Title:
COMPOSITIONS FOR PHOTODEGRADABLE AND BIODEGRADABLE PLASTIC PRODUCT AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2002/059195
Kind Code:
A1
Abstract:
The invention relates to multiple compositions not containing starch, comprising novel biological active substance such as chitin, casein and the like, and the system convenient for biodegradation, combined scientifically with photogradable and autoxidation catalyzing system and nonmetallic mineral substance, and relates to the use of compositions for manufacturing various photodegradable and biodegradable plastic product used single or in the packaging field, and product therefrom. In the natural conditions, the degraded substance can be used by microorganism, releasing carbon dioxide and water, becoming the friendly material to the environment.
Inventors:
HAO BENZHONG (CN)
Application Number:
PCT/CN2001/001601
Publication Date:
August 01, 2002
Filing Date:
December 04, 2001
Export Citation:
Assignee:
HAN CHANGTAI (CN)
HAO BENZHONG (CN)
HAO BENZHONG (CN)
International Classes:
A45C3/04; B65D30/02; A47G19/00; B65D65/46; C08K3/00; C08K5/00; C08L5/08; C08L89/00; C08L99/00; C08L101/00; C08L101/16; (IPC1-7): C08L23/00
Foreign References:
| CN1267681A | 2000-09-27 | |||
| KR940006458B1 | 1994-07-20 | |||
| JPH06116446A | 1994-04-26 | |||
| CN1241595A | 2000-01-19 |
Other References:
See also references of EP 1359190A4
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (8th Floor 2 Fuchengmenwai St. Beijing 7, CN)
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