KR900001829A - Detergent composition and preparation method thereof - Google Patents

Detergent composition and preparation method thereof Download PDF

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Publication number
KR900001829A
KR900001829A KR1019890005623A KR890005623A KR900001829A KR 900001829 A KR900001829 A KR 900001829A KR 1019890005623 A KR1019890005623 A KR 1019890005623A KR 890005623 A KR890005623 A KR 890005623A KR 900001829 A KR900001829 A KR 900001829A
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South Korea
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sodium
starting material
particulate starting
detergent
detergent composition
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KR1019890005623A
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Korean (ko)
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KR920004462B1 (en
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윌리암 홀링스워스 마이클
피터 도날드
존 프라이스 티모씨
죤 러셀 리터
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에이치. 반 발렌
유니레버 엔브이
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    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00Detergent materials or soaps characterised by their shape or physical properties
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02Inorganic compounds ; Elemental compounds
    • C11D3/12Water-insoluble compounds
    • C11D3/124Silicon containing, e.g. silica, silex, quartz or glass beads
    • C11D3/1246Silicates, e.g. diatomaceous earth
    • C11D3/128Aluminium silicates, e.g. zeolites
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D11/00Special methods for preparing compositions containing mixtures of detergents
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D11/00Special methods for preparing compositions containing mixtures of detergents
    • C11D11/04Special methods for preparing compositions containing mixtures of detergents by chemical means, e.g. by sulfonating in the presence of other compounding ingredients followed by neutralising
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/06Powder; Flakes; Free-flowing mixtures; Sheets
    • C11D17/065High-density particulate detergent compositions
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02Inorganic compounds ; Elemental compounds
    • C11D3/04Water-soluble compounds
    • C11D3/10Carbonates ; Bicarbonates

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

내용 없음No content

Description

세제 조성물 및 그 제조방법Detergent composition and preparation method thereof

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

Claims (16)

