US4464202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous adhesive composition useful for labeling bottles
Assignee: Henkel AG and Co KGaA
•
Filing: 1982-11-08
•
Granted: 1984-08-07
•
Expires: 2002-11-08
Abstract
Abstract This invention relates to aqueous adhesive solutions. More particularly, this invention relates to an aqueous adhesive composition for mechanical labeling based upon starch derivatives and having a content of flow-regulating additives and, optionally, other customary additives, which comprises: (a) at least one hydroxyalkyl ether of oxidized starch with a mean degree of substitution (MS) of ≦0.2, together with (b) at least one polymer dissolved in the aqueous phase, the polymer being selected from the group consisting of water-soluble cellulose derivatives, water-soluble synthetic polymers, casein, and water-soluble starch derivatives different from component (a).
Inventors
- 👤 Johannes Andres
- 👤 Rainer Hasenkamp
- 👤 Heinrich Merkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:31
CPC Classifications
C; C09; C09J; C09J103/00; C09J103/04; C09J103/08; C08; C08L; C08L2666/00; C08L2666/02
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
74 words
An aqueous composition for mechanical labeling based upon starch derivatives and having a content of flow-regulating additives and, optionally, other customery additives, which comprises: (a) at least one hydroxyalkyl ether of oxidized starch with a mean degree of substitution (MS) of ≦0.2, together with (b) at least one polymer dissolved in the aqueous phase, the polymer being selected from the group consisting of water-soluble cellulose derivatives and water-soluble starch derivatives different from component (a).
Claim 2
Dependent Claim
74 words
An aqueous composition for mechanical labeling based upon starch derivatives and having a content of flow-regulating additives and, optionally, other customery additives, which comprises: (a) at least one hydroxyalkyl ether of oxidized starch with a mean degree of substitution (MS) of ≦0.2, together with (b) at least one polymer dissolved in the aqueous phase, the polymer being selected from the group consisting of water-soluble cellulose derivatives and water-soluble starch derivatives different from component (a).
Claim 3
Dependent Claim
14 words
The adhesive composition of claim 1, wherein component (a) has an MS of <0.1.
Claim 4
Dependent Claim
18 words
The adhesive composition of claim 2, wherein component (a) has an MS of from about 0.01 to 0.1.
Claim 5
Dependent Claim
38 words
The adhesive composition of claim 1, wherein component (a) has a Drage-viscosity in the range of from about 40 to 200 mPa·s--determined in aqueous solution in the Drage-rheomat 15 at 65° C. and 25% by weight solids content.
Claim 6
Dependent Claim
19 words
The adhesive composition of claim 4, wherein component (a) has a Drage-viscosity of from about 50 to 140 mPa·s.
Claim 7
Dependent Claim
21 words
The adhesive composition of claim 1, wherein component (a) comprises a mixture of two or more hydroxyalkyl ethers of oxidized starch.
Claim 8
Dependent Claim
16 words
The adhesive composition of claim 6, wherein the hydroxyalkyl ethers of oxidized starch have different Drage-viscosities.
Claim 9
Dependent Claim
21 words
The adhesive composition of claim 1, wherein component (a) comprises oxypropyl-starch derivatives with an MS of from about 0.05 to 0.1.
Claim 10
Dependent Claim
27 words
The adhesive composition of claim 1, wherein component (a) comprises from about 15 to 50% by weight, based upon the total weight of the final adhesive composition.
Claim 11
Dependent Claim
27 words
The adhesive composition of claim 9, wherein component (a) comprises from about 25 to 40% by weight, based upon the total weight of the final adhesive composition.
Claim 12
Dependent Claim
18 words
The adhesive composition of claim 1, wherein component (b) is present in a smaller amount than component (a).
Claim 13
Dependent Claim
32 words
The adhesive composition of claim 11, wherein component (b) is present in an amount of from about 0.1 to 10% by weight, based upon the total weight of the final adhesive composition.
Claim 14
Dependent Claim
32 words
The adhesive composition of claim 12, wherein component (b) is present in an amount of from about 0.5 to 6% by weight, based upon the total weight of the final adhesive composition.
Claim 15
Dependent Claim
45 words
The adhesive composition of claim 1, wherein component (b) comprises at least one polymer selected from the group consisting of carboxyalkyl starches; starch derivatives containing cationic groups; dextrin; carboxymethyl cellulose and mixed ethers thereof and water-soluble salts thereof; and hydroxyalkyl celluloses and mixed ethers thereof.
