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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 45. Отображено 45.
04-05-2018 дата публикации

고흡수성 수지의 제조 방법

Номер: KR0101855351B1
Автор: 이수진, 남혜미, 이상기, 황민호, 장태환
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지의 제조 방법에 관한 것으로, 상기 고흡수성 수지의 제조 방법은 우수한 겔 강도를 나타내면서도 다공성 구조를 가져 뛰어난 흡수 속도를 나타내는 고흡수성 수지를 제공할 수 있다. 이러한 고흡수성 수지는 보수능, 가압 흡수능 및 통액성 등의 물성이 모두 뛰어난 특징을 나타낼 수 있다.

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Номер записи: 1
07-08-2017 дата публикации

METHOD FOR PRODUCING HIGHLY ABSORPTIVE RESIN

Номер: KR1020170090185A
Автор: HWANG, MIN HO, LEE, SANG GI, NAM, HYE MI, LEE, SOO JIN, JANG, TAE HWAN
Принадлежит:

The present invention relates to a method for producing a highly absorptive resin. The production method enables formation of pore structures suitable to the highly absorptive resin through regulation of a time from a moment of addition for a foaming agent until initiation of a polymerization reaction. The highly absorptive resin produced by the production method exhibits outstanding absorbance performance and remarkably enhanced absorption rate. COPYRIGHT KIPO 2017 ...

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Номер записи: 2
20-04-2018 дата публикации

HIGH ABSORBENT RESIN AND PRODUCTION METHOD THEREOF

Номер: KR1020180040404A
Автор: NAM, HYE MI, LEE, SANG GI, HWANG, MIN HO, LEE, SOO JIN, HAN, CHANG SUN
Принадлежит:

The present invention relates to a high absorbent resin and a production method thereof. The high absorbent resin exhibits excellent absorptiveness even in swollen state and also exhibits excellent rewetting inhibitory effect. Accordingly, it is possible to provide sanitary materials such as diapers or sanitary napkins, leaving soft and fresh feeling even after body fluid is released by using the high absorbent resin. COPYRIGHT KIPO 2018 ...

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Номер записи: 3
28-01-2019 дата публикации

고흡수성 수지 및 이의 제조 방법

Номер: KR0101943031B1
Автор: 이상기, 남혜미, 황민호, 이수진, 장태환
Принадлежит: 주식회사 엘지화학

... 본 발명은 흡수 속도 및 가압하 흡수력이 우수하고 Rewet 특성이 우수한 고흡수성 수지 및 이의 제조 방법에 관한 것이다.

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Номер записи: 4
14-05-2018 дата публикации

SUPERABSORBENT RESIN AND PRODUCTION METHOD THEREOF

Номер: KR1020180050145A
Автор: LEE, SOO JIN, LEE, SANG GI, NAM, HYE MI, HWANG, MIN HO, HAN, CHANG SUN
Принадлежит:

The present invention relates to a superabsorbent resin and a production method thereof. Since a brine is less likely to remain in a gap between swollen gel particles, the superabsorbent resin effectively prevents rewetting after absorption of liquid. Accordingly, by using the superabsorbent resin, it is possible to produce sanitary materials such as diapers or sanitary napkins, capable of securing soft texture even after body fluid is released. COPYRIGHT KIPO 2018 ...

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Номер записи: 5
11-05-2018 дата публикации

SUPERABSORBENT POLYMER AND PREPARATION METHOD THEREFOR

Номер: WO2018084392A1
Автор: LEE, Soo Jin, LEE, Sang Gi, NAM, Hye Mi, HWANG, Min Ho, HAN, Chang Sun
Принадлежит:

The present invention relates to a superabsorbent polymer and a preparation method therefor. The superabsorbent polymer can effectively prevent a rewetting phenomenon after liquid is absorbed since it is difficult for saline to remain in pores between swollen gel particles. Therefore, a sanitary material such as a diaper or a sanitary napkin, which can provide a dry feeling even after a body fluid is discharged, can be provided using the superabsorbent polymer.

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Номер записи: 6
02-06-2016 дата публикации

SUPERABSORBENT POLYMER HAVING FAST ABSORPTION RATE UNDER LOAD AND PREPARATION METHOD THEREFOR

Номер: WO2016085294A1
Автор: LEE, Sang Gi, LEE, Soo Jin, NAM, Hye Mi, HWANG, Min Ho
Принадлежит:

The present invention relates to a superabsorbent polymer and a preparation method therefor. According to the present invention, the absorption rate under load of the superabsorbent polymer can be increased without the deterioration of gel strength by using a low temperature foaming agent and a high temperature foaming agent together so as to control the size and distribution of pores inside a superabsorbent polymer.

