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Lani S Kangas

from Saint Paul, MN
Age ~63

Lani Kangas Phones & Addresses

  • 9201 Edinburgh Ln, Woodbury, MN 55125 (651) 731-1550
  • 911 Stewarton Dr, Saint Paul, MN 55125 (651) 731-1550

Publications

Us Patents

Epoxy/Acrylic Terpolymer Self-Fixturing Adhesive

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US Patent:
6521732, Feb 18, 2003
Filed:
Apr 5, 2001
Appl. No.:
09/827221
Inventors:
Mario Alberto Perez - Burnsville MN
Ahmed Salih Abuelyaman - Woodbury MN
Ikuko Ebihara - St. Paul MN
Lani S. Kangas - Woodbury MN
Assignee:
3M Innovative Properties Company - Saint Paul MN
International Classification:
C09J12910
US Classification:
526273, 526326, 5263285, 525186, 5253273, 525385, 525523, 525534, 524561
Abstract:
A (meth)acrylate terpolymer comprising 1-30% of total terpolymer weight epoxy-functional (meth)acrylate monomer units, 1-98% of total terpolymer weight tackifier (meth)acrylate monomer units, and 1-98% of total terpolymer weight compatibilizing (meth)acrylate monomer units, wherein the compatibilizing (meth)acrylate monomer unit is a (meth)acrylic ester derived from an aromatic alcohol containing 6-14 carbon atoms. Also provided are self-fixturing adhesive compositions comprising the acrylate terpolymer of the present invention and methods of their use.

Tackified Polydiorganosiloxane Polyurea Segmented Copolymers And A Process For Making Same

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US Patent:
6664359, Dec 16, 2003
Filed:
Oct 2, 1997
Appl. No.:
08/930771
Inventors:
Lani S. Kangas - Woodbury MN
Mieczyslaw H. Mazurek - Roseville MN
Kurt C. Melancon - White Bear Lake MN
Walter R. Romanko - Austin TX
Audrey A. Sherman - St. Paul MN
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
C08L 8310
US Classification:
528 38, 528 22, 528 37
Abstract:
A tackified composition comprising (a) a polydiorgannosiloxane polyurea segmented copolymer comprising the reaction product of (i) at least one polyaminie, wherein the polyamine comprises at least one polydiorganosiloxane diamine, or a mixture of at least one polydiorganosiloxane diamine and at least one organic polyamine, and (ii) at least one polyisocyanate, wherein the mol ratio of isocyanate to amined is between 0. 9:1 and 0. 95:1 or between 1. 05:1 and about 1. 3:1, and (b) silicate resins. The tackified compositions are useful as pressure sensitive adhesives, particularly for foamed backing tapes, medical tapes and the like, hot melt adhesives, vibration dampers, anti-corrosive materials.

Acid-Reactive Dental Fillers, Compositions, And Methods

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US Patent:
7090722, Aug 15, 2006
Filed:
May 17, 2004
Appl. No.:
10/847805
Inventors:
Kenton D. Budd - Woodbury MN,
Jason P. Thalacker - Minneapolis MN,
Sumita B. Mitra - West St. Paul MN,
Brant U. Kolb - Afton MN,
Lani S. Kangas - Woodbury MN,
Assignee:
3M Innovative Properties Company - St Paul MN
International Classification:
A61F 2/00
A61K 6/06
A61K 6/08
A61K 6/083
US Classification:
106 35, 501151, 501152, 423263, 423464, 423465, 523113, 523115, 523116
Abstract:
Acid-reactive dental fillers, and methods of making and using such fillers, are disclosed. The acid-reactive dental fillers include a trivalent metal, oxygen, fluorine, an alkaline earth metal, and, optionally, silicon. The acid-reactive dental fillers are preferably nanostructured, for example, in the form of nanoparticles.

Dental Compositions Containing Nanofillers And Related Methods

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US Patent:
7156911, Jan 2, 2007
Filed:
May 17, 2004
Appl. No.:
10/847781
Inventors:
Lani S. Kangas - Woodbury MN,
Hoa T. Bui - Mendota Heights MN,
Jason P. Thalacker - Minneapolis MN,
Brant U. Kolb - Afton MN,
Joel D. Oxman - Minneapolis MN,
Jacqueline C. Rolf - River Falls WI,
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
A61K 6/00
US Classification:
106 35, 4332281, 523115, 523116, 523118
Abstract:
The present invention features ionomer compositions containing nanofillers. The compositions can be used in a variety of dental and orthodontic applications, for example, as adhesives, cements, restoratives, coatings and sealants.

Dental Compositions Containing Nanozirconia Fillers

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US Patent:
7649029, Jan 19, 2010
Filed:
May 17, 2004
Appl. No.:
10/847782
Inventors:
Brant U. Kolb - Afton MN,
Hoa T. Bui - Mendota Heights MN,
Jason P. Thalacker - Minneapolis MN,
Lani S. Kangas - Woodbury MN,
Joel D. Oxman - Minneapolis MN,
Kenton D. Budd - Woodbury MN,
Jacqueline C. Rolf - River Falls WI,
Sumita B. Mitra - West St. Paul MN,
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
A61K 6/083
A61C 5/00
C03C 25/40
US Classification:
523117, 523118, 523203, 4332281, 977919
Abstract:
The present invention features ionomer compositions containing nanozirconia fillers. The compositions can be used in a variety of dental and orthodontic applications, for example, as adhesives, cements, restoratives, coatings and sealants.

Dental Compositions Containing Nanofillers And Related Methods

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US Patent:
7361216, Apr 22, 2008
Filed:
Oct 27, 2006
Appl. No.:
11/588764
Inventors:
Lani S. Kangas - Woodbury MN,
Hoa T. Bui - Mendota Heights MN,
Jason P. Thalacker - Minneapolis MN,
Brant U. Kolb - Afton MN,
Joel D. Oxman - Minneapolis MN,
Jacqueline C. Rolf - River Falls WI,
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
A61K 6/00
US Classification:
106 35, 4332281, 523115, 523116, 523118
Abstract:
The present invention features ionomer compositions containing nanofillers. The compositions can be used in a variety of dental and orthodontic applications, for example, as adhesives, cements, restoratives, coatings and sealants.

Mixture Of Isocyanate-Terminated Polyurethane Prepolymers Having Good Adhesion

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US Patent:
54183103, May 23, 1995
Filed:
Feb 24, 1994
Appl. No.:
8/201050
Inventors:
Lani S. Kangas - Woodbury MN
Assignee:
Minnesota Mining and Manufacturing Company - St. Paul MN
International Classification:
C08G 1828
C08G 1848
C08G 1882
US Classification:
528 59
Abstract:
A blend of isocyanate-terminated polyurethane prepolymers comprising: (a) a first prepolymer which comprises the reaction product of an at least essentially semicrystalline hydroxy-functional material and a polyisocyanate; (b) a second prepolymer which comprises the reaction product of a poly(tetramethylene glycol)ether and a polyisocyanate; and (c) a third prepolymer which comprises the reaction product of an essentially amorphous hydroxy-functional material and a polyisocyanate. The blend may also include a fourth prepolymer which comprises the reaction product of a slightly branched hydroxy-functional material and a polyisocyanate.

Mixture Of Isocyanate-Terminated Polyurethane Prepolymers Having Good Adhesion

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US Patent:
55368050, Jul 16, 1996
Filed:
Apr 7, 1995
Appl. No.:
8/419004
Inventors:
Lani S. Kangas - Woodbury MN
Assignee:
Minnesota Mining and Manufacturing Company - St. Paul MN
International Classification:
C08L 7506
C08L 7508
US Classification:
528 59
Abstract:
A blend of isocyanate-terminated polyurethane prepolymers comprising: (a) a first prepolymer which comprises the reaction product of an at least essentially semicrystalline hydroxy-functional material and a polyisocyanate; (b) a second prepolymer which comprises the reaction product of a poly(tetramethylene glycol) ether and a polyisocyanate; and (c) a third prepolymer which comprises the reaction product of an essentially amorphous hydroxy-functional material and a polyisocyanate. The blend may also include a fourth prepolymer which comprises the reaction product of a slightly branched hydroxy-functional material and a polyisocyanate.
Lani S Kangas from Saint Paul, MN, age ~63 Get Report