Claim 16
Dependent Claim
42 words
The adhesive composition of claim 1 having a further content of from about 2 to 20% by weight, based upon the total weight of the final adhesive composition, of low molecular weight compounds known as low-molecular weight means for regulating adhesive fluidity.
Claim 17
Dependent Claim
30 words
The adhesive composition of claim 15, containing from about 5 to 12% by weight, based upon the total weight of the final adhesive composition, of said low molecular weight compounds.
Claim 18
Dependent Claim
28 words
The adhesive composition of claim 15, wherein said low molecular weight compounds are selected from the group consisting of urea, thiourea, dicyanamide, and inorganic or organic water-soluble salts.
Claim 19
Dependent Claim
24 words
The adhesive composition of claim 1 which comprises conventional additives selected from the group consisting of natural starches, wetting agents, anti-foaming agents, and preservatives.
Claim 20
Dependent Claim
34 words
The adhesive composition of claim 18, wherein the conventional additives are present in a total amount of from about 0.3 to 20% by weight, based upon the total weight of the final adhesive composition.
Claim 21
Dependent Claim
32 words
The adhesive composition of claim 1, wherein the total solids content is from about 30 to 60% by weight and the viscosity according to Brookfield is from about 20,000 to 200,000 mPa·s.
Claim 22
Dependent Claim
19 words
The adhesive composition of claim 20, wherein the total solids content is from about 40 to 60% by weight.
Claim 23
Dependent Claim
16 words
The adhesive composition of claim 20, wherein the viscosity is from about 20,000 to 100,000 mPa·s.
Claim 24
Dependent Claim
163 words
An aqueous adhesion composition for mechanical labeling based upon starch derivatives and having a content of flow-regulating additives and, optionally, other customary additives, which comprises: (a) from about 15 to 50% by weight, based upon the total weight of the final adhesive composition, of at least one hydroxyalkyl ether of oxidized starch with a mean degree of substitution of from about 0.01 to 0.1 and a Drage-viscosity, as determined in aqueous solution in the Drage-rheomat 15 at 65° C. and 25% by weight solids content, of from about 40 to 200 mPa·s, together with (b) at least one polymer dissolved in the aqueous phase, the polymer being selected from the group consisting of water-soluble cellulose derivatives and water-soluble starch derivatives different from component (a), the amount of component (b) being smaller than the amount of component (a), wherein the total solids content is from about 30 to 60% by weight and the viscosity according to Brookfield is from about 20,000 to 200,000 mPa·s.
Claim 25
Dependent Claim
163 words
An aqueous adhesion composition for mechanical labeling based upon starch derivatives and having a content of flow-regulating additives and, optionally, other customary additives, which comprises: (a) from about 15 to 50% by weight, based upon the total weight of the final adhesive composition, of at least one hydroxyalkyl ether of oxidized starch with a mean degree of substitution of from about 0.01 to 0.1 and a Drage-viscosity, as determined in aqueous solution in the Drage-rheomat 15 at 65° C. and 25% by weight solids content, of from about 40 to 200 mPa·s, together with (b) at least one polymer dissolved in the aqueous phase, the polymer being selected from the group consisting of water-soluble cellulose derivatives and water-soluble starch derivatives different from component (a), the amount of component (b) being smaller than the amount of component (a), wherein the total solids content is from about 30 to 60% by weight and the viscosity according to Brookfield is from about 20,000 to 200,000 mPa·s.
Claim 26
Dependent Claim
32 words
The adhesive composition of claim 23, wherein the total solids content is from about 40 to 60% by weight and the viscosity according to Brookfield is from about 20,000 to 100,000 mPa·s.
Claim 27
Dependent Claim
22 words
A method for preparing the adhesive composition of claim 1 which comprises dissolving component (a) in an aqueous solution of component (b).
Claim 28
Dependent Claim
21 words
The method of claim 25, wherein the aqueous solution of component (b) comprises low molecular weight means for regulating adhesive fluidity.
Claim 29
Dependent Claim
19 words
The method of claim 25, wherein the aqueous solution of component (b) is heated for dissolution of component (a).
Claim 30
Dependent Claim
29 words
The adhesive composition of claim 1 which also contains at least one polymer selected from the group consisting of water-soluble synthetic polymers and casein, dissolved in the aqueous phase.
References Cited (Backward Citations)
US3049538A
Cited
US3376148A
Cited
US3515630A
Cited
US3692713A
Cited
US3655644A
Cited
US3857803A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-08-07 | 1988-02-06 | 1988-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-08-07 | 1992-02-06 | 1992-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-08-07 | 1996-02-06 | 1996-08-07 | $7700.00 | Window Closed / Lapsed |