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Номер записи: 7
07-06-2016 дата публикации

SUPERABSORBENT RESIN HAVING FAST ABSORPTION RATE UNDER PRESSURE AND PREPARATION METHOD THEREOF

Номер: KR1020160063956A
Автор: LEE, SANG GI, LEE, SOO JIN, NAM, HYE MI, HWANG, MIN HO
Принадлежит:

The present invention relates to a superabsorbent resin, and a preparation method thereof. The superabsorbent resin according to the present invention uses a low-temperature foaming agent and a high-temperature foaming agent at the same time, and can enhance absorption rate under pressure without degradation of gel strength by adjusting the size and distribution of pores in the superabsorbent resin. The superabsorbent resin comprises: a cross-linked polymer formed by polymerizing and inter-bridging a monomer composition including an acrylic monomer having at least partially polymerized acidic group; and a surface cross-linking layer formed on the surface of the cross-linked polymer. COPYRIGHT KIPO 2016 ...

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Номер записи: 8
02-06-2016 дата публикации

SUPERABSORBENT POLYMER AND PREPARATION METHOD THEREFOR

Номер: WO2016085163A1
Автор: NAM, Hye Mi, LEE, Sang Gi, JANG, Tae Hwan, HWANG, Min Ho, LEE, Soo Jin
Принадлежит:

The present invention relates to a superabsorbent polymer and a preparation method therefor. According to the present invention, the superabsorbent polymer with improved centrifuge retention capacity (CRC) and absorption under load (AUL) can be prepared by controlling the shape and size of chopper die holes when a hydrogel-phase polymer is coarsely pulverized.

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Номер записи: 9
12-10-2017 дата публикации

SUPERABSORBENT RESIN AND PREPARING METHOD THEREOF

Номер: KR1020170112877A
Автор: HWANG, MIN HO, NAM, HYE MI, LEE, SANG GI, LEE, SOO JIN, JANG, TAE HWAN
Принадлежит:

The present invention relates to a superabsorbent resin, which has excellent liquid-permeability and absorption rate while minimizing a reduction rate in the pressure absorption capacity, and a preparing method thereof. According to an embodiment of the present invention, the superabsorbent resin preparing method includes the steps of: forming a hydrogel polymer by crosslinking a monomer mixture including a water-soluble and ethylene-based unsaturated monomer having at least partly neutralized acidic groups under the presence of the internal crosslinking agent; forming a hydrogel polymer; drying, grinding, and distributing the hydrogel polymer to form base resin powder; forming a surface crosslinking layer on the base resin powder by mixing a surface crosslinking liquid including a surface crosslinking agent and an inorganic substance; and adding a second inorganic substance to the base resin powder with the surface crosslinking layer formed thereon. COPYRIGHT KIPO 2017 ...

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Номер записи: 10
23-12-2015 дата публикации

PREPARATION METHOD OF SUPER ABSORBENT POLYMER AND SUPER ABSORBENT POLYMER PREPARED THEREFROM

Номер: KR1020150143167A
Автор: LEE, YONG HUN, HAN, CHANG SUN, NAM, HYE MI, RYU, DONG JO, LEE, HYE MIN
Принадлежит:

The present invention relates to a preparation method of a super absorbent polymer and a super absorbent polymer prepared therefrom. A preparation method of a super absorbent polymer, according to the present invention, is capable of manufacturing a super absorbent polymer with improved permeability while maintaining excellent absorbent properties such as retention capacity and absorbency under pressure, as well as improving productivity by having excellent operability during the manufacturing stage (particularly during the surface crosslinking stage of polymers) with little generation of coarse and fine particles. The preparation method of a super absorbent polymer comprises the steps of: forming a hydrogel polymer by thermal or photo-polymerizing a monomer composition including a water-soluble ethylene-based unsaturated monomer and an initiator; drying the hydrogel polymer; pulverizing the dried hydrogel polymer; and performing a surface crosslinking of the pulverized polymer and a surface ...

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Номер записи: 11
30-08-2017 дата публикации

가압하 흡수 속도가 빠른 고흡수성 수지 및 이의 제조 방법

Номер: KR0101769100B1
Автор: 이상기, 이수진, 남혜미, 황민호
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지 및 이의 제조방법에 관한 것으로, 본 발명에 따른 고흡수성 수지는, 저온 발포제와 고온 발포제를 함께 사용하여 고흡수성 수지 내부 기공의 크기 및 분포를 조절하여, 겔 강도의 저하 없이 가압 하에서의 흡수 속도를 높일 수 있다.

