KR960017537A - 셀룰로스성 액제의 오염을 감소하기 위한 방법 - Google Patents

셀룰로스성 액제의 오염을 감소하기 위한 방법 Download PDF

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KR960017537A
KR960017537A KR1019950042425A KR19950042425A KR960017537A KR 960017537 A KR960017537 A KR 960017537A KR 1019950042425 A KR1019950042425 A KR 1019950042425A KR 19950042425 A KR19950042425 A KR 19950042425A KR 960017537 A KR960017537 A KR 960017537A
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monomer
water
polymer
coagulant
emulsion
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KR1019950042425A
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KR100403213B1 (ko
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케네트 커트 폴
존 부르크 안토니
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제이. 피. 테일러
얼라이드 콜로이즈 리미티드
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Publication of KR960017537A publication Critical patent/KR960017537A/ko
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic compounds
    • 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
    • C08F220/00—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
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/04—Pitch control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Paper (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Soy Sauces And Products Related Thereto (AREA)
  • Detergent Compositions (AREA)
  • Laminated Bodies (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

셀룰로스성 물질의 펄핑 또는 탈잉크화로부터 유도되는 점성 물질은 교차 결합, 불용성, 이온화성 및 팽윤성 폴리머 입자의 수중 에멀젼 점성 물질을 함유하는 셀룰로스성 액제에 첨가함에 의해서 조절된다.

Description

셀룰로스성 액제의 오염을 감소하기 위한 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (12)

  1. 액제와 채집기 입자를 혼합하는 것으로 이루어진 공정에 있어서, 채집기 입자는 수중 폴리머에 입자의 에멀젼으로 제공되는 폴리머 입자이고, (a) 5g/100cc이하의 수용해도를 갖는 소수성 모노머 적어도 20중량%, (b) 실질적으로 비이온화되는 경우 모노머 배합물 중 선택적으로 용해되지만, 이온화되는 경우 선택적으로 수용성인 친수성 이온화성 모노머의 적어도 10중량%, (c) 모노머 배합물 중 선택적으로 용해되고, 5g/100cc 이상의 수용해도를 갖는 비-이온화성 친수성 모노머의 0내지 50중량%, (d) 교차 결합제 0.05 지 10%로 이루어지되, 상기에서 (a), (b), (c) 및 (d)의 비율은 이온화 모노머(b)에 대해 산 또는 알카리와 물 중에 에멀젼의 3%(폴리머 건조 중량)를 배합함에 의해 형성되는 수성 조성물이 팽윤된 입자 형태의 폴리머를 함유하는 유동성 조성물이도록 되는 것으로 이루어지는 불수용성 모노머 배합물로 형성되는 것을 특징으로 하는 셀룰로스성 물질의 펄핑 또는 탈잉크화로부터 유도되는 콜로이드 점성질 물질로 인한 셀룰로스성 액제의 오염을 감소하기 위한 방법.
  2. 제1항에 있어서, 액제는 탈잉크 공정으로부터 세척수인 방법.
  3. 제1항에 있어서, 액제는 종이 제조 공정으로부터의 진한 스톡, 묽은 스톡 또는 백수인 방법.
  4. 상기 항 중 어느 한 항에 있어서, 수용성 응고제 또는 엉김제가 액제에 첨가되는 방법.
  5. 상기 항 중 어느 한 항에 있어서, 폴리머 입자는 음이온성이고, 수용성 양이온의 응고제는 액제에 계속적으로 첨가되는 방법.
  6. 제5항에 있어서, 점성질은 폴리머 입자로 채집하고, 침강, 여과 또는 엉김에 의해 액제로부터 제거되는 방법.
  7. 제4항 내지 제6항 중 어느 한 항에 있어서, 응고제는 액제가 첨가되고, 응고제는 폴리아민, 폴리에틸렌이민 및 80내지 100% 에틸렌형으로 불포화된 양이온성 모노머, 바람직하게는 0 내지 20% 에틸렌형으로 불포화된 비-이온성 모노머에 의한 DADMAC로부터 선택되는 방법.
  8. 상기 항 중 어느 한 항에 있어서, 에멀젼은 0.02 내지 0.5㎛의 비팽윤된 입자크기를 갖고, 펄프중 효과적인 pH에서 비팽윤된 입자 크기의 적어도 1.5배 이고, 0.1내지 5㎛의 크기인 입자크기를 갖는 방법.
  9. 상기 항 중 어느 한 항에 있어서, 폴리머 에멀젼은 펄프 중 효과적인 pH에서 브록필드 RVT 점도계에 의해 10,000cps 이하의 점도를 나타내는 방법.
  10. 상기 항 중 어느 한 항에 있어서, 교차 결합제의 양은 적어도 0.5중량%인 방법.
  11. 상기 항 중 어느 한 항에 있어서, 모노머(a)의 양은 40 내지 70%이고, 모노머(b)의 양은 30 내지 60%이고, 및 모노머(a)의 양은 0내지 30%이고, 각 모노머(a),(b)및 (c)는 에틸렌형으로 불포화되는 방법.
  12. 상기 항 중 어느 한 항에 있어서, 모노머(a)는 알킬(메트)아크릴레이트, 스티렌, 비닐에스테르, 아크릴로니트릴, 회합 에틸렌형으로 불포화된 모노머 및 비닐 에스테르로부터 선택되고, 모노머(b)는 에틸렌형으로 불포화된 카르복실산 및 아민으로부터 선택되고, 모노머(c)는 하이드록시알킬(메트)아크릴레이트이고 및 모노머(d)는 오일 용해성 폴리에틸렌형으로 불포화된 모노머인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950042425A 1994-11-21 1995-11-21 셀룰로스성액제의오염을감소하기위한방법 KR100403213B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9423452A GB9423452D0 (en) 1994-11-21 1994-11-21 Processes for reducing contamination of cellulosic liquors
GB9423452.3 1994-11-21

