FIELD: phenoplast production, in particular casting composition for technical applications.
SUBSTANCE: claimed casting composition included (mass %): novolac phenol-formaldehyde resin 47-49.3; wood powder 28.4-29.5; urotropine 7.1-7.4; kaolin 3.2-3.4; burnt magnesia 0.7-0.9; nigrosine 1.4-1.5; talk 3.7-3.9; naphthalene 1.9-2; stearin 0.2-0.4; calcium stearate 0.4-0.6; polyethylene wax 0.5-0.7; phosphoric acid triphenyl ester 1-5. Composition of present invention has increased destructive torque stress and decreased viscosity coefficient at 120°C and shear velocity gradient of 15 l/s.
EFFECT: composition with increased destructive torque stress and decreased viscosity coefficient.
4 ex, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| POLYMER COMPOUND | 0 |
|
SU1675306A1 |
| COMPOSITION FOR PREPARING PRESSING COMPOUND | 2000 |
|
RU2198189C2 |
| METHOD OF MANUFACTURE OF PHENOLIC PLASTICS | 1997 |
|
RU2139302C1 |
| METHOD OF PRODUCING COMPOUND OF CAST ELECTRICALLY INSULATING PHENOL PLASTIC | 0 |
|
SU1423564A1 |
| COMPOSITION FOR MOULDING UNDER PRESSURE | 0 |
|
SU744013A1 |
| MOLDING COMPOSITE MATERIAL | 2023 |
|
RU2826246C1 |
| POLYMERIC COMPOSITION | 1994 |
|
RU2076885C1 |
| POLYMERIC COMPOSITION FOR ANTIFRICTION MATERIAL | 1996 |
|
RU2126429C1 |
| POLYMER COMPOSITION | 1992 |
|
RU2005746C1 |
| POLYMERIC MOULDING COMPOSITION | 0 |
|
SU1692998A1 |
