KR102011926B1 - 고흡수성 수지 및 이의 제조 방법 - Google Patents
고흡수성 수지 및 이의 제조 방법 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 일 구현예에 따른 겔 베드 투과율 (GBP, Gel Bed Permeability) 측정 장치의 일례를 나타낸 모식도이며, 도 3과 도 4는 각각 겔 베드 투과율 측정 실리더와 메쉬 배치의 일례를 나탄낸 모식도이다.
도 5는, 본 발명의 일 구현예에 따른 Suction Power의 측정 장치의 일례를 나타낸 것이다.
| Silica (wt%) |
GBP (darcy) |
0.9AUL (g/g) |
S.P (g/g) |
Silica (wt%) |
GBP (darcy) |
0.9AUL (g/g) |
S.P (g/g) |
||
| 실시예 1-1 | 0.06 | 45 | 21.9 | 15.9 | 비교예 1-1 | 0.06 | 22 | 21.4 | 14.5 |
| 실시예 1-2 | 0.08 | 46 | 18.7 | 14.1 | 비교예 1-2 | 0.08 | 31 | 18.9 | 14.0 |
| 실시예 1-3 | 0.10 | 48 | 18.5 | 14.2 | 비교예 1-3 | 0.10 | 34 | 17.3 | 13.9 |
| 실시예 1-4 | 0.12 | 55 | 18.4 | 13.7 | |||||
| 실시예 1-5 | 0.14 | 57 | 17.7 | 13.6 | |||||
| 실시예 1-6 | 0.16 | 61 | 17.3 | 13.4 |
| Silica (wt%) |
GBP (darcy) |
0.9AUL (g/g) |
S.P (g/g) |
Silica (wt%) |
GBP (darcy) |
0.9AUL (g/g) |
S.P (g/g) |
||
| 실시예 2-1 | 0.02 | 41 | 21.9 | 16.2 | 비교예 2-1 | 0.02 | 23 | 22.0 | 14.5 |
| 실시예 2-2 | 0.04 | 64 | 21.2 | 14.8 | 비교예 2-2 | 0.04 | 36 | 21.9 | 14.0 |
| 실시예 2-3 | 0.06 | 88 | 20.6 | 14.5 | |||||
| 실시예 2-4 | 0.08 | 92 | 19.7 | 14.1 | |||||
| 실시예 2-5 | 0.10 | 115 | 19.0 | 13.9 | |||||
| 실시예 2-6 | 0.12 | 125 | 19.1 | 13.5 |
Claims (12)
2) 상기 함수겔상 중합체를 건조하는 단계,
3) 상기 건조된 중합체를 분쇄하는 단계, 및
4) 상기 분쇄된 중합체를 2개 이상의 에폭시 고리를 가지는 화합물과 170 내지 250℃에서 50분 이상 반응시켜 표면 가교 반응하는 단계를 포함하고,
상기 함수겔상 중합체의 형성은 내부 가교제인 폴리에틸렌글리콜 디아크릴레이트(PEGDA)의 존재 하에 수행되고,
상기 표면 가교 반응은 실리카를 함께 사용하여 수행하는 것을 특징으로 하는 고흡수성 수지의 제조방법에 있어서,
상기 고흡수성 수지는 산성기를 포함하고 상기 산성기의 적어도 일부가 중화된 수용성 에틸렌계 불포화 단량체의 가교 중합체를 포함한 베이스 수지와, 상기 베이스 수지 상에 형성되어 있고, 상기 베이스 수지가 추가 가교된 중합체를 포함한 표면 가교층을 포함하고,
상기 고흡수성 수지 1 g이 5분 동안 흡수한 염수량(suction power)이 13 mL/g 이상이고,
상기 고흡수성 수지의 겔 베드 투과율(GBP)이 41 darcy 이상인,
고흡수성 수지의 제조방법.
상기 고흡수성 수지의 0.9 psi의 가압 흡수능(AUL)이 17.3 g/g 이상인,
고흡수성 수지의 제조방법.
상기 수용성 에틸렌계 불포화 단량체는 하기 화학식 1로 표시되는 화합물인 것을 특징으로 하는,
고흡수성 수지의 제조방법:
[화학식 1]
R1-COOM1
상기 화학식 1에서,
R1는 불포화 결합을 포함하는 탄소수 2 내지 5의 알킬 그룹이고,
M1는 수소원자, 1가 또는 2가 금속, 암모늄기 또는 유기 아민염이다.
