, 포커싱 요소가 동일한 크기이며, 일부 포커싱 요소는 내장되거나 밀봉된 반면 다른 포커싱 요소는 내장되지 않거나 개방되고, 제1 및 제2 화상 아이콘 배열체가 모두 동시에 보이는, 일 실시예의 측단면도이다. 도 6c는 도 6a와 유사하지만, 포커싱 요소는 동일한 크기이며 내장되거나 밀봉되고, 기재가 긴밀하게 절첩될 경우 기재의 동일한 측면의 화상 아이콘을 이미징하며, 기재가 느슨하게 절첩될 경우 기재의 대향 측면의 아이콘을 이미징하도록 조정되는, 다른 실시예의 측단면도이다.
도 7은 포커싱 요소 배열체가 2겹 사이에 배치되고, 동일하거나 상이한 제1 및 제2 화상 아이콘 배열체가 2겹 기재의 대향면에 배치된, 집적된 광학 보안 소자를 가진 "2겹" 중합체 또는 중합체 기재 형태의 개선된 중합체 시트 재료의 일 실시예의 측단면도이다.
도 8a, 도 8b 및 도 8c는 "가볍게 금속화된(lightly metalized)" 하이브리드 굴절성/반사성 포커싱 요소 배열체 위 아래에 놓인 2개의 화상 아이콘 배열체 형태의 도포된 광학 보안 소자가 도시되어 있는, 본 발명의 개선된 중합체 시트 재료의 일 실시예의 측단면도이다. 도 8a에는 반사된 광에서 보이는 시트 재료가 도시되어 있는 반면, 도 8b에는 기재의 "배면"으로 향하는 밝은 광으로 보이는 시트 재료가 도시되어 있다. 도 8c에는, 기재의 "상부"에 원격으로 이격된 화상 아이콘을 가진 절첩 피처로서 사용될 경우, 기재의 "상부"로 향하는 밝은 광으로 보이는 본 발명의 시트 재료가 도시되어 있다.
도 9는 중합체 기재의 대향면 상의 상이한 컬러의 화상 아이콘과, 기재의 대향 측면 상의 "가볍게 금속화된" 하이브리드 굴절성/반사성 포커싱 요소 배열체 아래에 놓인 일부 화상 아이콘 상의 불투명 가쇄(overprint)를 채용한, 도 8a, 도 8b 및 도 8c와 유사한 일 실시예의 측단면도이다.
Claims (11)
- 하나 이상의 합성 화상을 투사하는 하나 이상의 광학 보안 소자와 60 미크론 이상의 두께를 가진 중합체 또는 중합체 기재(polymer substrate)로 구성된, 은행권과 같은 중합체 보안 문서의 제조에 사용하기 위한 개선된 중합체 시트 재료이며, 상기 하나 이상의 광학 보안 소자는 상기 기재의 적어도 일부에 집적(integrated)되거나 도포되며,
상기 개선된 중합체 시트 재료는 하나 이상의 집적된 광학 보안 소자를 갖고,
상기 하나 이상의 광학 보안 소자는, 상기 기재 상의 하나 이상의 투명창 및 하나 이상의 불투명 영역과 정렬되고, 상기 기재의 상면에서 제1 화상 아이콘 배열체 아래에 배치된 금속화된 하이브리드 굴절성/반사성 포커싱 요소 배열체와, 상기 기재의 하면에서 상기 금속화된 하이브리드 굴절성/반사성 포커싱 요소 배열체와 제1 화상 아이콘 배열체 바로 아래에 배치된 제2 화상 아이콘 배열체를 포함하고,
상기 제2 화상 아이콘 배열체 상에 하나 이상의 불투명 영역이 배치되며,
반사광 및 투과광 하에서, 상기 중합체 시트 재료에 의해 하나 이상의 합성 화상이 투사되고, 상기 하나 이상의 불투명 영역은 반사광도(reflected light view)를 허용하며, 상기 하나 이상의 투명창은 상기 반사광도 보다 강한 투과광도(transmitted light view)를 허용하는
개선된 중합체 시트 재료. - 제1항의 개선된 중합체 시트 재료를 사용하여 제조된 중합체 보안 문서.
- 제1항에 있어서,
상기 개선된 중합체 시트 재료는 하나 이상의 집적된 광학 보안 소자를 가지며, 상기 하나 이상의 집적된 광학 보안 소자는, 상기 중합체 또는 중합체 기재의 상면에 배치된 화상 아이콘 배열체와 그 위에 선택적으로 내장된 포커싱 요소 배열체, 및 상기 기재의 하면에서 상기 선택적으로 내장된 포커싱 요소 배열체 및 상기 화상 아이콘 배열체 바로 아래에 배치된 반사층으로 구성되고, 상기 반사층은 보조 화상 아이콘이 패턴화된 탈금속화에 의해 형성되는 패턴화된 금속 층이며, 상기 보조 화상 아이콘은 양각 문자, 음각 문자, 이미지, 선 작업 및 이들의 조합으로 이루어진 군으로부터 선택되고, 상기 개선된 중합체 시트 재료를 보았을 때, 상기 하나 이상의 합성 화상이 상기 보조 화상 아이콘 형태의 누락 영역으로 나타나는,
개선된 중합체 시트 재료. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
화상 아이콘은 주변 또는 아래에 놓인 재료와는 상이한 굴절률을 가진 재료, 염색된 재료, 금속, 또는 착색된 재료를 포함하는,
개선된 중합체 시트 재료. - 제10항의 개선된 중합체 시트 재료의 형성 방법이며,
캐리어 필름에 부착된 렌즈 주형(mold) 층을 포함하는 미세 구조-수반 박리 라이너(microstructure-bearing release liner)를 형성하는 단계- 상기 렌즈 주형 층은 발산 렌즈 형태(negative lens geometries)의 복수의 공극을 가진 경화성 수지로 형성되고, 상기 발산 렌즈 형태는 수렴 렌즈 형태(positive lens geometries)를 가진 강성 표면에 대해 수지를 자외선 경화시킴으로써 만들어짐 -;
상기 복수의 공극을 광학적으로 기능하는 자외선 경화성 액체 중합체로 충전하고, 닙 롤러로 가압하여 과잉 액체 중합체를 압출함과 동시에, 자외선 경화성 중합체가 경화하거나 굳어져 렌즈 주형으로부터 리프팅될 수 있도록, 액체 중합체를 자외선에 노출시키는 단계;
다른 박리 라이너의 표면에 경화성 수지 재료를 도포하고, 그 표면을 강성 아이콘 주형에 대해 경화시켜서 상기 경화성 수지 재료의 표면 내의 공극의 형태로 하나 이상의 화상 아이콘 배열체를 형성하는 단계;
상기 경화성 수지 재료와 콘트라스트를 제공하는 재료로 상기 공극을 충전하여 충전된 화상 아이콘 층을 형성하는 단계;
전사 가능한 층에 하나 이상의 접착제 층을 도포하는 단계;
중합체 또는 중합체 기재의 대향 측면과 접촉하도록 각각의 전사 가능한 층의 접착제 측면을 배치하는 단계;
접착제 층의 접착제가 상기 기재에 견고하게 접착되도록 각각의 전사 가능한 층에 열 또는 압력을 인가하는 단계; 및
상기 렌즈 주형 층을 구비한 박리 라이너와 상기 다른 박리 라이너를 박리함으로써, 포커싱 요소 층과 화상 아이콘 층을 남기는 단계를 포함하는,
개선된 중합체 시트 재료의 형성 방법.
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