Method of producing a non-tacky hot melt adhesive containing package
US5160686A · kind A · utility
21Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 1990 |
| Grant date | Nov 3, 1992 |
| Priority date | — |
| Expiry date | Jun 4, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2105/0097
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method of producing a tackless hot melt adhesive package by using a hydrogenated castor oil coating material and a low pressure, melt blow application technique, wherein the hydrogenated castor oil is melt blown through orifices to form droplets which deposit a thin adherent coating in a cavity, then a hot melt adhesive is cast into the cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.