CA1293087C - Condensat d'acide aminoarylsulfonique-formaldehyde et melange de beton encontenant
- Google Patents
Condensat d'acide aminoarylsulfonique-formaldehyde et melange de beton encontenant
Info
Publication number
CA1293087C
CA1293087CCA000578272ACA578272ACA1293087CCA 1293087 CCA1293087 CCA 1293087CCA 000578272 ACA000578272 ACA 000578272ACA 578272 ACA578272 ACA 578272ACA 1293087 CCA1293087 CCA 1293087C
Authority
CA
Canada
Prior art keywords
weight
parts
formaldehyde
phenol
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujisawa Pharmaceutical Co Ltd
Original Assignee
Fujisawa Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujisawa Pharmaceutical Co LtdfiledCriticalFujisawa Pharmaceutical Co Ltd
Priority to CA000578272ApriorityCriticalpatent/CA1293087C/fr
Application grantedgrantedCritical
Publication of CA1293087CpublicationCriticalpatent/CA1293087C/fr