| (19) |
 |
|
(11) |
EP 0 011 303 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
20.08.1980 Bulletin 1980/17 |
| (43) |
Date of publication A2: |
|
28.05.1980 Bulletin 1980/11 |
| (22) |
Date of filing: 16.11.1979 |
|
|
| (84) |
Designated Contracting States: |
|
DE FR GB IT NL SE |
| (30) |
Priority: |
20.11.1978 US 962504
|
| (71) |
Applicant: CPC INTERNATIONAL INC. |
|
() |
|
| (72) |
Inventors: |
|
- Arons, Howard L.
()
- Francis, Howard P.
()
|
|
| |
|
| (54) |
Process for the manufacture of paper, paper additive composition and paper of improved
surface properties |
(57) This invention discloses a process for the manufacture of paper having retained therein
high levels of starch wherein such starch is a specially treated, cooked, cross-linked
starch which is added with a poly-electrolyte at the wet end of the paper manufacturing
process or sprayed on the web in the paper-forming process. The invention also relates
to a novel wet-end paper additive composition which includes the specially treated,
cooked, cross-linked starch and a polyelectrolyte and the improved paper produced
therefrom.