| Patent Number |
Title Of Patent |
Date Issued |
| 6964753 |
Polymerization reactor and process |
November 15, 2005 |
| A continuous static polymerization reactor unit for the production of liquid polymers, in particular high viscosity organopolysiloxanes, in a predetermined viscosity range comprises a reactor (1) a supply means (10,25) for supplying monomers and/or oligomers to an inlet means (2), and |
| 6878773 |
Silicone polymer emulsions |
April 12, 2005 |
| In a process for the preparation of an emulsion of a silicone organic block copolymer in water, a polydiorganosiloxane having terminal reactive groups (A), an organic material having terminal groups (B) which are reactive with the groups (A) and a catalyst are emulsified in water with a |
| 6780926 |
Process for the manufacturing of organopolysiloxane compositions |
August 24, 2004 |
| This invention provides a process for the manufacture of organopolysiloxane compositions, an in particular sealants, comprising mixing a polymer, preferably silicone, a surface active filler, an organosilane such as a cross-linker, a catalyst and an adhesion promoter, in which the or |
| 6642184 |
Organosilicon composition |
November 4, 2003 |
| The present invention relates to use of an inhibitor compound in an organosilicon composition for inhibiting curing of the organosilicon composition by a hydrosilylation reaction at a temperature of 40.degree. C. to 100.degree. C., or 100.degree. C. and above, and a pressure of 1.tim |
| 6599633 |
Organosiloxane compositions |
July 29, 2003 |
| A silicone composition comprising a polymer having siloxane units and two or more silicon bonded hydroxyl or hydrolyzable groups per molecule; a crosslinker; an extender material which is either an alkyl substituted aryl compound such as a heavy alkylate, or a alkylcycloaliphatic compoun |
| 6541088 |
Alkylenimine/organic barrier coatings having bis-silane additives |
April 1, 2003 |
| A composition which provides gas, flavor, and aroma barrier to substrates, where the composition is formed by mixing an ethylenically unsaturated acid, a bis-silane and a polyamine. |
| 6521587 |
Silicone foam control agent |
February 18, 2003 |
| A foam control agent, comprising (A) an organopolysiloxane material having at least one silicon-bonded substituent of the formula X-Ph, wherein X denotes a divalent aliphatic organic group bonded to silicon through a carbon atom and Ph denotes an optionally substituted aromatic group, (B |
| 6521586 |
Silicone foam control agent |
February 18, 2003 |
| A foam control agent comprises (A) an organopolysiloxane material having at least one silicon-bonded substituent of the formula X--Ph, wherein X denotes a divalent aliphatic hydrocarbon group and Ph denotes an optionally substituted aromatic group, (B) an organosilicon resin and (C) |
| 6475974 |
Mechanical microemulsions of blended silicones |
November 5, 2002 |
| A microemulsion is formed by combining (a) water, (b) a nonionic surfactant, a cationic surfactant, an anionic surfactant, or a mixture of such surfactants, (c) a linear non-volatile polysiloxane, (d) an amine functional polysiloxane, and (e) a carboxylic acid. The mixture is mechani |
| 6447845 |
Barrier coatings using polyacids |
September 10, 2002 |
| A process for treating a surface of a substrate to improve the oxygen, carbon dioxide, flavor and odor gas barrier properties of the substrate with an organic acid having at least two acid substituents selected from the group consisting of a polybasic carboxylic acid, a polymer of an |
| 6436498 |
Reactive silicone/alkyleneimine barrier laminating adhesives having bis-silane additives |
August 20, 2002 |
| A method of laminating two substrates by coating at least one side of a substrate with a laminating adhesive, bringing a coated side of the substrate into contact with a second substrate to form a three layer film, and treating the three layer film with a free radical initiator. The |
| 6416817 |
Barrier coatings having bis-silanes |
July 9, 2002 |
| A process of preparing an oxygen barrier coating using a compound of the general formulawherein Z is R'NH(R'NH).sub.p R', each R is selected from the group consisting of a hydrogen atom and a hydrocarbon group, each X is selected from the group consisting of an alkoxy group with 1 to 4 c |
| 6399559 |
Stable bleaching agents containing bis(organosilyl) peroxides |
June 4, 2002 |