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Номер записи: 12
23-12-2016 дата публикации

SUPERABSORBENT POLYMER

Номер: KR1020160147520A
Автор: LEE, SANG GI, NAM, HYE MI, HWANG, MIN HO, LEE, SOO JIN, JANG, TAE HWAN
Принадлежит:

The present invention relates to a superabsorbent polymer. Among particles constituting the superabsorbent polymer, contents of each superabsorbent polymer particles having different surface morphology are optimized. Thus, the superabsorbent polymer has excellent absorbency and pressurized absorbency, and can effectively prevent re-wetting phenomenon. The superabsorbent polymer comprises: porous particles including a plurality of pores having an average pore diameter of 10 μm or more on the surface; secondary granule particles in a form of coagulating primary particles having an average pore diameter of 10-100 μm; and non-porous compact particles including 0-3 pores having an average pore diameter of 5 μm or more on the surface. The superabsorbent polymer comprises 15-85 wt% of the non-porous compact particles based on the total weight of the superabsorbent polymer. COPYRIGHT KIPO 2017 ...

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Номер записи: 13
03-08-2017 дата публикации

METHOD FOR PREPARING SUPERABSORBENT POLYMER

Номер: WO2017131291A1
Автор: HWANG, Min Ho, LEE, Sang Gi, NAM, Hye Mi, LEE, Soo Jin, JANG, Tae Hwan
Принадлежит:

The present invention relates to a method for preparing a superabsorbent polymer. The preparation method controls the time from the addition of a foaming agent to the initiation of a polymerization reaction, thereby enabling a pore structure appropriate for a superabsorbent polymer to be formed. A superabsorbent polymer produced through the preparation method can exhibit a remarkably improved absorption rate while exhibiting excellent absorption performance.

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Номер записи: 14
19-04-2018 дата публикации

SUPERABSORBENT POLYMER AND PREPARATION METHOD THEREFOR

Номер: WO2018070622A1
Автор: NAM, Hye Mi, LEE, Sang Gi, HWANG, Min Ho, LEE, Soo Jin, HAN, Chang Sun
Принадлежит:

The present invention relates to a superabsorbent polymer and a preparation method therefor. The superabsorbent polymer exhibits excellent absorbency properties even in swollen state, thereby enabling an excellent re-wetting inhibitory effect to be exhibited. Therefore, if the superabsorbent polymer is used, a hygienic material, such as a diaper or a sanitary napkin, capable of providing a dry feeling even after body fluids are discharged can be provided.

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Номер записи: 15
22-12-2016 дата публикации

METHOD FOR MANUFACTURING SUPER ABSORBENT RESIN

Номер: WO2016204390A1
Автор: NAM, Hye Mi, LEE, Sang Gi, LEE, Soo Jin, JANG, Tae Hwan, HWANG, Min Ho
Принадлежит:

The present invention relates to a method for manufacturing a super absorbent resin, the method for manufacturing a super absorbent resin can provide a super absorbent resin which has an optimized pore size and porosity, wherein an absorbent surface area is increased accordingly. The super absorbent resin can exhibit a fast absorption rate under pressure and under no-pressure.

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Номер записи: 16
08-12-2016 дата публикации

고흡수성 수지의 제조 방법 및 이를 통해 제조된 고흡수성 수지

Номер: KR0101684649B1
Автор: 이용훈, 한장선, 남혜미, 류동조, 이혜민
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지의 제조 방법 및 이를 통해 제조된 고흡수성 수지에 관한 것이다. 본 발명에 따른 고흡수성 수지의 제조 방법은, 보수능 및 가압 흡수능과 같은 흡수 특성이 우수하면서도 향상된 투과도를 갖는 고흡수성 수지의 제조를 가능케 할 뿐 아니라, 제조시(특히, 중합체의 표면 가교시) 운전성이 우수하고, 큰 입자(coarse particles)와 미분(fine particles)의 생성이 적어, 우수한 생산성을 나타낼 수 있다.

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Номер записи: 17
27-06-2018 дата публикации

고흡수성 수지

Номер: KR0101871968B1
Автор: 이상기, 남혜미, 황민호, 이수진, 장태환
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지에 관한 것으로, 상기 고흡수성 수지는 부분 팽윤된 겔 입자의 크기가 최적화되어 부분 팽윤된 상태에서도 빠른 흡수 속도 및 높은 겔 강도를 나타낼 수 있다. 이에 따라 상기 고흡수성 수지를 이용하면 재습윤 현상을 효과적으로 방지할 수 있다.

