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1. WO2010091536 - POLYLACTIC ACID PAPERBOARD AND FOOD CONTAINER FORMED THEREFROM

Publication Number WO/2010/091536
Publication Date 19.08.2010
International Application No. PCT/CN2009/000647
International Filing Date 11.06.2009
IPC
D21H 27/30 2006.01
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D84; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G97; PAPER NOT OTHERWISE PROVIDED FOR
27Special paper not otherwise provided for, e.g. made by multi-step processes
30Multi-ply
B32B 27/10 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27Layered products essentially comprising synthetic resin
06as the main or only constituent of a layer next to another layer of a specific substance
10of paper or cardboard
CPC
B32B 2307/7163
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2307Properties of the layers or laminate
70Other properties
716Degradable
7163Biodegradable
B32B 2439/70
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
2439Containers; Receptacles
70Food packaging
B32B 27/10
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27Layered products comprising ; a layer of; synthetic resin
06as the main or only constituent of a layer, ; which is; next to another layer of ; the same or of; a ; different material
10of paper or cardboard
B32B 27/36
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27Layered products comprising ; a layer of; synthetic resin
36comprising polyesters
D21H 19/20
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
19Coated paper
10Coatings without pigments
14applied in a form other than the aqueous solution defined in group D21H19/12
20comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
D21H 19/56
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
19Coated paper
36Coatings with pigments
44characterised by the other ingredients, e.g. the binder or dispersing agent
56Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
Applicants
  • 伟盟工业股份有限公司 WEI MON INDUSTRY CO., LTD. [CN]/[CN] (AllExceptUS)
  • 赖文正 LAI, Wen-Jen [CN]/[CN] (UsOnly)
  • 黄志贤 HUANG, Chih-Hsien [CN]/[CN] (UsOnly)
Inventors
  • 赖文正 LAI, Wen-Jen
  • 黄志贤 HUANG, Chih-Hsien
Agents
  • 北京律诚同业知识产权代理有限公司 LECOMEINTELLECTUAL PROPERTY AGENT LTD.
Priority Data
200910007630.016.02.2009CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) POLYLACTIC ACID PAPERBOARD AND FOOD CONTAINER FORMED THEREFROM
(FR) CARTON EN ACIDE POLYLACTIQUE ET RÉCIPIENT ALIMENTAIRE FORMÉ À PARTIR DE CELUI-CI
(ZH) 聚乳酸纸板及利用其制成的食品容器
Abstract
(EN)
A polylactic acid paperboard comprises a paperboard and at least one film layer which is coated on the surface of the paperboard. The main component of the film layer is 97-100wt% of polylactic acid. A food container formed therefrom is also provided. The container has completely biodegradable performance and can reduce environmental pollution.
(FR)
L'invention porte sur un carton en acide polylactique, qui comprend un carton et au moins une couche de film qui revêt la surface du carton. Le composant principal de la couche de film contient de 97 à 100 % en poids d'acide polylactique. L'invention porte également sur un récipient alimentaire formé à partir de celui-ci. Le récipient présente des performances complètement biodégradables et peut réduire la pollution environnementale.
Also published as
Latest bibliographic data on file with the International Bureau