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Spun Bonded Nonwoven Fabric And Air Filter Constituted From Spun Bonded Nonwoven Fabric
Abstract: In order to provide a spun-bonded nonwoven fabric that has low pressure loss, high dust collection performance, and excellent processability, and an air filter using the spun-bonded nonwoven fabric, the present invention provides a spun-bonded nonwoven fabric constituted from fibers comprising a polyolefin resin, the average single-fiber diameter thereof being 6.5-22.0 µm (inclusive), and the spun-bonded nonwoven fabric containing 0.1-5 mass% (inclusive) of the hindered amine compound represented in general formula (1), wherein the melt flow rate (MFR) of the nonwoven fabric is 32-850 g/10 minutes (inclusive), and the nonwoven fabric is electret-processed.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
19 February 2021
Publication Number
09/2021
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
patent@depenning.com
Parent Application
Applicants
TORAY INDUSTRIES, INC.
1-1, Nihonbashi-Muromachi 2-chome, Chuo-ku, Tokyo
1038666
Inventors
1. YOSHIDA, Jun
c/o Shiga Plant, Toray Industries, Inc., 1-1, Sonoyama 1-chome, Otsu-shi, Shiga
5208558
2. YAMANO, Koji
c/o Shiga Plant, Toray Industries, Inc., 1-1, Sonoyama 1-chome, Otsu-shi, Shiga
5208558
3. NAKANO, Yohei
c/o Shiga Plant, Toray Industries, Inc., 1-1, Sonoyama 1-chome, Otsu-shi, Shiga
5208558
4. NISHIMURA, Makoto
c/o Osaka Head Office, Toray Industries, Inc., 3-3, Nakanoshima 3-chome, Kita-ku, Osaka-shi, Osaka
5308222
Specification
Documents
Orders
| Section | Controller | Decision Date |
|---|---|---|
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202147007072-Correspondence to notify the Controller [28-12-2023(online)].pdf | 2023-12-28 |
| 1 | 202147007072-STATEMENT OF UNDERTAKING (FORM 3) [19-02-2021(online)].pdf | 2021-02-19 |
| 2 | 202147007072-PROOF OF RIGHT [19-02-2021(online)].pdf | 2021-02-19 |
| 2 | 202147007072-US(14)-HearingNotice-(HearingDate-29-12-2023).pdf | 2023-12-07 |
| 3 | 202147007072-PRIORITY DOCUMENTS [19-02-2021(online)].pdf | 2021-02-19 |
| 3 | 202147007072-CLAIMS [10-01-2023(online)].pdf | 2023-01-10 |
| 4 | 202147007072-FORM 1 [19-02-2021(online)].pdf | 2021-02-19 |
| 4 | 202147007072-FER_SER_REPLY [10-01-2023(online)].pdf | 2023-01-10 |
| 5 | 202147007072-FORM 3 [10-01-2023(online)].pdf | 2023-01-10 |
| 5 | 202147007072-DRAWINGS [19-02-2021(online)].pdf | 2021-02-19 |
| 6 | 202147007072-Information under section 8(2) [10-01-2023(online)].pdf | 2023-01-10 |
| 6 | 202147007072-DECLARATION OF INVENTORSHIP (FORM 5) [19-02-2021(online)].pdf | 2021-02-19 |
| 7 | 202147007072-OTHERS [10-01-2023(online)].pdf | 2023-01-10 |
| 7 | 202147007072-COMPLETE SPECIFICATION [19-02-2021(online)].pdf | 2021-02-19 |
| 8 | 202147007072-RELEVANT DOCUMENTS [17-03-2021(online)].pdf | 2021-03-17 |
| 8 | 202147007072-FER.pdf | 2022-07-19 |
| 9 | 202147007072-FORM 3 [06-06-2022(online)].pdf | 2022-06-06 |
| 9 | 202147007072-MARKED COPIES OF AMENDEMENTS [17-03-2021(online)].pdf | 2021-03-17 |
| 10 | 202147007072-FORM 18 [03-06-2022(online)].pdf | 2022-06-03 |
| 10 | 202147007072-FORM-26 [17-03-2021(online)].pdf | 2021-03-17 |
| 11 | 202147007072-Correspondence_Form-1 And Power of Attorney_16-03-2022.pdf | 2022-03-16 |
| 11 | 202147007072-FORM 13 [17-03-2021(online)].pdf | 2021-03-17 |
| 12 | 202147007072-AMMENDED DOCUMENTS [17-03-2021(online)].pdf | 2021-03-17 |
| 12 | 202147007072.pdf | 2021-10-18 |
| 13 | 202147007072-FORM 3 [19-07-2021(online)].pdf | 2021-07-19 |
| 14 | 202147007072-AMMENDED DOCUMENTS [17-03-2021(online)].pdf | 2021-03-17 |
| 14 | 202147007072.pdf | 2021-10-18 |
| 15 | 202147007072-Correspondence_Form-1 And Power of Attorney_16-03-2022.pdf | 2022-03-16 |
| 15 | 202147007072-FORM 13 [17-03-2021(online)].pdf | 2021-03-17 |
| 16 | 202147007072-FORM 18 [03-06-2022(online)].pdf | 2022-06-03 |
| 16 | 202147007072-FORM-26 [17-03-2021(online)].pdf | 2021-03-17 |
| 17 | 202147007072-MARKED COPIES OF AMENDEMENTS [17-03-2021(online)].pdf | 2021-03-17 |
| 17 | 202147007072-FORM 3 [06-06-2022(online)].pdf | 2022-06-06 |
| 18 | 202147007072-FER.pdf | 2022-07-19 |
| 18 | 202147007072-RELEVANT DOCUMENTS [17-03-2021(online)].pdf | 2021-03-17 |
| 19 | 202147007072-OTHERS [10-01-2023(online)].pdf | 2023-01-10 |
| 19 | 202147007072-COMPLETE SPECIFICATION [19-02-2021(online)].pdf | 2021-02-19 |
| 20 | 202147007072-Information under section 8(2) [10-01-2023(online)].pdf | 2023-01-10 |
| 20 | 202147007072-DECLARATION OF INVENTORSHIP (FORM 5) [19-02-2021(online)].pdf | 2021-02-19 |
| 21 | 202147007072-FORM 3 [10-01-2023(online)].pdf | 2023-01-10 |
| 21 | 202147007072-DRAWINGS [19-02-2021(online)].pdf | 2021-02-19 |
| 22 | 202147007072-FORM 1 [19-02-2021(online)].pdf | 2021-02-19 |
| 22 | 202147007072-FER_SER_REPLY [10-01-2023(online)].pdf | 2023-01-10 |
| 23 | 202147007072-PRIORITY DOCUMENTS [19-02-2021(online)].pdf | 2021-02-19 |
| 23 | 202147007072-CLAIMS [10-01-2023(online)].pdf | 2023-01-10 |
| 24 | 202147007072-US(14)-HearingNotice-(HearingDate-29-12-2023).pdf | 2023-12-07 |
| 24 | 202147007072-PROOF OF RIGHT [19-02-2021(online)].pdf | 2021-02-19 |
| 25 | 202147007072-Correspondence to notify the Controller [28-12-2023(online)].pdf | 2023-12-28 |
| 25 | 202147007072-STATEMENT OF UNDERTAKING (FORM 3) [19-02-2021(online)].pdf | 2021-02-19 |
Search Strategy
| 1 | SearchreportE_19-07-2022.pdf |