BE435908A - - Google Patents

Info

Publication number

BE435908A

BE435908A BE435908DA BE435908A BE 435908 A BE435908 A BE 435908A BE 435908D A BE435908D A BE 435908DA BE 435908 A BE435908 A BE 435908A

Authority

BE

Belgium

Prior art keywords

layer

recording

sound

cutting properties

film

Prior art date

Links

• Espacenet
• Global Dossier
• Discuss

• 239000000463 material Substances 0.000 claims description 12
• 230000002349 favourable effect Effects 0.000 claims description 10
• 238000000034 method Methods 0.000 claims description 8
• 239000000126 substance Substances 0.000 claims description 4
• 230000001747 exhibiting effect Effects 0.000 claims description 3
• 108010010803 Gelatin Proteins 0.000 description 12
• 229920000159 gelatin Polymers 0.000 description 12
• 239000008273 gelatin Substances 0.000 description 12
• 235000019322 gelatine Nutrition 0.000 description 12
• 235000011852 gelatine desserts Nutrition 0.000 description 12
• 229920002160 Celluloid Polymers 0.000 description 7
• 238000000926 separation method Methods 0.000 description 5
• 229940046892 lead acetate Drugs 0.000 description 3
• UYJXRRSPUVSSMN-UHFFFAOYSA-P ammonium sulfide Chemical compound [NH4+].[NH4+].[S-2] UYJXRRSPUVSSMN-UHFFFAOYSA-P 0.000 description 2
• 239000007864 aqueous solution Substances 0.000 description 2
• 150000001875 compounds Chemical class 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 238000009966 trimming Methods 0.000 description 2
• 230000003321 amplification Effects 0.000 description 1
• 229920002678 cellulose Polymers 0.000 description 1
• 239000001913 cellulose Substances 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 239000011248 coating agent Substances 0.000 description 1
• 238000000576 coating method Methods 0.000 description 1
• 230000001627 detrimental effect Effects 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 239000000839 emulsion Substances 0.000 description 1
• 230000001788 irregular Effects 0.000 description 1
• 229940056932 lead sulfide Drugs 0.000 description 1
• 229910052981 lead sulfide Inorganic materials 0.000 description 1
• 238000003199 nucleic acid amplification method Methods 0.000 description 1
• 230000010355 oscillation Effects 0.000 description 1