상기 수용성 에틸렌계 불포화 단량체는 아크릴산, 메타아크릴산, 무수말레인산, 푸말산, 크로톤산, 이타콘산, 2-아크릴로일에탄 술폰산, 2-메타아크릴로일에탄술폰산, 2-(메타)아크릴로일프로판술폰산, 또는 2-(메타)아크릴아미드-2-메틸 프로판 술폰산의 음이온성 단량체와 이의 염; (메타)아크릴아미드, N-치환(메타)아크릴레이트, 2-히드록시에틸(메타)아크릴레이트, 2-히드록시프로필(메타)아크릴레이트, 메톡시폴리에틸렌글리콜(메타)아크릴레이트 또는 폴리에틸렌 글리콜(메타)아크릴레이트의 비이온계 친수성 함유 단량체; 및 (N,N)-디메틸아미노에틸(메타)아크릴레이트 또는 (N,N)-디메틸아미노프로필(메타)아크릴아미드의 아미노기 함유 불포화 단량체와 그의 4급화물;로 이루어진 군에서 선택된 1종 이상을 포함하는 것을 특징으로 하는,
고흡수성 수지의 제조방법.
상기 함수겔상 중합체의 건조 단계 전에, 함수겔상 중합체를 2 내지 10 mm의 입경으로 분쇄하는 단계를 더 포함하는,
고흡수성 수지의 제조 방법.
상기 건조된 중합체의 분쇄는 분쇄된 중합체의 입경이 150 내지 850 ㎛가 되도록 수행되는,
고흡수성 수지의 제조 방법.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202015009622.0U DE202015009622U1 (de) | 2014-12-22 | 2015-11-24 | Superabsorberpolymer |
| PCT/KR2015/012664 WO2016104962A1 (ko) | 2014-12-22 | 2015-11-24 | 고흡수성 수지 및 이의 제조 방법 |
| CN201580003275.3A CN105934451B (zh) | 2014-12-22 | 2015-11-24 | 超吸收性聚合物及其制备方法 |
| EP15864314.8A EP3075760A4 (en) | 2014-12-22 | 2015-11-24 | Superabsorbent polymer and preparation method therefor |
| US15/104,485 US9901904B2 (en) | 2014-12-22 | 2015-11-24 | Superabsorbent polymer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140186252 | 2014-12-22 | ||
| KR20140186252 | 2014-12-22 |
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| Publication Number | Publication Date |
|---|---|
| KR20160076422A KR20160076422A (ko) | 2016-06-30 |
| KR102011926B1 true KR102011926B1 (ko) | 2019-08-20 |
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|---|---|
| US (1) | US9901904B2 (ko) |
| EP (1) | EP3075760A4 (ko) |
| KR (1) | KR102011926B1 (ko) |
| CN (1) | CN105934451B (ko) |
| DE (1) | DE202015009622U1 (ko) |
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| KR102077816B1 (ko) | 2016-10-12 | 2020-02-14 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| KR102086053B1 (ko) | 2016-12-13 | 2020-03-06 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| KR20180067940A (ko) | 2016-12-13 | 2018-06-21 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| KR102162500B1 (ko) * | 2016-12-13 | 2020-10-06 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| KR102093352B1 (ko) * | 2016-12-19 | 2020-03-25 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
| KR102418916B1 (ko) * | 2017-09-05 | 2022-07-07 | 주식회사 엘지화학 | 고흡수성 수지 |
| KR102417078B1 (ko) * | 2017-09-05 | 2022-07-04 | 주식회사 엘지화학 | 고흡수성 수지 |
| KR102568226B1 (ko) | 2017-12-11 | 2023-08-18 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| KR102418591B1 (ko) | 2018-11-13 | 2022-07-07 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| KR102421375B1 (ko) * | 2019-01-11 | 2022-07-14 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
| KR102316433B1 (ko) * | 2019-05-07 | 2021-10-21 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 및 고흡수성 수지 |
| CN116478324B (zh) * | 2022-01-14 | 2025-12-30 | 万华化学集团股份有限公司 | 一种卡波姆及其制备方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995011932A1 (en) * | 1993-10-27 | 1995-05-04 | Allied Colloids Limited | Superabsorbent polymers and products containing them |
| US20100247916A1 (en) | 2009-03-24 | 2010-09-30 | Basf Se | Process for Producing Surface Postcrosslinked Water-Absorbing Polymer Particles |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56161408A (en) | 1980-05-19 | 1981-12-11 | Kao Corp | Production of water-absorbing resin |
| JPS57158209A (en) | 1981-03-25 | 1982-09-30 | Kao Corp | Production of bead-form highly water-absorbing polymer |
| JPS57198714A (en) | 1981-05-29 | 1982-12-06 | Sumitomo Chem Co Ltd | Production of hydrogel |
