Process for producing an object with a chiralic structure obtain

Details Process for producing an object with a chiralic structure obtain Process for producing an object with a chiralic structure obtain

1982-09-28

1984-01-24

Hoffman, James R.

Coating processes

Optical element produced

Polarizer, windshield, optical fiber, projection screen, or...

65 311, 264 13, 264 15, 427160, G02B 110, G02B 514, B05D 312, B05D 136

Patent

active

044277172

ABSTRACT:
The invention relates to a production process consisting in a first variant of drawing, stranding and hardening the object in a simultaneous manner before coating it with a product for forming an envelope making it possible to fix the twisting or torsion of said object. According to a second variant the drawing and hardening stages are performed before the twisting and coating stages.

REFERENCES:
patent: 4028081 (1977-06-01), Marcatili
patent: 4308045 (1981-12-01), Miller

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