| abstract |
Derivative of epichlorohydrin of natural origin, selected from the group consisting of glycidyl ethers presenting an epoxide equivalent weight higher than or equal to 50 g/equivalent and lower than or equal to 15000 g/equivalent, of glycidyl esters, of glycidyl amides, of glycidyl imides, of glycidyl amines, and of any mixture thereof, and of which the <SP>14</SP>C mass content is such that the ratio <SP>14</SP>C/<SP>12</SP>C is higher than 0. 7 10<SP>-12</SP>. |