KR937000050A - Absorbing member containing cross-linked aggregates between particles - Google Patents

Absorbing member containing cross-linked aggregates between particles

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Publication number
KR937000050A
KR937000050A KR1019920702405A KR920702405A KR937000050A KR 937000050 A KR937000050 A KR 937000050A KR 1019920702405 A KR1019920702405 A KR 1019920702405A KR 920702405 A KR920702405 A KR 920702405A KR 937000050 A KR937000050 A KR 937000050A
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KR
South Korea
Prior art keywords
absorbent
absorbent member
polymer composition
precursor particles
compounds
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Application number
KR1019920702405A
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Korean (ko)
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KR100348934B1 (en
Inventor
캐롤 로이 도날드
헨리 라만 프랭크
존 버그 챨스
Original Assignee
제이코버스 코넬리스 레이서
더 프록터 앤드 갬블 캄파니
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Priority claimed from US07/503,501 external-priority patent/US5149334A/en
Priority claimed from US07/503,500 external-priority patent/US5180622A/en
Application filed by 제이코버스 코넬리스 레이서, 더 프록터 앤드 갬블 캄파니 filed Critical 제이코버스 코넬리스 레이서
Publication of KR937000050A publication Critical patent/KR937000050A/en
Application granted granted Critical
Publication of KR100348934B1 publication Critical patent/KR100348934B1/en

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Abstract

내용 없음.No content.

Description

입자간 가교결합 응집체를 함유하는 흡수 부재Absorbing member containing cross-linked aggregates between particles

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 하부 흡수 코어(본 발명의 흡수부재의 양태)를 더욱 명확히 나타내기 위해 상부 시이트의 대부분이 절단된 본 발명의 1회용 기저귀 양태의 평면도이다.1 is a plan view of the disposable diaper embodiment of the present invention in which a majority of the upper sheet is cut to more clearly show the lower absorbent core of the present invention (an aspect of the absorbent member of the present invention).

제2도는 제1도의 절취선 2-2를 따라서 취한 1회용 기저귀의 흡수 코어만을 나타낸 측면도이다.FIG. 2 is a side view showing only the absorbent core of the disposable diaper taken along cut line 2-2 of FIG.

제3도는 제1도의 절취선 3-3을 따라서 취한 1회용 기저귀의 흡수코어만을 나타낸 측면도이다.3 is a side view showing only the absorbent core of the disposable diaper taken along the cut line 3-3 of FIG.

제4도는 제1도에 나타낸 1회용 기저귀에서 흡수 코어로서 사용된 본 발명의 흡수 부재의 투시도이다.4 is a perspective view of the absorbent member of the present invention used as the absorbent core in the disposable diaper shown in FIG.

제5도는 본 발명의 층으로 된 흡수 부재(적층체)를 나타내는 단편적인 확대단면도이다.5 is a fragmentary enlarged cross-sectional view showing an absorbent member (laminate) in a layer of the present invention.

Claims (12)

