KR102181195B1 - 만곡된 탄성체를 갖는 탄성 적층체 및 제조 방법 - Google Patents
만곡된 탄성체를 갖는 탄성 적층체 및 제조 방법 Download PDFInfo
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- KR102181195B1 KR102181195B1 KR1020207013066A KR20207013066A KR102181195B1 KR 102181195 B1 KR102181195 B1 KR 102181195B1 KR 1020207013066 A KR1020207013066 A KR 1020207013066A KR 20207013066 A KR20207013066 A KR 20207013066A KR 102181195 B1 KR102181195 B1 KR 102181195B1
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- bonding
- strand
- elastomeric
- junction
- joint
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Abstract
Description
도 1은 본 발명의 측면들에 따른 탄성화된 물질의 평면도이고;
도 2는 도 1의 탄성화된 물질의 일부분의 확대 평면도이고;
도 3은 본 발명의 측면들에 따른 다른 탄성화된 물질의 평면도이고;
도 4는 도 3의 탄성화된 물질의 일부분의 확대 평면도이고;
도 5는 본 발명의 측면들에 따른 다른 탄성화된 물질의 평면도이고;
도 6은 도 5의 탄성화된 물질의 일부분의 확대 평면도이고;
도 7은 본 발명의 탄성화된 물질을 형성하기 위한 공정의 개략도이고;
도 8은 본 발명의 탄성화된 물질을 형성하기 위한 다른 공정의 개략도이고;
도 9는 본 발명의 측면들에 따른, 탄성화된 물질을 포함하는 예시적인 흡수 용품의 평면도이고;
도 10은 본 발명의 측면들에 따른, 탄성화된 물질을 포함하는 다른 예시적인 흡수 용품의 평면도이고; 그리고
도 11은 본 발명의 측면들에 따른, 만곡된 탄성 가닥을 포함하는 흡수 용품을 형성하기 위한 공정의 개략도이다.
본 개시내용이 다양한 변형 및 대안적인 형태로 될 수 있지만, 이들의 구체적인 사항들이 도면에서 예시로써 도시되었고 본원에서 상세히 설명한다. 그러나, 본 개시내용의 측면들을 설명된 특정 실시예들로 한정하려는 것이 아님을 이해해야 한다. 반대로, 본 의도는 본 개시내용의 범위 내에 속하는 모든 변형, 균등물 및 대안을 다루기 위한 것이다.
Claims (20)
- 탄성화된 물질을 형성하기 위한 방법으로, 상기 방법은
상부 표면과 하부 표면을 갖는 제1 연속 기재 물질을 기계 방향으로 전진시키는 단계;
상부 표면 및 하부 표면을 갖는 제2 연속 기재 물질을 상기 기계 방향으로 전진시키는 단계;
탄성중합체 가닥을 신장된 상태에서 상기 기계 방향으로 전진시키는 단계로, 여기서 상기 탄성중합체 가닥은 상기 제1 연속 기재 물질의 하부 표면과 상기 제2 연속 기재 물질의 상부 표면 사이에 위치하는, 단계;
상기 제1 연속 기재 물질 및 상기 제2 연속 기재 물질을 그들 사이에 위치한 상기 탄성중합체 가닥과 함께 접합 장치로 전진시키고, 여기서 상기 접합 장치는
제1 접합 요소, 및
상기 제1 접합 요소에 근접하여 배치되며 상기 제1 접합 요소와 접합 닙을 형성하는 제2 접합 요소를 포함하는, 단계;
상기 탄성중합체 가닥을 교차 기계 방향으로 진동시키는 단계; 및
상기 제1 연속 기재 물질, 상기 제2 연속 기재 물질 및 상기 탄성중합체 가닥을 상기 접합 닙을 통해 전진시키고 상기 제1 연속 기재 물질을, 사이에 배치된 상기 탄성중합체 가닥과 함께 상기 제2 연속 기재 물질에 적어도 제1 접합부 및 제2 접합부로 접합시키는 단계를 포함하고,
여기서 상기 제1 접합부 및 상기 제2 접합부는 상기 탄성중합체 가닥의 대향 측면들에 배치되고 상기 탄성중합체 가닥의 인장되지 않은 직경보다 작은 거리만큼 이격되어 있고, 그리고
여기서 상기 제1 접합부 및 상기 제2 접합부는 아치형 방식으로 연장되는 상기 탄성중합체 가닥의 일부분을 따라 위치하는, 방법. - 제1항에 있어서, 상기 제2 접합 요소는 원주를 포함하는 외부 에지를 갖는 롤이고, 여기서 상기 제2 연속 기재 및 상기 탄성중합체 가닥은 상기 원주의 5% 내지 75%인 접촉 길이에 대해 상기 외부 에지를 따라 상기 제2 접합 요소와 접촉하는, 방법.
