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:
Aug. 21, 2001
Filed:
Jun. 22, 1995
Applicant:
Inventor:
Uwe Neumann, Bad Schwalbach, DE;
Assignee:
Solutia Germany GmbH & Co. KG, Mainz-Kastel, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/106 ; C07C 4/320 ; C08G 5/906 ; C08G 6/3133 ;
U.S. Cl.
CPC ...
C07C 4/106 ; C07C 4/320 ; C08G 5/906 ; C08G 6/3133 ;
Abstract
Alkylated and/or aralkylated polyhydroxy aromatic compounds prepared by reaction of a polyhydroxy aromatic compound (A) with an alkylene compound (B) at elevated temperature with the addition of a mixture (C) of oxalic acid and boric acid in a molar ratio of from 1:5 to 1:0, are useful, for example, as starting materials for the preparation of condensation polymers.