미립상 흡수성 중합체 조성물이 (i) 실질적으로 수불용성인 흡수성 하이드로겔-형성 중합체 물질의 전구체 입자, 및 (ii) 상기 전구체 입자의 중합체 물질과 반응하여 상기 전구체 입자들 사이에 공유 가교결합을 형성하는 입자간 가교결합w[를 포함한 입자간 가교결합 응집체들을 포함하며, 상기 입자간가교결합 응집체가 상기 중합체 조성물이 상기 전구체 입자의 매스 평균 입자크기보다 최소한 25% 이상 더 큰 매스 평균 입자크기를 갖도록 하는 양으로 상기 중합체 조성물에 존재함을 특징으로 하는, 섬유물질 및 미립상 흡수성 중합체 조성물의 혼합물을 포함하는 흡수부재.The particulate absorbent polymer composition reacts with (i) precursor particles of a substantially water-insoluble absorbent hydrogel-forming polymer material, and (ii) polymer material of the precursor particles to form covalent crosslinks between the precursor particles. Interparticle crosslinked aggregates comprising interparticle crosslinks w [, wherein the interparticle crosslinked aggregates cause the polymer composition to have a mass average particle size at least 25% greater than the mass average particle size of the precursor particles. An absorbent member comprising a mixture of fibrous material and particulate absorbent polymer composition, characterized in that it is present in the polymer composition in an amount. 제1항에 있어서, 상기 섬유 물질이 친수성 섬유 물질, 바람직하게는 목재 펄프 섬유를 포함하는 것을 특징으로 하는 흡수부재.2. An absorbent member according to claim 1 wherein the fiber material comprises a hydrophilic fiber material, preferably wood pulp fibers. 제1항 또는 제2항에 있어서, 상기 섬유/중합체 조성물의 중량비가 약 95 : 5 내지 25 : 75임을 특징으로 하는 흡수부재.The absorbent member of claim 1 or 2, wherein the weight ratio of the fiber / polymer composition is about 95: 5 to 25: 75. 제1항 내지 제3항중 어느 한 항에 있어서, 상기 전구체 입자의 실질적으로 수불용성인 흡수성 하이드로겔-형성 중합체 물질이 가수분해된 전분-아크릴로니트릴 그라프트 공중합체, 부분적으로 중화된 전분-아크릴로 니트릴 그라프트 공중gkq체, 전분-아크릴산 그라프트 공중합체, 부분적으로 중화된 전분-아크릴산 그라프트 공중합체, 비누화된 비닐 아세테이트-아크릴산 공중합체, 가수분해된 아크릴로니트릴 또는 아크릴아미드 공중합체, 전술한임의의 공중합체의 약간 가교결합된 망상구조의 생성물, 부분적으로 중화된 폴리 아크린산, 및 부분적으로 중화된 폴리아크릴산의 약간 가교 결합된 망상구조의 생성물로 이루어진 군으로부터 선택됨을 특징으로 하는 흡수부재.The starch-acrylonitrile graft copolymer, partially neutralized starch-acrylic, according to claim 1, wherein the substantially water-insoluble absorbent hydrogel-forming polymer material of the precursor particles is hydrolyzed. Ronitrile graft copolymer, starch-acrylic acid graft copolymer, partially neutralized starch-acrylic acid graft copolymer, saponified vinyl acetate-acrylic acid copolymer, hydrolyzed acrylonitrile or acrylamide copolymer, tactical Absorption, characterized in that the product is selected from the group consisting of a slightly crosslinked network product of an arbitrary copolymer, a partially crosslinked network product of partially neutralized polyacrylic acid, and a partially neutralized polyacrylic acid. absence. 제1항 내지 제4항중 어느 한 항에 있어서, 상기 입자간 가요결합제가 다가 알콜 화합물, 폴리글리시딜 에테르 화합물, 다작용성 아지리딘 화합물, 다작용성아민 화합물및 다작용성 이소시아네이트 화합물로 이루어진 군으로부터 선택됨을 특징으로 하는 흡수부재.The method according to any one of claims 1 to 4, wherein the interparticle flexible binder is selected from the group consisting of polyhydric alcohol compounds, polyglycidyl ether compounds, polyfunctional aziridine compounds, polyfunctional amine compounds and polyfunctional isocyanate compounds. Absorbing member characterized in that. 제1항 내지 제5항중 어느 한 항에 있어서, 저장대역보다 단위면적당 더 낮은 평균밀도 및 더 낮은 평균 기본 중량을 갖는 수용대역, 및 액체가 상기 수용대역의 측면지역의 최소한 일부와 연통되도록 상기 수용대역 둘레의 측면을 최소한 부분적으로 에워싸고 있는 저장대역을 부가적으로 포함함을 특징으로 하는 흡수부재.The receiving zone according to any one of claims 1 to 5, wherein the receiving zone has a lower average density and lower average basis weight per unit area than the storage zone, and the accommodation such that the liquid communicates with at least a portion of the side region of the receiving zone. And additionally including a storage zone at least partially surrounding a side circumference of the zone. 