| 3V SIGMA S.P.A Patent applications |
| Patent application number | Title | Published |
|---|
| 20110253331 | MIXTURE, COMPOSITION AND PROCESS FOR SURFACE TREATMENT OF PAPER - The present invention relates to a mixture comprising at least one fluorescent whitening agent and at least one chelating agent, a composition for the surface treatment of paper or cardboard comprising said mixture, a process for the treatment of paper or cardboard by means of said composition and paper or cardboard obtainable through said process. | 10-20-2011 |
| 20110224336 | MIXTURES OF STERICALLY HINDERED AMINES FOR POLYMER STABILIZATION - The present invention relates to mixtures of polypiperidine compounds, which are capable of confer to polymeric materials of different nature, particularly polyolefines, a high stability towards oxidative action and photodegradation. | 09-15-2011 |
| 20100261027 | PAPER COATING COMPOSITIONS - The present invention relates to a coating composition for paper and cardboard comprising at least one white pigment, at least one polymeric ligand and at least one synthetic or natural co-ligand, and a mixture of optical whiteners. | 10-14-2010 |
| 20100204371 | STERICALLY HINDERED AMINES AND USE THEREOF AS POLYMER STABILIZERS - The present invention relates to polypiperidine compounds capable of conferring to polymeric materials, particularly polyolefins, a high stability against photodegradation and oxidative action of air, which belong to the HALS category and have the following general formula (I) | 08-12-2010 |
| 20090270536 | OLIGOMERIC STERICALLY HINDERED AMINES AND THEIR USE AS POLYMER STABILISERS - This invention relates to new polypiperidine compounds of general formula (I) which give different kinds of polymer materials, in particular polyolefins, high stability towards oxidative action and photodegradation. | 10-29-2009 |
| 20090270535 | MIXTURES OF STERICALLY HINDERED AMINES FOR THE STABILISATION OF POLYMERS - This invention relates to mixtures of new polypiperidine compounds of general formula (I) with other known polypiperidine compounds which impart to polymer materials of different kinds, in particular polyolefins, high stability towards oxidative action and photodegradation. | 10-29-2009 |
