Title:
PREPARATION METHOD FOR EDIBLE AND BIODEGRADABLE TABLEWARE
Document Type and Number:
WIPO Patent Application WO/2023/123662
Kind Code:
A1
Abstract:
A preparation method for edible and biodegradable environment-friendly tableware. Principles of internal-source diffusion and polymer crosslinking are used to prepare edible tableware such as a straw, a cup and a bowl from a microscopic level. Materials of the tableware may be quickly degraded under natural conditions without composting. In the aspect of material acquisition, raw materials such as carrageenan and sodium alginate have wide and stable sources, are good substitutes for cereal starch, wood and the like, and are low in material cost.
Inventors:
LI MAN (CN)
LIU YUANPU (CN)
MA MENG (CN)
JIA RUOBING (CN)
SUN QINGJIE (CN)
WANG JING (CN)
OU ZEJIE (CN)
LIU YUANPU (CN)
MA MENG (CN)
JIA RUOBING (CN)
SUN QINGJIE (CN)
WANG JING (CN)
OU ZEJIE (CN)
Application Number:
PCT/CN2022/079522
Publication Date:
July 06, 2023
Filing Date:
March 07, 2022
Export Citation:
Assignee:
UNIV QINGDAO AGRICULTURAL (CN)
International Classes:
B29C67/24; A47G19/00; A47G19/02; B29C33/38
Foreign References:
| TW202000770A | 2020-01-01 | |||
| CN108546333A | 2018-09-18 | |||
| CN109876179A | 2019-06-14 | |||
| CN111875853A | 2020-11-03 | |||
| CN112831069A | 2021-05-25 | |||
| CN111067136A | 2020-04-28 | |||
| CN103861538A | 2014-06-18 | |||
| EP3316911A1 | 2018-05-09 |
Attorney, Agent or Firm:
SIMBA IP LAW FIRM (CN)
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