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Номер записи: 18
05-07-2018 дата публикации

SUPER ABSORBENT POLYMER AND MANUFACTURING METHOD THEREFOR

Номер: WO2018124404A1
Автор: LEE, Sang Gi, NAM, Hye Mi, LEE, Soo Jin, HAN, Chang Sun, KIM, Moo Kon
Принадлежит:

A super absorbent polymer according to the present invention has an excellent discoloration resistance property even under high temperature/high humidity conditions, while maintaining excellent absorption performance, and thus can exhibit excellent performance when preferably used for hygienic materials such as diapers.

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Номер записи: 19
01-11-2018 дата публикации

FUSION PROTEIN COMPRISING PVR AND 4-1BBL AND USE THEREOF

Номер: WO2018199710A1
Автор: LEE, Seung-Hoon, EUN, So-Young, JO, Eui-Cheol, KWON, Hae-Naem, KIM, Taeyoon, PARK, Hye-Young, OH, Injae, NAM, Hyemi, WON, Jonghwa
Принадлежит:

The present invention relates to a fusion protein including PVR and 4-1BBL and a use thereof. Activating T cells to increase the secretion of TNF-α, IFN-γ, and Granzyme B, the fusion protein comprising PVR and 4-1BBL of the present invention can be effectively used as an immunopotentiator and an anticancer agent.

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Номер записи: 20
16-02-2017 дата публикации

METHOD FOR PREPARING SUPERABSORBENT POLYMER

Номер: WO2017026623A8
Автор: LEE, Soo Jin, NAM, Hye Mi, LEE, Sang Gi, HWANG, Min Ho, JANG, Tae Hwan
Принадлежит:

The present invention provides a method for preparing a superabsorbent polymer, the method comprising the steps of: forming a function gel polymer by cross-linked polymerization of a monomer mixture under the presence of an internal cross-linking agent, the monomer mixture including a water-soluble ethylene-based unsaturated monomer having an acid group at least part of which is neutralized, a carbonate, a volatile organic solvent, a surfactant, and a bubble promoting agent; forming a base resin powder by drying, grinding, and classifying the function gel polymer; and forming a surface cross-linked layer by additional cross-linking of the surface of the base resin powder under the presence of a surface cross-linking agent. The method for preparing a superabsorbent polymer may provide a superabsorbent polymer which has a porous structure, thereby exhibiting an excellent absorption rate while exhibiting excellent gel strength. Such a superabsorbent polymer may have excellent physical properties ...

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Номер записи: 21
23-07-2020 дата публикации

SUPER ABSORBENT POLYMER AND PREPARATION METHOD THEREFOR

Номер: WO2020149691A1
Автор: NAM, Hyemi, LEE, Sang Gi, KIM, Yeonsoo, LEE, Chang Hun
Принадлежит:

The present invention relates to: a super absorbent polymer having a rapid absorption rate and maintaining elasticity even in a condition of being pressed multiple times, thereby having excellent dryness; and a preparation method therefor.

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Номер записи: 22
09-12-2016 дата публикации

SUPER ABSORBENT POLYMER

Номер: KR1020160141666A
Автор: LEE, SANG GI, NAM, HYE MI, HWANG, MIN HO, LEE, SOO JIN, JANG, TAE HWAN
Принадлежит:

The present invention relates to a super absorbent polymer, wherein the average diameter is 300 to 600 μm. The super absorbent polymer optimizes the size of partially swelling gel particles, and shows high absorption speed and high gel strength even at a partially swelling condition. Accordingly, the super absorbent polymer can effectively prevent a re-wetting phenomenon. COPYRIGHT KIPO 2016 ...

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Номер записи: 23
22-02-2017 дата публикации

PRODUCTION METHOD OF SUPER ABSORBENT RESIN

Номер: KR1020170020113A
Автор: LEE, SOO JIN, NAM, HYE MI, LEE, SANG GI, HWANG, MIN HO, JANG, TAE HWAN
Принадлежит:

The present invention relates to a production method of a super absorbent resin and, more specifically, to a production method of a super absorbent resin, which can provide a super absorbent resin exhibiting the excellent absorption rate due to a porous structure, while exhibiting excellent gel strength. In addition, the super absorbent resin can exhibit excellent properties such as water retention ability, pressure absorption ability and liquid permeability. COPYRIGHT KIPO 2017 ...

