Patent · US Expired

Process for controlling pitch deposition from pulp in papermaking systems

US4846933A · kind A · utility

2Cited by
11References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 17, 1988
Grant dateJul 11, 1989
Priority date
Expiry dateFeb 17, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S162/04
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A process for controlling pitch deposition from pulp in papermaking systems which comprises adding to the pulp an effective amount of a polymer containing polymerized units of methyl vinyl ether.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.