(a)비비누성세제 활성물질 12-70wt%, (b) 트리폴리인산나트륨 및/또는 탄산나트륨을 포함한 수용성 결정형 무기염 15wt%이상을 함유하며 (b) 대 (a)의 중량비는 0.4 : 1 이상이고 임의의 기타 세제 성분을 함유하여 총 100wt%가 되는 입자성 출발물질을 처리하는 단계를 포함하는 650g/l 이상의 벌크밀도를 가지는 과립형 세제 조성물 또는 성분의 제조방법으로서, 상기 처리공정은 표면특성 개선제인 미세입자 존재하에 교반작용과 커팅작용을 동시에 가지는 고속혼합기/과립화기 내에서 수행되며 이로 인해 과립화 및 고밀도화가 이루어져 650g/l이상의 벌크밀도가 달성되는 것을 특징으로 하는 세제 조성물 또는 성분의 제조방법.(a) 12-70 wt% of soap-based detergent, (b) at least 15 wt% of a water-soluble crystalline inorganic salt including sodium tripolyphosphate and / or sodium carbonate, and the weight ratio of (b) to (a) is at least 0.4: 1 A process for preparing a granular detergent composition or component having a bulk density of at least 650 g / l comprising the step of treating any particulate starting material containing a total of 100 wt% of any other detergent components, wherein the treatment process is a surface property improving agent. Method of producing a detergent composition or component which is carried out in a high speed mixer / granulator having both stirring and cutting operations in the presence of phosphorus microparticles, thereby achieving granulation and densification to achieve a bulk density of 650 g / l or more. . 제1항에 있어서, 과립하는 원칙적으로 수직 교반축을 가지는 보울형태의 고속 혼합기/과립하기 내에서 수행되는 것을 특징으로 하는 제조방법.2. A process according to claim 1, wherein the granulation is carried out in principle in a bowl-type high speed mixer / granulator with a vertical stirring shaft. 제1항에 있어서, 입자성 출발물질은 적어도 일부가 분말로 구성되는 것을 특징으로 하는 제조방법.The method of claim 1 wherein the particulate starting material is at least partially composed of a powder. 제1항에 있어서, 입자성 출발물질의 (b) 대 (a)의 비는 0.4:1-9:범위인 것을 특징으로 하는 제조방법.The process of claim 1 wherein the ratio of (b) to (a) of the particulate starting material is in the range of 0.4: 1-9 :. 제1항에 있어서, 입자성 출발물질의 (b) 대 (a)의 비는 0.4:1-5:1범위인 것을 특징으로 하는 제조방법.The process of claim 1 wherein the ratio of (b) to (a) of the particulate starting material is in the range of 0.4: 1-5: 1. 제1항에 있어서, 입자성 출발물질의 (b) 대 (a)의 비는 1:1-5:1범위인 것을 특징으로 하는 제조방법.The process of claim 1 wherein the ratio of (b) to (a) of the particulate starting material is in the range of 1: 1-5: 1. 제1항에 있어서, 입자성 출발물질은 트리폴리인산나트륨 및/또는 탄산나트륨을 포함한 수용성 결정형 무기염을 15-70wt% 함유하는 것을 특징으로 하는 제조방법.The method of claim 1, wherein the particulate starting material contains 15-70 wt% of a water-soluble crystalline inorganic salt including sodium tripolyphosphate and / or sodium carbonate. 제1항에 있어서, 입자성 출발물질은 트리폴리인산나트륨을 15-50wt%함유하는 것을 특징으로 하는 제조방법.A process according to claim 1 wherein the particulate starting material contains 15-50 wt% sodium tripolyphosphate. 제1항에 있어서, 입자성 출발물질중 비비누성 세제 활성물질의 적어도 일부는 음이온 세제 활성 물질로 구성되는 것을 특징으로 하는 제조방법.The method of claim 1, wherein at least a portion of the non-soap detergent active material in the particulate starting material consists of an anionic detergent active material. 제1항에 있어서, 입자성 출발물질은 고속 혼합기/과립화기 내에서 입자성 출발물질의 잔유물과 100미크론 이상의 입자크기를 갖는 1종이상의 무기염 또는 유기염을 혼합하는 단계를 포함하는 공정에 의해 제조되는 것을 특징으로 하는 제조방법.The process of claim 1 wherein the particulate starting material comprises mixing a residue of the particulate starting material with at least one inorganic or organic salt having a particle size of at least 100 microns in a high speed mixer / granulator. Manufacturing method characterized in that it is produced. 제10항에 있어서, 염은 보락스, 중탄산나트륨, 규산나트륨, 트리폴리인산나트륨, 탄산나트륨, 과붕산나트륨, 과립산나트륨, 시트르산나트륨, 니트릴로트리아세트산나트륨, 숙신산나트륨, 황산나트륨 및 이들의 혼합물중에서 선택되는 것을 특징으로 하는 제조방법.The salt of claim 10 wherein the salt is selected from borax, sodium bicarbonate, sodium silicate, sodium tripolyphosphate, sodium carbonate, sodium perborate, sodium granulate, sodium citrate, sodium nitrilotriacetate, sodium succinate, sodium sulfate and mixtures thereof Manufacturing method characterized in that. 제1항에 있어서, 과립화가 완료된 후에 과립 물질에 미세입자성 유동 보조제를 혼합시키는 단계를 또한더 포함시키는 것을 특징으로 하는 제조방법.The method of claim 1, further comprising mixing the microparticulate flow aid with the granular material after granulation is complete. 제12항에 있어서, 유동보조제는 무정형 알루미노규산나트륨이며, 총 조성물을 기준으로 하여 0.2-5.0wt%양으로 첨가되는 것을 특징으로 하는 제조방법.13. The process of claim 12 wherein the flow aid is amorphous sodium aluminosilicate and is added in an amount of 0.2-5.0 wt% based on the total composition. 제12항에 있어서, 유동보조제는 미세 결정형 알루미노규산나트륨이며 총 조성물을 기준으로 하여 3,0-12.0wt% 양으로 첨가되는 것을 특징으로 하는 제조방법.13. The process of claim 12 wherein the flow aid is microcrystalline sodium aluminosilicate and is added in an amount of 3,0-12.0 wt% based on the total composition. 제1항의 제조방법에 의해 제조되는 0.25 이하의 입자다공도를 가지는 세제 조성물 또는 세제성분.Detergent composition or detergent component having a particle porosity of 0.25 or less prepared by the method of claim 1. 제1항의 제조방법에 의해 제조되는 0.20 이하의 입자다공도를 가지는 세제 조성물 또는 세제성분.Detergent composition or detergent component having a particle porosity of 0.20 or less prepared by the method of claim 1. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890005623A 1988-07-21 1989-04-28 Detergent compositions and process for preparing them KR920004462B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888817386A GB8817386D0 (en) 1988-07-21 1988-07-21 Detergent compositions & process for preparing them
GB8817386.9 1989-05-03

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KR900001829A true KR900001829A (en) 1990-02-27
KR920004462B1 KR920004462B1 (en) 1992-06-05

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KR1019890010340A KR920000114B1 (en) 1988-07-21 1989-07-21 Detergent compositions and process for preparing them

