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Water Soluble Co Polyester
Abstract: The present invention discloses a water soluble co-polyester precursor comprising: (a) at least one dicarboxylic acid or ester thereof; (b) at least one diol; and (c) at least dimethyl sulfoisophthalate (DMSIP) or isophthalic acid sulfonate (SIPA) having a weight percentage in the range of 0 to 20 wt% or 0 to 18% trimellitic anhydride. The water-soluble co-polyester of the present invention has an excellent solubility in hot water at low-temperature. The water soluble co-polyester precursor can be used in the films or coatings which can be then used to form top coats that exhibit good resistance to scratches and solvents, and improved ink adhesion, improved metallic bonding strength and image quality.
Notices, Deadlines & Correspondence
Patent Information
Applicants
ESTER INDUSTRIES LIMITED
Inventors
1. Sharma, Ravindra Chandra
2. Ojha, Gaurav
3. Dillyraj, Balasundaram
4. Vyas, Chandrakant Omkar
5. Kumar, Gokal
6. Joseph, F. Louis
Specification
DESC:Please see attached pdf. ,CLAIMS:Please see attached pdf.
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202311010763-STATEMENT OF UNDERTAKING (FORM 3) [17-02-2023(online)].pdf | 2023-02-17 |
| 2 | 202311010763-PROVISIONAL SPECIFICATION [17-02-2023(online)].pdf | 2023-02-17 |
| 3 | 202311010763-POWER OF AUTHORITY [17-02-2023(online)].pdf | 2023-02-17 |
| 4 | 202311010763-FORM 1 [17-02-2023(online)].pdf | 2023-02-17 |
| 5 | 202311010763-DECLARATION OF INVENTORSHIP (FORM 5) [17-02-2023(online)].pdf | 2023-02-17 |
| 6 | 202311010763-Proof of Right [10-04-2023(online)].pdf | 2023-04-10 |
| 7 | 202311010763-Proof of Right [16-02-2024(online)].pdf | 2024-02-16 |
| 8 | 202311010763-CORRESPONDENCE-OTHERS [16-02-2024(online)].pdf | 2024-02-16 |
| 9 | 202311010763-COMPLETE SPECIFICATION [16-02-2024(online)].pdf | 2024-02-16 |
| 10 | 202311010763-Request Letter-Correspondence [26-02-2024(online)].pdf | 2024-02-26 |
| 11 | 202311010763-Form 1 (Submitted on date of filing) [26-02-2024(online)].pdf | 2024-02-26 |
| 12 | 202311010763-Covering Letter [26-02-2024(online)].pdf | 2024-02-26 |
| 13 | 202311010763-CERTIFIED COPIES TRANSMISSION TO IB [26-02-2024(online)].pdf | 2024-02-26 |