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:
Feb. 16, 1988
Filed:
Jul. 23, 1986
Applicant:
Inventors:
Stefan Pieh, Leonding, AT;
Christian Werenka, Ansfelden, AT;
Assignee:
Chemie Linz Aktiengesellschaft, Linz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528247 ; 528265 ;
Abstract
Use of salts of water-soluble naphthalenesulfonic acid formaldehyde condensates having a molar formaldehyde/naphthalenesulfonic acid ratio of 1.2:1 to 3:1 and an intrinsic viscosity of 0.01 to 0.15 dl/g, as an additive to inorganic binders for improving the flowability, and a structural material prepared using binders modified in this manner.