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 Anna SpillerfiledCriticalAnna Spiller
Application grantedgrantedCritical
Publication of AT50662BpublicationCriticalpatent/AT50662B/en
<Desc/Clms Page number 1>
EMI1.1
EMI1.2
<Desc/Clms Page number 2>
EMI2.1
<Desc / Clms Page number 1>
EMI1.1
EMI1.2
<Desc / Clms Page number 2>
EMI2.1
Claims (1)
PATENTANSPRUCH] ? :
1. Verfahren zur Umwandlung von Kopalen in eine dem natürlichen Bernstein ähnliche Masse, dadurch gekennzeichnet, dass die Kopale der Einwirkung von Schwefelkohlenstoff ausgesetzt werden.
PATENT CLAIM]? :
1. Process for converting copals into a mass similar to natural amber, characterized in that the copals are exposed to the action of carbon disulfide.
2. Ausführungsform des Verfahrens nach Anspruch l, dadurch gekennzeichnet, dass die Kopale mit Schwefelkohlenstoff getränkt und nach ihrem Erweichen in luftdicht geschlossenen Pressformen unter Druck einer gleichmässigen Hitze ausgesetzt werden.
2. Embodiment of the method according to claim 1, characterized in that the copals are impregnated with carbon disulfide and, after they have softened, are exposed to uniform heat under pressure in airtight press molds.
3. Ausführungsform des Verfahrens nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Kopale vor ihrer Behandlung mit Schwefelkohlenstoff mit Wasser in offenen Gefässen gekocht und sodann von ihrer Verwitterungskruste und Gänsehaut befreit werden.
3. Embodiment of the method according to claim 1 or 2, characterized in that the copals are boiled with water in open vessels before being treated with carbon disulfide and then freed from their weathering crust and goose bumps.
AT50662D1910-06-301910-06-30
Process for converting copal into a mass similar to natural amber.
AT50662B
(en)
Process for the aftertreatment of synthetic leather panels made from a mixture of rag and cellulose as well as latex as a binding agent, which is precipitated on the fiber with an acid salt.
Suspension in which a body made of rubber or similar material is embedded between two mutually rotatable bodies lying one inside the other, which form an annular space.