| US5149335A (en) | 1990-02-23 | 1992-09-22 | Kimberly-Clark Corporation | Absorbent structure |
| CA2038779A1 (en) | 1990-04-02 | 1991-10-03 | Takumi Hatsuda | Method for production of fluid stable aggregate |
| JP2675729B2 (ja) | 1992-12-16 | 1997-11-12 | 株式会社日本触媒 | 吸水性樹脂の製造方法 |
| US5610208A (en) * | 1994-02-17 | 1997-03-11 | Nippon Shokubai Co., Ltd. | Water-absorbent agent, method for production thereof, and water-absorbent composition |
| KR0182223B1 (ko) | 1996-03-21 | 1999-04-01 | 서상기 | 동-크롬-지르코늄-마그네슘-미쉬메탈 합금과 이 합금의 가공열처리방법 |
| US7169843B2 (en) | 2003-04-25 | 2007-01-30 | Stockhausen, Inc. | Superabsorbent polymer with high permeability |
| US7696401B2 (en) | 2003-07-31 | 2010-04-13 | Evonik Stockhausen, Inc. | Absorbent materials and absorbent articles incorporating such absorbent materials |
| US7179851B2 (en) | 2003-09-05 | 2007-02-20 | Kimberly-Clark Worldwide, Inc. | Damage-resistant superabsorbent materials |
| US20080058747A1 (en) | 2006-08-31 | 2008-03-06 | Arvinder Pal Singh Kainth | Absorbent articles comprising superabsorbent polymers having superior properties |
| JP5448699B2 (ja) | 2008-10-14 | 2014-03-19 | Sdpグローバル株式会社 | 吸収性樹脂粒子、この製造方法、これを含む吸収体及び吸収性物品 |
| US7910688B2 (en) | 2008-10-22 | 2011-03-22 | Evonik Stockhausen Inc. | Recycling superabsorbent polymer fines |
| US8623994B2 (en) | 2010-01-20 | 2014-01-07 | Nippon Shokubai, Co., Ltd. | Method for producing water absorbent resin |
| US8623783B2 (en) | 2010-02-08 | 2014-01-07 | Lg Chem, Ltd. | Absorbent resin surface-modified with cationic polymer compound |
| US9272068B2 (en) | 2010-03-12 | 2016-03-01 | Nippon Shokubai Co., Ltd. | Process for producing water-absorbing resin |
| KR20110111943A (ko) | 2010-04-06 | 2011-10-12 | 주식회사 엘지화학 | 표면개질된 흡수성수지 |
| US8420567B1 (en) | 2011-12-30 | 2013-04-16 | Evonik Stockhausen, Llc | Process for superabsorbent polymer and crosslinker composition |
| WO2013101197A1 (en) | 2011-12-30 | 2013-07-04 | Evonik Stockhausen, Llc | Superabsorbent polymer with crosslinker |
| WO2013122246A1 (ja) | 2012-02-17 | 2013-08-22 | 株式会社日本触媒 | ポリアクリル酸(塩)系吸水性樹脂およびその製造方法 |
| WO2013156330A1 (en) | 2012-04-17 | 2013-10-24 | Basf Se | Process for producing surface postcrosslinked water-absorbing polymer particles |
| WO2014077517A1 (ko) * | 2012-11-15 | 2014-05-22 | 주식회사 엘지화학 | 고흡수성 수지 |
| EP2837650A4 (en) * | 2012-11-15 | 2015-10-07 | Lg Chemical Ltd | PROCESS FOR PRODUCING SUPERABSORBENT POLYMER |
-
2015
- 2015-10-07 KR KR1020150140933A patent/KR102011926B1/ko active Active
- 2015-11-24 CN CN201580003275.3A patent/CN105934451B/zh active Active
- 2015-11-24 US US15/104,485 patent/US9901904B2/en active Active
- 2015-11-24 EP EP15864314.8A patent/EP3075760A4/en not_active Withdrawn
- 2015-11-24 DE DE202015009622.0U patent/DE202015009622U1/de not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995011932A1 (en) * | 1993-10-27 | 1995-05-04 | Allied Colloids Limited | Superabsorbent polymers and products containing them |
| US20100247916A1 (en) | 2009-03-24 | 2010-09-30 | Basf Se | Process for Producing Surface Postcrosslinked Water-Absorbing Polymer Particles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105934451B (zh) | 2019-03-19 |
| DE202015009622U1 (de) | 2018-10-25 |
| EP3075760A4 (en) | 2017-08-02 |
| KR20160076422A (ko) | 2016-06-30 |
| US9901904B2 (en) | 2018-02-27 |
| CN105934451A (zh) | 2016-09-07 |
| EP3075760A1 (en) | 2016-10-05 |
| US20160361703A1 (en) | 2016-12-15 |
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