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a denture stabilizer

A stabilizer and denture technology, applied in dental preparations, medical science, dentistry, etc., to achieve the effect of improving stability and aesthetic properties, and formulating products evenly

Active Publication Date: 2018-06-05
BOAI NKY PHARMA LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At the same time, most of the raw materials of the above-mentioned patents contain zinc ions

Method used

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Examples

Experimental program
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Effect test

Embodiment 1

[0032] Vinyl methyl ether maleic acid inorganic salt copolymer ultrafine powder has the following properties:

[0033] 1) Rotational viscosity of 10% aqueous solution of powder: 1000~5000cp (25°C);

[0034] 2) Powder particle size: the median particle size of the powder is less than or equal to 25 μm, preferably less than or equal to 15 μm; the particle size of 90% of the powder particles in the product should be less than or equal to 50 μm, preferably less than or equal to 30 μm, and a small amount (volume fraction <1%) the particle size of super large particles should not be larger than 75μm, preferably not larger than 50μm;

[0035] 3) Powder molecular weight: the number average molecular weight is 500,000 ~ 3,000,000.

[0036] 4) 10-90% of the carboxylic acid groups in the vinyl methyl ether maleate inorganic salt copolymer can be chelated with metal ions, and the metal ions are sodium ions or calcium ions.

[0037] 5) Obtained by high-speed mechanical impact crushing, a...

Embodiment 2

[0039] A denture stabilizer, vinyl methyl ether maleic acid inorganic salt copolymer superfine powder 23wt% in embodiment 1, sodium carboxymethylcellulose 33.85wt%, liquid paraffin 21wt%, vaseline 21wt%, two Silicon oxide 1 wt%, erythrosin aluminum lake 0.05 wt%, menthol 0.1 wt%.

[0040] Preparation method: weigh Vaseline and liquid paraffin in a beaker, and heat at 60~70°C until completely melted visually; add color lake and menthol, and keep stirring; after the color is evenly mixed, add PVM / MA-MS, carboxylate Sodium methylcellulose, silicon dioxide; After the powder is completely added, stir the paste continuously until the paste is uniform pink.

[0041] How to use: Clean and dry the dentures, squeeze an appropriate amount of stabilizer on the denture base, avoiding the edge of the base, so as not to overflow the excess stabilizer during occlusal; rinse your mouth with water, put the dentures coated with stabilizer back on In the mouth, bite for a few seconds, and after ...

Embodiment 3

[0043] A denture stabilizer, Gantrez® MS-955 23wt%, sodium carboxymethylcellulose 33.85wt%, liquid paraffin 21wt%, petrolatum 21wt%, silicon dioxide 1wt%, erythrosin aluminum lake 0.05wt %, menthol 0.1 wt%.

[0044] The preparation method and usage method are the same as in Example 3.

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PUM

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Abstract

The invention discloses a denture adhesive which comprises methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder. The methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder has the following properties: (1) the rotary viscosity of a 10% aqueous solution of the methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder is 1000-5000 cp at 25 DEG C; (2) the medium particle diameter of the methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder is smaller than or equal to 25 micrometers (optimally smaller than or equal to 15 micrometers, the particle diameter of 90% of the methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder is smaller than or equal to 50 micrometers (optimally smaller than or equal to 30 micrometers), and the particle diameter of several oversized particles (the volume fraction is lower than 1%) of the methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder is smaller than or equal to 75 micrometers (optimally smaller than or equal to 50 micrometers); (3) the molecular mass of the methyl vinyl ether / maleic acid inorganic salt copolymer superfine powder is 500000-3000000.

Description

technical field [0001] The invention relates to a denture stabilizer. Background technique [0002] Denture stabilizer is a paste-like adhesive used to assist denture wearing. It acts on the tissue surface of the denture base, absorbs saliva and expands to make the denture and the oral mucosa tightly bonded to achieve the purpose of improving the retention and stability of the denture, thereby improving The level of awareness of the comfort of wearing dentures is gradually increasing. A brief overview of the effects of denture stabilizers are as follows: 1. Reduce the stimulation of dentures on the gums, thereby effectively maintaining oral health; 2. Denture stabilizers make the dentures and gums fit more firmly, effectively preventing food residues from entering; 3. Improve the contact between dentures and the oral cavity Adhesiveness, enhanced bite force, etc. It is suitable for full and partially removable dentures. [0003] In recent decades, there are many types of ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61K6/083A61K6/097A61K6/898
Inventor 王坚强
Owner BOAI NKY PHARMA LTD
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