KR900017635A - Flocculant of chitosan copolymers and uses thereof - Google Patents

Flocculant of chitosan copolymers and uses thereof Download PDF

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Publication number
KR900017635A
KR900017635A KR1019890005942A KR890005942A KR900017635A KR 900017635 A KR900017635 A KR 900017635A KR 1019890005942 A KR1019890005942 A KR 1019890005942A KR 890005942 A KR890005942 A KR 890005942A KR 900017635 A KR900017635 A KR 900017635A
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KR
South Korea
Prior art keywords
chitosan
flocculant
coagulant
based copolymer
chitosan copolymers
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KR1019890005942A
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Korean (ko)
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KR910002358B1 (en
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김경호
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김경호
변우성
삼영전자공업 주식회사
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Priority to KR1019890005942A priority Critical patent/KR910002358B1/en
Publication of KR900017635A publication Critical patent/KR900017635A/en
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Publication of KR910002358B1 publication Critical patent/KR910002358B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents

Abstract

내용 없음No content

Description

키토산계 공중합체의 응집제 및 그의 용도Flocculant of chitosan copolymers and uses thereof

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

제1도는 폴리아클릴산(PAA), 아크릴산이 그라프트된 키토산(A1)및 키토산(C)의 IR스펙트라를 나타내는 그래프, 제2도는 폴리아크릴미드(PAM), 아크릴아미드가 그라프트된 키토산(A2)및 키토산(C)의 IR스펙트라를 나타내는 그래프.1 is a graph showing IR spectra of polyacrylic acid (PAA), acrylic acid grafted chitosan (A 1 ) and chitosan (C), and FIG. 2 is polyacrylamide (PAM) and acrylamide grafted chitosan ( A 2 ) and a graph showing the IR spectra of chitosan (C).

제3도는 PH 4.4의 0.4중량%-카올린 현탁액에서의 분자량이 다른 폴리아크릴산의 단일중합체들 및 아크릴산이 그라프트된 공중합체응집제(점도평균분자량: PAA-1=4.25×105, PAA-2=9.87×105, A1-4.35×105)의 첨가량에 대한 침강속도를 나타내는 그래프.3 shows homopolymers of polyacrylic acid with different molecular weights and a copolymer coagulant grafted with acrylic acid (viscosity average molecular weight) in a 0.4 wt% -kaolin suspension of PH 4.4. : Graph showing sedimentation rate with respect to addition amount of PAA-1 = 4.25 × 10 5 , PAA-2 = 9.87 × 10 5 , A 1 -4.35 × 10 5 ).

Claims (4)

개시제로서 질산세릭암모늄의 존재하에 키토산에 아클릴산 또는 아클릴아미드를 그라프트 공중합시켜 얻어진 키토산계 공중합체 응집제.A chitosan-based copolymer flocculant obtained by graft copolymerization of acyl acid or acylamide to chitosan in the presence of ceric ammonium nitrate as an initiator. 제1항에 있어서, 상기 응집제의 점도평균분자량이 3.17~4.42×105임을 특징으로 하는 키토산계 공중합체 응집제.The chitosan-based copolymer coagulant according to claim 1, wherein the viscosity average molecular weight of the coagulant is 3.17 to 4.42 x 10 5 . 제1항에 있어서, 반응온도가 30~55℃임을 특징으로 하는 키토산계 공중합체 응집제.The chitosan-based copolymer flocculant of claim 1, wherein the reaction temperature is 30 to 55 ° C. 폐수처리를 위해 제1항에서 얻어진 키토산계 공중합체 응집제를 사용하는 응집제의 사용방법.A method of using a flocculant using the chitosan copolymer coagulant obtained in claim 1 for wastewater treatment. ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890005942A 1989-05-03 1989-05-03 Flocculating agents of kitonic acid copolymer KR910002358B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890005942A KR910002358B1 (en) 1989-05-03 1989-05-03 Flocculating agents of kitonic acid copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890005942A KR910002358B1 (en) 1989-05-03 1989-05-03 Flocculating agents of kitonic acid copolymer

Publications (2)

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KR900017635A true KR900017635A (en) 1990-12-19
KR910002358B1 KR910002358B1 (en) 1991-04-20

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Application Number Title Priority Date Filing Date
KR1019890005942A KR910002358B1 (en) 1989-05-03 1989-05-03 Flocculating agents of kitonic acid copolymer

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101005801B1 (en) * 2008-12-24 2011-01-05 한국에너지기술연구원 Chitosan-NIPAM thermosensitive polymer coagulant and method for the preparation therefor

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KR910002358B1 (en) 1991-04-20

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