Title:
【発明の名称】澱粉系生分解性物品およびその製法
Document Type and Number:
Japanese Patent JP2925728
Kind Code:
B2
Abstract:
PCT No. PCT/EP90/00375 Sec. 371 Date Nov. 5, 1990 Sec. 102(e) Date Nov. 5, 1990 PCT Filed Mar. 8, 1990 PCT Pub. No. WO90/10671 PCT Pub. Date Sep. 20, 1990.Formed articles comprising destructurized starch, an ethylene-acrylic acid copolymer and a product of the interaction of starch and ethylene-acrylic acid copolymer wherein the starch not bound to the copolymer is in the form of particles having sizes below 1 micron. The water content of such articles is lower than the one usually present in the starch. Said formed articles can also contain urea in an amount no higher than 30% by weight and/or ammonia in an amount not higher than 0.5% by weight. The process for obtaining such articles comprises the steps of extruding starch, an ethylene-acrylic acid copolymer and optionally water, urea and/or ammonia at a temperature ranging from 90 DEG to 150 DEG C., reducing the water content to values lower than 6% by weight and injection molding or extrusion blowing the resulting composition.
Inventors:
BASUCHIOORI KACHIA
BERUROTSUTEI UITSUTOORIO
DERU JUDEIICHE RUCHIAANO
DERU TOREDEIICHI JANFURANKO
RONBI ROBERUTO
RARURISU ANJEROSU
BERUROTSUTEI UITSUTOORIO
DERU JUDEIICHE RUCHIAANO
DERU TOREDEIICHI JANFURANKO
RONBI ROBERUTO
RARURISU ANJEROSU
Application Number:
JP50419690A
Publication Date:
July 28, 1999
Filing Date:
March 08, 1990
Export Citation:
Assignee:
NOBAMONTO SPA
International Classes:
C08B30/12; C08K5/16; C08K5/21; C08L1/00; C08L3/00; C08L3/02; C08L23/08; C08L33/04; C08L33/06; C08L101/16; A61F13/15; C08H; (IPC1-7): C08L3/02; C08B30/12; C08K5/16; C08K5/21; C08L23/08; C08L33/06
Domestic Patent References:
| JP56149444A | ||||
| JP63230701A | ||||
| JP59196335A |
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)