KR102290930B1 - 자가치유가 가능한 무기물 하이드로젤 나노 복합체의 제조방법 - Google Patents
자가치유가 가능한 무기물 하이드로젤 나노 복합체의 제조방법 Download PDFInfo
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- KR102290930B1 KR102290930B1 KR1020200030152A KR20200030152A KR102290930B1 KR 102290930 B1 KR102290930 B1 KR 102290930B1 KR 1020200030152 A KR1020200030152 A KR 1020200030152A KR 20200030152 A KR20200030152 A KR 20200030152A KR 102290930 B1 KR102290930 B1 KR 102290930B1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/52—Amides or imides
- C08F20/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F20/56—Acrylamide; Methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/08—Ingredients agglomerated by treatment with a binding agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/24—Homopolymers or copolymers of amides or imides
- C08L33/26—Homopolymers or copolymers of acrylamide or methacrylamide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2810/00—Chemical modification of a polymer
- C08F2810/20—Chemical modification of a polymer leading to a crosslinking, either explicitly or inherently
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
Description
도 2는 도 1에 도시된 무기물 하이드로젤 나노 복합체의 제조방법의 주요 반응에 대한 개략도다.
도 3은 산화 환원 개시를 통한 MoS2 함유 복합체 하이드로젤의 형성에 대한 젤화 테스트 결과를 나타내는 이미지(a)와 MoS2 함유량에 따른 하이드로젤 나노 복합체의 기계적 물성을 나타내는 그래프(b:압축응력변형곡선, c:하이드로젤 60% 변형률에서의 압축 탄성률, d:대조군 대비 압축응력변화)다.
도 4는 본 발명의 실시 예에 따른 하이드로젤 복합체 형성의 동역학적 실험결과를 나타내는 그래프다.
도 5는 브로모페놀 블루(BPB:bromophenol blue)를 사용한 MoS2 및 KPS에 의한 라디칼 생성을 확인하는 이미지다.
도 6은 산화 환원 중합에 의해 유도된 MoS2의 상 전이에 대한 XPS분석결과를 나타내는 그래프다.
도 7은 산화 환원 개시 후 하이드젤 복합체(MoS2, 0.08wt%)의 미세 구조를 보여주는 이미지다.
도 8은 빛이 차단된 조건하에서 중합된 하이드로젤 복합체의 기계적 물성을 나타내는 그래프다.
도 9는 본 발명의 실시 예에 따른 하이드로젤 복합체의 자가치유 특성결과를 나타내는 이미지 및 그래프다.
Claims (6)
- 아크릴계 모노머 및 과산화물 개시제가 용해된 수용액을 준비하는 단계;
준비된 상기 수용액에 무기질 플레이크를 첨가하는 단계; 및
상기 무기질 플레이크가 첨가된 수용액을 일정온도에서 일정시간 동안 반응시키는 단계를 포함하되, 상기 무기질 플레이크는 MoS2이며, 상기 무기질 플레이크는 전체 wt% 대비 0.02 ~ 0.67wt%가 첨가되는 것을 특징으로 하는 자가치유가 가능한 무기물 하이드로젤 나노 복합체의 제조방법.
- 제 1 항에 있어서,
상기 아크릴계 모노머는 아크릴아미드인 것을 특징으로 하는 자가치유가 가능한 무기물 하이드로젤 나노 복합체의 제조방법.
- 제 1 항 또는 제 2 항에 있어서,
상기 과산화물 개시제는 과황산칼륨(Potassium Persulfate(KPS))인 것을 특징으로 하는 자가치유가 가능한 무기물 하이드로젤 나노 복합체의 제조방법.
- 제 1 항 또는 제 2 항에 있어서,
상기 무기질 플레이크가 첨가된 수용액을 일정온도에서 일정시간 동안 반응시키는 단계는 25℃에서 48시간 동안 반응시키는 것을 특징으로 하는 자가치유가 가능한 무기물 하이드로젤 나노 복합체의 제조방법.
- 삭제
- 삭제
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Cited By (2)
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CN116333442A (zh) * | 2023-02-16 | 2023-06-27 | 深圳大学 | 一种硒化锡-双网络水凝胶及其制备方法和应用 |
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CN116333442A (zh) * | 2023-02-16 | 2023-06-27 | 深圳大学 | 一种硒化锡-双网络水凝胶及其制备方法和应用 |
CN116333442B (zh) * | 2023-02-16 | 2025-07-18 | 深圳大学 | 一种硒化锡-双网络水凝胶及其制备方法和应用 |
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