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Class Information
Number: 521/76
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Cellular products or processes of preparing a cellular product, e.g., foams, pores, channels, etc. > Preparing a cellular product utilizing a stated ingredient which is surface coated or is a discrete solid particle containing a fluid encapsulated therein, processes of forming an expandible composition, containing said stated ingredient or composition therefrom
Description: Subject matter wherein cell formation is achieved or initiated in the presence of (1) a material which is surface coated; or (2) a material which consists of a particle comprising a fluent material encapsulated in a shell.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7351752 |
Thermo-expansive microspheres, their production process and their application |
Apr. 1, 2008 |
| 7294655 |
Coating composition for thermoplastic resin particles for forming foam containers |
Nov. 13, 2007 |
| 7005457 |
Multi-functional microencapsulated additives for polymeric compositions |
Feb. 28, 2006 |
| 6780499 |
Ordered two-phase dielectric film, and semiconductor device containing the same |
Aug. 24, 2004 |
| 6746625 |
Surface treated embossing catalyst and the use thereof |
Jun. 8, 2004 |
| 6743830 |
Construction board materials with engineered microstructures |
Jun. 1, 2004 |
| 6730713 |
Creation of epoxy-based foam-in-place material using encapsulated metal carbonate |
May. 4, 2004 |
| 6642282 |
Porous para-oriented aromatic polyamide film, prepreg thereof, and base substrate for printed circuit board |
Nov. 4, 2003 |
| 6596124 |
Forming process for cellulose paper based honeycomb structures |
Jul. 22, 2003 |
| 6403222 |
Wax-modified thermosettable compositions |
Jun. 11, 2002 |
| 6355698 |
Substantially anhydrous foaming agent and process for producing the same |
Mar. 12, 2002 |
| 6340519 |
Chipping-resistant paint |
Jan. 22, 2002 |
| 6323251 |
Thermoplastic/thermoset hybrid foams and methods for making same |
Nov. 27, 2001 |
| 6294589 |
Polyurethane composition containing antimicrobial agents and methods for use therefor |
Sep. 25, 2001 |
| 6291537 |
Encapsulation of oxidants for pitch stabilization |
Sep. 18, 2001 |
| 6194477 |
Method of making honeycomb panel structures |
Feb. 27, 2001 |
| 6043319 |
Method of preparing void type plastic pigment |
Mar. 28, 2000 |
| 5968643 |
Microporous film with improved properties |
Oct. 19, 1999 |
| 5877226 |
Thermal insulating foamed material having carbon dioxide adsorbents and method for manufacturing the same |
Mar. 2, 1999 |
| 5866641 |
Process for the production of lightweight cellular composites of wood waste and thermoplastic polymers |
Feb. 2, 1999 |
| 5866623 |
Method for immobilizing particulate materials in a packed bed |
Feb. 2, 1999 |
| 5855287 |
Synthetic closure for removable insertion into a wine bottle |
Jan. 5, 1999 |
| 5847017 |
Blowing agent |
Dec. 8, 1998 |
| 5800861 |
High solid infrared absorbing compositions |
Sep. 1, 1998 |
| 5747548 |
Compartmented thermoplastic pellets |
May. 5, 1998 |
| 5712317 |
Curable, sprayable compositions for reinforcing thin rigid plates |
Jan. 27, 1998 |
| 5710189 |
Blowing agent composition and a method for making a blowing agent |
Jan. 20, 1998 |
| 5708039 |
Smooth thin film powder coatings |
Jan. 13, 1998 |
| 5698604 |
Durable case formed from an expanded high-density polyethylene |
Dec. 16, 1997 |
| 5696175 |
Preparation of bonded fiber structures for cell implantation |
Dec. 9, 1997 |
| 5692629 |
Molded closure for a liquid container having printing thereon |
Dec. 2, 1997 |
| 5688860 |
Polyurethane/polyurea elastomers |
Nov. 18, 1997 |
| 5681867 |
Low-density RRIM having improved coefficient of linear thermal expansion and heat deflection properties |
Oct. 28, 1997 |
| 5635562 |
Expandable vibration damping materials |
Jun. 3, 1997 |
| 5629364 |
Coating composition |
May. 13, 1997 |
| 5627218 |
Compartmented thermoplastic pellets |
May. 6, 1997 |
| 5621015 |
Process for the treating of surfaces of thermoplastic additives |
Apr. 15, 1997 |
| 5611962 |
Production of encapsulated chemical foaming concentrates |
Mar. 18, 1997 |
| RE35447 |
Endothermic blowing agents for strengthening weld lines in molded thermoplastic resins and products |
Feb. 11, 1997 |
| 5601760 |
Milk derived whey protein-based microencapsulating agents and a method of use |
Feb. 11, 1997 |
| 5585412 |
Process for preparing flexible CFC-free polyurethane foams using an encapsulated blowing agent |
Dec. 17, 1996 |
| 5571847 |
Compatibilized carbon black and a process and a method for using |
Nov. 5, 1996 |
| 5532281 |
Methods and apparatus for producing a composition material and products of the methods and apparatus |
Jul. 2, 1996 |
| 5523330 |
Process for producing a foamed isocyanate-based polymer |
Jun. 4, 1996 |
| 5520961 |
Plastisol-based coating composition |
May. 28, 1996 |
| RE35239 |
Endothermic blowing agents compositions and applications |
May. 14, 1996 |
| 5512600 |
Preparation of bonded fiber structures for cell implantation |
Apr. 30, 1996 |
| 5453453 |
Fire-resistant essentially halogen-free epoxy composition |
Sep. 26, 1995 |
| 5432204 |
Foamed polymer and process for production thereof |
Jul. 11, 1995 |
| 5397807 |
Compatibilized carbon black and a process and a method for using |
Mar. 14, 1995 |
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