- 제1항에 있어서, 상기 제2 접합 요소는 원주를 포함하는 외부 에지를 갖는 롤이고, 여기서 상기 제2 연속 기재 및 상기 탄성중합체 가닥은 상기 원주의 15% 내지 50%인 접촉 길이에 대해 상기 외부 에지를 따라 상기 제2 접합 요소와 접촉하는, 방법.
- 제2항에 있어서, 상기 제1 연속 기재 물질은 상기 원주의 5% 내지 75%인 접촉 길이에 대해 상기 외부 에지를 따라 상기 제2 접합 요소와 접촉하는, 방법.
- 제1항에 있어서, 상기 제1 연속 기재 물질을, 사이에 배치된 상기 탄성중합체 가닥과 함께 상기 제2 연속 기재 물질에 접합하는 단계는,
상기 탄성중합체 가닥의 대향 측면들에 배치된 제3 접합부 및 제4 접합부를 형성하는 단계를 더 포함하고,
여기서 상기 제3 접합부 및 상기 제4 접합부는 상기 탄성중합체 가닥의 인장되지 않은 직경보다 작은 거리만큼 이격되어 있고, 그리고
여기서 상기 제3 접합부 및 상기 제4 접합부는 직선형 방식으로 연장되는 상기 탄성중합체 가닥의 일부분을 따라 위치하는, 방법. - 제1항에 있어서, 상기 방법은 상기 제1 연속 기재 물질과 상기 제2 연속 기재 물질 사이에 접착제를 적용하는 단계를 포함하지 않는, 방법.
- 제1항에 있어서, 상기 제1 접합부 및 상기 제2 접합부는 압력 접합에 의해 형성되는, 방법.
- 제1항에 있어서, 상기 제1 접합부 및 상기 제2 접합부는 초음파 접합에 의해 형성되는, 방법.
- 탄성화된 물질을 형성하기 위한 방법으로, 상기 방법은
상부 표면과 하부 표면을 갖는 제1 연속 기재 물질을 기계 방향으로 전진시키는 단계;
상부 표면 및 하부 표면을 갖는 제2 연속 기재 물질을 상기 기계 방향으로 전진시키는 단계;
탄성중합체 가닥을 신장된 상태에서 상기 기계 방향으로 전진시키는 단계로, 여기서 상기 탄성중합체 가닥은 상기 제1 연속 기재 물질의 하부 표면과 상기 제2 연속 기재 물질의 상부 표면 사이에 위치하는, 단계;
상기 제1 연속 기재 물질 및 상기 제2 연속 기재 물질을 그들 사이에 위치한 상기 탄성중합체 가닥과 함께 접합 장치로 전진시키고, 여기서 상기 접합 장치는
제1 접합 요소,
상기 제1 접합 요소에 근접하여 배치되며 상기 제1 접합 요소와 접합 닙을 형성하는 제2 접합 요소, 및
상기 제2 접합 요소에 근접하여 배치되며 상기 제2 접합 요소와 가이드 닙을 형성하는 가이드 요소를 포함하는, 단계;
상기 탄성중합체 가닥을 교차 기계 방향으로 진동시키는 단계;
상기 제2 연속 기재 및 상기 탄성중합체 가닥을 상기 가이드 닙을 통해 전진시켜서 상기 접합 닙 전에 상기 제2 연속 기재 및 상기 탄성중합체가 상기 제2 접합 요소와 접촉하게 하는 단계; 및
상기 제1 연속 기재 물질, 상기 제2 연속 기재 물질 및 상기 탄성중합체 가닥을 상기 접합 닙을 통해 전진시키고 상기 제1 연속 기재 물질을, 사이에 배치된 상기 탄성중합체 가닥과 함께 상기 제2 연속 기재 물질에 적어도 제1 접합부 및 제2 접합부로 접합시키는 단계를 포함하고,
여기서 상기 제1 접합부 및 상기 제2 접합부는 상기 탄성중합체 가닥의 대향 측면들에 배치되고 상기 탄성중합체 가닥의 인장되지 않은 직경보다 작은 거리만큼 이격되어 있고, 그리고
여기서 상기 제1 접합부 및 상기 제2 접합부는 아치형 방식으로 연장되는 상기 탄성중합체 가닥의 일부분을 따라 위치하는, 방법. - 제9항에 있어서, 상기 제2 접합 요소는 원주를 포함하는 외부 에지를 갖는 롤이고, 여기서 상기 가이드 닙은, 상기 접합 닙과 상기 가이드 닙 사이의 거리가, 상기 제2 접합 요소의 외부 에지를 따라, 상기 원주의 5% 내지 75%가 되도록 배치되는, 방법.
