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Piezoelectric ceramic ultra-high filling silicone rubber composite ink material for ink direct writing printing and preparation method and application of piezoelectric ceramic ultra-high filling silicone rubber composite ink material

A piezoelectric ceramic and silicone rubber technology, applied in the field of 3D printing polymer materials, can solve the problems of poor ink support, limited research and development, difficult to control the viscosity of printing ink, etc., to achieve low manufacturing costs, expand molding methods, and expand preparation effect of the pathway

Active Publication Date: 2021-11-09
SICHUAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, DIW technology also has problems with the printability of its ink materials, usually due to the difficulty of adjusting the viscosity of the printing ink and the poor support of the ink during the printing process, which greatly limits its research and development in many fields.

Method used

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  • Piezoelectric ceramic ultra-high filling silicone rubber composite ink material for ink direct writing printing and preparation method and application of piezoelectric ceramic ultra-high filling silicone rubber composite ink material
  • Piezoelectric ceramic ultra-high filling silicone rubber composite ink material for ink direct writing printing and preparation method and application of piezoelectric ceramic ultra-high filling silicone rubber composite ink material
  • Piezoelectric ceramic ultra-high filling silicone rubber composite ink material for ink direct writing printing and preparation method and application of piezoelectric ceramic ultra-high filling silicone rubber composite ink material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0069] In this embodiment, a piezoelectric ceramic super-filled silicone rubber composite ink material used for ink direct writing printing, its raw materials mainly include the following components in parts by weight:

[0070] Silicone rubber resin 200 parts,

[0071] 800 parts of piezoelectric ceramic filler,

[0072] 400 parts of solvent;

[0073] Wherein, the silicone rubber resin is selected as polydimethylsiloxane rubber,

[0074] The piezoelectric ceramic filler is selected as barium titanate,

[0075] Described solvent is selected as ethyl acetate;

[0076] The preparation method of the above-mentioned piezoelectric ceramic super-filled silicone rubber composite ink material for ink direct-writing printing comprises the following steps:

[0077] (1) Under normal temperature conditions, after adding piezoelectric ceramic fillers to the solvent and fully mixing, it is used as a mixed liquid for subsequent use;

[0078] (2) After adding silicone rubber resin to the m...

Embodiment 2

[0086] In this embodiment, a piezoelectric ceramic highly filled silicone rubber composite ink material for ink direct writing, its raw materials mainly include the following components in parts by weight:

[0087] Silicone rubber resin 100 parts,

[0088] 900 parts of piezoelectric ceramic filler,

[0089] 500 parts of solvent;

[0090] Wherein, the silicone rubber resin is selected as polydimethylsiloxane rubber,

[0091] The piezoelectric ceramic filler is selected as barium titanate,

[0092] Described solvent is selected as ethyl acetate;

[0093] The preparation method of the above-mentioned piezoelectric ceramic highly filled silicone rubber composite ink material for ink direct writing comprises the following steps:

[0094] (1) Under normal temperature conditions, after adding piezoelectric ceramic fillers to the solvent and fully mixing, it is used as a mixed liquid for subsequent use;

[0095] (2) After adding silicone rubber resin to the mixed solution obtained ...

Embodiment 3

[0102] In this embodiment, a piezoelectric ceramic highly filled silicone rubber composite ink material for ink direct writing, its raw materials mainly include the following components in parts by weight:

[0103] Silicone rubber resin 300 parts,

[0104] 700 parts of piezoelectric ceramic filler,

[0105] 350 parts of solvent;

[0106] Wherein, the silicone rubber resin is selected as polydimethylsiloxane rubber,

[0107] The piezoelectric ceramic filler is selected as barium titanate,

[0108] Described solvent is selected as ethyl acetate;

[0109] The preparation method of the above-mentioned piezoelectric ceramic highly filled silicone rubber composite ink material for ink direct writing comprises the following steps:

[0110] (1) Under normal temperature conditions, after adding piezoelectric ceramic fillers to the solvent and fully mixing, it is used as a mixed liquid for subsequent use;

[0111] (2) After adding silicone rubber resin to the mixed solution obtaine...

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Abstract

The invention provides a piezoelectric ceramic ultrahigh filled silicone rubber composite ink material for ink direct writing printing and a preparation method and application thereof, the composite ink material mainly comprises the following raw materials: silicone rubber resin, piezoelectric ceramic filler and solvent component, the addition amount of the piezoelectric ceramic filler can reach 90 wt%, and the addition amount of the solvent component can reach 90 wt%. The preparation method comprises the following steps: fully dispersing the piezoelectric ceramic filler in a solvent, then adding the silicone rubber resin, fully mixing, and finally carrying out thickening treatment, thereby obtaining the piezoelectric ceramic composite material which can be directly applied to ink direct writing 3D printing. Tests show that the composite ink material is good in printing capacity, good in dispersity and high in supporting force, and a printed piezoelectric workpiece has good flexibility and piezoelectric output.

Description

technical field [0001] The invention belongs to the technical field of 3D printing polymer materials, and in particular relates to a piezoelectric ceramic ultra-high-filling silicone rubber composite ink material for ink direct-writing printing and its preparation method and application, especially suitable for high-performance wearable capstans. Fabrication of capable devices. Background technique [0002] Piezoelectric materials are a class of smart materials that can realize power-electric conversion. They can collect discrete mechanical energy in the environment and are used in self-powered devices, wearable sensors, nanogenerators and other fields. Wearable devices provide the material foundation. The types of piezoelectric materials mainly include piezoelectric crystals, such as quartz, piezoelectric ceramics, such as barium titanate, lead zirconate titanate, potassium niobate, etc.; piezoelectric polymers, such as polyvinylidene fluoride (PVDF), odd nylon ( PA11) et...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L83/04C08L83/07C08L83/08C08K3/24B33Y70/10
CPCC08K3/24B33Y70/10C08L83/04C08L83/08
Inventor 陈宁陈芳李莉江龙周涛张楚虹
Owner SICHUAN UNIV
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