Supercalendering apparatus
US4466164A · kind A · utility
23Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1981 |
| Grant date | Aug 21, 1984 |
| Priority date | — |
| Expiry date | Jun 29, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/324
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A supercalendering apparatus for smoothing the surface of a web by passing it through the nip between a metal roll and an elastic roll is disclosed. The elastic roll is composed of a core metal roll having a first coating made of a fibrous material wound about the core roll and an inorganic filler loaded epoxy resin impregnated in the fibrous material, and a second coating of an inorganic filler loaded epoxy resin formed on the first coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.