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Laminate And Packaging Material
Abstract: The present invention addresses the problem of providing a laminate and a packaging material which have both excellent gas barrier properties and excellent heat sealing properties. A laminate according to the present invention comprises a paper base material, a gas barrier layer that is disposed on at least one side of the paper base material, and a heat seal layer that is disposed on at least one side of the gas barrier layer, wherein the amount of the heat seal layer is 1.0-7.0 g/m2.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
15 September 2025
Publication Number
42/2025
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application
Applicants
MITSUI CHEMICALS, INC.
2-1, Yaesu 2-chome, Chuo-ku, Tokyo
1040028
Inventors
1. FUKUDA, Kazuyuki
c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba
2990265
2. YAGI, Toru
c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba
2990265
3. YOSHIMURA, Toshihiro
c/o MITSUI CHEMICALS, INC., 2-1, Yaesu 2-chome, Chuo-ku, Tokyo
1040028
4. KUSUMOTO, Masaya
c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba
2990265
5. KAGAWA, Yasuyuki
c/o MITSUI CHEMICALS, INC., 2-1, Yaesu 2-chome, Chuo-ku, Tokyo
1040028
6. NAKAGAWA, Toshihiko
c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba
2990265
7. ENDO, Shoko
c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba
2990265
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517087610-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [15-09-2025(online)].pdf | 2025-09-15 |
| 2 | 202517087610-STATEMENT OF UNDERTAKING (FORM 3) [15-09-2025(online)].pdf | 2025-09-15 |
| 3 | 202517087610-REQUEST FOR EXAMINATION (FORM-18) [15-09-2025(online)].pdf | 2025-09-15 |
| 4 | 202517087610-PROOF OF RIGHT [15-09-2025(online)].pdf | 2025-09-15 |
| 5 | 202517087610-PRIORITY DOCUMENTS [15-09-2025(online)].pdf | 2025-09-15 |
| 6 | 202517087610-FORM-5 [15-09-2025(online)].pdf | 2025-09-15 |
| 7 | 202517087610-FORM 18 [15-09-2025(online)].pdf | 2025-09-15 |
| 8 | 202517087610-FORM 1 [15-09-2025(online)].pdf | 2025-09-15 |
| 9 | 202517087610-DRAWINGS [15-09-2025(online)].pdf | 2025-09-15 |
| 10 | 202517087610-DECLARATION OF INVENTORSHIP (FORM 5) [15-09-2025(online)].pdf | 2025-09-15 |
| 11 | 202517087610-COMPLETE SPECIFICATION [15-09-2025(online)].pdf | 2025-09-15 |
| 12 | 202517087610-FORM-26 [18-09-2025(online)].pdf | 2025-09-18 |
| 13 | 202517087610-GPA-220925.pdf | 2025-09-23 |
| 14 | 202517087610-Correspondence-220925.pdf | 2025-09-23 |