IP Library Granted Patent US 9,827,170
Granted Patent B2
US 9,827,170 · App. 14/478,091 · Granted Nov 28, 2017

Toothpaste compositions with reduced abrasivity

Inventors: Vijay Kamalakant Gadkari (Mumbai, IN); Vinayak Bhalchandra Randive (Thane, IN); Mahalingam Ramanan Venkat (Mumbai, IN); Namita Ashok Betrabet (Mumbai, IN); Sitaram Anant Kadam (Mumbai, IN)
Assignee: FMC Corporation
A61K6/00A61K8/19A61K8/25A61K8/731A61Q11/00A61K2800/10A61K2800/412A61K2800/5422
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Quick Facts
Patent No.
US 9,827,170
App. No.
14/478,091
Granted
Nov 28, 2017
Kind
B2
Abstract

Toothpaste compositions are disclosed. The toothpaste composition comprises a binder; a surface active agent; an abrasive; a humectant; and water; in which: (1) the abrasive is silica, the composition additionally comprises a silica thickener, and the composition comprises 1 to 7 wt % of the silica thickener, less than 15 wt % of the silica abrasive, 45 to 70 wt % water, 0.8 to 3.0 wt % of a surface active agent; 0.05 to 3.0 wt % the binder; or (2) the abrasive is silica, the composition additionally comprises a silica thickener, the composition comprises 2 to 22 wt % total silica, 0.8 to 3.0 wt % of a surface active agent; 0.05 to 3.0 wt % the binder, and the composition additionally comprises about 0.1 to 8.0 wt % of non-colloidal microcrystalline cellulose, colloidal microcrystalline cellulose, or a mixture thereof; or (3) the binder is a calcium based abrasive, the binder is a cellulose gum, and the composition comprises 25 to 55 wt % of the calcium based abrasive, 35 to 60 wt % water, 0.8 to 3.0 wt % of the surface active agent, and 1.0 to 3.0 wt % of the binder.

Claims (10)

1. A toothpaste composition comprising:

(a) a binder; (b) a surface active agent; (c) an abrasive; (d) a humectant; and (d) water;

wherein:

(i) the abrasive is calcium carbonate;

(ii) the binder is a cellulose gum; and

(iii) the composition comprises 25 to 55 wt % calcium carbonate, 40 to 60 wt % water, 0.8 to 3.0 wt % of the surface active agent, and 1.0 to 3.0 wt % of the binder

wherein the composition additionally comprises 0.5 to 7.0 wt % of non-colloidal microcrystalline cellulose, colloidal microcrystalline cellulose or a mixture thereof and wherein the composition has an initial viscosity of from about 80,000 to about 180,000 centipoise.

2. The composition of claim 1 in which the binder is carboxymethyl cellulose.

3. The composition of claim 1 in which the composition additionally comprises 1.0 to 7.0 wt % of a silica thickener.

4. The composition of claim 1 in which the composition additionally comprises a flavoring and a sweetener.

Assignments (2)
CHANGE OF NAME Recorded Apr 10, 2024
From: DUPONT NUTRITION USA, INC.
To: INTERNATIONAL N&H USA, INC.
Reel/Frame 067056/0437 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 3, 2018
From: FMC CORPORATION
To: DUPONT NUTRITION USA, INC.
Reel/Frame 046063/0219 →
Continuity (4)
Division 10544282
Provisional Application 60445376 · Feb 5, 2003
Provisional Application 60479690 · Jun 19, 2003
Related Publication 20140377191A1 · Dec 25, 2014