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Class Information
Number: 526/179
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Polymers from only ethylenic monomers or processes of polymerizing, polymerizable compositions containing only ethylenic monomers as reactants or processes of preparing > Polymerizing in the presence of a specified material other than monomer > Material contains elemental alkali metal, hydride thereof, or alkali metal to carbon atom bond (li, na, k, rb, cs, fr) > Contains phosphorus atom
Description: Subject matter wherein the specified material contains phosphorus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7405262 |
Preparation of functionalized anionic polymerization initiators |
Jul. 29, 2008 |
| 6762259 |
Process for the production of living (co)polymers and use of the (co)polymers |
Jul. 13, 2004 |
| 6649711 |
Process for preparing vinylic polymers with catalyst system containing metal complex and Lewis acid |
Nov. 18, 2003 |
| 6646075 |
High molecular weight perfluorocyclobutane polymers and method of making |
Nov. 11, 2003 |
| 6384164 |
Process for the preparation of a branched diene elastomer via an anionic route |
May. 7, 2002 |
| 6271324 |
Method for preparing polyacryl(meth)acrylates |
Aug. 7, 2001 |
| 6143847 |
Method for preparing (co) polymers by metal-free anionic polymerization in the presence of a phosphonium cation containing at least one annellated aromatic ring |
Nov. 7, 2000 |
| 5932638 |
Free radical polymerizable compositions including para-halogenated aniline derivatives |
Aug. 3, 1999 |
| 5929181 |
Method for preparation of copolymers of ethylene/norbornene-type monomers with nickel catalysts |
Jul. 27, 1999 |
| 5741869 |
Addition polymers derived from norbornene-functional monomers and process therefor |
Apr. 21, 1998 |
| 5728782 |
Gas phase anionic polymerization of dienes and vinyl-substituted aromatic compounds |
Mar. 17, 1998 |
| 5717042 |
Process for preparing diene oligomers and copolymeric oligomers |
Feb. 10, 1998 |
| 5610248 |
Block copolymers and a novel method for preparing (co)polymers having a narrow molecular weight distribution by metal-free anionic polymerization in the presence of a phosphonium cation |
Mar. 11, 1997 |
| 5571881 |
Addition polymers derived from norbornene-functional monomers and process therefor |
Nov. 5, 1996 |
| 5569730 |
Addition polymers derived from norbornene-functional monomers and process therefor |
Oct. 29, 1996 |
| 5468819 |
Process for making polymers containing a norbornene repeating unit by addition polymerization using an organo (nickel or palladium) complex |
Nov. 21, 1995 |
| 5411998 |
Curing anaerobic compositions through thick bondlines |
May. 2, 1995 |
| 5284927 |
Process for preparing a rubbery terpolymer of styrene, isoprene and butadiene |
Feb. 8, 1994 |
| 5173550 |
Synthesis of random styrene-isoprene rubbers |
Dec. 22, 1992 |
| 5171810 |
Crosslinkable poly(unsaturated carbosilane) copolymers and methods of making same |
Dec. 15, 1992 |
| 5169916 |
Crosslinkable poly(unsaturated carbosilane) polymers and methods of making same |
Dec. 8, 1992 |
| 5137998 |
Process for preparing a rubbery terpolymer of styrene, isoprene and butadiene |
Aug. 11, 1992 |
| 5130390 |
Crosslinkable saturated and unsaturated carbosilane polymers and formulations |
Jul. 14, 1992 |
| 5112929 |
Oxolanyl cyclic acetals as anionic polymerization modifiers |
May. 12, 1992 |
| 4843120 |
Rubber composition |
Jun. 27, 1989 |
| 4783516 |
Polysilane precursors containing olefinic groups for silicon carbide |
Nov. 8, 1988 |
| 4537939 |
Process for production of polymers having increased 1,2-microstructure |
Aug. 27, 1985 |
| 4530984 |
Process for production of polymers having increased 1,2-microstructure |
Jul. 23, 1985 |
| 4476240 |
Catalyst system containing an anionic initiator based on lithium and phosphine oxide modifier |
Oct. 9, 1984 |
| 4473661 |
Polymerization catalyst system containing organolithium, dialkyl magnesium and/or trialkyl aluminum, and a phosphine oxide |
Sep. 25, 1984 |
| 4336361 |
Process of preparing linear polydivinylbenzene |
Jun. 22, 1982 |
| 4264753 |
Process for polymerizing conjugated dienes |
Apr. 28, 1981 |
| 4247418 |
Polymerization catalyst and process for polymerizing dienes therewith |
Jan. 27, 1981 |
| 4230841 |
Process for medium vinyl polybutadiene |
Oct. 28, 1980 |
| 4208498 |
Continuous solution polymerization process |
Jun. 17, 1980 |
| 4202954 |
Continuous solution polymerization process |
May. 13, 1980 |
| 4189555 |
Continuous solution polymerization process |
Feb. 19, 1980 |
| 4180637 |
Process for the preparation of low molecular weight anhydride interpolymers |
Dec. 25, 1979 |
| 4091198 |
Suppressing gel in the continuous solution polymerization of a conjugated diene with a monovinyl aromatic compound |
May. 23, 1978 |
| 3959100 |
Photopolymerizable coating compositions containing activated halogenated azine photoinitiator and process for making same |
May. 25, 1976 |
| 3954700 |
Polymerization with organo sodium catalyst dissolved in hexamethylphosphorotriamide |
May. 4, 1976 |
| 3948873 |
Process for preparing carbon monoxide-ethylene copolymers |
Apr. 6, 1976 |
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