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Номер записи: 24
15-08-2019 дата публикации

SUPERABSORBENT POLYMER PREPARATION METHOD

Номер: WO2019083211A9
Автор: KIM, Moo Kon, LEE, Sang Gi, NAM, Hye Mi, LEE, Chang Hun, KIM, Tae Yun
Принадлежит:

The present invention provides a superabsorbent polymer preparation method enabling, through a simple and economical process, preparation of a superabsorbent polymer capable of exhibiting and excellent absorption rate by comprising a uniform porous structure. The superabsorbent polymer preparation method comprises the steps of: forming a hydrogel polymer comprising a first crosslinked polymer by performing crosslinking polymerization on a water-soluble ethylenically unsaturated monomer having acidic groups of which at least a part are neutralized, in the presence of an internal crosslinking agent; drying and pulverizing the hydrogel polymer; forming a base resin powder having a diameter of 150-850 μm by classifying the pulverized polymer into polymer particles having a diameter of at least 10-150 μm, polymer particles having a diameter of 150-200 μm and polymer particles having a diameter of 200-850 μm; and surface crosslinking the base resin powder, wherein, in the crosslinking polymerization ...

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Номер записи: 25
28-09-2017 дата публикации

METHOD FOR PREPARING SUPERABSORBENT POLYMER

Номер: WO2017164459A1
Автор: HWANG, Min Ho, NAM, Hye Mi, LEE, Sang Gi, LEE, Soo Jin, JANG, Tae Hwan
Принадлежит:

The present invention relates to a method for preparing a superabsorbent polymer exhibiting a more improved permeability and absorption rate while maintaining excellent absorption performance. The method for preparing a superabsorbent polymer may comprise the steps of: forming a hydrogel polymer containing a cross-linked polymer by cross-linked polymerizing, under the presence of an internal cross-linking agent, a water-soluble ethylene-based unsaturated monomer having an acidic group of which at least one portion is neutralized; forming a base resin powder by drying, pulverizing and classifying the hydrogel polymer; surface cross-linking the base resin powder under the presence of first alumina particles by using a surface cross-linking solution containing at least one surface cross-linking agent selected from the group consisting of a diol, triol or polyol containing C2-C5 alkylene carbonate, a C2-C12 alkyl group or C2-C12 polyethylene glycol, and diepoxy, triepoxy or polyepoxy containing ...

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Номер записи: 26
04-06-2020 дата публикации

SUPER ABSORBENT POLYMER AND METHOD FOR PREPARING SAME

Номер: WO2020111421A1
Автор: LEE, Yong Hun, KIM, Mookon, NAM, Dae Woo, NAM, Hyemi, LEE, Sang Gi, LEE, Chang Hun, JEONG, Jiyoon, HAN, Chang Hun
Принадлежит:

The present invention provides a super absorbent polymer and a method for preparing same, the super absorbent polymer having an optimized gel strength and exhibiting an improved absorption rate without an increase in specific surface area caused by chemical foaming or a physical method.

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Номер записи: 27
13-11-2018 дата публикации

고흡수성 수지의 제조 방법

Номер: KR0101918285B1
Автор: 남혜미, 이상기, 이수진, 장태환, 황민호
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지의 제조 방법에 관한 것으로, 상기 고흡수성 수지의 제조 방법은 최적화된 기공 크기 및 기공율과 이에 따른 증가된 흡수 표면적을 가지는 고흡수성 수지를 제공할 수 있다. 이러한 고흡수성 수지는 가압 및 무가압 하에서 빠른 흡수 속도를 나타낼 수 있다.

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Номер записи: 28
04-09-2017 дата публикации

HIGHLY ABSORPTIVE RESIN AND PRODUCTION METHOD THEREOF

Номер: KR1020170100395A
Автор: LEE, SANG GI, NAM, HYE MI, HWANG, MIN HO, LEE, SOO JIN, JANG, TAE HWAN
Принадлежит:

The present invention relates to a highly absorptive resin exhibiting excellent absorption rate and absorptiveness under pressure, and also ensures outstanding rewet properties. The present invention further relates to a production method thereof. To this end, the highly absorptive resin comprises: base resin powder containing a first cross-linked polymer of water-soluble ethylene-based monomers having an acidic group which is neutralized at least partially; and a surface cross-linked layer formed on the base resin powder and containing a second cross-linked polymer in which the first cross-linked polymer is additionally cross-linked by a surface cross-linking agent. COPYRIGHT KIPO 2017 ...

