The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 20, 1977
Filed:
Sep. 22, 1976
Applicant:
Inventors:
William O Dalton, Hampden, MA (US);
Glenn B Hilton, Enfield, CT (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 2608 / ; 260D / ;
Abstract
There is disclosed a process for preparing a latex comprising grafted rubber particles for ABS polyblends that is free of coagulum, the steps comprising, preparing said latex and passing it through a porous filter bed means comprising agglomerated particles of said latex, removing said coagulum and producing a filtered latex. The process also includes the steps of blending said latex with a matrix polymer latex to form a mixed latex and coagulating said mixed latex and recovering said grafted rubber particles and matrix polymer as an ABS polyblend.