IP Library Granted Patent US 11,680,124
Granted Patent B2
US 11,680,124 · App. 17/022,307 · Granted Jun 20, 2023

Method of manufacturing self-healing polymer that can control physical character according to composition using initiated chemical vapor deposition

Inventors: SungGap Im (Daejeon, KR); Moon Jin Kwak (Daejeon, KR); Kihoon Jeong (Daejeon, KR); Youson Kim (Daejeon, KR); Yujin Lee (Daejeon, KR)
Assignee: Korea Advanced Institute of Science and Technology
C08F220/281B05D1/60C08F220/325C08K5/14B05D2502/00
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Quick Facts
Patent No.
US 11,680,124
App. No.
17/022,307
Granted
Jun 20, 2023
Kind
B2
Abstract

A method of manufacturing self-healing polymer capable of controlling physical properties is provided. The method includes forming the self-healing polymer by adjusting a copolymer composition using monomers of glycidyl methacrylate (GMA) and 2-hydroxyethyl acrylate (HEA) and an initiator of tert-butyl peroxide (TBPO) based on an initiated chemical vapor deposition method (iCVD).

Claims (9)

1. A method of manufacturing self-healing polymer capable of controlling physical properties, the method comprising:

forming the self-healing polymer by adjusting physical properties depending on a composition of a copolymer using monomers of glycidyl methacrylate (GMA) and 2-hydroxyethyl acrylate (HEA) and an initiator of tert-butyl peroxide (TBPO) based on an initiated chemical vapor deposition method (iCVD),

wherein during the forming of the self-healing polymer a flow rate is adjusted of each of the monomers of glycidyl methacrylate (GMA) and 2-hydroxyethyl acrylate (HEA) to control the copolymer composition; and

wherein the copolymer of the composition has a high proportion of 2-hydroxyethyl acrylate (HEA) and shows a fast self-healing time compared to the copolymer of the composition having a high proportion of glycidyl methacrylate (GMA).

2. The method of claim 1 , wherein the copolymer of the composition having a low proportion of glycidyl methacrylate (GMA) has little change in mechanical properties before and after 30% strain and restores the most properties in about 20 minutes at large strain of 150%.

3. A method of manufacturing self-healing polymer capable of controlling physical properties, the method comprising:

forming the self-healing polymer by adjusting physical properties depending on a composition of copolymer using monomers of glycidyl methacrylate (GMA) and 2-hydroxyethyl acrylate (HEA) and an initiator of tert-butyl peroxide (TBPO) based on an initiated chemical vapor deposition method (iCVD);

wherein the forming of the self-healing polymer includes depositing a gold electrode on the self-healing polymer to be applied to an electronic device.

4. The method of claim 1 , wherein the self-healing polymer is flat and transparent regardless of the composition of the copolymer.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 17, 2020
From: IM, SUNGGAP; KWAK, MOO JIN; JEONG, KIHOON; KIM, YOUSON; LEE, YUJIN
To: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Reel/Frame 053798/0787 →
Priority Claims (1)
KR 10-2019-0113232 · Sep 16, 2019 · national
Continuity (1)
Related Publication 20210079142A1 · Mar 18, 2021