| This invention relates to organosilyl peroxide compounds which are stable in aqueous systems and are used for bleaching and cleaning applications. More particularly, this invention is concerned with the stability of bis(organosilyl)peroxides when formulated in aqueous and non-aqueous |
| 6395790 |
Siloxane emulsions |
May 28, 2002 |
| An oil-in-water emulsion composition comprising 0.5% to 20% by weight of a cationic emulsifier, up to 75% by weight of siloxane and water, wherein the siloxane is liquid and has units according to the formula R.sub.a Si O.sub.4-a/2 wherein R is hydrocarbon or OH and a is 0 to 3 and where |
| 6305574 |
Dispensing device |
October 23, 2001 |
| A dispensing device comprising a reservoir (2) and a one way valve (6) through which material may only be conducted into the reservoir (2). Reservoir (2) comprises a piston (16), a cylinder device (10) capable of permitting expansion of the capacity of the reservoir as material is co |
| 6300453 |
Curable polyorganosiloxane compositions |
October 9, 2001 |
| A composition capable of curing to form an elastomeric mass is disclosed which comprises a polymeric material having at least one hydroxyl or hydrolyzable group bonded to silicon, a crosslinking agent of the formula R--Si--(OR.sup.1).sub.3 wherein R denotes an alkyl group having from 4 t |
| 6248855 |
Method of making silicone-in-water emulsions |
June 19, 2001 |
| A silicone oil-in-water emulsion containing a linear noncrosslinked silicone copolymer is prepared by polymerizing an OH endblocked polydimethylsiloxane monomer with an amine functional trialkoxysilane monomer in the presence of a metal catalyst. However, the polymerization is interr |
| 6242408 |
Stable bleaching agents containing bis(organosilyl)peroxides |
June 5, 2001 |
| This invention relates to organosilyl peroxide compounds which are stable in aqueous systems and are used for bleaching and cleaning applications. More particularly, this invention is concerned with the stability of bis(organosilyl)peroxides when formulated in aqueous and non-aqueous |
| 6239211 |
Emulsions containing silicone polymers |
May 29, 2001 |
| An emulsion containing particles of an organopolysiloxane is prepared by (i) combining a silanol endblocked siloxane, an alkyltrialkoxysilane, water, and a nonionic surfactant or an anionic surfactant; (ii) emulsifying these ingredients by agitating these ingredients or by using a hi |
| 6238755 |
Insulating glass units |
May 29, 2001 |
| The specification describes and claims an insulating glass unit and a process for making. The unit comprises two glass panes spaced apart by a spacer of thermoplastics material adherent to the panes, an inert or heavy gas trapped within the unit and a layer of silicone elastomer located |
| 6207722 |
Foam control compositions having resin-fillers |
March 27, 2001 |
| The present invention relates to a foam control composition and to its use in foaming systems. More particularly, this invention relates to a foam control composition comprising a polysiloxane and a resin-filler made from MQ resins having at least one polyoxyalkylene group. The compositi |
| 6204329 |
Polysiloxane-polybutylene copolymers |
March 20, 2001 |
| A polysiloxane-polybutylene copolymer having polybutylene chains grafted onto a polysiloxane backbone which has a variety of properties which render it valuable for applications in personal care. |
| 6194476 |
Compressible silicone composition |
February 27, 2001 |
| A compressible silicone composition formable from a silicone gel-forming composition and a hollow compressible filler which is adapted to be used in an electrically insulating seal. The compressible silicone composition comprises a mixture of organosilicon compounds which can crosslink t |
| 6165968 |
Particulate foam control agents |
December 26, 2000 |
| This invention relates to a particulate foam control agent comprising from 1 to 30 parts by weight of a silicone antifoam, from 70 to 99 parts by weight of a zeolite carrier for the antifoam, from 1 to 60% by weight of the silicone antifoam of a surface active agent which has been deposi |
| 6162330 |
Method for restricting air entrapment in a paper making process |
December 19, 2000 |
| A method for restricting air entrapment in white water of a paper making process is described, which comprises adding to said white water a polysiloxane having an Si--C bonded substituent with at least one ether or alcohol oxygen. Preferably certain siloxane oxyalkylene copolymers or |
| 6130306 |