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Номер записи: 29
12-01-2017 дата публикации

METHOD FOR PREPARING SUPERABSORBENT POLYMER, AND SUPERABSORBENT POLYMER PREPARED THEREBY

Номер: WO2017007115A1
Автор: NAM, Hye Mi, HWANG, Min Ho, LEE, Sang Gi, JANG, Tae Hwan, LEE, Soo Jin
Принадлежит:

The present invention relates to a method for preparing a superabsorbent polymer, and a superabsorbent polymer prepared thereby. A superabsorbent polymer prepared by the preparation method exhibits minimized deterioration of physical properties after being pulverized, and thus basic absorbance performance is excellent and an excellent liquid permeability and absorbance rate can be exhibited.

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Номер записи: 30
22-12-2016 дата публикации

SUPERABSORBENT POLYMER

Номер: WO2016204458A1
Автор: LEE, Sang Gi, NAM, Hye Mi, HWANG, Min Ho, LEE, Soo Jin, JANG, Tae Hwan
Принадлежит:

The present invention relates to a superabsorbent polymer: having excellent absorbency and absorbency under load since the amount of each superabsorbent polymer particle, which has a different surface shape among particles constituting the superabsorbent polymer, is optimized; and capable of effectively preventing rewetting.

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Номер записи: 31
28-09-2017 дата публикации

METHOD FOR PREPARING SUPERABSORBENT POLYMER AND SUPERABSORBENT POLYMER PREPARED THEREBY

Номер: WO2017164462A1
Автор: HWANG, Min Ho, NAM, Hye Mi, LEE, Sang Gi, LEE, Soo Jin, JANG, Tae Hwan
Принадлежит:

The present invention relates to a method for preparing a superabsorbent polymer having an excellent permeability property and absorption rate and a minimized absorption-under-pressure reduction rate; and a superabsorbent polymer prepared thereby.

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Номер записи: 32
12-10-2017 дата публикации

METHOD OF PREPARING SUPERABSORBENT POLYMER

Номер: KR1020170111295A
Автор: HWANG, MIN HO, NAM, HYE MI, LEE, SANG GI, LEE, SOO JIN, JANG, TAE HWAN
Принадлежит:

The present invention relates to a method of preparing a superabsorbent polymer showing improved liquid permeability and absorption rate while maintaining excellent absorption performance. The method of preparing a superabsorbent polymer comprises the steps of: in the presence of an internal crosslinking agent, crosslinking and polymerizing a water-soluble ethylene-based unsaturated monomer having an acid group being at least partially neutralized to form a hydrous gel polymer containing a crosslinked polymer; drying, pulverizing, and classifying the hydrous gel polymer to form a base resin powder; in the presence of first alumina particles, surface crosslinking the base resin powder by using a surface crosslinking liquid containing one or more surface crosslinking agents selected from the group consisting of an alkylene carbonate having 2-5 carbon atoms, a diol, triol, or polyol containing an alkyl group having 2-12 carbon atoms or a polyethylene glycol having 2-12 carbon atoms, and a ...

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Номер записи: 33
02-05-2019 дата публикации

SUPERABSORBENT POLYMER PREPARATION METHOD

Номер: WO2019083211A1
Автор: KIM, Moo Kon, LEE, Sang Gi, NAM, Hye Mi, LEE, Chang Hun, KIM, Tae Yun
Принадлежит:

The present invention provides a superabsorbent polymer preparation method enabling, through a simple and economical process, preparation of a superabsorbent polymer capable of exhibiting and excellent absorption rate by comprising a uniform porous structure. The superabsorbent polymer preparation method comprises the steps of: forming a hydrogel polymer comprising a first crosslinked polymer by performing crosslinking polymerization on a water-soluble ethylenically unsaturated monomer having acidic groups of which at least a part are neutralized, in the presence of an internal crosslinking agent; drying and pulverizing the hydrogel polymer; forming a base resin powder having a diameter of 150-850 μm by classifying the pulverized polymer into polymer particles having a diameter of at least 10-150 μm, polymer particles having a diameter of 150-200 μm and polymer particles having a diameter of 200-850 μm; and surface crosslinking the base resin powder, wherein, in the crosslinking polymerization ...

