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Sealant Film, Laminate Film In Which Same Is Used, Packaging Bag, Packaging Container, And Method For Producing Sealant Film
Abstract: A sealant film (1) comprising a polyester layer (11) that includes a polyester as a main component, wherein: the polyester comprises structural units derived from ethylene glycol, structural units derived from terephthalic acid, and structural units derived from isophthalic acid; the proportion of the structural units derived from isophthalic acid is 3.0-15 mol% (inclusive) relative to the proportion of the structural units derived from terephthalic acid and the structural units derived from isophthalic acid constituting the polyester; and the oligomer content of the polyester layer (11) is less than 2.0 mass%.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
10 April 2024
Publication Number
48/2024
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application
Applicants
TOPPAN HOLDINGS INC.
5-1, Taito 1-chome, Taito-ku, Tokyo
1100016
Inventors
1. YOSHINAGA, Masanobu
c/o TOPPAN INC., 5-1, Taito 1-chome, Taito-ku, Tokyo
1100016
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202417029168-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [10-04-2024(online)].pdf | 2024-04-10 |
| 2 | 202417029168-STATEMENT OF UNDERTAKING (FORM 3) [10-04-2024(online)].pdf | 2024-04-10 |
| 3 | 202417029168-REQUEST FOR EXAMINATION (FORM-18) [10-04-2024(online)].pdf | 2024-04-10 |
| 4 | 202417029168-PROOF OF RIGHT [10-04-2024(online)].pdf | 2024-04-10 |
| 5 | 202417029168-PRIORITY DOCUMENTS [10-04-2024(online)].pdf | 2024-04-10 |
| 6 | 202417029168-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [10-04-2024(online)].pdf | 2024-04-10 |
| 7 | 202417029168-FORM 18 [10-04-2024(online)].pdf | 2024-04-10 |
| 8 | 202417029168-FORM 1 [10-04-2024(online)].pdf | 2024-04-10 |
| 9 | 202417029168-DRAWINGS [10-04-2024(online)].pdf | 2024-04-10 |
| 10 | 202417029168-DECLARATION OF INVENTORSHIP (FORM 5) [10-04-2024(online)].pdf | 2024-04-10 |
| 11 | 202417029168-COMPLETE SPECIFICATION [10-04-2024(online)].pdf | 2024-04-10 |
| 12 | 202417029168-FORM-26 [12-04-2024(online)].pdf | 2024-04-12 |
| 13 | 202417029168-ENDORSEMENT BY INVENTORS [01-05-2024(online)].pdf | 2024-05-01 |
| 14 | 202417029168-FORM 3 [20-09-2024(online)].pdf | 2024-09-20 |