EP0436971A3 - Wax encapsulated bleach particles and method for making same - Google Patents

Wax encapsulated bleach particles and method for making same Download PDF

Info

Publication number: EP0436971A3
Authority: EP; European Patent Office
Prior art keywords: making same; bleach particles; encapsulated bleach; wax encapsulated; wax
Prior art date: 1989-11-15
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19900202882

Other versions

EP0436971A2 (en

EP0436971B1 (en

Inventor

Robert Unilever Research U.S. Inc. Gabriel

Paul Anthony Unilever Research U.S. Inc. Hanna

Ahmed A. Unilever Research U.S. Inc. Kamel

David John Unilever Research U.S. Inc. Lang

Richard Unilever Research U.S. Inc. Theiler

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Unilever PLC

Unilever NV

Original Assignee

Unilever PLC

Unilever NV

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1989-11-15

Filing date

1990-10-31

Publication date

1991-07-31

1990-10-31 Application filed by Unilever PLC, Unilever NV filed Critical Unilever PLC

1991-07-17 Publication of EP0436971A2 publication Critical patent/EP0436971A2/en

1991-07-31 Publication of EP0436971A3 publication Critical patent/EP0436971A3/en

1997-12-17 Application granted granted Critical

1997-12-17 Publication of EP0436971B1 publication Critical patent/EP0436971B1/en

2010-10-31 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/395—Bleaching agents
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/0039—Coated compositions or coated components in the compositions, (micro)capsules
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/39—Organic or inorganic per-compounds

Landscapes

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)

EP90202882A 1989-11-15 1990-10-31 Wax encapsulated bleach particles and method for making same Expired - Lifetime EP0436971B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US43699689A	1989-11-15	1989-11-15
US436996		1989-11-15

Publications (3)

Publication Number	Publication Date
EP0436971A2 EP0436971A2 (en)	1991-07-17
EP0436971A3 true EP0436971A3 (en)	1991-07-31
EP0436971B1 EP0436971B1 (en)	1997-12-17

Family

ID=23734638

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP90202882A Expired - Lifetime EP0436971B1 (en)	1989-11-15	1990-10-31	Wax encapsulated bleach particles and method for making same

Country Status (8)

Country	Link
EP (1)	EP0436971B1 (en)
JP (1)	JPH03185099A (en)
AU (1)	AU633645B2 (en)
BR (1)	BR9005786A (en)
CA (1)	CA2029658A1 (en)
DE (1)	DE69031824T2 (en)
ES (1)	ES2110407T3 (en)
ZA (1)	ZA909178B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5336430A (en) *	1992-11-03	1994-08-09	Lever Brothers Company, Division Of Conopco, Inc.	Liquid detergent composition containing biodegradable structurant
US5480577A (en) *	1994-06-07	1996-01-02	Lever Brothers Company, Division Of Conopco, Inc.	Encapsulates containing surfactant for improved release and dissolution rates
EP0770121B1 (en) *	1994-07-04	1999-05-06	Unilever N.V.	Washing process and composition
DE19727073A1 (en) *	1997-06-25	1999-01-07	Henkel Kgaa	Coated detergent component
WO2000046329A1 (en)	1999-02-05	2000-08-10	Unilever Plc	Dish washing process and compositions relating thereto
DE19918267A1 (en) *	1999-04-22	2000-10-26	Henkel Kgaa	Surfactant-containing material, e.g., a washing-up liquid, which includes microcapsules in which incompatible or sensitive components are enclosed
US6406747B1 (en) *	2000-11-28	2002-06-18	Xerox Corporation	Methods of encapsulating cores using ink jets or fogs
US20030176308A1 (en) *	2002-03-14	2003-09-18	Unilever Home & Personal Usa	Detergent compositions containing components modified to float in water
KR100892551B1 (en)	2006-02-15	2009-04-09	신명곤	The method of preparing for microencapsulated acids to control of the carbon dioxide release and the pH values in model packs
DE102006023937A1 (en)	2006-05-19	2007-11-22	Henkel Kgaa	Encapsulated bleach particles
US9474720B2 (en)	2013-11-04	2016-10-25	BioPharmX, Inc.	Dosage form comprising an active ingredient and a plurality of solid porous microcarriers

