AT31381B - Rapid tanning process. - Google Patents

Rapid tanning process.

Info

Publication number
AT31381B
AT31381B AT31381DA AT31381B AT 31381 B AT31381 B AT 31381B AT 31381D A AT31381D A AT 31381DA AT 31381 B AT31381 B AT 31381B
Authority
AT
Austria
Prior art keywords
sep
tanning process
tanning
salts
rapid tanning
Prior art date
Application number
Other languages
German (de)
Original Assignee
Sebastiano Bocciardo Fa
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 Sebastiano Bocciardo Fa filed Critical Sebastiano Bocciardo Fa
Application granted granted Critical
Publication of AT31381B publication Critical patent/AT31381B/en

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  • Treatment And Processing Of Natural Fur Or Leather (AREA)

Description

  

   <Desc/Clms Page number 1> 
 
 EMI1.1 
 
 EMI1.2 
 
 EMI1.3 
 
<tb> 
<tb> Chlornatrium <SEP> (Na <SEP> Cl) <SEP> 22#5%
<tb> natriumsulfat <SEP> (Na2 <SEP> SO4) <SEP> . <SEP> . <SEP> 3 <SEP> %
<tb> Salzsäure <SEP> (H <SEP> Cl) <SEP> . <SEP> . <SEP> . <SEP> . <SEP> 1#5%
<tb> 
 

 <Desc/Clms Page number 2> 

 
 EMI2.1 
 
 EMI2.2 
 
<tb> 
<tb> Gerbstoff <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> 15 <SEP> %
<tb> Chlornatrium <SEP> (Na <SEP> Cl). <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> . <SEP> 12 <SEP> %
<tb> Natriumsulfat <SEP> (Ara2 <SEP> 1-5 <SEP> %
<tb> Salzsäure <SEP> (HC'/)..............

   <SEP> 0-75
<tb> 
 
Die Gegenwart einer genügenden Menge von Salzen oder von Salzen mit   Säure   im Gerbbade ist unerlässlich, damit die Haut auch in Gegenwart des Gerbstoffes diejenige Be-   scbaffenheit   behält, welche sie bei der Vorbehandlung (wie unter I erwähnt) erlangt hat. 
 EMI2.3 
 gleichmässig in der ganzen Haut. 



     IV.   Nach beendeter Gerbung befreit man die Häute bzw. das Leder durch Pressen möglichst von aufgenommener überschüssiger Flüssigkeit und wäscht sie sodann wiederholt mit Wasser, um die in ihnen noch befindlichen Salze und Sauren zu entfernen. 
 EMI2.4 
 Qualität her. 



   Das vorliegende Verfahren nimmt im ganzen, selbst für starke Häute, nur 2 bis   S Tage   in Anspruch.



   <Desc / Clms Page number 1>
 
 EMI1.1
 
 EMI1.2
 
 EMI1.3
 
<tb>
<tb> sodium chloride <SEP> (Na <SEP> Cl) <SEP> 22 # 5%
<tb> Sodium Sulphate <SEP> (Na2 <SEP> SO4) <SEP>. <SEP>. <SEP> 3 <SEP>%
<tb> hydrochloric acid <SEP> (H <SEP> Cl) <SEP>. <SEP>. <SEP>. <SEP>. <SEP> 1 # 5%
<tb>
 

 <Desc / Clms Page number 2>

 
 EMI2.1
 
 EMI2.2
 
<tb>
<tb> tanning agent <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP> 15 <SEP>%
<tb> sodium chloride <SEP> (Na <SEP> Cl). <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP>. <SEP> 12 <SEP>%
<tb> sodium sulfate <SEP> (Ara2 <SEP> 1-5 <SEP>%
<tb> hydrochloric acid <SEP> (HC '/) ..............

   <SEP> 0-75
<tb>
 
The presence of a sufficient amount of salts or salts with acids in the tanning bath is essential so that the skin retains the same quality even in the presence of the tanning agent that it acquired during the pretreatment (as mentioned under I).
 EMI2.3
 evenly throughout the skin.



     IV. After the tanning is complete, the hides or leather are freed from any excess liquid that has been absorbed by pressing and then washed repeatedly with water in order to remove the salts and acids still present in them.
 EMI2.4
 Quality.



   The present method takes on the whole, even for thick skins, only 2 to 5 days.

Claims (1)

PATENT-ANSPRUCH : EMI2.5 Schnollgerbverfahron unter Anwendung pflanzlicher Gerbstoffe, dadurch gekennzeichnet, dass man die Hautblössen mit neutralen Salzen und Säuren vorbehandelt, sie sodann der Wirkung des vegetabilischen Gerbstoffes in Gegenwart eines oder mehrerer neutraler Salze mit oder ohne Zusatz von Säure aussetzt und nach beendeter Gerbung den Häuten durch wiederholtes Waschen mit Wasser die Salze und die Säure entzieht. PATENT CLAIM: EMI2.5 Schnoll tanning process using vegetable tanning agents, characterized in that the hide skin is pretreated with neutral salts and acids, they are then exposed to the action of the vegetable tanning agent in the presence of one or more neutral salts with or without the addition of acid and, after the tanning process, the hides are repeatedly washed with water removes the salts and the acid.
AT31381D 1905-07-14 1905-07-14 Rapid tanning process. AT31381B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT31381T 1905-07-14

Publications (1)

Publication Number Publication Date
AT31381B true AT31381B (en) 1908-01-10

Family

ID=3545882

Family Applications (1)

Application Number Title Priority Date Filing Date
AT31381D AT31381B (en) 1905-07-14 1905-07-14 Rapid tanning process.

Country Status (1)

Country Link
AT (1) AT31381B (en)

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