Moisture curable oxyalkylene polymer containing composition |
October 10, 2000 |
| A moisture curing composition comprising (a) an oxyalkylene polymer having at least one reactive silicon group in each molecule, (b) bis(3-triethoxysilylpropyl)tetrasulfane, and (c) a condensation catalyst. The presence of the bis(3-triethoxysilylpropyl)tetrasulfane in the compositio |
| 6040412 |
Process for preparing chain-extended organopolysiloxanes |
March 21, 2000 |
| This specification describes and claims a process for preparing chain-extended organopolysiloxanes. The process comprises the steps of: A) mixing organopolysiloxanes having at least one silicon-bonded hydroxyl group per molecule with a polymerization catalyst to form a mixture, B) al |
| 6037434 |
Method for preparing polydiorganosiloxanes partially end-blocked with substituted silethylene gr |
March 14, 2000 |
| This specification describes and claims a method for producing polydiorganosiloxanes partially end-blocked with substituted silethylene groups. The method comprises the steps of: A) mixing a hydroxyl end-blocked polydiorganosiloxane with a silicon-containing compound having at least |
| 6034171 |
Organosiloxane compositions |
March 7, 2000 |
| A moisture curable composition comprises a mixture and/or a reaction product of a polymeric material having not less than two groups bonded to silicon which are hydroxyl or hydrolyzable groups, an alkoxysilane curative, an adhesion promoter and catalyst material for catalyzing the co |
| 6013682 |
Method of making silicone in water emulsions |
January 11, 2000 |
| Described is a method of making a silicone in water emulsion. The method comprises mixing (I) a composition containing at least one polysiloxane, at least one organosilicon material that reacts with said polysiloxane by a chain extension reaction and a metal containing catalyst for said |
| 5968660 |
Coated substrate |
October 19, 1999 |
| This invention relates to a coated substrate obtained by a method comprising (I) applying a silicone emulsion composition to the surface of a substrate wherein the silicone emulsion composition comprises (a) an alkenylated silicone resin, (b) an alkenyl polydiorganosiloxane, (c) a si |
| 5948854 |
Alkoxy-functional RTV compositions with increased green strength and increased storage stability |
September 7, 1999 |
| Alkoxy-functional room temperature vulcanizing (RTV) compositions, curable in the presence of moisture, comprising polymers containing on average at least 1.2 alkoxysilyl chain terminations per molecule, a tetraalkoxytitanium compound containing on average greater than 90 mole percen |
| 5928724 |
Method of making a building element |
July 27, 1999 |
| An improved method of making glass building elements filled with cured polydiorganosiloxane compositions. The method comprises first coating the interior surfaces of a hollow glass block with a first curable polydiorganosiloxane composition. This first composition is then cured. Next |
| 5908909 |
Organosiloxane compositions |
June 1, 1999 |
| A composition curable in presence of atmospheric moisture to an elastomeric body, comprising (A) the product formed by mixing a polymeric material having at least two groups bonded to silicon which are hydroxyl or alkoxy group and an alkoxysilane curative and (B) a titanium compound acco |
| 5861453 |
Silicone compositions and uses thereof |
January 19, 1999 |
| The present invention relates to a silicone composition prepared by reacting a mixture comprising (i) mineral oil, (ii) a polyorganosiloxane, (iii) a silicon compound, and (iv) a catalytic amount of a catalyst. The compositions of this invention are resistant to phase separation and are |
| 5861368 |
Particulate foam control agents and their use |
January 19, 1999 |
| A method of providing a foam control agent with 1 to 30 parts of a silicone antifoam and 70 to 99 parts of a zeolite carrier, with the ability to release some of the antifoam within 10 minutes of being dispersed in an aqueous surfactant solution, by deposition 5 to 70% of the antifoam of |
| 5844038 |
Polysiloxane Compositions |
December 1, 1998 |
| The present invention discloses the use of a polymer chain having at least one carboxylic acid anhydride group as a consistency stabilizer in the base part of a two-part silicone sealant. The base part consists essentially of the consistency stabilizer, 100 parts by weight of a polym |
| 5833798 |
