KR102768398B1 - 방수형 야구공 및 이의 제조 방법 - Google Patents
방수형 야구공 및 이의 제조 방법 Download PDFInfo
- Publication number
- KR102768398B1 KR102768398B1 KR1020230067488A KR20230067488A KR102768398B1 KR 102768398 B1 KR102768398 B1 KR 102768398B1 KR 1020230067488 A KR1020230067488 A KR 1020230067488A KR 20230067488 A KR20230067488 A KR 20230067488A KR 102768398 B1 KR102768398 B1 KR 102768398B1
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- KR
- South Korea
- Prior art keywords
- layer
- waterproof
- baseball
- glass fiber
- waterproof layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003365 glass fiber Substances 0.000 claims description 66
- 238000004078 waterproofing Methods 0.000 claims description 53
- 239000000835 fiber Substances 0.000 claims description 51
- 239000003795 chemical substances by application Substances 0.000 claims description 36
- 238000004804 winding Methods 0.000 claims description 34
- 239000000853 adhesive Substances 0.000 claims description 29
- 230000001070 adhesive effect Effects 0.000 claims description 29
- 229920002635 polyurethane Polymers 0.000 claims description 28
- 239000004814 polyurethane Substances 0.000 claims description 28
- 239000011148 porous material Substances 0.000 claims description 21
- 229920006254 polymer film Polymers 0.000 claims description 14
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 12
- 229920006257 Heat-shrinkable film Polymers 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 8
- 230000005661 hydrophobic surface Effects 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 13
- 239000011248 coating agent Substances 0.000 description 13
- 229910052731 fluorine Inorganic materials 0.000 description 13
- 239000011737 fluorine Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 150000001875 compounds Chemical class 0.000 description 6
- 229920000742 Cotton Polymers 0.000 description 5
- 229910000077 silane Inorganic materials 0.000 description 5
- -1 silane compound Chemical class 0.000 description 5
- 210000002268 wool Anatomy 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000009958 sewing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 229920006311 Urethane elastomer Polymers 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 210000003038 endothelium Anatomy 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000005660 hydrophilic surface Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229920006300 shrink film Polymers 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B37/00—Solid balls; Rigid hollow balls; Marbles
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B37/00—Solid balls; Rigid hollow balls; Marbles
- A63B37/02—Special cores
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B37/00—Solid balls; Rigid hollow balls; Marbles
- A63B37/12—Special coverings, i.e. outer layer material
- A63B2037/125—Special coverings, i.e. outer layer material stitchings
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2209/00—Characteristics of used materials
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
Description
단위 : mm | 실시예 1 | 실시예 2 | |||
코어 | 종류 | 열경화성 우레탄계 엘라스토머 | |||
지름 | 25 | ||||
제1내피층 | 제1섬유 | 종류 | 양모사 | ||
직경 | 2 | ||||
층 두께 | 19 | ||||
방수층 | 제1방수층 | 유리섬유 | 표면처리 | X | 실란 커플링제(소수성) |
직경 | 0.3 | ||||
방수제 | 폴리우레탄 | ||||
층 두께 | 2 | ||||
제2방수층 | 종류 | 폴리비닐클로라이드 열수축 필름 | |||
층 두께 | 70 | ||||
제2내피층 | 제2섬유 | 종류 | 면사 | ||
표면처리 | 1차 | 폴리우레탄계 접착제 | |||
2차 | X | 불소 코팅제 | |||
직경 | 0.3 | ||||
층 두께 | 1 | ||||
외피층 | 종류 | 소가죽 | |||
층 두께 | 1.6 |
Claims (6)
- 구형의 코어;
상기 코어의 외면에 제1섬유가 권회되어 형성되는 제1내피층;
상기 제1내피층의 외면에 형성되는 방수층;
상기 방수층의 외면에 권회되는 제2섬유와, 상기 제2섬유 상에 도포되는 접착제를 포함하는 제2내피층; 및
상기 제2내피층의 외면을 덮는 복수의 단위 가죽과, 상기 단위 가죽들이 서로 결합되도록 봉제되는 실을 포함하는 외피층;을 포함하며,
상기 방수층은 제1방수층 및 제2방수층을 포함하며,
상기 제1방수층은,
상기 제1내피층의 외면에 유리섬유가 권회되어 다수의 공극을 포함하는 망 구조의 유리섬유층; 및
상기 공극이 밀봉되도록 상기 유리섬유 상에 도포되는 방수제;를 포함하며,
상기 제2방수층은 고분자 필름이 상기 제1방수층의 외면을 덮어 형성되는 방수형 야구공.
- 삭제
- 제1항에 있어서,
상기 제1방수층에서, 상기 유리섬유는 실란 커플링제로 소수성 표면 개질된 유리섬유이고, 상기 방수제는 폴리우레탄계 방수제를 포함하고,
상기 제2방수층의 고분자 필름은 폴리비닐클로라이드 열수축 필름이며,
상기 제1방수층은 상기 제1내피층의 외면에 상기 유리섬유가 권회되어 공극을 포함하는 망 구조의 상기 유리섬유층을 형성한 후, 상기 유리섬유층 상에 상기 폴리우레탄계 방수제가 분무된 다음 경화되어 형성되는 방수형 야구공. - 삭제
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020230067488A KR102768398B1 (ko) | 2023-05-25 | 2023-05-25 | 방수형 야구공 및 이의 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020230067488A KR102768398B1 (ko) | 2023-05-25 | 2023-05-25 | 방수형 야구공 및 이의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20240169816A KR20240169816A (ko) | 2024-12-03 |
KR102768398B1 true KR102768398B1 (ko) | 2025-02-13 |
Family
ID=93847322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020230067488A Active KR102768398B1 (ko) | 2023-05-25 | 2023-05-25 | 방수형 야구공 및 이의 제조 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR102768398B1 (ko) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030045384A1 (en) * | 2001-09-04 | 2003-03-06 | Yang Wen Hsiang | Structure of a baseball |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200240691Y1 (ko) | 2001-05-07 | 2001-10-12 | 조훈 | 방수가 되는 야광 야구공 |
-
2023
- 2023-05-25 KR KR1020230067488A patent/KR102768398B1/ko active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030045384A1 (en) * | 2001-09-04 | 2003-03-06 | Yang Wen Hsiang | Structure of a baseball |
Also Published As
Publication number | Publication date |
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KR20240169816A (ko) | 2024-12-03 |
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Comment text: Registration of Establishment Patent event date: 20250211 Patent event code: PR07011E01D |
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Payment date: 20250211 End annual number: 3 Start annual number: 1 |
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