DE254992C - - Google Patents

Info

Publication number
DE254992C
DE254992C DENDAT254992D DE254992DA DE254992C DE 254992 C DE254992 C DE 254992C DE NDAT254992 D DENDAT254992 D DE NDAT254992D DE 254992D A DE254992D A DE 254992DA DE 254992 C DE254992 C DE 254992C
Authority
DE
Germany
Prior art keywords
mixed
ammonia
solution
celluloid
glycerine
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.)
Active
Application number
DENDAT254992D
Other languages
German (de)
Publication of DE254992C publication Critical patent/DE254992C/de
Active legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L89/00—Compositions of proteins; Compositions of derivatives thereof
    • C08L89/005—Casein
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L89/00—Compositions of proteins; Compositions of derivatives thereof
    • C08L89/04—Products derived from waste materials, e.g. horn, hoof or hair
    • C08L89/06—Products derived from waste materials, e.g. horn, hoof or hair derived from leather or skin, e.g. gelatin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L93/00—Compositions of natural resins; Compositions of derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dermatology (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSHRUCKEREI,BERLIN. PRINTED IN THE EMPIRE PRINTING,

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Herstellung celluloidähnlicher Massen, darin bestehend, daß man eine mit Gallussäure versetzte Gelatinelösung und in Ammoniak gelöstes Kolophonium mit einem Teig vermischt, der durch Kochen von Kasein mit wäßrigem Ammoniak unter Zusatz einer Lösung von Kautschuk in Schwefelkohlenstoff sowie von Glycerin erhalten wird, worauf man die zu Platten gepreßte Masse mit Formaldehyd nachbehandelt und trocknet.Process for the preparation of celluloid-like masses, consisting in that one a gelatin solution mixed with gallic acid and rosin dissolved in ammonia mixed with a dough made by boiling casein with aqueous ammonia with the addition of a solution of Rubber in carbon disulfide and glycerine is obtained, whereupon the pressed mass with formaldehyde post-treated and dries.
DENDAT254992D Active DE254992C (en)

Publications (1)

Publication Number Publication Date
DE254992C true DE254992C (en)

Family

ID=513128

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT254992D Active DE254992C (en)

Country Status (1)

Country Link
DE (1) DE254992C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5561867A (en) * 1994-07-22 1996-10-08 Roginsky; Jacob Sanitary toilet seat apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5561867A (en) * 1994-07-22 1996-10-08 Roginsky; Jacob Sanitary toilet seat apparatus

Similar Documents

Publication Publication Date Title
DE254992C (en)
DE1794370B2 (en) Adhesive based on microencapsulated polyepoxide
DE446998C (en) Process for the production of condensation products from urea or urea derivatives with formaldehyde
DE323665C (en) Process for making an adhesive
DE31149C (en) Process for the preparation of arsenic acid salts with simultaneous production of nitric acid
DE34395C (en) Process for the preparation of hydrochloric acid and ammonia from the salmia of the ammonia soda process by means of phosphoric acid
DE876035C (en) Process for the surface finishing of paper
DE182776C (en)
DE290489C (en)
DE280144C (en)
SU90499A1 (en) The method of producing ink paste
DE310266C (en)
DE244359C (en)
DE215073C (en)
DE850233C (en) Process for the production of polyethers
DE266576C (en)
DE256212C (en)
DE201228C (en)
DE237727C (en)
DE875945C (en) Process for the production of stable, water-soluble condensation products from urea and formaldehyde
DE593505C (en) Process for the production of resinous condensation products
DE141621C (en)
DE487308C (en) Process for the production of condensation products from urea or its derivatives and formaldehyde
DE277653C (en)
DE228203C (en)