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Номер записи: 34
28-02-2019 дата публикации

SAP EVALUATION DEVICE

Номер: WO2019039916A1
Автор: KIM, Yeon Soo, NAM, Hye Mi, LEE, Hyunsup, LEE, Sang Gi, HAN, Chang Hun, LEE, Myung Han, HAN, Hyejin
Принадлежит:

An SAP evaluation device is disclosed. The SAP evaluation device comprises: a main body in which a lifting bar, which is lifted or lowered, is installed; a container part, which is installed on the lower portion of the lifting bar in the main body, and inside of which an accommodation space, in which an absorber is accommodated, is formed; an operation part which is coupled to the lifting bar, and has a lifting plate, which is lifted or lowered in the accommodation space to press the absorber, installed on the lower portion thereof, and in which an injection part for injecting ink is formed in the direction of the absorber; a diffusion measuring part for measuring a state where the ink is diffused in the absorber; and a control part which is installed on the main body to measure a state where the ink is absorbed by the absorber, and which measures a swelling strength of the absorber in a state where the ink is injected into the absorber.

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Номер записи: 35
08-12-2016 дата публикации

SUPER ABSORBENT RESIN

Номер: WO2016195376A1
Автор: LEE, Sang Gi, NAM, Hye Mi, HWANG, Min Ho, LEE, Soo Jin, JANG, Tae Hwan
Принадлежит:

The present invention relates to a super absorbent resin, and the super absorbent resin can exhibit a fast absorption rate and high gel strength even in a partially swollen state through the size optimization of partially swollen gel particles. Therefore, the use of the super absorbent resin can effectively prevent a rewetting phenomenon.

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Номер записи: 36
17-12-2015 дата публикации

METHOD FOR MANUFACTURING HIGH ABSORBENCY RESIN AND HIGH ABSORBENCY RESIN MANUFACTURED THROUGH SAME

Номер: WO2015190878A1
Автор: LEE, Yong Hun, HAN, Chang Sun, NAM, Hye Mi, RYU, Dong Jo, LEE, Hyemin
Принадлежит:

The present invention relates to a method for manufacturing a high absorbency resin and a high absorbency resin manufactured through same. The method for manufacturing the high absorbency resin according to the present invention not only allows the manufacturing of high absorbency resin having excellent absorption characteristics, such as water-holding capacity and pressurized absorption capacity, and having improved permeability, but may also exhibit excellent productivity due to excellent operability and less formation of coarse particles and fine particles during manufacturing (particularly, during the surface crosslinking of polymers).

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Номер записи: 37
05-07-2018 дата публикации

SUPER-ABSORBENT RESIN AND MANUFACTURING METHOD THEREOF

Номер: KR1020180076272A
Автор: LEE, SANG GI, NAM, HYE MI, LEE, SOO JIN, HAN, CHANG SUN, KIM, MOO KON
Принадлежит:

A superabsorbent resin according to the present invention is excellent in discoloration resistance characteristics even under high temperature/high humidity conditions while maintaining excellent absorption performance, and is suitably used for sanitary materials such as diapers to exhibit excellent performance. The superabsorbent resin comprises: a base resin powder comprising a first crosslinked polymer of a water soluble ethylenically unsaturated monomer having at least partly neutralized acidic groups; and a surface crosslinked layer formed on the base resin powder and comprising a second crosslinked polymer which is further crosslinked via a surface crosslinking agent. COPYRIGHT KIPO 2018 ...

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Номер записи: 38
16-02-2017 дата публикации

METHOD FOR PREPARING SUPERABSORBENT POLYMER

Номер: WO2017026623A1
Автор: LEE, Soo Jin, NAM, Hye Mi, LEE, Sang Ki, HWANG, Min Ho, JANG, Tae Hwan
Принадлежит:

The present invention provides a method for preparing a superabsorbent polymer, the method comprising the steps of: forming a function gel polymer by cross-linked polymerization of a monomer mixture under the presence of an internal cross-linking agent, the monomer mixture including a water-soluble ethylene-based unsaturated monomer having an acid group at least part of which is neutralized, a carbonate, a volatile organic solvent, a surfactant, and a bubble promoting agent; forming a base resin powder by drying, grinding, and classifying the function gel polymer; and forming a surface cross-linked layer by additional cross-linking of the surface of the base resin powder under the presence of a surface cross-linking agent. The method for preparing a superabsorbent polymer may provide a superabsorbent polymer which has a porous structure, thereby exhibiting an excellent absorption rate while exhibiting excellent gel strength. Such a superabsorbent polymer may have excellent physical properties ...

