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.)
WR Grace and Co
Original Assignee
WR Grace and Co
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 WR Grace and CofiledCriticalWR Grace and Co
Priority to ES544150ApriorityCriticalpatent/ES544150A0/en
Publication of ES8701891A3publicationCriticalpatent/ES8701891A3/en
Publication of ES544150A0publicationCriticalpatent/ES544150A0/en
Method consists of (1) preparing a sealant compsn. consisting of a rubber polymer latex in which are dispersed filter particles including glass beads of particle size 1-200 microns, and in which the polymer particles are covered with a stabiliser film; (2) applying the sealant to the face of the closure; and (3) subjecting the closure to time and temp. conditions so as to decompose the stabiliser network, evaon. of ammonia and volatile amines, destabilisation of the dispersion and drying of the dispersion in the closure in the form of a gasket.
ES544150A1985-06-141985-06-14
METHOD OF PREPARING CLOSURES OF LINED CONTAINERS
GrantedES544150A0
(en)