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB953655A (en) *	1959-11-24	1964-03-25	Procter And Gamble Ltd	Process for making a bleaching composition
EP0030759A1 (en) *	1979-12-12	1981-06-24	INTEROX Société Anonyme	Process for stabilizing particles containing peroxidated compounds and bleaching compositions containing particles stabilized according to this process
FR2548684A1 (en) *	1983-07-08	1985-01-11	Charbonnages Ste Chimique	DETERGENT COMPOSITIONS CONTAINING A CHLOROISOCYANURIC DERIVATIVE SUITABLE FOR WASHING DISHWASHERS IN WASHING MACHINE AND PROCESS FOR PREPARING THE SAME
EP0292314A2 (en) *	1987-05-22	1988-11-23	Unilever Plc	Process for encapsulating particles using polymer latex

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4919841A (en) *	1988-06-06	1990-04-24	Lever Brothers Company	Wax encapsulated actives and emulsion process for their production

1990
- 1990-10-31 EP EP90202882A patent/EP0436971B1/en not_active Expired - Lifetime
- 1990-10-31 DE DE69031824T patent/DE69031824T2/en not_active Expired - Fee Related
- 1990-10-31 ES ES90202882T patent/ES2110407T3/en not_active Expired - Lifetime
- 1990-11-09 CA CA002029658A patent/CA2029658A1/en not_active Abandoned
- 1990-11-12 AU AU65970/90A patent/AU633645B2/en not_active Ceased
- 1990-11-14 BR BR909005786A patent/BR9005786A/en unknown
- 1990-11-15 JP JP2310136A patent/JPH03185099A/en active Pending
- 1990-11-15 ZA ZA909178A patent/ZA909178B/en unknown

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB953655A (en) *	1959-11-24	1964-03-25	Procter And Gamble Ltd	Process for making a bleaching composition
EP0030759A1 (en) *	1979-12-12	1981-06-24	INTEROX Société Anonyme	Process for stabilizing particles containing peroxidated compounds and bleaching compositions containing particles stabilized according to this process
FR2548684A1 (en) *	1983-07-08	1985-01-11	Charbonnages Ste Chimique	DETERGENT COMPOSITIONS CONTAINING A CHLOROISOCYANURIC DERIVATIVE SUITABLE FOR WASHING DISHWASHERS IN WASHING MACHINE AND PROCESS FOR PREPARING THE SAME
EP0292314A2 (en) *	1987-05-22	1988-11-23	Unilever Plc	Process for encapsulating particles using polymer latex

Also Published As

Publication number	Publication date
AU633645B2 (en)	1993-02-04
DE69031824D1 (en)	1998-01-29
ZA909178B (en)	1992-07-29
EP0436971A2 (en)	1991-07-17
JPH03185099A (en)	1991-08-13
CA2029658A1 (en)	1991-05-16
ES2110407T3 (en)	1998-02-16
DE69031824T2 (en)	1998-04-30
AU6597090A (en)	1991-05-23
BR9005786A (en)	1991-09-24
EP0436971B1 (en)	1997-12-17

Legal Events

Date	Code	Title	Description
1991-05-31	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1991-06-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1991-07-17	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): CH DE ES FR GB IT LI NL SE
1991-07-31	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): CH DE ES FR GB IT LI NL SE
1991-12-27	17P	Request for examination filed	Effective date: 19911025
1992-12-02	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: UNILEVER PLC Owner name: UNILEVER N.V.
1995-10-18	17Q	First examination report despatched	Effective date: 19950905
1997-02-19	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1997-05-07	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1997-06-11	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1997-10-31	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1997-12-17	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): CH DE ES FR GB IT LI NL SE
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1998-01-29	REF	Corresponds to:	Ref document number: 69031824 Country of ref document: DE Date of ref document: 19980129
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1998-02-17	ITF	It: translation for a ep patent filed	Owner name: JACOBACCI & PERANI S.P.A.
1998-02-27	ET	Fr: translation filed
1998-03-17	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 19980317
1998-06-02	NLV1	Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
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ZA894273B (en)	1991-02-27	Wax encapsulated actives and emulsion process for their production
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