DK37293C - Procedure for the preparation of volatile resins by condensation of urea or urea derivatives with aldehydes, in particular with formaldehyde - Google Patents

Procedure for the preparation of volatile resins by condensation of urea or urea derivatives with aldehydes, in particular with formaldehyde

Info

Publication number
DK37293C
DK37293C DK37293DA DK37293C DK 37293 C DK37293 C DK 37293C DK 37293D A DK37293D A DK 37293DA DK 37293 C DK37293 C DK 37293C
Authority
DK
Denmark
Prior art keywords
urea
aldehydes
formaldehyde
condensation
procedure
Prior art date
Application number
Other languages
Danish (da)
Inventor
Af Kunstharpikser Dr Fr Pollak
Original Assignee
Af Kunstharpikser Dr Fr Pollak
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 Af Kunstharpikser Dr Fr Pollak filed Critical Af Kunstharpikser Dr Fr Pollak
Application granted granted Critical
Publication of DK37293C publication Critical patent/DK37293C/en

Links

DK37293D 1925-03-03 1926-02-27 Procedure for the preparation of volatile resins by condensation of urea or urea derivatives with aldehydes, in particular with formaldehyde DK37293C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT37293X 1925-03-03

Publications (1)

Publication Number Publication Date
DK37293C true DK37293C (en) 1927-03-28

Family

ID=3554581

Family Applications (1)

Application Number Title Priority Date Filing Date
DK37293D DK37293C (en) 1925-03-03 1926-02-27 Procedure for the preparation of volatile resins by condensation of urea or urea derivatives with aldehydes, in particular with formaldehyde

Country Status (1)

Country Link
DK (1) DK37293C (en)

Similar Documents

Publication Publication Date Title
DK37293C (en) Procedure for the preparation of volatile resins by condensation of urea or urea derivatives with aldehydes, in particular with formaldehyde
DK29472C (en) Process for the preparation of resinous condensation products of phenols and formaldehyde.
SU4592A1 (en) The method of preparation of preparations for the condensation of phenols with aldehydes
ES97104A1 (en) Process for the manufacture of hydrophobic resins by means of the condensation of urea or urea derivatives, with aldehydes, especially with formaldehyde.
DK55665C (en) Process for the preparation of resinous, fusible urea condensation products and solid, polymerized formaldehyde.
SU6802A1 (en) The method of painting products from the condensation of phenols with aldehydes
DK30271C (en) Procedure for the Improvement of Artificial Resins Made from Phenol and Formaldehyde.
AU99926A (en) Process for manufacturing hydrophobe resins by condensation of urea or derivatives of urea with aldehydes, particularly with formaldehyde
DK32163C (en) Procedure for Preserving Formaldehyde.
AT136669B (en) Process for the preparation of formaldehyde.
DK46762C (en) Procedure for the manufacture of condensation products of thiourea or mixtures of thiourea and urea with formaldehyde.
DK41316C (en) Process for the Preparation of a Water-Soluble Phenol Formaldehyde Condensation Product.
DK47458C (en) Process for the preparation of phenolic aldehyde resins and press mixtures, in which such are present.
ES94775A1 (en) Procedure to obtain surfaces with a burnished or varnished appearance, especially on wood.
ES102811A1 (en) The manufacture of barrels, with sabina wood.
ES103515A1 (en) Perfections in graduated or time fuzes, for projectiles.
DK38879C (en) Procedure for the manufacture of plastics and articles thereof Condensation products of urea or urea derivatives and formaldehyde or formaldehyde releasing substances.
DK40041C (en) Procedure for Manufacturing Plywood Containers.
AT104707B (en) Process for the preparation of light-colored, light- and air-resistant condensation products from phenols and formaldehyde.
DK38921C (en) Procedure for the manufacture of durable urea dryers.
DK63538C (en) Process for the preparation of resinous condensation products of phenols, similar substances and low molecular weight aldehydes.
DK43205C (en) Process for the production of shaped articles of urea or its derivatives, solid polymerized aldehydes and fillers.
ES101609A1 (en) Improvements in the conservation of wood, with the corresponding solutions for this.
DK39159C (en) Method for Making Fine Wood Resin.
DK38220C (en) Procedure for the purification of liquids, of which no food is to be prepared, for colloids.