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EP (1) EP0351937B2 (en)
JP (1) JP2644038B2 (en)
KR (2) KR920004462B1 (en)
AU (1) AU611556B2 (en)
BR (1) BR8902006A (en)
CA (1) CA1322704C (en)
DE (1) DE68912983T3 (en)
ES (1) ES2049320T5 (en)
GB (2) GB8817386D0 (en)
HK (1) HK86594A (en)
IN (2) IN169824B (en)
MY (1) MY105051A (en)
PH (1) PH26823A (en)
TR (1) TR25923A (en)
ZA (2) ZA893186B (en)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8926718D0 (en) * 1989-11-27 1990-01-17 Unilever Plc Process for the preparation of detergent compositions
GB9008013D0 (en) * 1990-04-09 1990-06-06 Unilever Plc High bulk density granular detergent compositions and process for preparing them
GB9012613D0 (en) * 1990-06-06 1990-07-25 Unilever Plc Soap powder compositions
CA2027518A1 (en) * 1990-10-03 1992-04-04 Richard L. Tadsen Process for preparing high density detergent compositions containing particulate ph sensitive surfactant
DE4216774A1 (en) * 1992-05-21 1993-11-25 Henkel Kgaa Process for the continuous production of a granular washing and / or cleaning agent
US5691294A (en) * 1993-03-30 1997-11-25 The Procter & Gamble Company Flow aids for detergent powders comprising sodium aluminosilicate and hydrophobic silica
USH1604H (en) * 1993-06-25 1996-11-05 Welch; Robert G. Process for continuous production of high density detergent agglomerates in a single mixer/densifier
AU673926B2 (en) * 1993-07-13 1996-11-28 Colgate-Palmolive Company, The Process for preparing detergent composition having high bulk density
US5968891A (en) * 1993-07-13 1999-10-19 Colgate-Palmolive Co. Process for preparing detergent composition having high bulk density
US5733862A (en) * 1993-08-27 1998-03-31 The Procter & Gamble Company Process for making a high density detergent composition from a sufactant paste containing a non-aqueous binder
US5486303A (en) * 1993-08-27 1996-01-23 The Procter & Gamble Company Process for making high density detergent agglomerates using an anhydrous powder additive
EP0643129A1 (en) * 1993-09-07 1995-03-15 The Procter & Gamble Company Process for preparing detergent compositions
US5565137A (en) * 1994-05-20 1996-10-15 The Proctor & Gamble Co. Process for making a high density detergent composition from starting detergent ingredients
US5496487A (en) * 1994-08-26 1996-03-05 The Procter & Gamble Company Agglomeration process for making a detergent composition utilizing existing spray drying towers for conditioning detergent agglomerates
CA2157257C (en) * 1994-09-12 1999-08-10 Kazuhiko Endo Semiconductor device with amorphous carbon layer and method of fabricating the same
US5691297A (en) * 1994-09-20 1997-11-25 The Procter & Gamble Company Process for making a high density detergent composition by controlling agglomeration within a dispersion index
US5516448A (en) * 1994-09-20 1996-05-14 The Procter & Gamble Company Process for making a high density detergent composition which includes selected recycle streams for improved agglomerate
US5489392A (en) * 1994-09-20 1996-02-06 The Procter & Gamble Company Process for making a high density detergent composition in a single mixer/densifier with selected recycle streams for improved agglomerate properties
WO1996025482A1 (en) * 1995-02-13 1996-08-22 The Procter & Gamble Company Process for producing detergent agglomerates in which particle size is controlled
US5574005A (en) * 1995-03-07 1996-11-12 The Procter & Gamble Company Process for producing detergent agglomerates from high active surfactant pastes having non-linear viscoelastic properties
US5569645A (en) * 1995-04-24 1996-10-29 The Procter & Gamble Company Low dosage detergent composition containing optimum proportions of agglomerates and spray dried granules for improved flow properties
US5707959A (en) * 1995-05-31 1998-01-13 The Procter & Gamble Company Processes for making a granular detergent composition containing a crystalline builder
US6207635B1 (en) 1995-05-31 2001-03-27 The Procter & Gamble Company Process for manufacture of high density detergent granules
US5565422A (en) * 1995-06-23 1996-10-15 The Procter & Gamble Company Process for preparing a free-flowing particulate detergent composition having improved solubility