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KR960017537A true KR960017537A (ko) 1996-06-17
KR100403213B1 KR100403213B1 (ko) 2003-12-31

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US (1) US5744043A (ko)
EP (1) EP0793749B1 (ko)
JP (1) JP3766099B2 (ko)
KR (1) KR100403213B1 (ko)
AT (1) ATE172763T1 (ko)
AU (1) AU705606B2 (ko)
BR (1) BR9509738A (ko)
CA (1) CA2206897C (ko)
DE (1) DE69505696T2 (ko)
DK (1) DK0793749T3 (ko)
ES (1) ES2124027T3 (ko)
FI (1) FI113188B (ko)
GB (1) GB9423452D0 (ko)
IL (1) IL116036A (ko)
NO (1) NO321657B1 (ko)
NZ (1) NZ295422A (ko)
TW (1) TW417000B (ko)
WO (1) WO1996016224A1 (ko)
ZA (1) ZA959830B (ko)

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* Cited by examiner, † Cited by third party
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GB9423454D0 (en) * 1994-11-21 1995-01-11 Allied Colloids Ltd Deinking processes and novel polymers for use in these
US6425982B1 (en) 2001-03-06 2002-07-30 Voith Paper, Inc. System for removing bleed-throughs from old corrugated container fiber pulp
US6589389B2 (en) 2001-09-26 2003-07-08 Voith Paper, Inc. Test method for determining bleed-throughs in old corrugated container fiber pulp
ES2564391T3 (es) * 2008-07-23 2016-03-22 Solenis Technologies Cayman, L.P. Pulpación de material celulósico en presencia de un polímero catiónico
EP2462278B1 (de) 2009-08-03 2020-04-01 Archroma IP GmbH Verfahren zur verringerung negativer auswirkungen klebriger verunreinigungen in altpapierhaltigen stoffsystemen
CN103074793B (zh) * 2013-01-22 2015-04-22 陕西科技大学 一种置换蒸煮方法

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US3992249A (en) * 1974-04-08 1976-11-16 American Cyanamid Company Control of pulp-paper mill pitch deposits
AU563372B2 (en) * 1982-12-16 1987-07-09 Celanese Corporation Crosslinked microgel particles
DE202780T1 (de) * 1985-04-25 1988-01-14 Allied Colloids Group Ltd., Bradford, Yorkshire Flockungsverfahren.
US5132023A (en) * 1988-12-19 1992-07-21 American Cyanamid Company Emulsified mannich acrylamide polymers
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CA2040337C (en) * 1990-06-22 2003-10-14 Carol S. Greer Process for control of pitch deposition from pulps in papermarking systems
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US5380444A (en) * 1994-02-23 1995-01-10 Cytec Technology Corp. Ampholytic polymers and polymeric microemulsions

Also Published As

Publication number Publication date
WO1996016224A1 (en) 1996-05-30
AU3875895A (en) 1996-06-17
ATE172763T1 (de) 1998-11-15
CA2206897C (en) 2005-01-11
FI113188B (fi) 2004-03-15
GB9423452D0 (en) 1995-01-11
DE69505696T2 (de) 1999-03-18
ES2124027T3 (es) 1999-01-16
AU705606B2 (en) 1999-05-27
ZA959830B (en) 1996-11-20
US5744043A (en) 1998-04-28
IL116036A0 (en) 1996-01-31
DK0793749T3 (da) 1999-07-12
EP0793749A1 (en) 1997-09-10
TW417000B (en) 2001-01-01
IL116036A (en) 1999-09-22
NO321657B1 (no) 2006-06-19
DE69505696D1 (de) 1998-12-03
CA2206897A1 (en) 1996-05-30
BR9509738A (pt) 1997-10-21
EP0793749B1 (en) 1998-10-28
JP3766099B2 (ja) 2006-04-12
NO972329L (no) 1997-07-18
FI972162A0 (fi) 1997-05-21
FI972162A (fi) 1997-07-18
MX9703794A (es) 1998-05-31
KR100403213B1 (ko) 2003-12-31
NZ295422A (en) 1999-02-25
NO972329D0 (no) 1997-05-21

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