- 제9항에 있어서, 상기 제2 접합 요소는 원주를 포함하는 외부 에지를 갖는 롤이고, 여기서 상기 가이드 닙은, 상기 접합 닙과 상기 가이드 닙 사이의 거리가, 상기 제2 접합 요소의 외부 에지를 따라, 상기 원주의 15% 내지 50%가 되도록 배치되는, 방법.
- 제9항에 있어서, 상기 제2 연속 기재 물질 및 상기 제1 연속 기재 물질과 함께 상기 가이드 닙을 통해 상기 제1 연속 기재 물질을 전진시키는 단계를 더 포함하는, 방법.
- 제9항에 있어서, 상기 제1 연속 기재 물질을, 사이에 배치된 상기 탄성중합체 가닥과 함께 상기 제2 연속 기재 물질에 접합하는 단계는,
상기 탄성중합체 가닥의 대향 측면들에 배치된 제3 접합부 및 제4 접합부를 형성하는 단계를 더 포함하고,
여기서 상기 제3 접합부 및 상기 제4 접합부는 상기 탄성중합체 가닥의 인장되지 않은 직경보다 작은 거리만큼 이격되어 있고, 그리고
여기서 상기 제3 접합부 및 상기 제4 접합부는 직선형 방식으로 연장되는 상기 탄성중합체 가닥의 일부분을 따라 위치하는, 방법. - 제9항에 있어서, 상기 방법은 상기 제1 연속 기재 물질과 상기 제2 연속 기재 물질 사이에 접착제를 적용하는 단계를 포함하지 않는, 방법.
- 제9항에 있어서, 상기 제1 접합 요소 및 상기 제2 접합 요소 중 적어도 하나는 롤을 포함하는, 방법.
- 탄성화된 물질로,
제1 기재층;
제2 기재층;
상기 제1 기재층과 상기 제2 기재층 사이에 배치된 탄성중합체 가닥; 및
상기 제1 기재층을 상기 제2 기재층에 접합하는 복수의 접합부를 포함하고,
여기서 상기 탄성중합체 가닥은 적어도 하나의 직선 부분 및 적어도 하나의 아치형 부분을 포함하고,
여기서 상기 복수의 접합부는 제1 접합부 및 제2 접합부를 포함하고, 상기 제1 접합부 및 상기 제2 접합부는 상기 탄성중합체 가닥의 대향 측면들에 배치되고 상기 탄성중합체 가닥의 인장되지 않은 직경보다 작은 거리만큼 이격되어 있고, 그리고
여기서 상기 제1 접합부 및 상기 제2 접합부는 상기 탄성중합체 가닥의 아치형 부분을 따라 위치하는, 탄성화된 물질. - 제16항에 있어서,
상기 복수의 접합부는 제3 접합부 및 제4 접합부를 더 포함하고, 상기 제3 접합부와 상기 제2 접합부는 상기 탄성중합체 가닥의 대향 측면들에 배치되고,
여기서 상기 제3 접합부 및 상기 제4 접합부는 상기 탄성중합체 가닥의 인장되지 않은 직경보다 작은 거리만큼 이격되어 있고, 그리고
여기서 상기 제3 접합부 및 상기 제4 접합부는 상기 탄성중합체 가닥의 적어도 하나의 직선 부분을 따라 위치하는, 탄성화된 물질. - 제16항에 있어서, 상기 물질은 접착제를 포함하지 않는, 탄성화된 물질.
- 제16항에 있어서, 상기 복수의 접합부는 길이방향으로 인접한 접합부 열들 사이에서 연장되는 복수의 비-접합 채널을 형성하는 접합부 열에 배치되고, 여기서 상기 탄성중합체 가닥의 아치형 부분은 상기 복수의 비-접합 채널 중 다수 사이에서 연장되는, 탄성화된 물질.
- 제16항에 있어서, 상기 복수의 접합부는 길이방향으로 인접한 접합부 열들 사이에서 연장되는 복수의 비-접합 채널을 형성하는 접합부 열에 배치되고, 여기서 상기 복수의 접합부의 일부분은 아치형 형상을 갖는 비-접합 채널을 형성하고, 여기서 상기 탄성중합체 가닥의 아치형 부분은 아치형 비-접합 채널을 통해 연장되는, 탄성화된 물질.
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