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High-molecular composite particle with dodecahedron structure and its preparing process

A dodecahedron and composite particle technology, which is applied in the field of polymer composite particles and its preparation, can solve the problems of inability to prepare three-dimensional ordered polymer colloidal particle crystals, and achieve the effects of controllable size, easy-to-obtain raw materials, and simple methods

Inactive Publication Date: 2007-07-11
FUDAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the particles obtained by this method only have deformation in one direction, and it is impossible to prepare three-dimensionally ordered polymer colloidal particle crystals with the same deformation.

Method used

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  • High-molecular composite particle with dodecahedron structure and its preparing process

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] Embodiment 1: the polystyrene microsphere that 0.10g particle diameter is 1.0 μ m is fully dispersed in the ethanol of 4.90g, the ethanol solution (containing 0.10g resole phenolic resin, 0.03 g F127), after stirring at room temperature for 1 h, the mixture was transferred to a centrifuge tube and centrifuged at a speed of 4000 rpm for 0.5 h, and after decanting the supernatant, the centrifuge tube with the collected samples was placed in an oven at 100°C and baked for 24 h to obtain After the product is peeled off and ground, the dodecahedral polymer composite particles can be obtained.

Embodiment 2

[0022] Embodiment 2: 0.25g particle diameter is that the polystyrene microsphere of 1.0 μm is fully dispersed in the ethanol of 4.90g, adds the ethanolic solution (containing 0.20g resole phenolic resin, 0.03gP123), after stirring at room temperature for 1h, the mixture was transferred to a centrifuge tube and centrifuged at a speed of 3000rpm for 0.5h, after decanting the supernatant, the centrifuge tube with the sample was placed in an oven at 100°C and baked for 24h to obtain After the product is peeled off and ground, the dodecahedral polymer composite particles can be obtained.

Embodiment 3

[0023] Example 3: 0.10 g of poly(styrene / γ-methacryloxypropyltrimethoxysilane) microspheres with a particle size of 0.6 μm were fully dispersed in 4.90 g of ethanol, and 2 g of formazan was added thereto The ethanol solution of phenolic resin / F108 (0.10g containing resole phenolic resin, 0.04g F108), after stirring at room temperature for 1h, the mixture was transferred to a centrifuge tube and centrifuged at a speed of 8000rpm for 0.5h, and the supernatant was decanted. The centrifuge tube with collected samples was placed in an oven at 80° C. and baked for 24 hours. The obtained product was peeled off and ground to obtain dodecahedral polymer composite particles.

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Abstract

The invention discloses a single-dispersing macromolecular composite microparticle and making method with dodecahedron structure in the composite nanometer material technical domain, which comprises the following steps: dispersing microparticle in the soluble phenol resin and polycycloxyethylene-polycycloxypropone-polycycloxyethylene surface activator; sedimenting macromolecular microparticle on the bottom to pile through centrifugal; pouring the supernatant; collecting sample; placing centrifugal pipe in the oven; toasting under certain temperature; grinding; obtaining the composite microparticle with phenol resin on the exterior and dodecahedron macromolecule on the interior; fitting for synthesizing photon crystal, special shape and structured nanometer structure material.

Description

technical field [0001] The invention belongs to the technical field of nanocomposite materials, and in particular relates to a monodisperse polymer composite particle with a dodecahedral structure and a preparation method thereof. technical background [0002] In recent years, as one of the interdisciplinary research hotspots, the related research on monodisperse colloidal microspheres with submicron and micron size has attracted widespread interest. The research on these colloidal particles involves many fields such as chemistry, material science, electronic engineering, biology, and medicine. Monodisperse colloidal microspheres can be used as standard metering materials, catalyst carriers, coating and ink additives, and in the synthesis of nanomaterials, these microspheres can be used as building blocks for periodic structure materials, templates for ordered macroporous materials, etc. . Monodisperse polymer microspheres and silica microspheres are currently the most wid...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08J3/12C08L25/06C08L61/06B32B27/28
Inventor 邓勇辉刘翀郁挺张福强屠波吴晓京赵东元
Owner FUDAN UNIV