Claims
- 1. A biodegradable molding material characterized in that said material comprises 51 to 70 wt % powdered paper and 30 to 49 wt % biodegradable aliphatic polyester resin, and said material undergoes 100% biodegradation within 90 days.
- 2. A biodegradable molding material according to claim 1, wherein said powdered paper is produced by finely pulverizing virgin pulp or used paper to a size of less than 2 mm.
Priority Claims (2)
Number |
Date |
Country |
Kind |
8-078400 |
Mar 1996 |
JPX |
|
9-152828 |
May 1997 |
JPX |
|
Parent Case Info
This is a continuation-in-part of application Ser. No. 08/770,087, filed Dec. 19, 1996, abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
5206087 |
Tokiwa et al. |
Apr 1993 |
|
5545485 |
Hashitani et al. |
Aug 1996 |
|
5599999 |
Moriya et al. |
Feb 1997 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
770087 |
Dec 1996 |
|