US5554587A (en) * 1995-08-15 1996-09-10 The Procter & Gamble Company Process for making high density detergent composition using conditioned air
US5665691A (en) * 1995-10-04 1997-09-09 The Procter & Gamble Company Process for making a low density detergent composition by agglomeration with a hydrated salt
US5576285A (en) * 1995-10-04 1996-11-19 The Procter & Gamble Company Process for making a low density detergent composition by agglomeration with an inorganic double salt
KR100394762B1 (en) * 1996-02-13 2003-11-20 주식회사 엘지생활건강 Concentrated powdery detergent composition with excellent long period storage stability
US5668099A (en) * 1996-02-14 1997-09-16 The Procter & Gamble Company Process for making a low density detergent composition by agglomeration with an inorganic double salt
GB9604022D0 (en) * 1996-02-26 1996-04-24 Unilever Plc Anionic detergent particles
ATE267240T1 (en) * 1996-02-29 2004-06-15 Procter & Gamble METHOD FOR PRODUCING COMPACT DETERGENT GRANULES
CN1116400C (en) * 1996-02-29 2003-07-30 普罗格特-甘布尔公司 Process for mfg. high density detergent granules
WO1998008925A1 (en) * 1996-08-26 1998-03-05 The Procter & Gamble Company Agglomeration process for producing detergent compositions involving premixing modified polyamine polymers
US6046153A (en) * 1996-08-26 2000-04-04 The Procter & Gamble Company Spray drying process for producing detergent compositions involving premixing modified polyamine polymers
US5914307A (en) * 1996-10-15 1999-06-22 The Procter & Gamble Company Process for making a high density detergent composition via post drying mixing/densification
GB9711350D0 (en) * 1997-05-30 1997-07-30 Unilever Plc Granular detergent compositions and their production
BR9809511A (en) 1997-05-30 2000-06-20 Unilever Nv Particulate detergent composition for washing clothes, reinforced, with free flow
GB9711359D0 (en) * 1997-05-30 1997-07-30 Unilever Plc Detergent powder composition
GB9711356D0 (en) 1997-05-30 1997-07-30 Unilever Plc Particulate detergent composition
WO1999011749A1 (en) * 1997-08-28 1999-03-11 The Procter & Gamble Company Agglomeration process for producing a particulate modifier polyamine detergent admix
US6610645B2 (en) 1998-03-06 2003-08-26 Eugene Joseph Pancheri Selected crystalline calcium carbonate builder for use in detergent compositions
GB0418918D0 (en) * 2004-08-25 2004-09-29 Unilever Plc A particulate detergent composition, and packaging therefor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1617109B2 (en) * 1967-12-05 1973-04-19 Großeinkaufs Gesellschaft deutscher Konsumgenossenschaften mbH, 2000 Harn bürg PROCESS FOR THE PRODUCTION OF DUST-FREE AND RUBBLE-CAPABLE WASHING AND CLEANING AGENTS
GB1517713A (en) * 1974-10-31 1978-07-12 Unilever Ltd Preparation of detergent formulations
JPH0631431B2 (en) * 1985-06-27 1994-04-27 ライオン株式会社 Method for producing cleaning composition
JPH0631430B2 (en) * 1985-05-29 1994-04-27 ライオン株式会社 Method for producing high bulk density granular detergent composition
DE3617756C2 (en) * 1985-05-29 1995-01-19 Lion Corp A process for producing a high bulk density granular detergent composition
US4925585A (en) * 1988-06-29 1990-05-15 The Procter & Gamble Company Detergent granules from cold dough using fine dispersion granulation

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Publication number Publication date
KR920000114B1 (en) 1992-01-09
DE68912983T2 (en) 1994-06-01
MY105051A (en) 1994-07-30
ES2049320T5 (en) 2002-05-16
ZA895578B (en) 1991-03-27
EP0351937B1 (en) 1994-02-09
GB8817386D0 (en) 1988-08-24
KR920004462B1 (en) 1992-06-05
EP0351937B2 (en) 2001-12-12
HK86594A (en) 1994-09-02
JPH0241399A (en) 1990-02-09
TR25923A (en) 1993-09-17
ZA893186B (en) 1990-12-28
JP2644038B2 (en) 1997-08-25
CA1322704C (en) 1993-10-05
ES2049320T3 (en) 1994-04-16
PH26823A (en) 1992-11-05
IN170472B (en) 1992-03-28
DE68912983D1 (en) 1994-03-24
BR8902006A (en) 1990-04-10
EP0351937A1 (en) 1990-01-24
AU611556B2 (en) 1991-06-13
GB8910087D0 (en) 1989-06-21
DE68912983T3 (en) 2002-04-04
IN169824B (en) 1991-12-28
AU3375189A (en) 1990-01-25
KR900001836A (en) 1990-02-27

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