| 摘要 |
The present invention relates to the field of cards such as credit cards, ID cards, chip cards, multimedia cards or contactless cards. Said invention more specifically relates to a card that is made of a biodegradable material. In order to produce said card, vegetal fibres are prepared by mechanical crushing with the aid of a hammer or an endless screw and the fibres are mixed with an adhesive and a plasticizer to form a homogenous mixture that is reduced in the form of granules. The mixture is used to form a raw plate for the card. |
