3816233

Information

• Patent Grant
• 3816233

• References
• Source

• Patent Number

  3,816,233

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1974
  50 years ago

• CPC

  • B29C44/5645 - Differential deformation by differential heating
  • B29C44/22 - consisting of at least two parts of chemically or physically different materials
  • B29C44/30 - Expanding the moulding material between endless belts or rollers
  • C08J9/00 - Working-up of macromolecular substances to porous or cellular articles or materials After-treatment thereof
  • B29C43/46 - Rollers
  • B29K2105/04 - cellular or porous
  • B29L2007/00 - Flat articles
  • B29L2009/00 - Layered products
  • C08J2375/04 - Polyurethanes
  • Y10S264/14 - forming integral skin on a foamed product
  • Y10S521/918 - Physical aftertreatment of a cellular product
  • Y10T428/2495 - Thickness [relative or absolute]
  • Y10T428/24992 - Density or compression of components
  • Y10T428/249975 - Void shape specified [e.g., crushed, flat, round, etc.]
  • Y10T428/249981 - Plural void-containing components
  • Y10T428/26 - Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
  • Y10T428/264 - Up to 3 mils

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 521 - Synthetic resins or natural rubbers