Adhesion method employing organosiloxane compositions |
November 10, 1998 |
| A moisture curable composition comprises a mixture and/or a reaction product of a polymeric material having not less than two groups bonded to silicon which are hydroxyl or hydrolyzable groups, an alkoxysilane curative, an adhesion promoter and catalyst material for catalyzing the co |
| 5822675 |
Heating elements and a process for their manufacture |
October 13, 1998 |
| Disclosed is a heating element having improved performance, particularly at high power densities and high temperatures. The heating element comprises a substrate having a first layer comprising a silicon based electrically insulating material on its surface. On a surface of the first lay |
| 5807009 |
Mechanical coupling |
September 15, 1998 |
| A mechanical coupling comprises an input member, an output member a chamber associated therewith, within the chamber a charge of cured silicone composition in crumb form and a spring biased piston for compressing the charge to an extent sufficient to permit the compressed silicone to con |
| 5767760 |
Foils |
June 16, 1998 |
| Prior to winding wire in a coil around a foil, the foil is coated on a least one surface side with a tacky silicone composition. A composition on the foil exerts a retaining force on the wires discouraging said wires from sliding away from an original or intended position. |
| 5767053 |
Particulate foam control agents and their use |
June 16, 1998 |
| A method of making a particulate foam control agent comprising 0.001 to 30 parts of silicone antifoam, 45 to 99 parts of a zeolite and 0 to 30 parts of a binder, preferably of a polycarboxylate-type, able to release at least some antifoam from the zeolite in the first 10 minutes of a was |
| 5741439 |
Silicone emulsion compositions |
April 21, 1998 |
| An emulsion composition is described which comprises (a) an alkenylated silicone resin, (b) an alkenyl polydiorganosiloxane, (c) a silicone resin bearing SiH groups and (d) water. The emulsion composition may be combined with a precious metal catalyst to provide an emulsion release coati |
| 5733996 |
Organosiloxane compositions |
March 31, 1998 |
| The specification describes and claims a composition curable in presence of atmospheric moisture to an elastomeric body, comprising (A) the product formed by mixing a polymeric material having at least two groups bonded to silicon which are hydroxyl or hydrolysable (eg alkoxy) groups and |
| 5693256 |
Foam control agent |
December 2, 1997 |
| A foam control agent comprising 100 parts by weight of a water-insoluble organic liquid, from 0.1 to 20 parts by weight of a first hydrophobic filler with a size of no more than 20 .mu.m, preferably silica, and from 0.1 to 20 parts by weight of a second hydrophobic filler having a size o |
| 5668101 |
Particulate foam control agents and their use |
September 16, 1997 |
| A method of providing a foam control agent with 1 to 30 parts of a silicone antifoam and 70 to 99 parts of a zeolite carrier, with the ability to release some of the antifoam within 10 minutes of being dispersed in an aqueous surfactant solution, by depositing 5 to 70% of the antifoam of |
| 5659001 |
Moisture curable compositions |
August 19, 1997 |
| A moisture curable composition is claimed comprising (a) a condensation product of a polyacid chloride with an alkylene or oxyalkylene polymer having substituent groups condensible therewith with an organosilicon compound having at least one silicon-bonded group --R(NHR.sup.1).sub.m |
| 5627252 |
Silyl group containing organic polymers |
May 6, 1997 |
| Polymers are prepared by reaction between a polymer prepared by reaction between (A) an OH terminated reaction product of a polyacid chloride and an organic polymer having substituent groups condensable therewith and (B) a silane or siloxane having a group capable of reaction with substi |
| 5589449 |
Particulate foam control agents |
December 31, 1996 |
| A particulate foam control agent comprises 1 to 30 parts silicone antifoam, 70 to 99 parts zeolite carrier, 1 to 60% of the antifoam of an organopolysiloxane polyoxyalkylene copolymer, deposited onto the zeolite carrier not later than the antifoam and 1 to 40 parts by weight of a pol |
| 5532606 |
Electrical testing process |
July 2, 1996 |
| A method and apparatus for determining surface characteristics of a layer (e.g. anodised aluminum) by measuring electrical impedance thereof and solving specified equations. |
