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Class Information
Number: 528/480
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Treating polymer containing material or treating a solid polymer or a resinifiable intermediate condensation product
Description: Processes under Class 520, ... wherein a solid polymer which has been derived from at least one ethylenic monomer, or a material which is in contact with the polymer, is treated.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 528/488 |
Contacting with alkali (li, na, k, rb, cs, fr) or alkaline earth (be, mg, ca, sr, ba) metal or compound thereof |
340 |
| 528/485 |
Contacting with aluminum or heavy metal material |
195 |
| 528/486 |
Contacting with carboxylic acid, salt, or anhydride thereof |
478 |
| 528/483 |
Contacting with exteriorly produced specified gaseous agent other than drying, blanket, or carrier gas |
312 |
| 528/482 |
Contacting with ion exchange material or solid sorbent |
211 |
| 528/491 |
Contacting with organic material |
596 |
| 528/490 |
Contacting with specified element or with specified inorganic compound other than water, elemental nitrogen, air and the inert gases (group viii a) |
367 |
| 528/487 |
Contacting with sulfur or phosphorus-containing material |
439 |
| 528/499 |
Contacting with water |
600 |
| 528/502R |
Physical treatment |
251 |
| 528/484 |
Preventing or removing reactor or processing equipment buildup |
36 |
| 528/503 |
Temperature maintaining, heating or cooling |
944 |
| 528/481 |
Treating at o deg c (32 deg f) or below, or at 200 deg c (392 deg f) or above |
608 |
| 528/501 |
With distilling or pressured reduction step to remove material, e.g., flashing, autorefrigeration, etc. |
517 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7186793 |
Recording/playback apparatus, recording/playback method, program, and storage medium |
Mar. 6, 2007 |
| 7186794 |
Polymer treating method and apparatus |
Mar. 6, 2007 |
| 7169885 |
Polyimide membranes |
Jan. 30, 2007 |
| 7169886 |
Process for the control of flow properties of polymers |
Jan. 30, 2007 |
| 7166690 |
Recycled method for a wasted polyester and reclaimed materials thereof |
Jan. 23, 2007 |
| 7163999 |
Resin particle and method for preparation thereof |
Jan. 16, 2007 |
| 7160980 |
Polyketones |
Jan. 9, 2007 |
| 7157550 |
Purification process of thermoprocessable tetrafluoroethylene copolymers |
Jan. 2, 2007 |
| 7153928 |
Method for producing polyhydroxyalkanoate crystal |
Dec. 26, 2006 |
| 7151157 |
Mechanically activated shape memory device |
Dec. 19, 2006 |
| 7148319 |
Alkylation of crosslinked polymers containing N or amino or ammonium groups |
Dec. 12, 2006 |
| 7148301 |
High purity fluoropolymers |
Dec. 12, 2006 |
| 7148312 |
Preparation method of high molecular weight polycarbonate resin |
Dec. 12, 2006 |
| 7144978 |
Multidrop tree branching functional polyethylene glycol, methods of preparing and using same |
Dec. 5, 2006 |
| 7144980 |
Manufacture of web superabsorbent polymer and fiber |
Dec. 5, 2006 |
| 7144979 |
Modifying the surface of polymer substrates by graft polymerization |
Dec. 5, 2006 |
| 7141646 |
Method of purifying vinyl polymer |
Nov. 28, 2006 |
| 7141647 |
Image file arrangement for use with an improved image quality assurance system |
Nov. 28, 2006 |
| 7138461 |
Fluorine-containing copolymer molding material |
Nov. 21, 2006 |
| 7138478 |
Process for mixing polymer melts with additives |
Nov. 21, 2006 |
| 7135545 |
High molecular weight lenses formed from viscosity-specific polycarbonate |
Nov. 14, 2006 |
| 7132502 |
Water-thinnable polymer precursors, their preparation and use |
Nov. 7, 2006 |
| 7132503 |
Removing gelled unsaturated elastomers from polymerization equipment associated with their production |
Nov. 7, 2006 |
| 7129322 |
Method for producing polymer alloy polymer alloy formed article transparent formed article and optical film |
Oct. 31, 2006 |
| 7125953 |
Ion-conducting polymeric materials |
Oct. 24, 2006 |
| 7119163 |
Process for continuously producing .epsilon.-caprolactone polymer |
Oct. 10, 2006 |
| 7112646 |
Process and device for manufacturing an aromatic alkylene polymer |
Sep. 26, 2006 |
| 7112652 |
Solvents useful in the preparation of polymers containing hydrophilic and hydrophobic monomers |
Sep. 26, 2006 |
| 7105631 |
Preparation of alkylated N- or amino, ammonium or spirobicyclic ammonium group-containing, crosslinked polymers |
Sep. 12, 2006 |
| 7105632 |
Recycle method for polycarbonate resin waste |
Sep. 12, 2006 |
| 7098295 |
Electroluminescent conjugated polymers containing phosphorescent moieties and the application thereof in led |
Aug. 29, 2006 |
| 7098298 |
Method for producing polyhydroxyalkanoate crystal |
Aug. 29, 2006 |
| 7094865 |
Thiophenes and polymers derived therefrom |
Aug. 22, 2006 |
| 7094867 |
Method of continuously cleansing polyarylene sulfide |
Aug. 22, 2006 |
| 7087707 |
Synthesis of oligomeric cyanate esters |
Aug. 8, 2006 |
| 7081512 |
Treatment of resins to lower levels of CPD-producing species and improve gelation stability |
Jul. 25, 2006 |
| 7074727 |
Process for improving dielectric properties in low-k organosilicate dielectric material |
Jul. 11, 2006 |
| 7067614 |
Method of drying a material having a cohesive phase |
Jun. 27, 2006 |
| 7067613 |
Separation of polyolefins from nylons |
Jun. 27, 2006 |
| 7067615 |
Hydrotreating polyester precursors |
Jun. 27, 2006 |
| 7060787 |
Extraction of impurities from grafted polyolefins |
Jun. 13, 2006 |
| 7057010 |
Process for the continuous drying of polymers containing N or amino, ammonium or spirobicyclic ammonium groups |
Jun. 6, 2006 |
| 7057011 |
Continuous resin recovery apparatus and recovery method |
Jun. 6, 2006 |
| 7053168 |
Method for preparing polyimide and polyimide prepared thereby |
May. 30, 2006 |
| 7049391 |
Method for reducing the caprolactam content of polyamide 6, a polyamide 6 and use thereof |
May. 23, 2006 |
| 7045577 |
Nonisocyanate polyurethane materials, and their preparation from epoxidized soybean oils and related epoxidized vegetable oils, incorporation of carbon dioxide into soybean oil, and carbonatio |
May. 16, 2006 |
| 7045590 |
Use of waste carpet as filler |
May. 16, 2006 |
| 7041773 |
Polyimide sulfones, method and articles made therefrom |
May. 9, 2006 |
| 7019106 |
Lactic acid polymer and process for producing the same |
Mar. 28, 2006 |
| 7008999 |
Method for doping a polymer |
Mar. 7, 2006 |
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