제1항 내지 제6항중 어느 한 항에 있어서, 상기 흡부재상에서 병렬배치되어 있고 바람직하게는 친수성 섬유 물질로 필수적으로 이루어진 흡수성 수용층을 부가적으로 포함함을 특징으로 하는 흡수부재.7. An absorbent member according to any one of the preceding claims, further comprising an absorbent receiving layer arranged in parallel on said absorbent member, preferably consisting essentially of a hydrophilic fibrous material. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 중합체 조성물이 흡수부재 전체에 균일하게 분산되어 있음을 특징으로 하는 흡수부재.The absorbent member according to any one of claims 1 to 7, wherein the polymer composition is uniformly dispersed throughout the absorbent member. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 중합체 조성물이 흡수부재의 두께의 최소한 일부를 통해 정구배(positive gradient)로 분산되어 있음을 특징으로 하는 흡수부재.8. An absorbent member according to any one of the preceding claims wherein the polymer composition is dispersed in a positive gradient through at least a portion of the thickness of the absorbent member. 제1항에 내지 제9항중 어느 한 항에 있어서, a) 최상부 웹 1개, 최하부 웹 1개, 중간웹 n-2개, 및 인접한 웹들중 2개의 대향된 인접 접촉면의 계면 n-1개가 되도록 층상화된 섬유상 물질의 웹 n개(여기서, n은 2이상의 정수이다), 및 b) 하나이상의 상기 계면에서 층을 형성하는 미립상 흡수성 중합체 조성물을 포함함을 특징으로 하는 흡수부재.10. A method according to any one of claims 1 to 9, characterized in that: a) the interface n-1 of one top web, one bottom web, n-2 intermediate webs, and two opposing adjacent contact surfaces of adjacent webs. N webs of layered fibrous material, where n is an integer of at least 2, and b) at least one particulate absorbent polymer composition forming a layer at said interface. 제10항에 있어서, n이 2이며, 상기 웹들의 가장자리가 층상화된 흡수부재의 둘레 주위에 함께 결합되어 있는 층상화된 흡수부재.The layered absorbent member of claim 10 wherein n is 2 and the edges of the webs are joined together around the perimeter of the layered absorbent member. 액체 투과성 상부시이트, 상기 상부시이트와 결합되어 있는 액체 불투과성 배면사이트 및 상기 상부시이트와 배면 시이트 사이에 위치되어 있고 제1항 내지 제11항중 어느 한 항에 따른 흡수부재를 포함한 흡수코어를 포함하는 흡수제품.12. A liquid permeable top sheet, a liquid impermeable back site coupled to the top sheet, and an absorbent core positioned between the top sheet and the back sheet and comprising an absorbent member according to any one of claims 1 to 11. Absorbent products. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920702405A 1990-04-02 1991-03-25 Absorption member containing cross-linked aggregates between particles KR100348934B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/503,501 US5149334A (en) 1990-04-02 1990-04-02 Absorbent articles containing interparticle crosslinked aggregates
US503,501 1990-04-02
US07/503,500 US5180622A (en) 1990-04-02 1990-04-02 Absorbent members containing interparticle crosslinked aggregates
US503,500 1990-04-02

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KR937000050A true KR937000050A (en) 1993-03-13
KR100348934B1 KR100348934B1 (en) 2003-10-11

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JP (1) JP3386074B2 (en)
KR (1) KR100348934B1 (en)
CN (1) CN1060961C (en)
AT (1) ATE183071T1 (en)
AU (1) AU656133B2 (en)
BR (1) BR9106302A (en)
CA (1) CA2078239C (en)
DE (1) DE69131524T2 (en)
ES (1) ES2134195T3 (en)
FI (1) FI924390A0 (en)
HK (1) HK1012898A1 (en)
HU (1) HUT63952A (en)
IE (1) IE911053A1 (en)
MA (1) MA22103A1 (en)
MY (1) MY108625A (en)
NZ (1) NZ237619A (en)
PL (1) PL167130B1 (en)
RU (1) RU2103970C1 (en)
WO (1) WO1991015177A1 (en)

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