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Detergent composition in the form of suspension

A technology of suspension and detergent, applied in the direction of detergent composition, organic detergent composition, inorganic/elemental detergent composition, etc., can solve problems such as difficult to realize

Active Publication Date: 2018-10-26
UNILEVER IP HLDG BV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this goal is very difficult to achieve due to the sedimentation and emulsification / flotation phenomena of the suspended particles, which cause the suspension to stratify over time

Method used

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  • Detergent composition in the form of suspension

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0131] A pourable thixotropic machine dishwashing product was prepared based on the formulation shown in Table 1.

[0132] Table 1

[0133] Element

weight%

glycerin

47.50

Citric acid (50%)

1.43

Dissolvine TM GL 47-S 1

9.40

Dissolvine TM PD-S 2 2

18.40

demineralized water

7.99

xanthan gum

0.21

Carbonate ash light

12.10

Percarbonate 3

1.10

Lutensol TM AT80 (Nonionic Surfactant)

1.87

[0134] 1 contains approximately 48% by weight GLDA and 45% by weight water

[0135] 2 Contains approximately 85% by weight GLDA and 9% by weight water

[0136] 3 Coated with percarbonate, 98% by weight, 0.2 mm to 1.4 mm

[0137] The product was prepared as follows: A liquid premix was prepared by mixing glycerin and xanthan gum into a homogeneous suspension. Next, add demineralized water with constant stirring. Afterwards, administer Dissolvine at ambient temperature TM GL 47...

Embodiment 2

[0140] Thixotropic machine dishwashing compositions were prepared based on the formulations shown in Table 2.

[0141] Table 2

[0142]

[0143] Compositions were prepared in batches of 3 kg in a Unimix (from Haagen & Rinau) mixer operating at a vacuum of 70 rpm while maintaining the temperature of the mixer contents at 20°C. The mixing procedure used was as follows:

[0144] ●Introduce glycerin and xanthan gum and mix for 20 minutes;

[0145] ●Add demineralized water and continue stirring for 20 minutes;

[0146] ●Add citric acid solution and Dissolvine TM GL 47-S, continue mixing for 5 minutes;

[0147] ●Join Dissolvine TM PD-S 2, continue mixing for 40 minutes;

[0148] ●Join Lutensol TM AT80 and carbonate, continue stirring for 30 minutes;

[0149] • Add percarbonate and continue mixing for 35 minutes.

[0150] The compositions were analyzed for water activity and stability. The results are shown in Table 3.

[0151] table 3

[0152]

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Abstract

The invention provides a detergent suspension comprising 70-99.5 wt.% of a fluid phase and 0.5-30 wt.% of suspended particles having a diameter of at least 0.1 mm, said detergent suspension comprising: 8-30 wt.% of water; 20-75 wt.% of glycerol; 8-40 wt.% of a builder; and 0.01-1 wt.% of structuring biopolymer selected from xanthan gum, locust bean gum, guar gum, gum Arabic, gellan gum, carrageenan, carboxymethyl cellulose, microcrystalline cellulose, microfibrous cellulose and combinations thereof; wherein the combination of water and glycerol represents at least 40 wt.% of the detergent suspension and the water and glycerol are present in a manner that a weight ratio of the water to the glycerol is less than 2:3. The detergent suspension according to the invention has a very low water activity, and is very stable and easy to manufacture.

Description

technical field [0001] The present invention relates to detergent compositions in the form of suspensions. More specifically, the present invention relates to detergent compositions comprising a fluid phase and suspended particles, wherein the fluid phase comprises water, glycerin, builders and structured biopolymers, wherein the combination of water and glycerin accounts for the detergent suspension of at least 40% by weight. wherein the water and glycerin are present in a weight ratio of water to glycerol of less than 2:3. [0002] The detergent suspensions of the present invention may be provided as a pourable viscous product or as a semi-solid gel. Background technique [0003] Detergent formulations typically contain many different active ingredients, including surfactants, builders, enzymes and bleaching agents. [0004] Surfactants are used to release stains and soils and to disperse the released components into the cleaning solution. Surfactants are also used to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C11D3/20C11D3/22C11D17/00C11D3/06C11D3/10C11D3/33
CPCC11D3/06C11D3/10C11D3/2065C11D3/2086C11D3/222C11D3/225C11D3/33C11D17/0013C11D17/003
Inventor E·M·G·巴布兹M·P·J·范德尤曾K·B·吉尔斯R·J·默尔
Owner UNILEVER IP HLDG BV
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