Parchment for writing and painting
The invention relates to parchment for writing and painting. The parchment for writing and painting is characterized in that processed sheepskin with the thickness between 1.1 mm and 0.8 mm is used as a raw material and is processed, and the thickness of a finished product is 0.1 mm-0.4 mm; and the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to parchment for writing and painting. The parchment for writing and painting is characterized in that processed sheepskin with the thickness between 1.1 mm and 0.8 mm is used as a raw material and is processed, and the thickness of a finished product is 0.1 mm-0.4 mm; and the specific processing steps include gentle tanning through soaking, filling of a slurry clearing agent, shaping and trimming, and wet-drying. The parchment for writing and painting has the advantages that the texture and properties of the sheepskin are changed, the parchment for writing and painting is light, thin like paper, flexible, stiff and compact in structure and has the good properties such as good folding strength and good toughness; the technical problem that the breakage rate in existing leather processing is high is solved; according to processing technical parameters of the processed sheepskin, the thickness is smaller than or equal to 0.4 mm, the ductility is improved by 15%, and the rate of finished pr |
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