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Номер записи: 39
16-01-2017 дата публикации

METHOD FOR PREPARING SUPER ABSORBENT RESIN AND SUPER ABSORBENT RESIN PREPARED THEREFROM

Номер: KR1020170005628A
Автор: NAM, HYE MI, HWANG, MIN HO, LEE, SANG GI, JANG, TAE HWAN, LEE, SOO JIN
Принадлежит:

The present invention relates to a method for preparing a super absorbent resin and a super absorbent resin prepared therefrom. The super absorbent resin obtained by the preparation method shows minimized degradation of physical properties after crushing, thereby having excellent basic absorption performance, flowage and absorption rate. The method for preparing a super absorbent resin comprises the steps of: forming a water-containing gel polymer; forming a base resin powder by drying, grinding and dividing the water-containing gel polymer; and forming a surface cross-linking layer by additionally cross-linking the surface of the base resin powder. COPYRIGHT KIPO 2017 ...

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Номер записи: 40
01-06-2016 дата публикации

SUPER ABSORBENT RESIN AND PRODUCING METHOD THEREOF

Номер: KR1020160061743A
Автор: NAM, HYE MI, LEE, SANG GI, JANG, TAE HWAN, HWANG, MIN HO, LEE, SOO JIN
Принадлежит:

The present invention relates to a super absorbent resin and a producing method thereof. According to the present invention, the super absorbent resin with improved centrifuge retention capacity (CRC) and absorption under load (AUL) can be prepared by controlling a shape and a size of chopper die holes when a hydrous gel-phase polymer is coarsely pulverized. COPYRIGHT KIPO 2016 ...

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Номер записи: 41
19-02-2019 дата публикации

고흡수성 수지의 제조 방법 및 이로부터 제조된 고흡수성 수지

Номер: KR0101949995B1
Автор: 남혜미, 황민호, 이상기, 장태환, 이수진
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지의 제조 방법 및 이로부터 제조된 고흡수성 수지에 관한 것으로, 상기 제조 방법에 의해 수득된 고흡수성 수지는 파쇄 후 최소화된 물성 저하를 보여 기본적인 흡수 제반 성능이 우수할 뿐 아니라 뛰어난 통액성 및 흡수 속도를 나타낼 수 있다.

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Номер записи: 42
30-11-2016 дата публикации

SUPER ABSORBENT POLYMER AND PREPARATION METHOD THEREOF

Номер: KR1020160137499A
Автор: NAM, HYE MI, LEE, SANG GI, JANG, TAE HWAN, HWANG, MIN HO, LEE, SOO JIN
Принадлежит:

The present invention relates to a super absorbent polymer and a preparation method thereof. According to the present invention, when manufacturing a super absorbent resin, a super absorbent resin having improved centrifuge retention capacity (CRC) and absorbing rate under load (AUL) can be manufactured by adjusting shapes and sizes of a chopper die hole when coarsely grinding a hydrated gel-phase polymer. COPYRIGHT KIPO 2016 ...

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Номер записи: 43
27-12-2016 дата публикации

METHOD FOR MANUFACTURING HIGH ABSORPTION RESIN

Номер: KR1020160148986A
Автор: NAM, HYE MI, LEE, SANG GI, LEE, SOO JIN, JANG, TAE HWAN, HWANG, MIN HO
Принадлежит:

The present invention relates to a method for manufacturing high absorption resin. The method for manufacturing the high absorption resin can provide high absorption resin with optimized pore size and porosity and enhanced absorbing surface area thereby. Therefore, the high absorption resin shows high absorption rate under pressure or pressure-free. The method comprises a step of crosslinking-copolymerizing a monomer mixture under the presence of a crosslinking agent to form hydrogel polymers; a step of drying, pulverizing and classifying the hydrogel polymers to form base resin powder; and a step of additionally crosslinking the surface of the base resin powder under the presence of a surface crosslinking agent to form a surface crosslinked layer. COPYRIGHT KIPO 2017 ...

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Номер записи: 44
19-02-2019 дата публикации

고흡수성 수지의 제조 방법

Номер: KR0101949996B1
Автор: 황민호, 이상기, 남혜미, 이수진, 장태환
Принадлежит: 주식회사 엘지화학

... 본 발명은 고흡수성 수지의 제조 방법에 관한 것이다. 상기 제조 방법에서는 발포제 첨가 순간부터 중합 반응 개시까지의 시간을 조절하여 고흡수성 수지에 적절한 기공 구조를 형성할 수 있다. 이러한 제조 방법을 통해 생성된 고흡수성 수지는 우수한 흡수 제반 성능을 나타내면서 현저하게 개선된 흡수 속도를 나타낼 수 있다.

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Номер записи: 45