Paper manufacturing apparatus, paper manufacturing method, and paper manufactured thereby
US9938660B2 · kind B2 · utility
1Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2014 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Sep 26, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A paper manufacturing apparatus that can manufacture paper with good mechanical strength and/or water resistance in a dry process.A paper manufacturing apparatus according to the invention has a defibrating unit that defibrates feedstock in air; a mixing unit that mixes an additive containing resin with defibrated material that was defibrated; and a heat unit that heats a mixture into which the defibrated material and the additive were mixed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.