CA2144660A1 - Hydrophilic polymer-coated microcrystallites of bicarbonate ingredient - Google Patents

Hydrophilic polymer-coated microcrystallites of bicarbonate ingredient

Info

Publication number
CA2144660A1
CA2144660A1 CA002144660A CA2144660A CA2144660A1 CA 2144660 A1 CA2144660 A1 CA 2144660A1 CA 002144660 A CA002144660 A CA 002144660A CA 2144660 A CA2144660 A CA 2144660A CA 2144660 A1 CA2144660 A1 CA 2144660A1
Authority
CA
Canada
Prior art keywords
microcrystallites
hydrophilic polymer
coated
bicarbonate
bicarbonate ingredient
Prior art date
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
CA002144660A
Other languages
French (fr)
Other versions
CA2144660C (en
Inventor
Richard T. Murphy
M. Stephen Lajoie
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.)
Church and Dwight Co Inc
Original Assignee
Richard T. Murphy
M. Stephen Lajoie
Church & Dwight Company, Inc.
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.)
Filing date
Publication date
Application filed by Richard T. Murphy, M. Stephen Lajoie, Church & Dwight Company, Inc. filed Critical Richard T. Murphy
Publication of CA2144660A1 publication Critical patent/CA2144660A1/en
Application granted granted Critical
Publication of CA2144660C publication Critical patent/CA2144660C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/11—Encapsulated compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/12—Face or body powders for grooming, adorning or absorbing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q15/00—Anti-perspirants or body deodorants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns

Abstract

This invention provides a powder composition which is composed of particles consisting of a hydrophilic polymer coating having an encapsulated core matrix content of at least two microcrystallites of water-soluble inorganic compound such as sodium bicarbonate. In one embodiment a present invention powder composition has a content of hydrophilic polymer-coated bicarbonate microcrystallites, and a cosmetically safe anti-caking agent such as talc, and has utility as a baby powder product
CA002144660A 1993-04-27 1994-02-08 Hydrophilic polymer-coated microcrystallites of bicarbonate ingredient Expired - Fee Related CA2144660C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5383493A 1993-04-27 1993-04-27
US053,834 1993-04-27
PCT/US1994/001193 WO1994024994A1 (en) 1993-04-27 1994-02-08 Hydrophilic polymer-coated microcrystallites of bicarbonate ingredient

Publications (2)

Publication Number Publication Date
CA2144660A1 true CA2144660A1 (en) 1994-11-10
CA2144660C CA2144660C (en) 2001-05-29

Family

ID=21986862

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002144660A Expired - Fee Related CA2144660C (en) 1993-04-27 1994-02-08 Hydrophilic polymer-coated microcrystallites of bicarbonate ingredient

Country Status (3)

Country Link
AU (1) AU6548594A (en)
CA (1) CA2144660C (en)
WO (1) WO1994024994A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2737134B1 (en) * 1995-07-27 1998-05-29 Bionatec Sarl PROCESS FOR PRODUCING GRANULES AND GRANULES OBTAINED THEREBY
GB0010839D0 (en) * 2000-05-04 2000-06-28 Elementis Uk Limited Biostatic agent
US6576810B1 (en) * 2000-10-25 2003-06-10 Kimberly-Clark Worldwide, Inc. Toilet training article containing an effervescent agent
US7002055B2 (en) 2004-04-13 2006-02-21 Kimberly-Clark Worldwide, Inc. Toilet training article containing a foaming agent
GB0712316D0 (en) 2007-06-26 2007-08-01 Entripneur Ltd A novel powder and its method of manufacture
PL2204095T3 (en) 2008-12-23 2011-09-30 Basf Se Mix crystal, method for their manufacture and application thereof in the production of baking goods

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO149199C (en) * 1977-08-26 1984-03-07 Unilever Nv Antiperspirant PREPARATION.

Also Published As

Publication number Publication date
AU6548594A (en) 1994-11-21
CA2144660C (en) 2001-05-29
WO1994024994A1 (en) 1994-11-10

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed