公开(公告)号：US12291599B2

公开(公告)日：2025-05-06

申请号：US17662211

申请日：2022-05-05

Applicant: H.B. Fuller Company

Inventor： Brian W. Carlson ,  Justin Kaffenberger ,  Alan R. Nahkala

IPC: C08G63/52 ,  C08G18/36 ,  C08G18/76 ,  C08G63/12 ,  C08G63/20 ,  C08L75/14 ,  C09J7/38 ,  C09J175/14

Abstract: Disclosed is a semi-crystalline polyester polyol having an acid number less than 4 and derived from a saturated fatty component having a hydroxyl number less than 2, the saturated fatty component being selected from the group consisting of saturated fatty acid, saturated fatty acid ester, saturated oil, and combinations thereof, polyhydric alcohol that includes at least three hydroxyl groups, and a dibasic acid.

公开(公告)号：US20250051619A1

公开(公告)日：2025-02-13

申请号：US18794665

申请日：2024-08-05

Applicant: H.B. Fuller Company

Inventor： Daniel A. Everson ,  Ethan A. Gormong

IPC: C09J123/16 ,  A61L15/20 ,  A61L15/24 ,  A61L15/58 ,  C09J5/06 ,  C09J11/06 ,  C09J11/08

Abstract: The invention includes a hot melt adhesive composition based on polyolefin polymers that can be used for applications (e.g., construction applications) in a disposable absorbent article. The olefin based hot melt adhesive composition has surprisingly good cohesive strength.

公开(公告)号：US20240416634A1

公开(公告)日：2024-12-19

申请号：US18742154

申请日：2024-06-13

Applicant: H.B. Fuller Company

Inventor： Richard B. Sergeant ,  Isabel Fonseca

IPC: B32B29/00 ,  B32B1/00 ,  B32B3/08 ,  B32B7/12 ,  B32B37/12 ,  B65D81/127

Abstract: A multilayered structure that includes a first layer having a first sheet of repulpable material, and second layer in direct contact with the first layer and including a hot melt adhesive composition in foam form such that a density of the second layer is no greater than 0.85 g/cc and the second layer exhibits a residual deformation value of no greater than 10%.

公开(公告)号：US12077662B2

公开(公告)日：2024-09-03

申请号：US17649131

申请日：2022-01-27

Applicant: H.B. Fuller Construction Products, Inc. ,  H.B. Fuller Company

Inventor： Gregory W. Schad ,  David Eckert ,  Kevin P. Del Bene ,  Brian W. Carlson ,  Bronwyn T. Miller

IPC: C09K3/10 ,  C08K7/22 ,  C08L33/04 ,  C09D5/02 ,  C09D7/62 ,  C09D133/04

CPC classification number: C08L33/04 ,  C08K7/22 ,  C09D5/022 ,  C09D5/028 ,  C09D7/62 ,  C09D133/04 ,  C09K3/10 ,  C08L2201/52 ,  C08L2205/025 ,  C08L2205/03 ,  C08L2205/14 ,  C09K2200/0625

Abstract: A colored composition including a resin system, and a colorized filler. The colorized filler includes particles including a polymer. The particles have a density less than 2.6 g/cc and an average particle size from 100 microns to 600 microns.

公开(公告)号：US12049547B2

公开(公告)日：2024-07-30

申请号：US18310233

申请日：2023-05-01

Applicant: H.B. Fuller Company

Inventor： Luke A. Strzegowski ,  Jayesh G. Bokria ,  Thomas F. Kauffman

IPC: H01L31/046 ,  C08J5/18 ,  C08L33/08 ,  H01L31/048

CPC classification number: C08J5/18 ,  C08L33/08 ,  H01L31/046 ,  H01L31/0481 ,  H01L31/0488 ,  C08J2333/08

Abstract: The invention features a hot melt composition in the form of a film including from 40% by weight to 80% by weight of a non-functionalized alkyl acrylate, from 14% by weight to 50% by weight of an olefin polymer, from 2% by weight to 15% by weight of a first functionalized polymer comprising a functional group selected from the group consisting of epoxides and carboxylic anhydrides, and from 2% by weight to 15% by weight of a second functionalized polymer comprising a functional group capable of reacting with the functional group of the first functionalized polymer.
The hot melt composition in the form of a film has found utility as an encapsulant for thin film photovoltaic modules.

公开(公告)号：US11891496B2

公开(公告)日：2024-02-06

申请号：US17653578

申请日：2022-03-04

Applicant: H.B. Fuller Company

Inventor： Lars P. Hoyer ,  Wolfgang Wittwer

IPC: C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  C08K5/134 ,  C08F120/36

CPC classification number: C08K5/134 ,  C08F120/36

Abstract: The present invention relates to a curable cyanoacrylate composition comprising (i) at least one cyanoacrylate monomer, and (ii) at least one free radical stabilizer, wherein the free radical stabilizer is non-hazardous and shows good compatibility to the cyanoacrylate but does not impair the reactivity of the cyanoacrylate and its performance after curing.

公开(公告)号：US11845886B2

公开(公告)日：2023-12-19

申请号：US16912215

申请日：2020-06-25

Applicant: H.B. Fuller Company

Inventor： Brian W. Carlson ,  Sudipto Das ,  Daniel J. Van Dyke ,  Matthias E. Gurr ,  Rituparna Paul

IPC: C09J175/04 ,  C08G18/32 ,  C08G18/42 ,  C08G18/76 ,  C09J5/06 ,  C08G18/48 ,  C09J175/08 ,  C08G18/40 ,  C09J175/06 ,  C08G18/12 ,  C08G18/30 ,  C08G18/66 ,  C08G18/62 ,  C08G18/28 ,  C09J175/14 ,  C08G18/20 ,  C08G18/73 ,  C08G18/72

CPC classification number: C09J175/04 ,  C08G18/12 ,  C08G18/2009 ,  C08G18/2825 ,  C08G18/307 ,  C08G18/3203 ,  C08G18/3206 ,  C08G18/4018 ,  C08G18/4063 ,  C08G18/42 ,  C08G18/4261 ,  C08G18/48 ,  C08G18/4854 ,  C08G18/622 ,  C08G18/6216 ,  C08G18/664 ,  C08G18/6607 ,  C08G18/6674 ,  C08G18/724 ,  C08G18/73 ,  C08G18/7671 ,  C09J5/06 ,  C09J175/06 ,  C09J175/08 ,  C09J175/14 ,  C08G2170/20 ,  C08G18/12 ,  C08G18/307

Abstract: A moisture curable polyurethane hot melt adhesive composition and a process for making the same are disclosed. The moisture curable polyurethane hot melt adhesive composition includes an isocyanate-terminated polyurethane prepolymer that is the reaction product of a diisocyanate monomer component that includes at least 20% by weight asymmetrical diisocyanate monomer based on the weight of the diisocyanate monomer component and symmetrical diisocyanate monomer, at least one polyol having a number average molecular weight greater than 1000 g/mole, a monofunctional compound that includes one isocyanate-reactive group and has a molecular weight no greater than 400 g/mole, and a multifunctional compound that includes at least two isocyanate-reactive groups and has a molecular weight no greater than 400 g/mole.

公开(公告)号：US20230183170A1

公开(公告)日：2023-06-15

申请号：US18065383

申请日：2022-12-13

Applicant: H.B. Fuller Company

Inventor： Vijaya B. Gondi ,  John G. Reid

IPC: C07C253/30 ,  C07C67/317 ,  C07C67/343

CPC classification number: C07C253/30 ,  C07C67/317 ,  C07C67/343

Abstract: Improved iminium based processes for the production of cyanoacrylates and methylidene malonates wherein the improvement pertains to the presence of acid chlorides and/or acid anhydrides in the reaction mix.

公开(公告)号：US20230029135A1

公开(公告)日：2023-01-26

申请号：US17812633

申请日：2022-07-14

Applicant: H.B. Fuller Company

Inventor： Haiying Zhou ,  Andrew R. Michel

IPC: C09J7/35 ,  C09J5/06 ,  C09J11/08 ,  A61F13/15

Abstract: The inventors have discovered hot melt adhesive compositions that can be formulated to have a high percentage of environmentally conscious components and still provide performance over a broad temperature range.
The invention features a hot melt adhesive composition including from 5% by weight to 50% by weight of a styrene block copolymer, from 15% by weight to 75% by weight of a bio-based tackifying agent, and from 5% by weight to 40% by weight of an aliphatic plasticizer having a cyclo-aliphatic content of no greater than 1% by weight as tested by 1H-NMR Spectroscopy, wherein said hot melt adhesive composition has an environmentally conscious component content of at least 50% by weight.

公开(公告)号：US20230026411A1

公开(公告)日：2023-01-26

申请号：US17757761

申请日：2020-12-18

Applicant: H.B. Fuller Company

Inventor： Kevin P. Davis ,  James E. Welton ,  Adam M. Pederson

IPC: C09J123/20 ,  C09J123/16 ,  C09J7/35 ,  C09J11/08

Abstract: A hot melt adhesive composition that includes at least 40% by weight of a metallocene-catalyzed polybutene-1 selected from the group consisting of polybutene-1 homopolymer, polybutene-1 copolymer, and combinations thereof, the metallocene-catalyzed polybutene-1 including at least 30% by weight, based on the weight of the hot melt adhesive composition, of a metallocene-catalyzed polybutene-1 having a melt flow rate of at least 1000 grams per 10 minutes at 190° C., tackifying agent, and at least 15% by weight wax, the hot melt adhesive composition having a specific gravity of less than 0.95.